Benutzeranleitung / Produktwartung BX690US des Produzenten HP (Hewlett-Packard)
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Maintenance and Service Guide HP Compaq 8000 and 8080 Elite Business PC.
© Copyright 2009, 2010 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice. Microsoft and Windows are trademarks of Microsoft Corporation in the U.
About This Book WARNING! Text set off in this manner indi cates that failure to follow di rections could result in bodily harm or l oss of life . CAUTION: Text set off in this manner indicates that failure to follo w directions could result in damage to eq uipment or loss of informa tion.
iv About This Book.
Table of contents 1 Installing and Customizing the Software ........ ............. ............... .............. ............... ........... ........ .................. 1 Installing the Windows Operating System ...... ......... ........... ..........
Gener ating S tatic .......... ............. ......... ........... ............ .......... ........... ............ .......... ........... .. 24 Preve nting El ectrosta tic Damag e to Equip ment ............... ............................... ........
Hood S ensor ... ............. ................ ............ ............. .............. .............. ............ ............. ..... .. .............. ... 62 Front I/O, USB Assembly .......... .............. ........... ............ .............
Cable Co nnections ......... ............ ............. .......... .............. ......... .............. ............ ........... .. 10 8 Drives . ........... .......... ............. .......... .......... ........... ............ ........... ......
Replacing the Optical Drive ........... .......... ......... ............ .......... ............ .......... ............ ........... .. ........... 157 Removi ng the Exi sting O ptical Drive ........... .................................... ..........
Appendix C P OST Error Me ssages ....... . ......... ........ ........... ........ ....... ........... ........ ......... ........ ........ ...... ......... 189 POST Nume ric Codes and Text Messag es ...................... ...................... .....
Help T ab ........ ........... ............ ............... ........... ............ .............. ............ ............ ........... .... 253 Saving and Printin g Informa tion in HP Vi sion Diag nostics .......................... .............. .
xii.
1 Installing and Customizing the Software If your computer was not shipped with a Micros oft operating s ystem, some port ions of this documentation do not ap ply. Additional information is availa ble in online help a fter you install the operating system.
4. Click on the Windows Update link. In Windows Vista an d Windows 7, the Windows Update screen appears. Click vie w available updates and make sure all critical update s are selected. Click th e Install button and follow the instructions on the scree n.
created and the software installed in or der to get the mo st from your PC. The software and image file names are: ● Corel Win DVD SD and B D – installatio n soft ware fo r WinDVD – used to play.
2 Computer Setup (F10) Utility Computer Setup (F10) Utilities Use Computer Setup (F10) Utility to do the following: ● Change factory default settings. ● Set the system date and time. ● Set, view, change, or verify the system configurat ion, including settings for processor, graphics, memory, audio, stora ge, communications, and input devices.
● Solve system configura tion errors detect ed but not automa tically fixed during th e Power-On Self- Test (POST). ● Replicate the system setup by saving system conf iguration information on diskette and restoring it on one or m ore computers. ● Execute self-tests on a sp ecified ATA hard drive (when su pported by drive).
Computer Setup—File NOTE: Support for specific Computer Setup op ti ons may vary depend ing on the hardware configuration. Table 2-2 Computer Setup— File Option Description System Information List.
Computer Setup—Storage NOTE: Support for specific Computer Setup op ti ons may vary depend ing on the hardware configuration. Table 2-3 Computer Setup—Storage Option Description Device Configuration Lists all installed BIOS-controlled storage devices.
Storage Options Removable Media Boot Enables/disables ability to bo ot the system from removable media. eSATA P ort Allows you to set a SATA port as an eSATA port for use with an external drive. Max eSATA Speed Allows you to choose 1.5 Gbps or 3.0 Gpbs as the maximu m eSATA speed.
Computer Setup—Security NOTE: Support for specific Computer Setup op ti ons may vary depend ing on the hardware configuration. Table 2-4 Com puter Setup—Securi ty Option Description Setup Password Allows you to set and enable a setup (a dministrator) password.
Device Security Allows you to set Device Available/Device Hidden for: ● Serial ports ● Parallel port ● System audio ● Network controllers (some models) ● Embedded security device (some model.
System IDs Allows you to set: ● Asset tag (18-byte identifier), a property id ent ification number assigned by the company to the comput er. ● Ownership tag (80-byte identifier) displayed during POST. ● Chassis serial number or Universal Unique Identifier (UUID) number.
System Security (some models: these options are hardwar e dependent) Data Execution Prevention (some models) (ena ble/disable) - Helps pre vent operating system security breaches. PAVP (Models with Blu-ray drives ) (disabled/min/max) - PAVP enable s the Protected Audio Video Path in the Chipset.
Master Boot Record Security Protects the master boot record from viruses or other co rruption. Saves of copy of the current master boot record. Setup Security Level Provides a method to allow end-users limited access to change specified setup options, without having to know the Setup Password.
Computer Setup—Power NOTE: Support for specific Computer Setup op ti ons may vary depend ing on the hardware configuration. Table 2-5 Computer Setup—Power Option Description OS Power Management ● Runtime Power Management— Enable/Disable.
Computer Setup—Advanced NOTE: Support for specific Computer Setup op ti ons may vary depend ing on the hardware configuration. Table 2-6 Com puter Setup—Adva nced (for advanced use rs) Option Heading Power-On Options Allows you to set: ● POST mode (QuickBoot, Clear Memory, FullBoot, or FullBoot Ev ery x Days).
◦ Clear Memory = No memory count on cold boot. Clears memory on all boots. ◦ FullBoot Every x Days = Memory count on 1st cold boot on or after the xth day. No more memory counts until 1st cold boot on or after x days. Clears memory on all boots. ● POST messages (enable/disable).
PCI Devices ● Lists currently installed PCI devices and their IRQ settings. ● Allows you to reconfigure IR Q settings for thes e devices or to disable them entir ely. These settings have no effect under an ACPI-based oper ating system. PCI VGA Configuration Displayed only if there are multiple PCI video adapt ers in the system.
Management Devices The Management Device s menu will only be di splayed in the Advanced menu when the BIOS detects multiple management options. This option is for installed NIC cards that suppor t ASF or DASH.
3 Serial ATA (SATA) Drive Guidelines and Features NOTE: HP only supports the use of SATA hard driv es on these mo dels of computer. No Parallel ATA (PATA) drives are supported. SATA Hard Drives Serial ATA Hard Drive Characteristics Number of pins/conductors in data cable 7/7 Number of pins in power cable 15 Maximum data cable length 39.
SMART ATA Drives The Self Monitoring Analysis an d Recording Tec hno logy (SMART) ATA drives for the HP Personal Computers have built-in drive failure p rediction that warn s the user or netw or k administrator of an impending failure or crash of the hard drive.
4 Identifying the Chassis, Routine Care, and Disassembly Preparation This chapter provides general service information for the computer. Ad herence to th e procedures and precautions described in this chapter is esse ntial for proper service.
8080 Models Figure 4 -2 Convertible Minitower – 8080 Models Small Form Factor (SFF) Figure 4 -3 Small Form Factor chassis 22 Chapter 4 Identifyin g the Chassis, Routine Care, and Disa ssembly Prepar.
Ultra-Slim Desktop (USDT) Figure 4 -4 Ultra-Slim Deskt op chassis Chassis Designatio ns 23.
Electrostatic Discharge Information A sudden discharge of static electricity f rom your fi nger or other conductor ca n destroy static-sensitive devices or microcircuitry.
● Always be properly ground ed when touching a sen sitive component o r assembly. ● Avoid contact with pins, lea ds, or circuitry. ● Place reusable electrostatic- sensitive parts fro m assemblie s in protective p ackaging or conductive foam.
● Conductive bi ns and other as sembly or soldering ai ds ● Conductive foam ● Conductive tabletop workstations with ground cord of one-meg ohm +/- 10% resistance ● Static-di ssipativ e table o.
● Never cover the vent ilation slots on th e monitor with any type of material. ● Install or enable power managemen t functions of the operating system or other software, including sleep s tates. Routine Care General Cleaning Safety Precautions 1.
CAUTION: Use safety glasses equipped with side sh ields before attempti ng to clean debris from under the keys. ● Visible debris undern eath or between th e ke ys may b e removed by vacuuming or shakin g. ● Canned, pressuri zed air may be used to clean debri s from under the keys.
