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NovaJet ® 8-Head Family Service Manual NovaJet 800 Series.
NOV AJET® 800 Series Color Inkjet Printer Service Manual Part Number 216520-01 ®.
iii NovaJet 800 Series Service Manual Copyright Eastman Kodak Company, 2002 KODAK, ENCAD ® , VinylJet ® , VinylJet ® , CADJET ® , Extreme Color Printing™, and Graphic Outdoor Matched System™ (GO) are trademarks of Eastman Kodak Company . Other trademarks and registered trademarks are the property of their respective owners.
iv NovaJet 800 Series Service Manual FCC Statement (U.S.A.) The United States Federal Communications Commision has specified that the following notice be brought to the attention of the users of the NOVAJET 800 series printers.
v NovaJet 800 Series Service Manual User Instructions: If the equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one of the following measures: − Reorient or relocate the receiving antenna.
vi NovaJet 800 Series Service Manual VDE Statement Hiermit wird bescheinigt, daß die NOVAJET 800 Serie von Drucker in Übereinstimmung mit den Bestimmungen der BMPT-AmstbIVfg 234/1991 funkentstört ist. Der vorschriftsmäßige Betrieb mancher Geräte (z.
vii NovaJet 800 Series Service Manual Material Safety Data Sheet ENCAD QIS (Quality Imaging Supplies) ink is nonhazard- ous, requiring no special disposal handling. It can be harmful if swallowed and should be kept away from children. To obtain a Material Safety Data Sheet, contact ENCAD, Inc.
viii NovaJet 800 Series Service Manual Warranty or Damage Claims United States ENCAD ® , Inc., warrants its printers ("P RODUCT ") to be free from defects in workmanship and materials for a period of one year from the date of purchase. In order to submit a Warranty claim, please contact the ENCAD Help Desk at (858) 452-4350.
ix NovaJet 800 Series Service Manual Table of Contents Chapter 1 General Description ....................................... 1-1 Introduction .................................................................................. 1-1 Overview .............
x NovaJet 800 Series Service Manual Table of Contents (cont) Chapter 3 Maintenance ................................................... 3-1 Introduction .................................................................................. 3-1 Scheduled Maintenance .
xi NovaJet 800 Series Service Manual Table of Contents (cont) Chapter 4 Troubleshooting ............................................. 4-1 Introduction .................................................................................. 4-1 No Power ....
xii NovaJet 800 Series Service Manual Table of Contents (cont) Chapter 4 Troubleshooting (cont) Microbanding ............................................................. 4-28 Banding Differences ................................................... 4-30 Horizontal Banding .
xiii NovaJet 800 Series Service Manual Table of Contents (cont) Chapter 5 AssemblyDisassembly ................................ 5-1 Introduction .................................................................................. 5-1 Remove the Left, Top, and Right Covers .
xiv NovaJet 800 Series Service Manual Table of Contents (cont) Chapter 5 AssemblyDisassembly (cont) Remove the Lower Roller Assembly, Stepper Motor and Vacuum Fan (NovaJet 850) .......................................................... 5-48 Install the Lower Roller Assembly, Stepper Motor and Vacuum Fan (NovaJet 850) .
xv NovaJet 800 Series Service Manual Chapter 5 AssemblyDisassembly (cont) Remove the Carriage Assembly, Carriage Belt, and the Frame Tensioner .................................................................................... 5-23 Install the Carriage Assembly, Carriage Belt, and the Frame Tensioner .
xvi NovaJet 800 Series Service Manual Chapter 6 Parts List ........................................................ 6-1 Table of Contents (cont).
xvii NovaJet 800 Series Service Manual List of Illustrations Figure Page Chapter 1 General Description 1-1. NovaJet 800 Series Inkjet Printer ................................................. 1-1 Chapter 2 Theory of Operation 2-1. General Block Diagram.
xviii NovaJet 800 Series Service Manual List of Illustrations (cont) Figure Page Chapter 3 Maintenance (cont.) 3-20. Color Calib Menu. .................................................................... 3-33 3-21. Vertical Options Menu. .............
xix NovaJet 800 Series Service Manual List of Illustrations (cont) Figure Page Chapter 4 Troubleshooting (cont) 4-26. Unseated or Defective Trailing Cables. ...................................... 4-33 4-27. ESD Problems. ..............................
xx NovaJet 800 Series Service Manual List of Illustrations (cont) Figure Page Chapter 4 Troubleshooting (cont) 4-63. Normal Color Test (3 Pass). ..................................................... 4-61 4-64. Abnormal Test Examples. .................
xxi NovaJet 800 Series Service Manual List of Illustrations (cont) Figure Page Chapter 4 Troubleshooting (cont) 4-98. Probable Defective Carriage PWA. .......................................... 4-92 4-99. Defective Main PWA. ..........................
xxii NovaJet 800 Series Service Manual List of Illustrations (cont) Figure Page Chapter 5 Assembly/Disassembly (cont.) 5-18. Carriage Coupler Installation. ................................................... 5-28 5-19. Left Carriage Installation. ....
xxiii NovaJet 800 Series Service Manual List of Tables Table Page Chapter 3 Maintenance 3-1. Main PWA Connections. ............................................................ 3-10 3-2. Carriage PWA Connections. .......................................
General Description 1-1 NovaJet 800 Series Service Manual General Description 1 Figure 1-1. NovaJet 800 Series Inkjet Printer. Introduction This manual provides service information for the ENCAD ® , Inc. NovaJet ® 800 Series Color Inkjet Printers. The NovaJet 850 printer is available in two sizes: a 42 inch model and a 60 inch model.
General Description 1-2 NovaJet 800 Series Service Manual A Centronics parallel connection is provided to interface with the host computer. Commands sent from the host computer can be in several forms including HP-GL/2, HP-RTL and Encad RTL formats.
General Description 1-3 NovaJet 800 Series Service Manual Overview Printers draw according to instructions issued from a “host” computer. Every printer is engineered to understand a specific set of instructions and to execute each instruction in a precise manner.
General Description 1-4 NovaJet 800 Series Service Manual Warnings, Cautions and Notes Warnings, cautions and notes are used when additional information, instructions or care should be observed. In this manual warnings, cautions and notes precede the text to which each applies.
General Description 1-5 NovaJet 800 Series Service Manual Printer Specifications The specifications and performance characteristics of the NovaJet 800 Series Color Inkjet Printers are as follows: Max Printing Area: 42 inch 60 inch Norm 40.8” 58.8” 1.
General Description 1-6 NovaJet 800 Series Service Manual Contents of this Service Manual Figures are used in this manual to clarify procedures. They are for illustrative purposes only and may not necessarily be drawn to scale. Material in this manual may be repeated in various chapters so that each chapter can “stand alone”.
General Description 1-7 NovaJet 800 Series Service Manual Chapter 3 MAINTENANCE - This chapter covers the scheduled maintenance, cleaning procedures and alignment/adjustments recommended to perform on the printers. Diagnostics and a signal flow diagram are also listed.
General Description 1-8 NovaJet 800 Series Service Manual Technical Support ENCAD offers full technical support and service for its various prod- ucts.
2 2-1 Introduction This chapter explains the mechanical and electrical theory of operation of the ENCAD NovaJet 800 Series Color Inkjet printers. The NovaJet 800 Series V-8 print engine has eight ink cartridges, eight 500-milliliter ink reservoirs and 12 independent ink lines.
Theory of Operation 2-2 NovaJet 800 Series Service Manual NovaJet 800 Series Printers General Block Diagram Figure 2-1 illustrates the major functional areas of the printers. The NovaJet 800 Series printers consist of three mechanical assem- blies: 1.
Theory of Operation 2-3 NovaJet 800 Series Service Manual Figure 2-1. General Block Diagram..
Theory of Operation 2-4 NovaJet 800 Series Service Manual Paper (Media) Axis Drive Figure 2-2. Paper (Media) Axis Drive. The Paper (Media) Axis Drive moves the plotting media in a direction perpendicular to the length of the printer.
Theory of Operation 2-5 NovaJet 800 Series Service Manual The Carriage Axis Drive CARTRIDGE 1 CARTRIDGE 2 CARTRIDGE 3 CARTRIDGE 4 OPTICAL ENCODER OPTICAL SENSOR PAPER SENSOR CARRIAGE PWA TRAILING CABLE CONNECTION FROM MAIN PWA TRAILING CABLE INKJET DRIVERS LEFT AND RIGHT CARRIAGE ASSEMBLY RIGHT CARRIAGE ASSEMBLY ONLY Figure 2-3.
Theory of Operation 2-6 NovaJet 800 Series Service Manual Media Feed and Take-Up System REFLECTOR REFLECTOR SENSORS Figure 2-4. Power Feed and Take-Up System. The media feed and take-up system comprises of two optical sensors, two dc motors and a dryer assembly.
Theory of Operation 2-7 NovaJet 800 Series Service Manual Main PWA (Printed Wiring Assembly) Figure 2-5. Main PWA (Printed Wiring Assembly). The Main PWA (Printed Wiring Assembly) consists of seven functional areas: 1. Microprocessor (CPU) 2. Gate Array 3.
Theory of Operation 2-8 NovaJet 800 Series Service Manual Main PWA LED Status Indicators D1 - Normally flashes when the DSP is idle. Steady during print opera- tions. D8 - +24V available. D9 - Normally flashes when the Power PC processor is idle. Stops flashing when processor is busy (i.
Theory of Operation 2-9 NovaJet 800 Series Service Manual Gate Array Figure 2-6. Gate Array. The gate array contains the hardware logic for dot firing, monitoring changes in the Carriage Assemblies position, controlling DMA through the parallel port, and generating the PWM (Pulse Width Modulation) waveforms for the servo controller.