Tools and Software Requirements To service the co mputer, you need the fo llowing: ● Torx T-15 screwdriver (HP screwd river with b its, PN 161946-0 01) ● Torx T-15 screwdriver with small diameter .
● Before handling a drive, ensure th at you are di scharged of static electricity. While hand ling a drive, avoid touching the connector. F or more information about pre venting electrosta tic damage, refer to Electrostati c Discharge Information on page 24 ● Do not use exc essive force when inse rting a drive.
5 Removal and Replacement Procedures Convertible Minitower (CMT) Chassis Adherence to the p rocedures and pr ecautions de scribed in this chapt er is essential fo r proper servic e. After completing all necessary removal and replacemen t procedures, run the Diagnostics utility to verify that all compo nents operate properly.
Unlocking the Smart Cover Lock NOTE: The Smart Cover Lock is an optional feature in cluded on some m odels only. The Smart Cover Lock is a software-controllable cover lock, controlled by the setup password. This lock prevents una uthorized access to the in ternal compo nents.
5. Use the Sma rt Cover FailSafe K ey to remo ve the two tampe r-proof screws that secure the Smart Cover Lock to the chassis. Figure 5-1 Removing the Sm art Cover Lock Screws You can now remove the access panel. See Computer Access Panel on pag e 150 .
Computer Access Panel 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 31 ) 2. Lay the computer down on its large base for greater stability. 3. Lift up on the a ccess panel hand le (1) then lift the access panel off the computer (2) .
Front Bezel Front bezel appeara nce varies by model. 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 31 ). 2. Remove the computer access pa nel ( Computer Access Panel on page 34 ). 3. Lift up the three tabs on the side of the bezel (1) , then rotate the bezel off the chassis (2) .
Bezel Blanks 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 31 ). 2. Remove the computer access pa nel ( Computer Access Panel on page 34 ).
Cable Management Always follow good cable management practices when working insi de the computer. ● Keep cables away from major heat sources like the h eat sink. ● Do not jam cable s on top of expa nsion cards or memory module s. Printed circuit cards like th ese are not designed to take e xcessive pressure on them.
Cable Connections System board conn ectors are color -coded to mak e it easier to find the proper conne ction. System Board Connections System Board Conne ctor Connector Color Description PWR White Po.
Installing Additional Memory The computer comes with double data rate 2 syn chrono us dynamic random access memory (DDR2- SDRAM) dual inline memo ry modules (DIMMs). DIMMs The memory sockets on the system board can be po pulated with up to four indust ry-standard DIMMs.
Populating DIMM Sockets There are four DIMM sockets on the system b oard, with two sockets per ch annel. The sockets are labeled XMM1, XMM2, XMM3 , and XMM4. Sockets XMM1 and XMM2 operate in memory channel A. Sockets XMM3 and XMM4 o perate in memory chan nel B.
Channel A. Fo r example, if you a re populating the sockets with one 2-GB DIMM, an d three 1-GB DIMMs, Channel A shoul d be populated with the 2-GB DIMM an d one 1-GB DIMM, and Channel B should be populated with the ot her two 1-GB DIMMs. With this configuration, 4-GB will run as dual channel and 1-GB will run as single channe l.
4. Open both latches of the memory module socket (1) , and insert the memory modul e into the socket (2) . Figure 5-7 Installing a DIMM NOTE: A memory module can be installed in o nly one way. Match the notch on the module with the tab on the memory socket.
Expansion Cards The computer ha s three standard full-h eight PCI ex pansion slots, one PCI Express x1 e xpansion slot, one PCI Express x16 expans ion slot, and one PCI Ex press x16 expansion slot that i s downshifted to a x4 slot.
4. Press straight d own on the two green thum b tabs inside the ch assis (1) and rotate the expansion card retention latch up (2) . Figure 5-9 Opening th e Expansion Slot Reta iner 5. Before installing an expansion ca rd, remove the expansion slot co ver or the existing expansion card.
b. If you are removing a standard PCI card or PC I Express x1 card, hold the card at each end and carefully rock it back a nd forth until th e connectors pul l free from the socket. Lift th e card straight up to remove it . Be sure not to scrape the card against other com ponents.
7. If you are not installi ng a new expansion card , in stall an expa nsion slot cover to close the open slot. CAUTION: After remo ving an expansion card, you must replac e it with a new card or expansion slot cover for proper coolin g of internal components during op eration.
Drives When installing additional drives, follow these guidelines: ● The primary Serial ATA (SATA) hard drive mu st be conn ected to the dark blue SATA co nnector on the system board labeled SATA0. ● Connect the first SATA optical drive to the white SATA connector on the system board labeled SATA1.
CAUTION: To prevent loss of work and damage to the compu ter or drive: If you are inserting or removing a drive, shut down the operating system properly, turn off the computer, and unplu g the power cord. Do not remove a drive whi le the computer is on or in sta ndby mode.
Drive Positions Figure 5 -16 Desktop and Minitower Drive Positions Table 5-4 Drive Positions 1 Three 5.25-inch external drive bays for optional drives (optical dr ives and media card rea der shown) 2 Three 3.5-inch internal har d drive bays NOTE: The drive configuration on your computer may be di fferent than the drive configuration shown above.
Removing a Drive fr om a Drive Bay CAUTION: All removable media should be taken out of a drive before removin g the drive from the computer. 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 31 ). 2. Remove the computer access pa nel ( Computer Access Panel on page 34 ).
● If you are removing a media card reader, disconnect the U SB cable from the syst em board. If the media ca rd reader has a 1394 po rt, disconnect the 1394 cable from the PCI card.
4. Remove the drive fr om the drive bay as follows: ● To remove a 5.25-i nch drive in the deskto p configuration, press down on the yellow drivelock mechanism (1) and slide the drive from the drive bay (2) . CAUTION: When the yellow dr ivelock is pressed, all th e external 5.
● To remove a hard drive from and internal 3.5-inch drive ba y, pu ll up on the green ha rd drive drivelock mechanism (1) for that drive and slid e t he drive from the drive bay (2) . Figure 5-22 Removing a Hard Drive 5. Store the remo ved drive in ant i-static packagi ng.
Installing a 5.25-inch Drive in to an External Drive Bay 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 31 ). 2. Remove the computer access pa nel ( Computer Access Panel on page 34 ). 3. Remove the front bezel ( Front Bezel on page 35 ).
6. Connect the power cable (1) and data cable (2) to the rear of the drive. Figure 5-24 Connecting the Drive Ca bles (Optical Drive shown) 7. If you are insta lling a new drive, connect the op posite end of the d ata cable to the appropriate system board connector.
Installing a 3.5-inch SATA Hard Dr ive into an Internal Drive Bay NOTE: The system does not support Parallel ATA (PATA) hard drives. Before yo u remove the ol d hard drive, be sure to back up the data from the old hard drive so that you can transfer the data to the new hard drive.
5. Connect the power cable (1) and data cable (2) to the re ar of the hard drive. Figure 5-27 Co nnecting the Power Cable and Data Cable to a SATA Hard Drive 6.
2. Remove the screw from th e rear of the carrier (1) an d slide the top cover o ff the carrier (2) . Figure 5-28 Removing the Carrier Cove r 3. Remove the adhesive strip that secures the th ermal sensor to the to p of the hard drive (1) and move the thermal se nsor away from the ca rrier (2) .
4. Remove the four screws from the bot tom of the hard drive ca rrier. Figure 5-30 Remov ing the S ecurity Screws 5. Slide the hard drive back to disconnect it from the carr ier then l ift it up a nd out of the carri er.
6. Place the new hard drive in the carrier th en slide th e hard drive back so th at it seats in the SATA connector on the carri er's circuit board. Be sure the connector on the hard drive is pressed all the way into the co nnector on th e carrier's circuit bo ard.
8. Place the thermal sensor o n top of the hard driv e in a position that does not co ver the label (1) and attach th e thermal sensor to the top of the hard drive with the adhesive strip (2) .
Hood Sensor The hood sensor is located on th e top of the rear chassis pan el. 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 31 ). 2. Remove the computer access pa nel ( Computer Access Panel on page 34 ). 3. Unplug the hood sensor cable from the white connector labeled HSEN SE on the syst em board (1) .
Front I/O, USB Assembly The front I/O, USB assembly is mo unted to the front o f the chassis and is re moved by pulling it away from the chassis. 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 31 ). 2. Remove the computer access pa nel ( Computer Access Panel on page 34 ).
6. Rotate the ri ght side of the a ssembly away fr om the chassis, and th en pull the assembly toward the right and away from the chassis (2) while threading the wires through the slot between the drive cage and chassi s front and the ho le in the front of the chassis.
Power Switch Assembly The power switch assembly is mounted to the front of the chassis and removed by pulling it away from the chassis. 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 31 ). 2. Remove the computer access pa nel ( Computer Access Panel on page 34 ).
Speaker The speaker is mounted to th e inside front of the chassis with two screws. 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 31 ). 2. Remove the computer access pa nel ( Computer Access Panel on page 34 ). 3. Disconnect the speake r wire from the white system board connector labeled SPKR.
Rear Chassis Fan The rear fan is mounted to the rear chassis wall and secured by four Phillips screws. 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 31 ). 2. Remove the computer access pa nel ( Computer Access Panel on page 34 ).
Heat sink 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 31 ). 2. Remove the computer access pa nel ( Computer Access Panel on page 34 ). 3. Disconnect the fan cable from the white system board connector labeled C PUFAN (1) .
Processor 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 31 ). 2. Remove the computer access pa nel ( Computer Access Panel on page 34 ). 3. Remove the heat sink ( Heat sink on p age 68 ). 4. Rotate the locking lever to its full open positio n (1) .
5. If using a new heat sink, remo ve the protective covering from the bo ttom of the heat sink and place it in position atop the processor. 6. Secure the heat sink to the system board and sys tem bo ard tray with th e 4 captive screws and attach the heat sink co ntrol cable to the system board.
4. Remove the powe r cables from the white plastic clamp on the chass is floor. 5. Remove the two Torx screws (1) and the two security screws (2) that connect the po wer supply to the chassis.
6. Press the tab in front of the power supply that holds it i n place. Figure 5-44 Removin g the power supply, releas e lever 7. Slide the power supply tow ard t he front of the computer, ro tate toward the fan so the p ower supply clears the lip on the top of the chas sis, a nd then lift the power supply out o f the chassis.
7. Lift the system board out of the computer. Figure 5-45 Removing the system board NOTE: When replacing the system board, you must also c hange the ch assis serial number in the BIOS. CAUTION: Before reinstalling the heat sink you mu st clean the top o f the processor and the bottom of the heat sink with an alco hol pad supplied in the spares kit.
WARNING! This computer contains an inte rnal lithiu m manganese dioxide battery. There is a risk of fire and burns if the ba ttery is not handled pr operly. To reduce the risk of perso nal injury: Do not attempt to recharge the battery. Do not expose to temperatures h igher than 140°F (60°C).
5. Plug in the comput er and turn on power to the computer. 6. Reset the da te and time and a ny special system setups using Co mputer Setup. Re fer to Computer Set up (F10) Utility on page 4 . Type 2 Battery Holder 1. To release the ba ttery from its holder, squeeze th e metal clamp (1) that extends ab ove one edge of the battery.
2. Insert the new ba ttery and position the clip back in place. Figure 5-48 Re moving the battery from a type 3 h older 3. Replace the computer access p anel. 4. Plug in the comput er and turn on power to the computer. 5. Reset the date and time and any specia l system setups usin g Computer Setup.
External Security Devices The following securi ty devices are used to preve nt unauthorized access to the internal components of the computer and/or secure the computer to a fixed object. Installing a Security Lock The security locks displayed below and on the following page can be used to secure the computer.
Padloc k Figure 5 -50 Installing a Padlock HP Business PC Security Lock 1. Fasten the security cable by looping it around a stationary object. Figure 5-51 Securing the Cable to a Fixe d Object 78 Chap.
2. Thread the keyb oard and mouse cabl es through the lock. Figure 5-52 Thre ading the Keyboard and Mouse Cables 3. Screw the lock to the chassis using the screw provided .
4. Insert the plug end of the secu rity cable into the l ock (1) and push the button in (2) to engage the lock. Use the key provided to disengage the lock. Figure 5-54 Engaging the Lock Front Bezel Security The front bezel can be lock ed in place by installing a security screw provided by HP.
5. Replace the front be zel. 6. Install the screw through the inte rior of the front of the chassis into the fro nt bezel. The screw hole is located on the left edge of the chassis next to the top hard drive bay. Figure 5-56 Installing the Front Bezel Securi ty Screw 7.
Changing from a Minitower to a Desktop Configuration 1. Remove/disengage an y security devices that prohibit opening the computer. 2. Remove all removable m edia, such as compact discs o r USB flash drives, from the computer. 3. Turn off the compu ter properly through the ope rating system, then turn off any external devices.
9. Gently slide the drive into the u ppermost avai lable bay until it snaps into p lace. When the drive is properly inserted, the drivelock will secu re it. Repeat this step for each drive. Figure 5-58 Installing a Drive in the Desktop Configuration CAUTION: T he bottom 5.
13. Reposition the sub panel (rotate it 90º) with the logo at the bottom, the n snap it back into the bezel. Figure 5-59 Changing from a Minitower to a Desktop Con figuration 14. Replace the front beze l and computer access panel. 15. Reconnect the power cord an d turn on the compute r.
8. To release the drive s from the 5.25 -inch drive bay, press down on the sh ort yellow drivelock as shown (1). While pres sing the drive lock, pull the drives out of th e drive bay (2). Figure 5-60 Releasing the 5.25-inch Driv es from the Drive Bays (Des ktop) 9.
CAUTION: Hold the subpanel straight when you pull it away from th e front bezel. Pulling the subpanel away at an angle could damage the pins that align it within the front bezel. 12. Reposition the bezel blanks within the subpanel in the proper orientation for the min itower configuration.
6 Removal and Replacement Procedures Small Form Factor (SFF) Chassis Adherence to the p rocedures and pr ecautions de scribed in this chapt er is essential fo r proper servic e. After completing all necessary removal and replacemen t procedures, run the Diagnostics utility to verify that all compo nents operate properly.
Unlocking the Smart Cover Lock NOTE: The Smart Cover Lock is an optional feature in cluded on some m odels only. The Smart Cover Lock is a software-controllable cover lock, controlled by the setup password. This lock prevents una uthorized access to the in ternal compo nents.
6. Use the Sma rt Cover FailSafe K ey to remo ve th e tamper-proof screw t hat secures the Smart Cover Lock to the chassis. Figure 6-1 Removing the Sm art Cover Lock Screw You can now remove the access panel. See Computer Access Panel on pag e 150 . To reattach the Smart Cover Lo ck, secure the lock in place with the tamper-proof screw.
External Security Devices NOTE: For informa tion on da ta securit y feature s, refer to the Deskto p Management Guide and the HP ProtectTools Security Ma nager Guide (some models) at http://www .hp.com . Installing a Security Lock The security locks displayed below and on the follo wing pages can be used to secure the computer.
Padloc k Figure 6 -3 Installing a Padlock HP Business PC Security Lock 1. Fasten the security cable by looping it around a stationary object. Figure 6-4 Securi ng the Cable to a Fi xed Object External.
2. Thread the keyb oard and mouse cabl es through the lock. Figure 6-5 Threadin g the Keyboard an d Mouse Cables 3. Screw the lock to the chassis using the screw provided .
4. Insert the plug end of the secu rity cable into the l ock (1) and push the button in (2) to engage the lock. Use the key provided to disengage the lock. Figure 6-7 Engaging the Lock Front Bezel Security The front bezel can be lock ed in place by installing a security screw provided by HP.
7. Remove one of th e five silver 6-32 standa rd screws located on the front of the chassis behind the bezel. Figure 6-8 Retrieving the Front Bezel Security Screw 8. Replace the front be zel. 9. Install the security screw next to the midd le front bezel release tab to secure th e front bezel in place.
Computer Access Panel 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 87 ). 2. If the computer is o n a stand, re move the compute r from the stand. 3. Lift up on the a ccess panel hand le (1) then lift the access panel off the computer (2) .
Front Bezel 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 87 ). 2. Remove the access pan el ( Computer Access Pane l on page 95 ). 3. Lift up the three tabs on the side of the bezel (1) , then rotate the bezel off the chassis (2) .
Bezel Blanks On some models, there are bezel blanks covering the 3.5-inch and 5.25-inch extern al drive bays that need to be removed befo re installing a drive. To remove a bezel blank: 1. Remove the access pan el ( Computer Access Pane l on page 95 ).