Theory of Operation 2-10 NovaJet 800 Series Service Manual Memory Circuits Memory is used to retain large amounts of information. This information is stored in the device memory in the form of binary bits. Printer memory consists of Flash EEPROM, SDRAM, and EEPROM.
Theory of Operation 2-11 NovaJet 800 Series Service Manual SDRAM SDRAM is Synchronous Dynamic Random Access Memory, which provides temporary storage of the microprocessor calculation and input/ output data. It is also a faster type of memory then the Flash EEPROM.
Theory of Operation 2-12 NovaJet 800 Series Service Manual commands which the Stepper Motor receives from the microprocessor. The Stepper Motor Controller contains two identical circuits, one for each winding of the stepper motor. The circuit is a combination of two simpler types of circuits and can be thought of as a variation of either one.
Theory of Operation 2-13 NovaJet 800 Series Service Manual Servo Motor Controller GATE ARRAY MOTOR DRIVER SERVO CONNECTOR CARRIAGE CONNECTOR SERVO MOTOR CARRIAGE ENCODER MAIN PWA Figure 2-8. Servo Motor Controller. The Carriage Assembly is driven by the Servo Motor.
Theory of Operation 2-14 NovaJet 800 Series Service Manual ENCODER STRIP OUTPUT OF DETECTOR 2 COMPOSITE TRANSITION-TRIGGERED OUTPUT OF BOTH DETECTORS OUTPUT OF DETECTOR 1 4 OUTPUT PULSES PER OPTICAL LINE DETECTOR 2 DETECTOR 1 Figure 2-9. Quadrature Signal Generation.
Theory of Operation 2-15 NovaJet 800 Series Service Manual A hardware counter in the gate array increments as the Carriage Assem- bly moves left and decrements as the Carriage Assembly moves right. The hardware counter is only eight bits wide, so it cannot store a value large enough to represent an absolute Carriage Assembly position.
Theory of Operation 2-16 NovaJet 800 Series Service Manual Carriage Assembly Circuits CARTRIDGE 1 CARTRIDGE 2 CARTRIDGE 3 CARTRIDGE 4 OPTICAL ENCODER OPTICAL SENSOR PAPER SENSOR CARRIAGE PWA TRAILING CABLE CONNECTION FROM MAIN PWA TRAILING CABLE INKJET DRIVERS LEFT AND RIGHT CARRIAGE ASSEMBLY RIGHT CARRIAGE ASSEMBLY ONLY Figure 2-11.
Theory of Operation 2-17 NovaJet 800 Series Service Manual NOTE: The carriage housing has been modified from that of the Right Carriage Assembly. The belt strain relief has been removed and the encoder sensor clip has been removed. The Right Carriage PWA contains the logic and drive circuitry for the firing of the inkjet cartridges.
Theory of Operation 2-18 NovaJet 800 Series Service Manual Control Panel The Control Panel is located on the right side of the printer and consists of 8 variable-action control buttons and an LCD graphics display. The control buttons are assigned to different functions and are dependant upon the selections that were previously selected.
Theory of Operation 2-19 NovaJet 800 Series Service Manual The power supply is fused using a 6.3A 250V fast blow type fuse. The outputs share a common ground which is isolated from earth ground with in the supply itself. Earth ground and DC ground are connected external of the power supply.
Theory of Operation 2-20 NovaJet 800 Series Service Manual The Main PWA has a humidity sensor and a temperature sensor mounted to the back side. The sensors monitor ambient room temperature and humidity. Prior to print operations the printer should be allowed to acclimate to the environment for at least 15 minutes.
Theory of Operation 2-21 NovaJet 800 Series Service Manual Beeper and Fans The beeper contains built-in driver circuitry so that it beeps under firm- ware control. The beeper alerts the user to error conditions. There exists three types of fans that can be on these printers.
3 3-1 Maintenance Introduction This chapter contains general maintenance and cleaning instructions for the NovaJet 800 series printers. Scheduled Maintenance Scheduled maintenance consists of a list of checks that are planned to be performed on a regular basis or when conditions warrant it.
Maintenance 3-2 NovaJet 800 Series Service Manual Cleaning Procedures Always turn the printer OFF, remove the power cord and the inter- face cable before cleaning the printer. An electrical shock hazard may be present if these procedures are not followed.
Maintenance 3-3 NovaJet 800 Series Service Manual Printer problems can be caused by an accumulation of dirt or other contamination on the slide shaft. This contamination may lead to drag on the carriage. Extreme drag results in a “carriage axis failure” fault and will stop the carriage motion.
Maintenance 3-4 NovaJet 800 Series Service Manual 7. If the service station is filling with ink or very dirty it can be removed and rinsed under warm water.
Maintenance 3-5 NovaJet 800 Series Service Manual MAINTENANCE Trailing Cables Cleaning Clean the trailing cables bi- weekly or as necessary to remove any buildup of debris. Distilled water should be used. Do not pull too hard on the trailing cables or damage may occur.
Main tena nce 3 -6 NovaJet 800 Series Service Manual Cartridge Dimples Cleaning CARTRIDGE DIMPLE AREA Figure 3-2. Cartridge Dimple Region. The cartridge dimple area can easily be contaminated by oils and dirt on fingers and hands or ink spilled onto them.
Maintenance 3-7 NovaJet 800 Series Service Manual MAINTENANCE Be sure to clean the yellow cartridge because it is not readily apparent that it is dirty. The yellow ink is hard to see and could be overlooked. Flex Cable Contact Cleaning Flex Cable Contacts Figure 3-3.
Maintenance 3-8 NovaJet 800 Series Service Manual Clean and Inspect Stepper Motor Gears The stepper motor gears can become dirty after time (typically after 4-5 years of operation) if not cleaned. Dirty gears can cause microbanding in the print. This will reduce the quality of the output.
Maintenance 3-9 NovaJet 800 Series Service Manual MAINTENANCE Dryer Cleaning To clean ink and debris from the dryer, use a lint-free cloth dampened with water.
Maintenance 3-10 NovaJet 800 Series Service Manual J11 J5 J18 J17 J4 J15 J13 J6 J2 J1 J8 J10 J9 J7 U24 J12 Figure 3-4. Main PWA Connection Locations. Table 3-1.
Maintenance 3-11 NovaJet 800 Series Service Manual MAINTENANCE J7 J6 J4 J5 J3 J2 J1 Figure 3-5. Carriage PWA Connection Locations. Table 3-2. Carriage PWA Connections.
Maintenance 3-12 NovaJet 800 Series Service Manual LOCKING MECHANISM CONNECTOR ASSEMBLY RIBBON UNLOCKED LOCKED Figure 3-6. Ribbon Connector Locking Mechanism. Replace Trailing Cables Before replacing the trailing cables from the printer always remove power from the printer.
Maintenance 3-13 NovaJet 800 Series Service Manual MAINTENANCE Replace Carriage Cover/Carriage Bushings The carriage cover bushings (2 total) are rated for approximately 2000 hours of operational usage while the carriage assembly bushings (4 total) are rated for approximately 4000 hours of opera- tional usage.
Maintenance 3-14 NovaJet 800 Series Service Manual Servo Motor Winding Resistance Check Figure 3-7. Servo Motor. 1. Disconnect the servo motor connection from J12 on the Main PWA. 2. Using a standard ohmmeter or multimeter, connect the meter leads to the two wires going to the motor.
Maintenance 3-15 NovaJet 800 Series Service Manual MAINTENANCE Stepper Motor Winding Resistance Check * B A Figure 3-8. Stepper Motor. 1. Disconnect the stepper motor connection from J7 on the Main PWA. 2. Using a standard ohmmeter or multimeter, measure between pins 1 (red wire) and 3.
Maintenance 3-16 NovaJet 800 Series Service Manual Power Feed and Take-Up Motor Winding Resistance Check Figure 3-9. Power Feed and Take-Up Motor. 1. Remove the feed and/or take-up roll from the printer. 2. Using Phillips screwdriver, remove the four screws that secure the cradle idler from the right leg.
Maintenance 3-17 NovaJet 800 Series Service Manual MAINTENANCE Banding Differences Consistent horizontal banding is usually hardware related. Normally horizontal microbanding is caused by improper color deadband or color calibrations, dirty cartridges or service station.
Maintenance 3-18 NovaJet 800 Series Service Manual banding lines are generated by the software when the application incorrectly interprets the media advancing/ink firing sequence of the expected print file or when text an error occurs within the host application.
Maintenance 3-19 NovaJet 800 Series Service Manual MAINTENANCE Banding Causes & Quick Analysis Horizontal Banding Problems 1. Check the print mode for the type of image being printed. Refer to Printer Calibrations - 'Checking Print Mode'.
Maintenance 3-20 NovaJet 800 Series Service Manual 5. Clean the cartridge electrical and carriage flex driver cable contacts with isopropyl alcohol. Refer to Scheduled Maintenance. Reseat the flex driver cable connection for print images which contain vertical bar patterns along the right edge of print.
Maintenance 3-21 NovaJet 800 Series Service Manual MAINTENANCE Menu, Service Menu, Test Print) may be used, but this test is a compressed vector based file and may exhibit certain dithering properties different from that of another rasterized print. 12.
Maintenance 3-22 NovaJet 800 Series Service Manual 18. Clean or replace encoder strip for image skewing (image walking or skipping). Whether the image skews slights or off the page the encoder strip is at fault. Typically characterized as horizontal banding, often a walking image can also create vertical bands to appear in the print.
Maintenance 3-23 NovaJet 800 Series Service Manual MAINTENANCE create vertical bands to appear in the print. Refer to 'Scheduled Maintenance' for cleaning or 'Disassembly' for encoder strip replacement. Line Quality Problems (Overspray) 1.