Installing Additional Memory The computer comes with double data rate 3 syn chrono us dynamic random access memory (DDR3- SDRAM) dual inline memo ry modules (DIMMs). DIMMs The memory sockets on the system board can be po pulated with up to four indust ry-standard DIMMs.
Populating DIMM Sockets There are four DIMM sockets on the system b oard, with two sockets per ch annel. The sockets are labeled DIMM1, DIMM2, DIMM3, and DIMM4. Sockets DIMM1 and DIMM2 operate in memory channel A. Sockets DIMM3 and DIMM4 operate in memory channe l B.
Installing DIMMs CAUTION: You must disconnect the power cord an d wa it approximately 30 second s for the power to drain before a dding or removing memory module s. Re gardless of the p ower-on state, voltage is always supplied to the memory modules as long as th e computer is plug ged into an active AC outlet.
4. Open both latches of the memory module socket (1) , and insert the memory modul e into the socket (2) . Figure 6-15 Installing a DIMM NOTE: A memory module can be installed in on ly one way. Match the notch on the module with the tab on the memory socket.
Expansion Cards The computer has on e PCI expansion slot, two PCI Express x 1 expansion slots, and one PCI Express x16 expansion slot. NOTE: The PCI and PCI Express slots support o nly low profile cards.
5. Before installing an expansion ca rd, remove the expansion slot co ver or the existing expansion card. a. If you are installing an expan sion card i n a vacant socke t, remove the appropriate expansion slot cover o n the back of the chassis. Pul l the slot cover straight up then a way from the inside of the cha ssis.
b. If you are removing a standard PCI card or PC I Express x1 card, hold the card at each end, and carefully rock it back a nd forth until th e connectors pull fre e from the socket. Pull the expansion card straigh t up from the socket (1) then away from the in side of the chassis to release it from the chassis frame (2) .
c. If you are removing a PCI Express x16 card, pull the rete ntion arm on the back of the expansion socke t away from the card and ca refully rock the card back and forth until the connectors pull free from the socket.
8. To install a new expansio n card, hold the card just above the expans ion socket on the system board then move the card toward the rear of the chassis (1) so that the bracket on the card is aligned with th e open slot on the rear of the chassis. Press the card straight down into the expansion socket on the system board (2) .
13. Reconnect the power cord an d turn on the compute r. 14. Lock any security devices that we re disengaged when the access pan el was remove d. 15. Reconfigure the computer, if ne cessary.
Cable Connections System board conn ectors are color -coded to mak e it easier to find the proper conne ction. System Board Conne ctor Connector Color Description P1 White Power supply, 6-pin PWRCPU W.
Table 6-3 Drive Positions 1 3.5-inch internal hard drive bay 2 3.5-inch external drive bay for optional drives (media card r eader shown) 3 5.25-inch external drive bay for opt ional drives (opt ical d rive shown) NOTE: The drive configuration on your computer m ay be different than the drive configuration shown above.
Installing and Removing Drives When installing additional drives, follow these guidelines: ● The primary Serial ATA (SATA) hard drive mu st be connecte d to the dark blue primary SAT A connector on the system board labeled SATA0. ● Connect a SATA optica l drive to the white SATA connector on the system board labeled SATA1.
CAUTION: To prevent loss of work and damage to the compu ter or drive: If you are inserting or removing a drive, shut down the operating system properly, turn off the computer, and unplu g the power cord. Do not remove a drive whi le the computer is on or in sta ndby mode.
Removing an External 5.25-inch Drive CAUTION: All removable media should be taken out of a drive before removin g the drive from the computer. To remove a 5.25-inch externa l drive: 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 87 ).
6. Rotate the drive ca ge back down to its normal po sition. CAUTION: Be careful not to pinch a ny cables or wires when rotati ng the drive cag e down. Figure 6-29 Ro tating th e Drive Ca ge Down 7. Press down on the green drive retainer button loca te d on th e left side of the drive to disengage the drive from the drive cage (1) .
4. If you are installing a d rive in a bay covered by a bezel b lank, remove the front bezel then remove the bezel blank. See Bezel Blanks on page 97 for more information. 5. Install four M3 metric guide screws in the lower holes on each side of the drive.
7. Rotate the drive ca ge to its upright p osition. Figure 6-33 Ro tating th e Drive Ca ge Up 8. Connect the SATA da ta cable to the white system board connector lab eled SATA1.
11. Rotate the drive cage back down to its normal position. CAUTION: Be careful not to pin ch any cables or wire s when rota ting the drive cage d own. Figure 6-35 Ro tating th e Drive Ca ge Down 12. Replace the access panel. 13. If the computer wa s on a stand, replace th e stand.
2. Disconnect the drive cables from the rear of the drive, or, if you are removing a media card reader, disconnect the USB and 13 94 cables from the system boar d as indicated in the following illustrations. NOTE: On some models, the media card reader does n ot include a 1394 port or cable .
3. Press down on the green drive retainer button loca te d on th e left side of the drive to disengage the drive from the drive cage (1) . While p ressing the dr ive retainer button, slide the drive back until it stops, then lift it up and out of the drive cage (2) .
3. Position the guide screws on the drive into the J-slots in the d rive bay. Then slide the drive toward the fro nt of the comput er until it locks into place. Figure 6-39 Installing a Drive into the 3.5-inch Drive Bay (Media Card Reader Shown) 4. Connect the appropria te drive cables: a.
Removing and Replacing th e Primary 3. 5-inch Internal SATA Hard Drive NOTE: The system does not support Parallel ATA (PATA) hard drives. Before yo u remove the ol d hard drive, be sure to back up the data from the old hard drive so that you can transfer the data to the new hard drive.
5. Rotate the power su pply to its upright position. The hard drive is lo cated beneath the power supply. Figure 6-41 Raising the Power Supply 6. Disconnect the power cabl e (1) and data cable (2) from the back of th e hard drive.
7. Press down on the green release l atch next to the hard drive (1) . While holding the la tch down, slide the drive forwa rd until it stop s, then lift the drive up and ou t of the bay (2) .
9. Align the guide screws with the slots on the cha ssis drive cage , press the hard drive dow n into the bay, then slide it back until it stops and locks in place. Figure 6-45 Installing the Hard Drive 10. Connect the powe r and data cables to the back of the hard drive.
Removing and Replacing a Removab le 3.5-inch SATA Hard Drive Some models are equ ipped with a Removable SAT A Hard Drive Enclos ure in the 5.25-inch e xternal drive bay. The hard dr ive is housed in a carr ier that can be quickly a nd easily removed from th e drive bay.
4. Remove the four screws from the bot tom of the hard drive ca rrier. Figure 6-48 Remov ing the S ecurity Screws 5. Slide the hard drive back to disconnect it from the carr ier then l ift it up a nd out of the carri er.
6. Place the new hard drive in the carrier th en slide th e hard drive back so th at it seats in the SATA connector on the carri er's circuit board. Be sure the connector on the hard drive is pressed all the way into the co nnector on th e carrier's circuit bo ard.
8. Place the thermal sensor o n top of the hard driv e in a position that does not co ver the label (1) and attach th e thermal sensor to the top of the hard drive with the adhesive strip (2) .
Baffle The baffle sits be tween the front fan and the h eat sink. 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 87 ). 2. Remove the access pan el ( Computer Access Pane l on page 95 ). 3. Lift the baffle straight up out of the chassis.
Front Fan Assembly The front fan assemb ly is attach ed to the fron t of the chassis. 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 87 ). 2. Remove the access pan el ( Computer Access Pane l on page 95 ). 3. Remove the front bezel ( Front Bezel on page 96 ).
Hood Sensor The hood sensor is attached in a slot in the rear of the chassis. 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 87 ). 2. Remove the access pan el ( Computer Access Pane l on page 95 ). 3. Unplug the sensor cable from the whit e system board connected labeled HSENSE.
Front I/O, Power Switch Assembly The front I/O an d power switch/LEDs are one a ssembly, attached to the front of the chass is. Push the assembly into the ch assis to remove. 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 87 ).
8. Route the cables through the slots beneath the drive cage (1) , pull the assembly (right side first) into the chassis (2) , and then remove the assembly from the computer. Figure 6-58 Routing the cables and re moving the power switch a ssembly To install the front I/O an d power switch assembly, reverse the removal proced ure.
6. Remove the two screws that secu re the speaker to the chassis. Figure 6-59 Removing the speaker 7. Lift the speaker fro m the inside of the chassis to remove it.
Heat sink The heat sink is secured atop the processor with four cap tive Torx screws. The heat sink doe s not include a fan. 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 87 ). 2. Remove the access pan el ( Computer Access Pane l on page 95 ).
Processor 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 87 ). 2. Remove the access pan el ( Computer Access Pane l on page 95 ). 3. Remove the fan shroud ( Baffle on page 128 ). 4. Remove the heat sink ( Heat sink on p age 134 ).
4. Apply the ther mal grease provided in the spares kit to the top of the processor and install the heat sink atop the processor. 5. Go to step 7. 6. If using a new heat sink, remo ve the protective covering from the bo ttom of the heat sink and place it in position atop the processor.
7. Pull the power supply forward until the posts o n the power supply move forward in the power supply bracket, and th en lift the power supply straigh t up and out of the cha ssis. Figure 6-62 Removing the power supply To install the po wer supply, reverse the removal procedure.
System Board 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 87 ). 2. Remove the access pan el ( Computer Access Pane l on page 95 ).
CAUTION: Before reinstalling the heat sink you mu st clean the top o f the processor and the bottom of the heat sink with an alco hol pad supplied in the spares kit. After the a lcohol has evaporated, apply thermal grease to the top of the processor fr om the syringe supplied in th e spares kit.
Type 1 Battery Holder 1. Lift the battery out of its ho lder. Figure 6-64 Re moving the battery from a type 1 h older 2. Slide the replacemen t battery into position, positive side up. 3. The battery ho lder automatically se cures the batte ry in the proper position.
3. Replace the computer access p anel. 4. Plug in the comput er and turn on power to the computer. 5. Reset the d ate and time, your passwords, and any special system setups, using Computer Setup. Refer to Computer Setup (F10) Utility on page 4 . Type 3 Battery Holder 1.
Using the Small Form Fact or Computer in a Tower Orientation The Small Form Fa ctor computer can be used in a towe r orientation. T he HP logo plate o n the front bezel is adjustable for either desktop or tower orientation. 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 87 ).
7 Removal and Replacement Procedures Ultra-Slim Desktop (USDT) Chassis Adherence to the p rocedures and pr ecautions de scribed in this chapt er is essential fo r proper servic e. After completing all necessary removal and replacemen t procedures, run the Diagnostics utility to verify that all compo nents operate properly.
Security Lock Provisions NOTE: For informa tion on da ta securit y feature s, refer to the Deskto p Management Guide and the HP ProtectTools Security Ma nager Guide (some models) at http://www .hp.com . The security locks displayed below and on the follo wing pages can be used to secure the computer.
Padloc k Figure 7 -3 Installing a Padlock HP Business PC Security Lock 1. Fasten the security cable by looping it around a stationary object. Figure 7-4 Securi ng the Cable to a Fi xed Object Security.
2. Thread the keyb oard and mouse cabl es through the lock. Figure 7-5 Threadin g the Keyboard an d Mouse Cables 3. Screw the lock to the chassis using the screw provided .
4. Insert the plug end of the secu rity cable into the l ock (1) and push the button in (2) to engage the lock. Use the key provided to disengage the lock.
Front Bezel Security The front bezel can be lock ed in place by installing a security screw provided by HP. To install the security screw: 1. Remove/disengage an y security devices that prohibit opening the computer. 2. Remove all removable m edia, such as compact discs o r USB flash drives, from the computer.
9. Install the security screw th rough the middle front be zel release tab and into the chassis to secure the front bezel in place. Figure 7-9 Installing the Front Bezel Security Screw 10. Replace the access panel. 11. If the computer wa s on a stand, replace th e stand.
Computer Access Panel To access internal components, yo u must remove the access panel: 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 143 ). 2. Loosen the thumbscre w on the rear of the computer (1) , slide the access pan el toward the fron t of the comp uter, and then lift it off (2) .
Front Bezel 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 143 ). 2. Remove the computer access pa nel ( Computer Access Panel on page 150 ). 3. Lift up the three tabs on the side of the bezel (1) , then rotate the bezel off the chassis (2) .
3. Push the two retainin g tabs that hold the be zel blank in place towards the oute r right edge of the bezel (1) and pull the bezel blank inwards to remove it (2) .
Installing Additional Memory The computer comes with double data rate 3 syn chrono us dynamic random access memory (DDR3- SDRAM) small outline dual in line memory modu les (SODIMMs). SODIMMs The memory sockets on the system board can be populated with up to two industry-standard SODIMMs.
Populating SODIMM Sockets There are two SODIMM sockets on the system board, w ith one socket per channel. The sockets are labeled XMM1 and XMM3. The XMM1 socket operat es in memory channel A.
Installing SODIMMs CAUTION: You must disc onnect the power cor d before adding or removing memory module s. Regardless of the power-on sta te, voltage is alwa ys supplied to the memory modules as long as the computer is plugge d into an active AC outlet.
5. Slide the new SODIMM into the so cket at approxima tely a 30° angle (1) then press the SODIMM down (2) so that the latche s lock it in place. Figure 7-15 Installing a SODIMM NOTE: A memory module can be installed in o nly one way. Match the notch on the module with the tab on the memory socket.
Cable Management Always follow good cable management practices when working insi de the computer. ● Keep cables away from major heat sources like the h eat sink. ● Do not jam cable s on top of expa nsion cards or memory module s. Printed circuit cards like th ese are not designed to take e xcessive pressure on them.
4. Disconnect th e cable on the re ar of the optical d rive (1) , push the green releas e latch on the right rear side of the drive toward the center o f the drive (2) , then slide the drive forward and out of the bay th rough the front b ezel (3) .
Preparing the New Optical Drive Before the ne w optical drive can be used, the rele ase latch must be attached . 1. Peel the backing o ff the adhesive on the re lease latch. 2. Without allowing the re lease latch to touch the optical drive, carefully align the holes on th e release latch with the pins on the side of th e optical drive.
Installing the New Optical Drive NOTE: If you are installing an optical drive in a bay th at did not previously ha ve a drive in it, you must remove th e access panel an d the bezel blank covering the opening of the ba y before proceeding. Fo llow the procedures in Computer Access Pan el on page 150 and Bezel Blank on page 151 .
Hard Drive NOTE: The Ultra-Slim Desktop supports only 2.5-inch Serial ATA ( SATA) internal hard drives; parallel ATA (PATA) internal hard drives are not supported. Before yo u remove the ol d hard drive, be sure to back up the data from the old hard drive so that you can transfer the data to the new hard drive.
6. Lift the hard drive carrier straight up and out of the chassis. Figure 7-20 Removing the Hard Drive Carrier 7. Remove the four guide screws from the sides of the hard drive carrier. Figure 7-21 Removing the Guide Screws 8. Lift the hard drive up to th e top of the carrier (1) and slide the drive out of the car rier (2) .
9. Position the hard d rive so that the to p of the ha rd drive is up aga inst the top of the ca rrier (1) so that the circuit board on the bottom of the hard dr ive does not come in contac t wit the tabs on the bottom of the carrier, th en slide the new ha rd drive into the carrie r (2) .
11. To place th e hard drive carrier b ack in the chassis, alig n the guide screw s with the slots on the drive bay, drop the carrier st ra ight down into the drive ba y (1) , and press the hand le on the carrier all the way down (2) so that the drive is proper ly seated and locked in place.
5. Remove the two Torx T15 screws that secure the cage to the chassis (1) , lift the tab (2) on the hard drive cage, slid e the cage toward the rear of the unit (3) , and then pull the cage up and out of the chassis. Figure 7-26 Removing the hard drive cage To install the hard d rive cage, reverse the removal procedures.
Port Cover An optional rear port cover i s available for the computer. To install the port cover: 1. Thread the cables through the botto m hole on the port co ver (1) and connect the cables to the rear ports on the computer.
Front Fan The front fan sits against the fron t on the left side of the chassis. 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 143 ). 2. Remove the computer access pa nel ( Computer Access Panel on page 150 ). 3. Disconnect th e fan control cab le from the red syste m board connect or labeled CHFAN.
Card Reader The card reader is secured to the front right corner of the chassis. 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 143 ). 2. Remove the computer access pa nel ( Computer Access Panel on page 150 ). 3. Remove the front bezel ( Front Bezel on page 151 ).