Maintenance 3-24 NovaJet 800 Series Service Manual Images CD and refer to 'Demonstration Print' for proper procedures. Alignments/Adjustments The ENCAD NovaJet 850 printers are designed with a minimum of maintenance requirements in mind. Calibrations include: color calibration, deadband alignment, and X-axis calibration.
Maintenance 3-25 NovaJet 800 Series Service Manual MAINTENANCE Calibration Jo Block (1.434”) - Not used Plastic Gauge Card (0.011”) - Not used There are two basic measurements that are to be made using this kit (ensure power is off prior to performing these proceures): 1.
Maintenance 3-26 NovaJet 800 Series Service Manual MEASURE SECOND MEASURE FIRST MEASURE LAST ADJUST IF NECESSARY Figure 3-12. Measurement Positions for Slide Shaft. 3. Measure the right side (next to media alignment mark) and note the difference. Divide this amount by two.
Maintenance 3-27 NovaJet 800 Series Service Manual MAINTENANCE THIS IS THE INNER SCREW . POSITION GAUGE DIRECTL Y IN FRONT OF IT . THESE ARE THE TURNBUCKLE SCREWS. POSITION GAUGE IN BETWEEN THE SCREWS AND AS CLOSE TO CENTER AS POSSIBLE. Figure 3-13. Slide Shaft Profile Adjustment.
Maintenance 3-28 NovaJet 800 Series Service Manual HEAD HEIGHT CARTRIDGE JET PLATE PLATEN Figure 3-14. Carriage Head Height Tolerance. 1. Remove the lid and the right cover of the printer. See Chapter 5 for procedures. 2. Obtain the 3 tools (Micrometer Dial Gauge, Test Cartridge, and Measuring Tip Extender) from the Height Gauge Kit.
Maintenance 3-29 NovaJet 800 Series Service Manual MAINTENANCE 3. Place the test cartridge upright on a flat surface and ‘zero’ the gauge by loosening the knob near the top and turning the dial until the needle is at the ‘0’ position on the dial.
Maintenance 3-30 NovaJet 800 Series Service Manual Damage may occur to the micrometer gauge if the Carriage is moved without lifting up on the mea- suring tip. This action could also take the microme- ter out of alignment and foul the results of the align- ment.
Maintenance 3-31 NovaJet 800 Series Service Manual MAINTENANCE 12. To adjust the far right screw obtain the head height plate and install into the service station access hole (service station must be removed). Move the carriage assembly over the service station access hole so the Micrometer measuring tip extends to the head height plate surface.
Maintenance 3-32 NovaJet 800 Series Service Manual -6 -5 -4 -3 -2 -1 0 1 234 5 6 COLOR VERTICAL HEAD-TO-HEAD CALIBRATION Y M C COLOR HORIZONTAL HEAD-TO-HEAD CALIBRATION C M Y Current Heads (Y, M, C) Figure 3-18.
Maintenance 3-33 NovaJet 800 Series Service Manual MAINTENANCE Prime Access Menu Color Calib Menu Calibration Menu Display Settings Print Settings Service Menu Exit * Figure 3-19. Utility Menu. 2. From the Utility Menu, select “Color Calib Menu”. This brings up the color calibration menu and it looks like Figure 3-20.
Maintenance 3-34 NovaJet 800 Series Service Manual 4 Vertical Next Option <> Prev Option selected Cancel Ok * Figure 3-21. 4 Vertical Options Menu. 5. Observe the plot and using either “Prev Option” or “Next Option”, rotate through the selections until the one that best aligns the cartridge in slot 4 on the plot is selected.
Maintenance 3-35 NovaJet 800 Series Service Manual MAINTENANCE Figure 3-22. Slow Deadband. Figure 3-22 shows what the display will look like when printing the slow deadband test if it is out of alignment. A correctly aligned printer will appear as if there is only a series of vertical lines printed.
Maintenance 3-36 NovaJet 800 Series Service Manual Calibration Menu Diagnostics Menu About Cartridge Info. Test Print Exit * Figure 3-23. Service Menu. 3. Select the “Calibration Menu” from the Service Menu. 4. The Calibration Menu shown in Figure 3-24 is where the deadband tests are performed.
Maintenance 3-37 NovaJet 800 Series Service Manual MAINTENANCE 7. Continue performing steps 4 through 6 until the slow deadband adjustment is correct. Color Deadband Alignment The color deadband align.
Maintenance 3-38 NovaJet 800 Series Service Manual 4. The Color Db Menu is shown in Figure 3-26 and is where the color deadband test is performed. Left Right Color Db Test Exit * Figure 3-26. Color Db Menu. Select “Color Db Test” to run the color deadband test.
Maintenance 3-39 NovaJet 800 Series Service Manual MAINTENANCE 6. Observe the plot and using either “Prev Option” or “Next Option”, rotate through the selections until one that seems closer to the correct value is selected. Press “Ok” to accept the selection and return to the Left Carriage Cartridge Slot Selection Menu.
Maintenance 3-40 NovaJet 800 Series Service Manual 33" or 83.82 cm Figure 3-27. Paper Axis Test. 5. With a precision drafters measuring stick, measure the exact distance from each of the “ T ” intersections. 6. Select “Paper Axis” at the Calibration Menu.
Maintenance 3-41 NovaJet 800 Series Service Manual MAINTENANCE Servo PWM Test Servo Cycle Test Accessory Menu Carriage Test Color Test Menu Continuous Test Exit * Figure 3-28. Diagnostics Menu. All tests under the Diagnostics Menu should be performed by competent technicians only.
Maintenance 3-42 NovaJet 800 Series Service Manual Servo Cycle Test - Tests the servo motor by moving the carriage back and forth across the slide shaft. The number of cycles is selectable and the available options are: 10 100 1,000 10,000 100,000 1,000,000.
Maintenance 3-43 NovaJet 800 Series Service Manual MAINTENANCE Fan #1 and Fan #2 Tests - Tests the operation of the fans on the printer. Fan #1 Test (while depressed) turns on the power supply cooling fan and the suction fan inside the platen on the right side of the printer.
Maintenance 3-44 NovaJet 800 Series Service Manual 4. Select the firmware file in the Files section of the dialog box and press the Print button. The firmware file is sent to the printer as a normal print job. Approxi- mately 20 - 40 seconds later a single beep should be heard indicating the update was successful.
Maintenance 3-45 NovaJet 800 Series Service Manual MAINTENANCE Wait approximately 20 to 40 seconds later until you hear a SINGLE beep, indicating the download was successful. You may encounter a set of double beeps shortly after sending the firmware file, but you must wait until you hear the SINGLE beep.
Maintenance 3-46 NovaJet 800 Series Service Manual 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 J7 J1 CARRIAGE A OR B PWA 1 2 3 4 +5V EXB GND E.
Maintenance 3-47 NovaJet 800 Series Service Manual MAINTENANCE Figure 3-32. Leg Harness Connections Diagram. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 1 2 3 4 5 6 7 8 9 10 1.
Troubleshooting 4-1 NovaJet 800 Series Service Manual Troubleshooting 4 No Power • printer not ON depress power switch • faulty power replace power cord cord • AC input not replace AC entry Introduction Chapter 4, Troubleshooting consists of a table that is intended to aide the technician in troubleshooting the NovaJet 800 series printers.
Troubleshooting 4-2 NovaJet 800 Series Service Manual Symptoms Possible cause Solution Table 4-1. Troubleshooting Table (cont). No Power • printer not ON depress power switch • faulty power replac.
Troubleshooting 4-3 NovaJet 800 Series Service Manual Symptoms Possible cause Solution Table 4-1. Troubleshooting Table (cont). • trailing cable replace trailing defective cable Media Does Not Move .
Troubleshooting 4-4 NovaJet 800 Series Service Manual Symptoms Possible cause Solution Table 4-1. Troubleshooting Table (cont). Internal ERROR “Carriage Axis Failure” • dirty (or perform Slide S.
Troubleshooting 4-5 NovaJet 800 Series Service Manual Symptoms Possible cause Solution Table 4-1. Troubleshooting Table (cont). • worn carriage replace carriage bushings bushings • loose trailing .
Troubleshooting 4-6 NovaJet 800 Series Service Manual Symptoms Possible cause Solution Table 4-1. Troubleshooting Table (cont). Internal ERROR “Paper Sensor Failure” • servo motor reattach conne.
Troubleshooting 4-7 NovaJet 800 Series Service Manual Symptoms Possible cause Solution Table 4-1. Troubleshooting Table (cont). Internal ERROR “MPCB Failure” • bad MPWA replace MPWA Unrecognized.
Troubleshooting 4-8 NovaJet 800 Series Service Manual Symptoms Possible cause Solution Table 4-1. Troubleshooting Table (cont). Media Sen Ref. Pts Not Initialized (NJ880 only) • reference points reset all eleven refer- were accidentally ence p9oints by per- cleared forming the Media Ref Pts.
Troubleshooting 4-9 NovaJet 800 Series Service Manual Symptoms Possible cause Solution Table 4-1. Troubleshooting Table (cont). • bad MPWA replace MPWA Ink Cartridge Misfiring • cartridge low on refill or replace ink cartridge • defective septum replace cartridge needle tubing needle/ septum assy.
Troubleshooting 4-10 NovaJet 800 Series Service Manual Symptoms Possible cause Solution Table 4-1. Troubleshooting Table (cont). Ink Cartridge • service station 1) perform Service Misfiring (cont) d.
Troubleshooting 4-11 NovaJet 800 Series Service Manual Symptoms Possible cause Solution Table 4-1. Troubleshooting Table (cont). Printer Output is 2) inspect and/or Banding (Horz.
Troubleshooting 4-12 NovaJet 800 Series Service Manual Symptoms Possible cause Solution Table 4-1. Troubleshooting Table (cont). Printer Output is 2) replace carriage Banding (Horizontal) quad flex ca.