Speaker The speaker is s ecured to the fron t of the chassis between the fa n and the I/O p orts. 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 143 ). 2. Remove the computer access pa nel ( Computer Access Panel on page 150 ).
Heat sink The heat sink is secure d by four Torx T15 sc rews. It does n ot have an atta ched fan. 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 143 ). 2. Remove the computer access pa nel ( Computer Access Panel on page 150 ).
CAUTION: Hea t sink retaining screws shoul d be tightened in diag onally opposite pairs (a s in an X) to evenly sea t the heat si nk on the proces so r. This is especially i mportant as the pins on the socket are very fragile and any damage to them may requ ire replacing the system board.
4. Position the heat sink a top the processor. 5. If using a new heat sink, remo ve the protective covering from the bo ttom of the heat sink and place it in position atop the processor. 6. Secure the heat sink to the system board and sys tem bo ard tray with th e 4 captive screws and attach the heat sink co ntrol cable to the system board.
TV Tuner Module 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 143 ). 2. Remove the computer access pa nel ( Computer Access Panel on page 150 ). 3. Remove the optical drive ( Removing the Existin g Optical Drive on page 157 ).
4. Remove the memo ry modules ( Installing Addi tional Memory on page 15 3 ). 5. Remove the front fan ( Front Fan on page 167 ). 6. Remove the ha rd drive ( Hard Drive on pag e 161 ). 7. Remove the ha rd drive cage ( Hard Drive Cage on page 164 ). 8. Remove the front I/O panel cage: a.
11. Remove the three remaining screws that secure the system board to the chassis. Figure 7-36 Removing the system board 12. Slide system board toward th e front of the unit unt il the rear conn ectors are clear of their slots in the chassis.
5. From the outside of the chassis, remove the four Phillips screws that secure the fan to the chassis, then from the insid e of the chassis, slide th e fan forward a nd lift it up and out of the chassis. Figure 7-37 Removing the rear fan To install the rear fan, reverse th e removal procedure.
Battery The battery that comes with your comp uter provides power to the real-time clock and has a lifetime of about three ye ars. When replacin g the battery, use a battery equivalent to the battery originally installed on the comp uter. The computer come s with a 3-volt lithium coin cell battery.
Changing from Desktop to Tower Configuration 1. Prepare the compu ter for disassembly ( Preparation for Disassembly on page 143 ). 2. Place the computer firmly d own into the stand. Figure 7-40 Placin g the Computer on the Stand 3. Reconnect the e xternal equipment, pl ug the power cord into a po wer outlet, and turn the computer on.
Power Supply, External The USDT chassis uses an external power supply. WARNING! To reduce potential safety i ssues, only the power supply pr ovid ed with the compu ter, a replacement powe r supply provided by HP, or a power su pply purchased as an accessory from HP should be used with the comp uter.
A Connector Pin Assignments This appendix contains the pin assignments for ma n y computer and workstation connectors. Some of these connectors may no t be used on the prod uct being serviced.
Ethernet RJ-45 Connector and Icon Pin Signa l 1 2 3 4 (+) Transmit Data (-) Transmit Data (+) Receive Data Unused 5 6 7 8 Unused (-) Receive Data Unused Unused Serial Interface, Powered and Non-Powere.
Microphone Connector and Ico n (1/8” miniphone) Pin Signal 1 2 3 1 (Tip) 2 (Ring) 3 (Shield) Audio_left Power_Ri ght Audio_right Headphone Connector and Ico n (1/8” miniphone) Pin Signal 1 2 3 1 (.
Monitor Connector and Icon Pin Signal Pin Sign al 1 2 3 4 Red Anal og Green Analog Blue Analog Not used 9 10 11 12 +5V (fused) Ground Not used DDC Serial Data 5 6 7 8 Ground Ground Ground Ground 13 14.
4-Pin Power (for CPU) Connector and Icon Pin Signa l 1 2 3 4 GND GND +12V CPU -12V CPU 6-Pin Power (for CPU) (CMT, SFF) Connector and Icon Pin Signa l 6 4 1 2 3 4 5 6 GND GND GND 12V CPU 12V CPU +12V .
PCI Express x1, x4, x8, and x16 PCI Express Connector Pin A Pin Signal Pin Signal Pin Signal Pin Signal Pin Signal 1 2 3 4 5 PRSNT1 +12V +12V GND JTAG2 6 7 8 9 10 JTAG3 JTAG4 JTAG5 +3.
PCI Express x1, x4, x8, and x16 PCI Express Connector Pin B Pin Signal Pin Signal Pin Signal Pin Signal Pin Signal 1 2 3 4 5 +12V +12V RSVD GND SMCLK 6 7 8 9 10 SMDAT GND +3.
B Power Cord Set Requirements The power supplies o n some computers have exte rnal power switches. The voltage select switch feature on the co mputer permits it to operate from any line voltage between 100-120 o r 220-240 volts AC.
Country-Specific Requirements Additional requi rements specific to a country are sh own in parentheses an d explained below. Country Accrediting Agency Country Accrediting Agency Australia (1) Austria.
C POST Error Messages This appendix lists the erro r codes, error messa g es, and the various indicator li ght and audible sequences that yo u may encounter durin g Power-On Self-Tes t (POST) or computer restart, the probable source of the problem, and steps you can take to resolve the error co ndition.
POST Numeric Codes and Text Messages This section covers those POST errors that have numeric codes associated with them. The section also includes some text messages th at may be encoun tered during POST. NOTE: The computer will beep once after a POST text message is disp layed on the screen.
Control panel message Description Recommended action 163-Time & Date Not Set Invalid time or date in configuration memory. RTC (real-time clock) battery may need to be replaced. Reset the date and time under Control Panel (Computer Setup can also be used).
Control panel message Description Recommended action 303-Keyboard Controller Error I/O board keyboard controlle r. 1. Reconnect keyboard with computer turn ed off. 2. Replace the system board. 304-Keyboard or System Unit Err or Keyboard failure. 1. Reconnect the keyboard w ith computer turn ed off.
Control panel message Description Recommended action 1151-Serial Port A Address Conflict Detected Both external and internal serial ports are assigned to COM1. 1. Remove any serial port expansion cards. 2. Clear CMOS. (See Appendix B, Password Security and Resetting CMOS on page 243 .
Control panel message Description Recommended action 2200-PMM Allocation Error during MEBx Download Memory error during POST execution of the Management Engine (ME) BIOS Extensions option ROM. 1. Reboot the computer. 2. Unplug the power cord, re-seat the memory modules, and reboot the computer.
Control panel message Description Recommended action 2204-Inventory error during MEBx executio n BIOS information passed to the MEBx resulted in a failure. 1. Reboot the computer. 2. If the error persists, update to the latest BIOS version. 3. If the error still persists, replace the system board.
Interpreting POST Diagnos tic Front Panel LEDs and Audible Codes This section covers the front panel LED co des as well as the audible codes that may o ccur before or during POST that do not necessarily have an error code or text message associ ated with them.
Activity Beeps Possible Cause Recommended Ac tion Red Power LED flashes four times, once every second, followed by a two second pause. Beeps stop after fifth iteration but LEDs continue until problem is solved. 4 Power failure (power supply is overloaded).
Activity Beeps Possible Cause Recommended Ac tion Red Power LED flashes eight times, once every second, followed by a two second pause. Beeps stop after fifth iteration but LEDs continue until problem is solved. 8 Invalid ROM based on bad checksum. 1.
Activity Beeps Possible Cause Recommended Ac tion Red Power LED flashes eleven times, once every second, followed by a two second pause. Beeps stop after fifth iteration but LEDs continue until problem is solved. 11 The current processor does not support a feature previously enabled on this system.
D Troubleshooting Without Diagnostics This chapter provide s information on how to i denti fy and correct minor problems, such as diskette drive, hard drive, optical drive, gra phics, audio, memory, and software problems.
● Boot the computer to the Safe Mode to see if it wil l boot withou t all of the drivers loaded. When booting the o perating system, use “La st Known Configuration.” ● Refer to the comprehensive online tech nical support at http://www.hp.com/ support .
● Press and hold any key. If the system be eps, then the keyboard should be operating correc tly. ● Check all cable connections for lo ose connections or inco rrect connections. ● Wake the computer by pressing an y key on the keybo ard or pressing the power button .
Solving General Problems You may be able to easily resolve the g eneral pr obl ems described in this section . If a problem persists and you are unable to resolv e it yourself or if you fe el uncomfortable ab out performing the operation, contact an authorized dealer or reseller.
There is no sound or sound volume is t oo low. Cause Solution System volume may be set low or muted. 1. Check the F10 BIOS settings to make sure the inte rnal system speaker is not muted (this setting doe s not affect the external speakers).
Poor performance is experienced. Cause Solution Too many applications running. 1. Close unnecessary applications to free up memory. 2. Add more memory. Some applications run in the background and can be closed by right-clicking on the ir corresponding icons in the task tra y.
System does not power on an d the LEDs on the front of the computer are not flashing. Cause Solution System unable to power on. Press and hold the power button for less than 4 seconds.
Solving Power Problems Common causes and so lutions for po wer problems are listed in the f ollowing table. Table D -2 Solving Power Problems Power supply shuts down intermittent ly. Cause Solution Voltage selector switch on rear of computer chassis (some models) not switched to correct line voltage (1 15V or 230V).
Power LED flashes Re d four times, onc e every second, follow ed by a two sec ond pause, and the co mputer beeps four times. (Beeps stop after fifth it eration but LEDs co ntinue flashing.) Cause Solution Power failure (power supply is overload ed). 1.
Solving Diskette Problems Common causes and so lutions for diskett e problems are listed in the f ollowing table. NOTE: The computer does not sup port internal di skette drives. Only USB diskette d rives are supported. NOTE: You may need to reconfi gure the computer wh en you add or remove h ardware, such as an additional di skette drive.
Cannot format diskette. Cause Solution Invalid media reported. When formatting a disk in MS-DOS, you may need to specify diskette capacity. For example, to format a 1.44-MB diskette, type the following command at the MS- DOS prompt: FORMAT A: /F:1440 Disk may be write-protected.
Cannot Boot to Diskette. Cause Solution Diskette boot has been disabled in Computer Setup. 1. Run Computer Setup and enable diske tte boot in Storage > Boot Order . 2. Run Computer Setup and enable diskette boot in Storage > Storage Options > Removable Media Boot .
Solving Hard Drive Problems Table D -4 Solving Hard Drive Problems Hard drive error occurs. Cause Solution Hard disk has bad sectors or has failed. 1. In Micr osoft Windows XP, right-click Start , click Explore , and select a drive. Select File > Properties > Tools .
Nonsystem disk/NTLDR missing message. Cause Solution The system is trying to start from a diskette that is not bootable. Remove the diskette from the diskette drive. The system is trying to start from the hard drive but the ha rd drive may have been damaged.
Computer seems to be loc ked up. Cause Solution Program in use has stopped responding to comma nds. Atte mpt the normal Wind ows “Shut Down” procedu re. If this fails, press the power button for four or more seconds to turn off the power. To restart the compu ter, press the power button again.
Solving Media Card Reader Problems Table D -5 Solving Media Card Reader Problems Media card will not work in a digital camera after formatti ng it in Microsoft Window s XP or Microsoft Window s Vista. Cause Solution By default, Windows XP and Windows Vista will for mat any media card with a capacity greater than 32MB w ith the FAT32 format.
Do not know how t o remove a media card correctly. Cause Solution The computer’s software is used to safely eject the card. Open My Computer (Windows XP) or Computer (Windo ws Vista), right-click on the corresponding drive icon, and select Eject . Then pull the card out of the slot.
Solving Display Problems If you encounte r display problems, see the do cumentation that came with the monitor a nd to the common causes and solutions listed in the following table. Table D -6 Solving Dis play Proble ms Blank screen (no video ). Cause Solution Monitor is not turned on and the monitor light is not on.
Blank screen and the p ower LED flashes Red five times, once every second, followed by a two se cond pause, and the computer beep s five times. (Be eps stop after fifth iteration but LEDs continue flashing.) Cause Solution Pre-video memory error. 1. Reseat DIMMs.
Blurry video or reque sted resolution cann ot be set. Cause Solution If the graphics controller was upgr aded, the correct grap hics drivers may not be loaded. Install the video drivers included in the upgrade kit. Monitor is not capable of displaying requested resolutio n.
Vibrating or rattling noise coming from inside a C RT monitor wh en powered on. Cause Solution Monitor degaussing coil has been acti vated. None. It is normal for the degaussing coil to be activated when the monitor is powered on. Clicking noise coming fr om inside a CRT monitor.
Solving Audio Problems If the computer ha s audio features a nd you enco unter audio problems, see the common cau ses and solutions listed in the foll owing table. Table D -7 Solving Aud io Problems Sound cuts in and o ut. Cause Solution Processor resources are being used by other open applications.
Sound does not come out of the speaker o r headphones. Cause Solution Computer is in standby mode. Press the power button to resume fro m standby mode. CAUTION: When attempting to resu me from standby mode, do not hold down the power button for more than four seconds.
There is no sound or sound volume is t oo low. Cause Solution The application is set to use a different audio device than speakers. Some graphics cards support audio over the DisplayPort connection, so multiple audio devices may be listed in Device Manager.
Solving Printer Problems If you encounte r printer problems, see the documentation that ca me with the printer an d to the common causes and solutions listed in the following table. Table D -8 Solvi ng Printer P roblems Printer will not print. Cause Solution Printer is not turned on and o nline.
Solving Keyboard and Mouse Problems If you encounte r keyboard or mouse problems, see the document ation that came with the equipmen t and to the commo n causes and solutio ns listed in the following tabl e. Table D -9 Solvi ng Keyboar d Proble ms Keyboard commands and typing are not re cognized by the computer.
Mouse does not respond to movement or is too slow. Cause Solution Mouse may need cleaning. Remove the roller ball cover on the mouse and clean the internal components. Mouse may need repair. See the Worldwide Limited Warranty for terms and conditions.
Solving Hardware Installation Problems You may need to reconfigure the compu ter when you add or remove hardware, such as an addi tional drive or expansion card. If you install a plug an d play device, Windows auto matically recognizes the device and configures the computer.
Power LED flashes Red five times, once every second, follo wed by a two second pause, and the computer beeps five times. (Beeps s top after fifth itera tion but LEDs con tinue flashing.
Solving Network Problems Some common causes an d solutions for network pro b lems are liste d in the following tab le. These guidelines do not discu ss the process of debugging the network cabling. Table D-12 Solving Network Problems Wake-on-LAN featu re is not functioning.
Network status link ligh t never flashes. NOTE: The network status light is supposed to flash wh en there is network activity. Cause Solution No active network is detected. Check cabl ing and network equipment for pr oper connection. Network controller is not set up properly.
Network controller s topped working when an expansio n board was added to the comput er. Cause Solution The network controller requires drivers. Verify that the drivers were not accidentally deleted when the drivers for a new expansi on boar d were installed.
Solving Memory Problems If you encounte r memory problems, some common causes and so lutions are listed in the fol lowing table. CAUTION: Power may still be supplied to the DIMMs when the computer is tu rned off (depending on the Mana gement Engine (ME) settings).
Insufficient memory error during operation. Cause Solution Too many Terminate and Stay Resid ent programs (TSRs) are installed. Delete any TSRs that you do not need. You have run out of memory for the application. Check the memory requirements for the application or add more memory to the computer.
Solving Processor Problems If you encounte r processor problems, common ca uses and solutions are listed in the following table. Table D-14 Solving Processor Problem s Poor performance is experienced. Cause Solution Processor is hot. 1. Make sure the airflow to the computer is not blo cked.
Solving CD-ROM and DVD Problems If you encounte r CD-ROM or DVD p roblems, see the common causes and solutions listed in the following table or to the documentatio n tha t came with the option al device. Table D-15 Solving CD-ROM and DVD Problems System will not bo ot from CD-ROM or DVD drive.
Movie will not play in the DVD drive. Cause Solution Movie may be regionalized for a different country. See the documentation that came with the DVD drive. Decoder software is not installed. Install decoder software. Damaged media. Replace media. Movie rating locked out by parental lock.
USDT computer boots too slow a fter removing a CD-R OM or DVD drive. Cause Solution The system is searching for the drive during boot because the drive cable is still atta ched to the system board.