Troubleshooting 4-13 NovaJet 800 Series Service Manual Symptoms Possible cause Solution Table 4-1. Troubleshooting Table (cont). • defective encoder clean encoder strip strip • bad MPWA replace MP.
Troubleshooting 4-14 NovaJet 800 Series Service Manual Symptoms Possible cause Solution Table 4-1. Troubleshooting Table (cont). • carriage replace carriage bushings worn bushings (4) • debris or .
Troubleshooting 4-15 NovaJet 800 Series Service Manual Symptoms Possible cause Solution Table 4-1. Troubleshooting Table (cont). • color calibration perform Color needed Calibration • deadband per.
Troubleshooting 4-16 NovaJet 800 Series Service Manual Symptoms Possible cause Solution Table 4-1. Troubleshooting Table (cont). Fan Does Not Power Up • MPWA has 1) reseat connection 24 VDC at J3 at.
Troubleshooting 4-17 NovaJet 800 Series Service Manual Symptoms Possible cause Solution Table 4-1. Troubleshooting Table (cont). Media Feed Motor Not Operating, Sensor Works • bad connection reconne.
Troubleshooting 4-18 NovaJet 800 Series Service Manual Symptoms Possible cause Solution Table 4-1. Troubleshooting Table (cont). • reflective decal replace reflective missing decal • sensor not re.
Troubleshooting 4-19 NovaJet 800 Series Service Manual Print Quality Issues Cartridge Misfires (Intermittent Banding) Cartridge or print head misfires (clogged jets or misfiring jets) lead to microbanding in prints and can cause operational downtime. The Prime pattern tests all cartridge jets.
Troubleshooting 4-20 NovaJet 800 Series Service Manual Failure Analysis - Print Misfires 1. Ensure ink is in supply to cartridge jets? Are the ink lines full of ink at the reservoir tubing needles (connected to reservoir) and at the cartridge tubing/septum needles (connected to cartridges)? 2.
Troubleshooting 4-21 NovaJet 800 Series Service Manual Figure 4-3. Dirty Service Station. 5. Are there any signs of leaking ink on or below the inkjet carrier assembly? This would indicate an air leak is in the ink delivery system. Ensure the septum connector fittings (3 parts make up the septum connector) are tight.
Troubleshooting 4-22 NovaJet 800 Series Service Manual PWA? Reseat either the Right or Left Carriage PWA flex driver cable connections. The floating carriage cover must be removed first. Refer to Disassembly. Figure 4-5. Unseated Flex Driver Cable. 8.
Troubleshooting 4-23 NovaJet 800 Series Service Manual Figure 4-7. Damaged Flex Driver Cable. 11. Inspect flex driver cables (on carriage). Has damage/ink attack occurred? Look at electrical dimples for charring or burn marks. Replace cable if damaged.
Troubleshooting 4-24 NovaJet 800 Series Service Manual Figure 4-9. Unseated or Defective Trailing Cable. 13. Replace both trailing cables for vertical white gaps or spaces in the Prime pattern, jumps in color, or for irregular patterns with horizontal lines.
Troubleshooting 4-25 NovaJet 800 Series Service Manual Figure 4-11. Stall Configuration. Ensure the left or right Carriage PWA is tested properly. 15. Replace the Main PWA only if a specific test pattern, calibration, or jet sequence fails to print. Magnetic tipped screwdrivers are known to have caused these types of Main PWA failures in the past.
Troubleshooting 4-26 NovaJet 800 Series Service Manual Clearing Cartridge Misfires - Press lightly against jets with a water/alcohol moistened lint-free cloth. Blot gold jet plate area, do not wipe. - Insert cartridge and initiate a Color Test @ 100% in the 2-pass mode.
Troubleshooting 4-27 NovaJet 800 Series Service Manual Figure 4-14. Service Station. If failures are occurring within 40 ml of ink throughput, improper cleaning of electrical contacts on carrier or a connectivity problem probably exists. Driver chips on the carriage PCB are known to have blown multiple cartridges in a row and vice versa.
Troubleshooting 4-28 NovaJet 800 Series Service Manual Some types of address line and power line failures are below: Figure 4-16. Catastrophic Jet Failure. Figure 4-17. Power Line Failure. Figure 4-18. Address Line Failure. Figure 4-19. Multiple Address Line Failure.
Troubleshooting 4-29 NovaJet 800 Series Service Manual Figure 4-20. Microbanding. Refer to the following table for the differences between quality modes in the 1x4 and 2x4 configurations. Note: 6 pass, speed 10 is the true photo mode in 1x4 operations.
Troubleshooting 4-30 NovaJet 800 Series Service Manual Banding Differences Consistent horizontal banding is usually hardware related. Normally, horizontal microbanding is caused by improper color deadband or color calibrations, dirty cartridges or service station.
Troubleshooting 4-31 NovaJet 800 Series Service Manual Horizontal Banding 1. Check the print mode for the type of image being printed. Is the enhanced print pass mode printing OK? Note: photo pass mode may microband in some of the 2 tone color ranges including blue, gray, orange, and purple hues.
Troubleshooting 4-32 NovaJet 800 Series Service Manual Figure 4-24. AutoWipe Interference. 4. Ensure the Auto-Wipe feature is turned off. To gain access select SetUp Menu, Paper Option Menu, Auto-Wipe, select off. Auto-Wipe of the carriage head (occurs every 2 minutes when activated) can cause a dry band to appear on the print.
Troubleshooting 4-33 NovaJet 800 Series Service Manual Figure 4-26. Unseated or Defective Trailing Cables. 6. Clean the cartridge electrical and carriage flex driver cable contacts with isopropyl alcohol.
Troubleshooting 4-34 NovaJet 800 Series Service Manual Figure 4-27. ESD Problems. Figure 4-28. Defective Carriage PWAs. 8. Change media to see if electrostatic discharge from media is causing the banding to occur. Add 3rd party static eliminator protection if required.
Troubleshooting 4-35 NovaJet 800 Series Service Manual Figure 4-29. Carriage Head Strike. 9. Ensure the vacuum fan or fans are providing adequate suction for media. If the exhaust grill (s) are installed incorrectly then carriage head scraping will occur on the media causing streaking or inconsistent banding.
Troubleshooting 4-36 NovaJet 800 Series Service Manual 12. Print a test RTL file to verify banding, if banding is absent, then check software. Obtain the service or support CD or Customer’s Demo Images CD and refer to ‘Demonstration Print’ for proper procedure.
Troubleshooting 4-37 NovaJet 800 Series Service Manual Figure 4-34. Defective Carriage PWA (Color Test). 15. Inspect and clean stepper motor and lower roller drive gears if printer is older than 5 years. (Every two years if printer is used for textile printing.
Troubleshooting 4-38 NovaJet 800 Series Service Manual Figure 4-36. Defective Stepper Motor. 17. Check carriage head height when jet plate scrapes appear on media. The Banding will have jagged or slightly angled lines at the termination points or may even appear as light cuts in the media (like a utility knife cut the surface of a print).
Troubleshooting 4-39 NovaJet 800 Series Service Manual Figure 4-37. Servo System Synchronization Failure. 18. Replace the servo motor for horizontal bands (thicker than 2 mm) which extend beyond the page layout from .5 mm to 20 mm. The servo motor bearings may be faulty which cause excessive drag and ‘carriage axis errors’.
Troubleshooting 4-40 NovaJet 800 Series Service Manual Figure 4-39. Connectivity Problem . 19. Horizontal bands (0.2 mm to 1 mm) which extend beyond the page layout are usually caused by the RIP or workstation memory or the driver not having sufficient work space or other network data flow related problems.
Troubleshooting 4-41 NovaJet 800 Series Service Manual create vertical bands to appear in the print. Refer to ‘Routine Maintenance’ for cleaning or ‘Disassembly’ for encoder strip replacement. Figure 4-41. Main PWA Failures. 21. Replace Main PWA for severe horizontal and vertical banding patterns.
Troubleshooting 4-42 NovaJet 800 Series Service Manual If the color in an output image tends to vertically shift in color (over 1 meter slowly) then the Main PWA is suspect of having a problem. Figure 4-42. RIP Problem. Figure 4-4. Bent Servo Motor Pulley.
Troubleshooting 4-43 NovaJet 800 Series Service Manual 23. Diagonal banding is often RIP related. Lines protruding from text on vertical bands in text are typically errors within the applications text field. Vertical Banding Figure 4-44. Dirty or Worn Carriage Bushings.
Troubleshooting 4-44 NovaJet 800 Series Service Manual 2. Rotate image in software 90 degrees and/or print a test RTL file to verify banding. Obtain the Sample Images CD and refer to ‘Demonstration Print’ for proper procedures. Figure 4-46. Defective Trailing Cable Examples.
Troubleshooting 4-45 NovaJet 800 Series Service Manual multiple sets of vertical bars appear along the right edge of the print, usually containing CMYK colors. The image may also be ‘pushed’ slightly to the left side of the printing area. Refer to Disassembly.
Troubleshooting 4-46 NovaJet 800 Series Service Manual 5. Check pinch roller for proper height and encoder stabilizer bracket teflon strip for bubbles. Replace teflon strip/encode stabilizer bracket assembly if problems persist. Line Quality Problems (Overspray) 1.
Troubleshooting 4-47 NovaJet 800 Series Service Manual Figure 4-50. ESD Problem. 7. Change media to see if electrostatic discharge from media is causing the banding or ink over-spray to occur. Add 3rd party ESD protection if required (static eliminator strip).
Troubleshooting 4-48 NovaJet 800 Series Service Manual Perform ‘Cartridge Maintenance & Testing’ before calling technical support or your service representative.
Troubleshooting 4-49 NovaJet 800 Series Service Manual than 2 weeks apply hot water towel to jet plate area for 15 to 30 seconds. If cleaning the jet plate thoroughly and re-priming the cartridge does not improve print quality, go to Step 4. 4. Run a prime and inspect the printed lines.
Troubleshooting 4-50 NovaJet 800 Series Service Manual Figure 4-52. Cartridge Cleaning. Cartridge Misfires - Press lightly against jets with a water/alcohol moistened lint-free cloth. Blot. Do not wipe. - Insert cartridge and initiate a Color Test @ 100% density in a 2-pass print mode.
Troubleshooting 4-51 NovaJet 800 Series Service Manual Figure 4-53. Service Station Cleaning. - If failures are occurring within 40ml ink throughput, improper cleaning of electrical contacts on carriage or a connectivity problem probably exists. - Initially cartridges should be replaced, but further investigation is required.
Troubleshooting 4-52 NovaJet 800 Series Service Manual Inkjet Nozzle Problems - Resistor burnout - no firing (175 million firings average per resistor).
Troubleshooting 4-53 NovaJet 800 Series Service Manual Ink System Pressure Theory The ink system works on less than 1/10 psi pressure. The reservoir caps should remain loose to allow for atmospheric pressure to push down on the ink to provide adequate pressure on the ink.
Troubleshooting 4-54 NovaJet 800 Series Service Manual Failure Analysis: 1. Ensure the cartridge is properly primed and pressure has been established inside the cartridge (see SetUp procedures) Note: When priming the cartridge it is important to ensure the suction end of the EasyPrime or NovaPrime assembly is flush against the cartridge jet plate.
Troubleshooting 4-55 NovaJet 800 Series Service Manual Figure 4-57. 208 Jet Cartridge. 5. Replace the cartridge with a new cartridge (print head). Re-prime the ink delivery line.
Troubleshooting 4-56 NovaJet 800 Series Service Manual 7. Always run a color test @100% in the 2 pass print mode to verify the proper pressure levels have been achieved within the cartridge. 8. Replace the septum connector and attached cartridge tubing needle.
Troubleshooting 4-57 NovaJet 800 Series Service Manual Figure 4-60. Excessive Ink Pressure. Caution: overfilling the cartridges with ink (greater than 35 ml) can cause pressure regulating problems in the ink delivery system where large ink droplets can fall from cartridges, thus damaging the prints.
Troubleshooting 4-58 NovaJet 800 Series Service Manual Figure 4-61. Excessive Ink PreHeat Settings. The preheat settings are factory set to default settings of 0 (zero) and are dependent upon the installed ink set. These settings are to aid in the minimization of ghosting and or ink density issues.
Troubleshooting 4-59 NovaJet 800 Series Service Manual As mentioned above the ambient or surrounding temperature does have an effect on the heating of the ink.
Troubleshooting 4-60 NovaJet 800 Series Service Manual is downloaded and can only be corrected with a reinitialization of the printer. The reinitialization can be performed prior to or immediately after a firmware download. Figure 4-62. Dirty Service Station Problem.
Troubleshooting 4-61 NovaJet 800 Series Service Manual Figure 4-63. Normal Color Test (3 Pass). Normal Color Test. Some microbanding or banding will be seen in the bar patterns – the purpose of the test is to check for ink pressure and not the quality of the printed pattern.
Troubleshooting 4-62 NovaJet 800 Series Service Manual 2. Ensure the reservoirs are attached to female valves properly at left end of printer or this may cause ink starvation in the ink delivery system after 10 minutes of print operations. Figure 4-65.
Troubleshooting 4-63 NovaJet 800 Series Service Manual Figure 4-66. Ink Starvation. 8. Refer to ‘Ink Starvation’ procedures for any printed output which resembles the following image where one color stops printing completely.
Troubleshooting 4-64 NovaJet 800 Series Service Manual Figure 4-67. Cartridge Identification Chip. 3. It is possible the ID chip on the rear of the cartridge may have slipped from its original position. Verify the double dimples (2 small circles on flex cable) have been penetrated at or near the center of each circle.
Troubleshooting 4-65 NovaJet 800 Series Service Manual Figure 4-68. Flex Driver Cable. 6. Test dc voltage across the 2 IC (integrated circuit) identification dimples on carriage flex driver cable using a DVM (digital multimeter). In the DC scale verify that the voltage is jumping from 0 to +5Vdc.
Troubleshooting 4-66 NovaJet 800 Series Service Manual Figure 4-69. Paper Sensor. Initialization Failure One symptom of a defective paper sensor is when the carriage assembly suddenly stops at left end of unit during initialization - initialization does not complete (dim or blank control panel display).
Troubleshooting 4-67 NovaJet 800 Series Service Manual Loading Media Failure The carriage paper sensor (infrared sensor) will first obtain a reference at right side of media surface after load media i.
Troubleshooting 4-68 NovaJet 800 Series Service Manual Figure 4-70. Paper Sensor Location. 5. Ink on Paper Sensor (most common failure). 6. Trailing cable connections (reseat/replace cable – outer cable).
Troubleshooting 4-69 NovaJet 800 Series Service Manual Initialization Failure One symptom of a defective encoder sensor is when the carriage heads fail to move during printer initialization - initialization does not complete and a ‘Carriage Axis Error’ results.
Troubleshooting 4-70 NovaJet 800 Series Service Manual Figure 4-72. AutoLoad Paper Sensor. A symptom of failure includes when media is loaded and the printer rejects the media and spits it out the rear of the printer. First ensure the entire platen surface has been thoroughly cleaned using distilled water on a lint-free cloth.
Troubleshooting 4-71 NovaJet 800 Series Service Manual Figure 4-73. Carriage Head Assembly. Carriage Test Perform a Servo Cycle Test (10 cycles is sufficient) to verify carriage bushings are defective.
Troubleshooting 4-72 NovaJet 800 Series Service Manual Failure Analysis 1. Is the Encoder Strip clean? Has any image skewing occurred prior to the carriage axis error? If skewing resumes following a cleaning within a day or two then the encoder strip is damaged and must be replaced.
Troubleshooting 4-73 NovaJet 800 Series Service Manual 4. Is the Media Cutter malfunctioning? Remove the cutter and service station to ensure the assemblies are not inhibiting carriage assembly travel. Also ensure the cutter groove is free of debris. 5.
Troubleshooting 4-74 NovaJet 800 Series Service Manual Figure 4-76. Main PWA Trailing Cable Connection. 9. For erratic carriage movement at power up reseat the trailing cables and encoder sensor cable connections at the right carriage PWA. Reseat trailing cables at the Main PWA jacks.
Troubleshooting 4-75 NovaJet 800 Series Service Manual or less at power up and results with a ‘carriage axis error’ or if operation is intermittent with failures. Servo motor power can be checked by assisting carriage head movement with one hand (gently help push the carriage assembly along; if successful, the servo motor is defective.
Troubleshooting 4-76 NovaJet 800 Series Service Manual Figure 4-78. Main PWA LED Operation. Ensure Main PWA LEDs (light emitting diodes) are properly functioning: D1 – Normally flashes; DSP is not active. Steady during print operations. D9 – Normally flashes; Power PC processor is idle.
Troubleshooting 4-77 NovaJet 800 Series Service Manual 3. Remove power from the printer. Ensure the memory module (DIMM - dual-in-line memory module) at the Main PWA is seated properly.
Troubleshooting 4-78 NovaJet 800 Series Service Manual Figure 4-80. Paper Sensor. 8. If the carriage assembly suddenly stops at left end of unit during initialization - initialization does not complete (dim or blank control panel display), this could be the symptom of a defective paper sensor.
Troubleshooting 4-79 NovaJet 800 Series Service Manual Media Sensor Reference Points Not Initialized Hardware Failures/Diagnostic Tests Quick Troubleshooting List 1.
Troubleshooting 4-80 NovaJet 800 Series Service Manual 7. Replace failed subassemblies. Inconsistent Operations ¨ Reinitialize unit. Select Init Settings to re-initialize printer, 1 beep should sound. Functional Problems Figure 4-82. Functional Problem.
Troubleshooting 4-81 NovaJet 800 Series Service Manual ESD Problems Figure 4-84. ESD Problem. 1. Intermittent Banding - jet failures. 2. OverSpray 3. Severe color loss in either 1x4 right or the 1x4 left print mode. Verify media is not causing the problem.
Troubleshooting 4-82 NovaJet 800 Series Service Manual Figure 4-85. Main PWA Humidity Sensor. The Dryer Mode: (cccccccc) indicates the current dryer setting. Opera- tional modes are “OFF”, “ON”, “AUTO”, or “DISABLED”. Plenum T . and MBoard T.
Troubleshooting 4-83 NovaJet 800 Series Service Manual firmware is unable to read the plenum temperature, main-board tempera- ture, or main-board humidity, the corresponding equals sign (=) will change to a tilde (~). This error condition signifies an internal bus commu- nication failure only.
Troubleshooting 4-84 NovaJet 800 Series Service Manual reading that was sampled when the detected error occurred. Failure Analysis 1. Ensure all logic cable and power cable connections are intact. 2. Check lower leg harness cable plug connections between right stand leg and platen plug, and connection between upper leg harness cable and Main PWA.
Troubleshooting 4-85 NovaJet 800 Series Service Manual At this point the printer must be turned OFF and then ON to clear this condition. When this condition occurs simply leave the printer on for a period of a minute or two while the heating elements are cooled.
Troubleshooting 4-86 NovaJet 800 Series Service Manual Intermittent Problems/Continuity If the printer experiences intermittent print problems or reboots then ensure all connections at Main PWA are good, platen is thoroughly cleaned of ink, verify the DIMM module is seated correctly and check for foreign debris in rollers.
Troubleshooting 4-87 NovaJet 800 Series Service Manual SEH Blue test button IP ADDRESS 192.168.2.10 Figure 4-89. SEH Activated Test Pattern. Figure 4-90.