Solving Front Panel Component Problems If you encounte r problems with devices connecte d to the front panel, refe r to the common cau ses and solutions listed in the foll owing table. Table D-17 Solving Front Pan el Component Prob lems A USB device, headpho ne, or microphone is not recognized by the com puter.
Solving Internet Access Problems If you encounte r Internet acce ss problems, consult your Internet Service P rovider (IS P) or refe r to the common causes and solutions listed in the following table. Table D-18 Solving Internet Access Pro blems Unable to connect to the Internet.
Internet takes too long to download Web sites. Cause Solution Modem is not set up properly. Verify that the modem is connected and communicating properly. Windows XP 1. Select Start > Control Panel . 2. Double-click System . 3. Click the Hardware tab.
Solving Software Problems Most software problems occu r as a result of the foll owing: ● The application wa s not installed or configured co rrectly. ● There is insufficient m emory available to run the application. ● There is a conf lict between a pplications.
Contacting Customer Support For help and service, conta ct an authorized reselle r or dealer. To locate a reseller or dealer near yo u, visit http://www.hp. com . NOTE: If you take the computer to an authorized reselle r, dealer, or service provider for service, remember to pro vide the setup a nd power-on passwords if they are set.
E Password Security and Resetting CMOS This computer supports security password featur es, which ca n be established through the Comput er Setup Utilities menu. This computer supports two se curity password fe atures that are e stablished through the Co mputer Setup Utilities menu : setup password a nd power-on password.
Resetting the Password Jumper To disable the power-on or se tup password features , or to clear the pow er-on or setup passwords, complete the fo llowing steps: 1. Shut down the operating system properly, then turn off the computer and any external devices, and disconnect the power cord from th e power outlet.
Clearing and Resetting the CMOS The computer’s configuratio n memory (CMOS) stores information about the computer’s configuration. The CMOS bu tton resets CMOS but doe s no t cl ear the power-on and setup passwords.
4. Locate, press, and hold the CMOS button in for five se conds. NOTE: Make sure you have disconnected the AC power co rd from the wall outlet. The CMO S button will not clear CMOS if the power cord is connected.
F Drive Protection System (DPS) The Drive Protection System (DPS) is a dia gnostic tool built into the hard d rives installed in some computers. DPS is designed to help diagno se proble ms that might resu lt in unwarrante d hard drive replacement.
Accessing DPS Through Computer Setup When the computer does not p ower on properly yo u should use Computer Setup t o access the DPS program. To access D PS, perform the followin g steps: 1. Turn on or restart the compu ter. 2. When the F10 Setup message appears in the lo wer-right corner of the screen, press the F10 key.
G Computer Diagnostic Features Hewlett-Packard Vision Diagnostics NOTE: HP Vision Diagnostics is included on CD with some computer models onl y. The Hewlett-Packard Vision Diagno stics utility allows you to view information ab out the hardware configuration of the computer and perform hard ware diagnostic tests on the subsystems of the computer.
4. Turn on the co mputer. The system will bo ot into HP Vision Diagn ostics. NOTE: If the syste m does not boot to th e CD in the optical drive or to the USB flash drive, yo u may need to chan ge the boot order in the Computer Setup (F10) utility. Refer to the Computer Setup (F10) Utility Guide for more information.
Test Tab The Test tab allows you to choose various parts of the system to test. You can also choose the type of test and testing mode. There are thre e types of tests to choose from: ● Quick Tes t —Provides a predete rmined script where a sam ple of each hardware compo nent is exercised.
The Status tab also shows: ● The devices being tested ● The test status (running, wa iting, passed, or failed) of each device being test ed ● The overall test pr ogress of all devices be ing tes.
Help T ab The Help tab contains a Vision Help section, and a Test Components se ction. This tab includes search and ind ex features. You may also review th e HP End User Lice nse Agreement (EU LA), as well as the HP Vision Dia gnostic application version informatio n on this tab.
8. Click the Hewlett-Packard Vision Diagnostics link. 9. Click the Download button. NOTE: The download incl udes instructions on how to cr eate the bootable CD or the bootable USB flash drive.
H Backup and Recovery Windows 7 – Backup and Recovery To protect you r information, use Windows® Back up and Restor e to back up in dividual files and folders, back up your entire hard drive (selec t models only), create syst em repair discs (select models only), or create system restore points.
● Save customized settings th at appear in a window , toolbar, or men u bar by taking a screen sh ot of your settings. The scree n shot can be a time-s aver if you have to re set your pref erences. To create a scr een shot: 1. Display the screen you want to save.
NOTE: If you are unable to boot (start up) your computer and you cannot use the system repair discs you previously created (select models only ), you must purchase a Window s 7 operating system DVD to reboot the computer and re pair the operating system.
Using f11 CAUTION: Using f11 complete ly erases hard dr ive contents and reformats the hard drive. Al l files you have created and an y software installed on the co mputer are permanently removed . The f11 recovery tool reinstalls the operating system and HP programs and drivers that were installed at the factory.
Windows Vista – Backup and Recovery To protect your information, use the Backup an d Restore Center to back up individual file s and folders, back up your entire hard drive (selec t models only), or cr eate system restore points. In case of system failure, you can use the backup file s to restore the contents of yo ur computer.
● When backing up to discs, use any of the following types of discs (purchased separately): CD-R, CD-RW, DVD+R, DVD+R DL, DVD-R, DVD-R DL , or DVD±RW.
To recover your information u sing Startup Repair, follow these steps: CAUTION: Using Startup Repair completely er ases hard drive contents a nd reformats the hard drive. All files you ha ve created and an y softwa re installed on the computer are permane ntly removed.
Using f11 CAUTION: Using f11 complete ly erases hard dr ive contents and reformats the hard drive. Al l files you have created and an y software installed on the co mputer are permanently removed . The f11 recovery tool reinstalls the operating system and HP programs and drivers that were installed at the factory.
I Specifications CMT Specifications Table I -1 Specifications Desktop Dimensions Height Width Depth 7.0 in 17.63 in 17.5 in 17.78 cm 44.78 cm 44.45 cm Tower Dimensions Height Width Depth 17.63 in 7.0 in 17.5 in 44.78 cm 17.78 cm 44.45 cm Approximate Weight 24.
Heat Dissipation Max STD PS Typical STD PS idle Max EPA 87/89/85% @ 20/50/100% load PS Typical EPA 87/89/85% @ 20/50/100% load PS idle 1410 BTU/hr 222 BTU/hr 1255 BTU/hr 171 BTU/hr 356 kg-cal/hr 56 kg.
SFF Specifications Table I -2 Specifications Desktop Dimensions (in the desktop position) Height Width Depth 3.95 i n 13.3 in 14.9 in 10.0 cm 33.8 cm 37.
Rated Input Current (maximum) 1 STD PS EPA 87/89/85% @ 20/50/100% load PS 4A @ 100 VAC 4A @ 100 VAC 2A @ 230 VAC 2A @ 230 VAC 1 This system utilizes an active power fa ctor corrected power supply. Th is allows the system to pass the CE mark requirements for use in the countries of the Eur opean Union.
Power Output 135 W Rated Input Current (maximum) 1 2.4A @ 100VAC 1.2A @ 200VAC 1 This system utilizes an act ive power factor corrected external pow er supply. This allows the system to pass the CE mark requirements for use in the countries of the Eur opean Union.
Index Symbols/Numerics 4-pin power pin assignments 184 6-pin power pin assignments 184 A access panel locking and unlocking 32, 88, 144 removing 34, 150 access panel, locke d 204 audible code s 196 au.
Customer Support 200, 242 D desktop conversion 82 diagnostics utility 249 DIMMs. See memory disassembly preparat ion CMT 31 SFF 87 USDT 143 diskette drive removing 50 diskette pr oblems 209 DisplayPor.
M media card reader installing 54, 118 removing 50, 116 Media Card Reader problems 215 memory installing 39, 41 populating sockets 40, 99 specifications 39, 98 memory module specifications 153 memory .
PCI Express card 45 , 105 Smart Cover Lock 32, 88 resetting CMOS 190 password jumper 190 restoring the hard drive 258, 262 S safety and comfort 200 safety precautions cleaning 27 SATA connectors on sy.
Windows 7 operating system DVD 258 Windows Vista operating system DVD 262 272 Index.
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Wenn Sie aber schon HP (Hewlett-Packard) BX690US 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 HP (Hewlett-Packard) BX690US verkürzen könnten.
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