Troubleshooting 4-88 NovaJet 800 Series Service Manual Figure 4-91. Driver/RIP Problem. Figure 4-92. Inadaquate Network Data Transfer Rate. 5. Check with the RIP or Print Driver vendor for the latest software upgrades to ensure no conflicts exist with currently loaded firmware.
Troubleshooting 4-89 NovaJet 800 Series Service Manual Figure 4-93. ESD Problems. 6. Ensure media does not generate large amounts of electrostatic discharge as this may interfere with normal printing operations including microbanding, over-spray, and ink drop out.
Troubleshooting 4-90 NovaJet 800 Series Service Manual Figure 4-94. Servo Cycle/PWM Menu. 8. Run the PWM test (3 default cycles) or Servo Cycle test (set for 100 cycles) under Diagnostics; if the tests were successful (without error or Halt time does not exceed 60) then check the firmware version.
Troubleshooting 4-91 NovaJet 800 Series Service Manual Figure 4-96. Servo System Synchronization Error. 11. Verify the servo motor resistance values with an ohmmeter or multimeter - should be 2-8 ohms (1.5-30 ohms acceptable). Replace servo motor if values are out of tolerance.
Troubleshooting 4-92 NovaJet 800 Series Service Manual Figure 4-98. Probable Defective Carriage PWA. 13. For inconsistent color output (color changes randomly or changes slowly down the print within t.
Troubleshooting 4-93 NovaJet 800 Series Service Manual Figure 4-100. Corrupted Code - Main PWA. Figure 4-101. Microbanding. 15. Corrupted Flash ROM First reload Firmware (direct connect a PC via a 6 f.
Troubleshooting 4-94 NovaJet 800 Series Service Manual Figure 4-102. Apparent Ink Overspray. Figure 4-103. True Type Font Problem. 18. For ink overspray or rough appearance of text edges ensure Adobe fonts are being used and that embedded text is not scaled via a compression plug-in.
Troubleshooting 4-95 NovaJet 800 Series Service Manual Figure 4-105. Text Field Problem. 20. Diagonal banding within text or lines adjacent to text indicates a text field problem.
Troubleshooting 4-96 NovaJet 800 Series Service Manual Figure 4-107. Initialization Menu Location. Printer Hesitation/Networking Problems Hesitation of the printer carriage is normally caused by the parallel port data rate not being optimized. Ensure the ECP parallel port mode is utilized, or better, network the printer.
Troubleshooting 4-97 NovaJet 800 Series Service Manual worked environments) - E-Connect is improperly configured for high data transfer rate; redundant protocols turned on (900 kbyte optimum data rate.
Troubleshooting 4-98 NovaJet 800 Series Service Manual Suggest increasing memory to 256 MB for low pass print mode opera- tions. Typically this only affects CAD (computer aided design) users that send HP-GL/2 files (vector) to the printer. File format examples include .
Troubleshooting 4-99 NovaJet 800 Series Service Manual be connected between the upper parallel centronics port and the lower (network box) parallel port. Figure 4-109. E-Connect LEDs. Figure 4-110. Semi-Circular Nook Test Pattern. To activate an E-Connect TEST: Quickly depress the test key with a pen tip or other small blunt tool.
Troubleshooting 4-100 NovaJet 800 Series Service Manual Parallel Port Test Attach the service loopback test cable to the printer’s parallel port (contact ENCAD Technical Support to obtain). Activate the ‘Continuous Test’ by selecting the Utility Menu, Service Menu, Diagnostics Menu, Continuous Test.
Troubleshooting 4-101 NovaJet 800 Series Service Manual Figure 4-112. Demo Print. 2. Refresh printer firmware. Refer to the ‘Firmware Download’ proce- dure. Firmware Downloading Procedures NJ850 Printer 1. Power on the printer. Verify current firmware version on printer to see if a firmware upgrade is necessary.
Troubleshooting 4-102 NovaJet 800 Series Service Manual of the dialog box. Give the new folder a name and press OK . 7. Now press the Add button in the Files section of the dialog box. Find the firmware file that you downloaded from Encad’s website and press the Open button.
Troubleshooting 4-103 NovaJet 800 Series Service Manual Figure 4-113. Firmware Download Procedures. NJ880 Printer 1. Place printer into continuous run mode (two-beep sequence) by holding down the top-left and the bottom-left keys on the keypad and powering on the printer until the two-beep sequence is heard after approximately 6 seconds.
Troubleshooting 4-104 NovaJet 800 Series Service Manual INTERNET: http://www.encad.com (Downloads - Software) 5. Extract 2 files from the executable: xxxxxx.rom, and readme.txt. 6. If your printer is set up using a printer server, you can use the ENCAD File Print Utility (EFPU) to download the new firmware to your printer.
Troubleshooting 4-105 NovaJet 800 Series Service Manual Media Handling System Failure If the takeup or feed system fails first ensure the printer is in the proper media supply mode.
5 5-1 AssemblyDisassembly Introduction Chapter 5 contains the procedures for removal and replacement of the NovaJet 800 series printer assemblies and mechanisms. Illustrations are provided for clarity . Steps for each replaceable part may depend on parts already removed in previous disassembly directions.
AssemblyDisassembly 5-2 NovaJet 800 Series Service Manual A Hardware Kit is available for the printers. See Chapter 6 of this manual for the part number . W ARNING Always turn the printer OFF , remove the power cord and the interface cable before beginning any disassembly pro- cedures.
NovaJet 800 Series Service Manual AssemblyDisassembly 5 - 3 3. Lift up on the lef t side of the T op Cover until it clears the Left Cover while still depressing the retracting stop assembly , then slide the cover to the left to disengage it from the Right Cover .
AssemblyDisassembly 5-4 NovaJet 800 Series Service Manual 8. Disconnect the Display data ribbon cable connector at the J10 location on the Main PWA. T o remove the Left Cover Assembly: 1. Disconnect and remove all ink reservoirs. Figure 5-2. Left Cover Removal/Installation.
NovaJet 800 Series Service Manual AssemblyDisassembly 5 - 5 Inst all the Lef t, T op, and Right Covers T o install the Left Cover: 1. Position the Left Cover over the Left Frame and while depressing the retracting stop assembly on the Support Bracket, lower the Left Cover into position onto the Left Frame.
AssemblyDisassembly 5-6 NovaJet 800 Series Service Manual CAUTION Applying too much torque to the lower screws can cause the mounts for the standoffs on the cover to break, requir- ing a replacement of the cover .
NovaJet 800 Series Service Manual AssemblyDisassembly 5 - 7 Figure 5-3. E-Connect Assembly Installation/Removal. 3. Put on an ESD wrist strap. 4. Slowly lower the E-Connector Assembly until you can disconnect the power cable from the connection located near the center of the circuit board.
AssemblyDisassembly 5-8 NovaJet 800 Series Service Manual Remove the Keypad and Display 1. Remove the T op and Right Covers following procedures outlined earlier in this chapter . 2. T urn the Right Cover Assembly over and with a 1/4” socket or wrench, remove the four kepnuts securing the ESD Shield and ground connections.
NovaJet 800 Series Service Manual AssemblyDisassembly 5 - 9 4. Disconnect the grounding flex cable from the large standoff before removing the Keypad Assembly . See Figure 5-5 for location. Remove the Keypad Assembly . Figure 5-5. Keypad and Display Grounding Connections.
AssemblyDisassembly 5-10 NovaJet 800 Series Service Manual 4. Place the ESD Shield onto the Display standoffs using four kepnuts with a 1/4” socket or wrench. T orque to 2.5 in-lbs. 5. Attach ground connections to the Cover S tandoffs as shown in Figure 5-5.
NovaJet 800 Series Service Manual AssemblyDisassembly 5-11 Install Memory Module 1. Slowly push the Memory Module into place. Make sure the module is fully seated. 2. Push the side clips towards the Memory Module until they hold the module securely in place.
AssemblyDisassembly 5-12 NovaJet 800 Series Service Manual 7. Disconnect the Leg Harness connection at the J6 location by grasping the Leg Harness connector with thumb and forefinger and pulling straight out. 8. Disconnect the Trailing Cable B connection at the J2 location.
NovaJet 800 Series Service Manual AssemblyDisassembly 5-13 Figure 5-7. Main PW A Removal..
AssemblyDisassembly 5-14 NovaJet 800 Series Service Manual CAUTION Failure to use an approved antistatic bag for storage or shipment may cause damage to the Main PW A and affect the W arranty .
NovaJet 800 Series Service Manual AssemblyDisassembly 5-15 8. Connect the V acuum Fan 1 connector to J15 on the Main PWA. 9. Connect the AutoLoad Sensor connector to J13 on the Main PW A. 10 . Connect and lock the T railing Cable A connector to J1 on the Main PWA.
AssemblyDisassembly 5-16 NovaJet 800 Series Service Manual Figure 5-8. Power Supply Removal. T o remove the Cooling Fan and AC Entry Module: 1. Remove the four screws located below the Right Baseplate securing the Power Supply Bracket to the Right Baseplate.
NovaJet 800 Series Service Manual AssemblyDisassembly 5-17 Figure 5-9. Cooling Fan/AC Entry Module Removal. Inst all the Power Supply , Cooling Fan, and AC Entry Module T o install the Cooling Fan and AC Entry Module: 1. Insert the AC Entry Module into the AC Entry Module hole on the Right Baseplate.
AssemblyDisassembly 5-18 NovaJet 800 Series Service Manual 5. Insert and hold the Power Supply into place while securing it with four screws. T orque to 15 in-lbs. 6. Reconnect the Power Supply to the AC Entry Module by reattaching the quick disconnect connection.
NovaJet 800 Series Service Manual AssemblyDisassembly 5-19 Figure 5-10. Using the Belt Removal T ool. 6. Turn the movable side so that the tool begins to expand and the Frame T ensioner S pring compresses. Continue to turn on the Belt Removal T ool until the belt can be lifted off of the Servo Motor pulley .
AssemblyDisassembly 5-20 NovaJet 800 Series Service Manual 1 1 . Lower the Trailing Cable back into place. 12 . While holding the Servo Motor , remove the front screw on the Servo Motor . 13 . Lower the motor to clear the platen and carefully bring the motor out of the printer .
NovaJet 800 Series Service Manual AssemblyDisassembly 5-21 10 . Route the E-Connect power cable through the grommet on the E- Connect Plate. Reinstall the E-Connect Plate under the Platen. T orque to 15 in-lbs. 1 1. Connect the Servo Motor connector to J12 on the Main PWA.
AssemblyDisassembly 5-22 NovaJet 800 Series Service Manual A Figure 5-12. Left Side of Ink Delivery System. 5. Remove the remaining six screws securing the Fitting Mount Bracket (left portion of the Ink Delivery System) to the Left Frame. See Figure 5-12 6.
NovaJet 800 Series Service Manual AssemblyDisassembly 5-23 7. Remove the Floating Carriage Cover from the Left and Right Support Brackets. The Floating Carriage Cover is part of the Ink Delivery System. See Figure 5-13. 8. Carefully slide the Ink Delivery System out of the left side of the printer .
AssemblyDisassembly 5-24 NovaJet 800 Series Service Manual Figure 5-14. Using the Belt Removal T ool. 4. Turn the movable side so that the tool begins to expand and the Frame T ensioner S pring compresses. Continue to turn on the Belt Removal T ool until the belt can be lifted off of the Servo Motor pulley .
NovaJet 800 Series Service Manual AssemblyDisassembly 5-25 Figure 5-15. Electronics Covers Removal. 8. Remove the T railing Cables and S train Reliefs from both Carriages by releasing the latch on the left lower side of the S train Relief and lifting it off of the Carriages.
AssemblyDisassembly 5-26 NovaJet 800 Series Service Manual LA TCH Figure 5-16. Strain Relief Removal/Installation. 9. Slide the Carriage Assembly to the left edge of the Slide Shaf t while taking up the slack of the Belt at the same time. NOTE The Belt is connected to the right Carriage only .
NovaJet 800 Series Service Manual AssemblyDisassembly 5-27 CARRIAGE BEL T BEL T CLAMP RIGHT POST OF BEL T CLAMP LEFT POST OF BUMP Figure 5-17. Carriage Belt Clamp.
AssemblyDisassembly 5-28 NovaJet 800 Series Service Manual Inst all the Carriage Assembly , Carriage Belt, and the Frame T ensioner 1. T o install the Belt onto the right Carriage, the “bump s” on.
NovaJet 800 Series Service Manual AssemblyDisassembly 5-29 Encoder on the Carriage PWA. Ensure that the Carriage Coupler goes over the top of Slide Shaft.
AssemblyDisassembly 5-30 NovaJet 800 Series Service Manual Carriage PWAs. Make sure the silver fingers on the Trailing Cable are fully inserted into the lock and slide both sides of the connector lock shut at the same time.
NovaJet 800 Series Service Manual AssemblyDisassembly 5-31 22 . T urn the Belt Removal T ool to tighten the belt around the Servo Motor pulley . 23 . Move the Carriage Assembly back and forth to check the Carriage Belt tension. Remove the Belt Removal T ool.
AssemblyDisassembly 5-32 NovaJet 800 Series Service Manual TA B SL O T L ATC H Figure 5-20. Carriage PW A Removal/Inst allation..
NovaJet 800 Series Service Manual AssemblyDisassembly 5-33 5. Unlock the latch on the right end of the Carriage and lift up the right end of the Carriage PWA. See Figure 5-20. 6. Slide the Carriage PWA to the right to remove the tab on the left end of the Carriage PWA from the slot in the Carriage.
AssemblyDisassembly 5-34 NovaJet 800 Series Service Manual Remove the Paper Sensor or the Encoder Sensor 1. Remove the T op, Left and Right Covers following procedures outlined earlier in this chapter .
NovaJet 800 Series Service Manual AssemblyDisassembly 5-35 NOTE The Paper Sensor and Encoder Sensor are only installed onto the right Carriage. All procedures in this section refer to the right Carriage only . 3. T o remove the Paper Sensor: a. Unlock the connector at J3 and remove the flex cable.
AssemblyDisassembly 5-36 NovaJet 800 Series Service Manual Install the Paper Sensor or the Encoder Sensor ROUTE FLEX THROUGH SLO T INSIDE THE CARRIAGE ASSEMBLY 1 2 GROOVES 1 PUSH DOWN ON CLIP .
NovaJet 800 Series Service Manual AssemblyDisassembly 5-37 e. Turn the Carriage over and insert the Paper Sensor flex cable into the connector at J3. f . Push both sides of the connector lock shut at the same time. 2. T o inst all the Encoder Sensor: a.
AssemblyDisassembly 5-38 NovaJet 800 Series Service Manual 3. Using a small tool, remove the bushing from the Left Support Bracket. The bushing must be removed from the right side of the bracket. 4. Rotate the bushing 180° to pass the bushing through the Left Support Bracket without it getting caught on the tab of the bushing.
NovaJet 800 Series Service Manual AssemblyDisassembly 5-39 9. Perform the same procedure to replace the Right Support Bracket bushing. Replacing the Carriage Bushings 1. Remove the T op, Left and Right Covers following procedures outlined earlier in this chapter .
AssemblyDisassembly 5-40 NovaJet 800 Series Service Manual T ABS Figure 5-25. Carriage Bushing Installation. 6. Orient the new bushing as shown in Figure 5-25 so that the metal tab on top of the bushing goes into the Carriage Assembly first. 7. Push the bushings in until they snap into place.
NovaJet 800 Series Service Manual AssemblyDisassembly 5-41 5. Lift out the left side of the Service S tation from the Platen and remove the Service S tation. Moving the Service S tation farther to the right might be required to release the left side of the Service S tation.
AssemblyDisassembly 5-42 NovaJet 800 Series Service Manual 7. The T railing Cable Assembly is secured to the S t abilizer Bracket by two pieces of double sided tape. Remove the Trailing Cable Assembly from the S tabilizer Bracket. 8. Mark the position of the double sided tape on the S tabilizer Bracket before removing.
NovaJet 800 Series Service Manual AssemblyDisassembly 5-43 6. Reposition the Floating Carriage Cover/Right Support Bracket Assembly and the Left Support Bracket around the Carriage Assembly . Secure the Lef t Support Bracket to the Floating Carriage Assembly .
AssemblyDisassembly 5-44 NovaJet 800 Series Service Manual 4. Remove the S tabilizer Bracket from the Y -Arm Assembly by removing the four alignment Allen screws and washers located on the back of the Y -Arm Assembly . CAUTION The Encoder Strip is not a field removable item.
NovaJet 800 Series Service Manual AssemblyDisassembly 5-45 4. Disconnect the AutoLoad Sensor connector at the J13 location on the Main PW A. Grasp the AutoLoad Sensor connector with the thumb and forefinger and pull straight out. 5. Remove the seven screws that secures the Y -Arm Assembly to the Platen.
AssemblyDisassembly 5-46 NovaJet 800 Series Service Manual Figure 5-29. Pinch Roller . 7. S pin the back of the pinch roller to either side and remove the back spring. 8. Carefully tilt the back of the pinch roller upwards. This brings the front of the pinch roller down, away from the Slide Shaft.
AssemblyDisassembly 5-47 NovaJet 800 Series Service Manual Inst all the Y -Arm Assembly , Pinch Rollers, Slide Shaf t, and AutoLoad Sensor 1. Install the AutoLoad Sensor Assembly into the back part of the Y - Arm Bracket. T orque to 6 in-lbs. 2. Route the AutoLoad Sensor wires through the four wire clamps on the back part of the Y -Arm Bracket.
AssemblyDisassembly 5-48 NovaJet 800 Series Service Manual Remove the Gap Sensor (NovaJet 880 only) T o remove the print gap sensor: 1. Remove the top cover by pulling on the retracting stop at the left end, remove by pulling cover to the left slightly to dislodge tab at the right end.
NovaJet 800 Series Service Manual AssemblyDisassembly 5-49 3. Remove the Service S tation following procedures outlined earlier in this chapter . CAUTION Be careful when removing any foam blocks so that it does not tear . It is very important to have an intact foam block to produce sufficient vacuum inside the Platen.
AssemblyDisassembly 5-50 NovaJet 800 Series Service Manual 1 1. Remove the black flat-head screws from the top of the Platen that holds the left and right Drive Shaft Supports in place.
NovaJet 800 Series Service Manual AssemblyDisassembly 5-51 13 . Remove the S tepper Motor Extension S pring from the S tepper Motor and the post on the Left Lower Drive Shaft Bracket. See Figure 5-30. A TTACH SPRING T O POST ON BRACKET Figure 5-30. Stepper Motor Removal/Installation.
AssemblyDisassembly 5-52 NovaJet 800 Series Service Manual that protrude inside of the Platen while installing the Lower Drive Roller Assembly . CAUTION It may be necessary to loosen (do not remove) t.
NovaJet 800 Series Service Manual AssemblyDisassembly 5-53 10 . Reinsert the right Foam Block. Make sure that the S tepper Motor and Fan(s) cables are exiting out of the back corner of the Foam Block. See Figure 5-31. The Foam Block is positioned between the S tepper Motor and the Servo Motor .
AssemblyDisassembly 5-54 NovaJet 800 Series Service Manual Remove the Lower Roller Assembly , Stepper Motor and V acuum Fan (NovaJet 880) 1. T o remove the stepper motor/lower roller , first remove power from the printer . 2. Unplug the dryer power cord and disconnect the dryer logic cable.
NovaJet 800 Series Service Manual AssemblyDisassembly 5-55 Remove the ink delivery system. 15 . Ensure the ink delivery system carriage cover brackets are clear of the rear cover . Remove rear cover by lifting up and pulling away from the Y -Arm. Note: do not lose the 2 retracting stop springs.
AssemblyDisassembly 5-56 NovaJet 800 Series Service Manual Disconnect the 2 carriage electronic covers by pressing in on the inner tabs with a small tool.
NovaJet 800 Series Service Manual AssemblyDisassembly 5-57 NOTE The right side fixed nylon helical wedge and pin assembly/flange should not have to be removed unless the screw length prohibits lower roller removal. Three 1/8” and 5/32” allen head screws are used to secure these assemblies).
AssemblyDisassembly 5-58 NovaJet 800 Series Service Manual Remove the Media T ake-Up and Feed Sensor Bracket s and Sensors NOTE The sensors for the media T ake-Up and Feed Assembly are identical, but the brackets that they mount to have dis- tinct differences.
NovaJet 800 Series Service Manual AssemblyDisassembly 5-59 assembly . WIRE TIE WRAPS Figure 5-32. Media T ake-Up and Feed Sensor Removal. Inst all the Media T ake-Up and Feed Sensor Brackets and Sensors 1. Install the two screws securing the bracket to the leg assembly .
AssemblyDisassembly 5-60 NovaJet 800 Series Service Manual Remove the Media T ake-Up and Feed Motors 1. Remove all media and media rollers from the printer .
NovaJet 800 Series Service Manual AssemblyDisassembly 5-61 CRADLE IDLER MO TOR MOUNT MO TOR MO TOR GEAR C CLAMP Figure 5-33. Media T ake-Up and Feed Motor Removal. Remove the Thermal Dryer Assembly W ARNING Once the dryer is plugged in, there is continuous power being applied to the dryer , even when the printer is turned off.
NovaJet 800 Series Service Manual AssemblyDisassembly 5-62 Inst all the Thermal Dryer Assembly 1. Carefully place the Thermal Dryer Assembly onto the support brackets. See Figure 5-34. Secure and torque to 15 in-lbs. 2. Attach the data cable to the right side of the Thermal Dryer Assembly .
AssemblyDisassembly 5-63 NovaJet 800 Series Service Manual W ARNING This assembly emits heat by radiation. 1. Disconnect the Thermal Dryer Assembly power cord from the back of the printer . 2. Disconnect the data cable from the right side of the Thermal Dryer Assembly .
NovaJet 800 Series Service Manual AssemblyDisassembly 5-64 NOTE Some units may have very small servicing loops in the wir- ing of the Dryer Assembly . When removing the Right Endcap, the possibility e.
AssemblyDisassembly 5-65 NovaJet 800 Series Service Manual J1 J2 J3 J6 J7 J9 Figure 5-36. Right Endcap Connector Locations. T able 5-1. Thermal Dryer PW A Connections. J1 Fan 1 J6 Element, Right Conn J2 Fan 2 J7 Thermistor J3 Element, Left Conn J8 Fuse, on back of PW A J 4 Power J 9 Thermistor J 5 Power P1 Data cable 2.
6 6-1 Part s List This chapter lists the items and their associated numbers for the parts and assemblies of the NovaJet 800 Series printers that are field replace- able. The list is in order of part name as identified in the assembly/ disassembly chapter .
Parts List 6-2 NovaJet 800 Series Service Manual 6- 1 7 FITTING , FEMALE, BLUE ...................... 214244-00 FITTING , FEMALE, GRA Y .................. 214245-00 6- 1 8 C-RING 7/16 .............................................. 207789 HARDW ARE KIT .
Parts List 6 - 3 NovaJet 800 Series Service Manual Figure 6-1. Left Side Parts Breakdown. 1 4 8 5 6 7 2 3.
Parts List 6-4 NovaJet 800 Series Service Manual FIGURE ITEM P AR T NAME P AR T # 6- 2 1 SPRING , COMPESSION .......................... 209052 6- 2 2 RETRACTING STOP , ASSEMBL Y ......... 208838-01 6- 2 3 COVER ASSY , TOP , 60” .....................
Parts List 6 - 5 NovaJet 800 Series Service Manual Figure 6-2. Platen and Above Parts Breakdown..
Parts List 6-6 NovaJet 800 Series Service Manual FIGURE ITEM P AR T NAME P AR T # 6- 3 1 COVER ASSEMBL Y , WITH KEYP AD AND DISPLA Y , RIGHT ....................... 215350-00 6- 3 2 KEYP AD ASSEMBL Y ............................. 209096-3 6- 3 3 REFLECTIVE DISPLA Y ASSY .
Parts List 6 - 7 NovaJet 800 Series Service Manual Figure 6-3. Right Side Parts Breakdown..
Parts List 6-8 NovaJet 800 Series Service Manual FIGURE ITEM P AR T NAME P AR T # 6- 4 1 HARNESS, DR YER/WINDER NOV AJET 850 ....................................... 215188-00 NOV AJET 880 ....................................... 217886-01 6- 4 2 MOTOR ASSY , SER VO .
Parts List 6 - 9 NovaJet 800 Series Service Manual Figure 6-4. Inner Platen Parts Breakdown. 2 5 9 6 7 8 3 4 10 12 13 10 11 1.
Parts List 6-10 NovaJet 800 Series Service Manual FIGURE ITEM P AR T NAME P AR T # 6- 5 1 COVER, CARRIER ELECTRONICS ..... 2151 11-02 6- 5 2 CARRIAGE PW A ..................................... 214751-04 6- 5 3 ENCODER SENSOR W/FLEX RIGHT SIDE CARRIAGE ONL Y .
Parts List 6-11 NovaJet 800 Series Service Manual Figure 6-5. Carriage Assembly Parts Breakdown..
Parts List 6-12 NovaJet 800 Series Service Manual FIGURE ITEM P AR T NAME P AR T # 6- 6 1 ACTUA TOR, V AL VE ............................... 214886-01 6- 6 2 CLIP , V AL VE ............................................ 214521-00 6- 6 3 V AL VE ASSEMBL Y , BLUE .
Parts List 6-13 NovaJet 800 Series Service Manual Figure 6-6. Floating Carriage Cover Parts Breakdown..
Parts List 6-14 NovaJet 800 Series Service Manual FIGURE ITEM P AR T NAME P AR T # SER VICE ST A TION ASSY ...................... 214393-03.
Parts List 6-15 NovaJet 800 Series Service Manual Figure 6-7. Service Station Parts Breakdown..
Parts List 6-16 NovaJet 800 Series Service Manual FIGURE ITEM P AR T NAME P AR T # 6- 8 1 SHAFT ASSY , W/FIXED R T SIDE, GUIDE, ADJ (2) AND CLAMP (3) 60” ................................................. 207657-1 42” ..............................
Parts List 6-17 NovaJet 800 Series Service Manual Figure 6-8. Power Feed and T ake-Up Parts Breakdown..
Index-1 NovaJet 800 Series Service Manual Index A alignments slide shaft . . 3-24 axis drive carrier . . 2-5 paper (media) . . 2-4 B banding . . 3-16 C cabling . . 3-45 calibration color . . 3-31 deadband . . 3-34 X-axis . . 3-39 carrier . . 5-23 cartridges .
Index-2 NovaJet 800 Series Service Manual removal/installation . . 5-18 resistance check . . 3-14 stepper (media) controller . . 2-11 removal/installation . . 5-48, 5-54 resistance check . . 3-15 MPCB . . 5-6, 5-7, 5-1 1 N notes . . 1-4 O optical encoder strip .
Ein wichtiger Punkt beim Kauf des Geräts Kodak 800 SERIES (oder sogar vor seinem Kauf) ist das durchlesen seiner Bedienungsanleitung. Dies sollten wir wegen ein paar einfacher Gründe machen:
Wenn Sie Kodak 800 SERIES noch nicht gekauft haben, ist jetzt ein guter Moment, um sich mit den grundliegenden Daten des Produkts bekannt zu machen. Schauen Sie zuerst die ersten Seiten der Anleitung durch, die Sie oben finden. Dort finden Sie die wichtigsten technischen Daten für Kodak 800 SERIES - auf diese Weise prüfen Sie, ob das Gerät Ihren Wünschen entspricht. Wenn Sie tiefer in die Benutzeranleitung von Kodak 800 SERIES reinschauen, lernen Sie alle zugänglichen Produktfunktionen kennen, sowie erhalten Informationen über die Nutzung. Die Informationen, die Sie über Kodak 800 SERIES erhalten, werden Ihnen bestimmt bei der Kaufentscheidung helfen.
Wenn Sie aber schon Kodak 800 SERIES besitzen, und noch keine Gelegenheit dazu hatten, die Bedienungsanleitung zu lesen, sollten Sie es aufgrund der oben beschriebenen Gründe machen. Sie erfahren dann, ob Sie die zugänglichen Funktionen richtig genutzt haben, aber auch, ob Sie keine Fehler begangen haben, die den Nutzungszeitraum von Kodak 800 SERIES verkürzen könnten.
Jedoch ist die eine der wichtigsten Rollen, die eine Bedienungsanleitung für den Nutzer spielt, die Hilfe bei der Lösung von Problemen mit Kodak 800 SERIES. Sie finden dort fast immer Troubleshooting, also die am häufigsten auftauchenden Störungen und Mängel bei Kodak 800 SERIES gemeinsam mit Hinweisen bezüglich der Arten ihrer Lösung. Sogar wenn es Ihnen nicht gelingen sollte das Problem alleine zu bewältigen, die Anleitung zeigt Ihnen die weitere Vorgehensweise – den Kontakt zur Kundenberatung oder dem naheliegenden Service.
