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HP 3105m Notebook PC Maintenance and Service Guide.
© Copyright 2011 Hew lett-Packard Development Company, L.P. AMD Turion and ATI Mobile Radeon are trademarks of Advanced Micro D evices, Inc. Bluetooth is a trademark owned by its proprietor and used by Hewlett-Packard Company under license. Microsoft and Windows are U.
Safety Warning Notice WARNING! To reduce the possibility of heat-related inju ries or of ove rheating th e computer, do not place the compu ter directly on your lap or o bstruct th e air vents.
iv Safety Warning Notice ENWW.
Table of contents 1 Product description ............ ......... ........... ......... ......... .......... .......... ........... ........ ............ ... ............. ........ ......... .. 1 2 External component id enti fication ...... ......... ...
Grounding guidelines ................ ......... ............ ......... ........... ......... .......... ........... ......... ......... 27 Electrostatic dis charge damage ................. ........................... ...................... ...... 27 Packaging and transporting guidelines .
Diagnostics menu ................... ........... ............. .......... .............. .......... .......... ....... 68 6 Specifications .............. ............. ................. ........... .............. ................ ............ ........
viii ENWW.
1 Product description Category Description Product name HP 3105m Processor AMD E350 1.6-GHz, 1MB L2 cache,1333- MHz front-side bus (FSB), Dual Core 18W Chipset AMD A50M Fusion Controller Hub Graphics .
Category Description Diskette drive Supports external USB drive only Supports boot from USB device Microphone Single digital microphone Audio 2 integrated HD stereo spea kers Audio-out (headphone) jac.
Category Description Power requirements 65-W AC adapter 6-cell, 2.55-Ah (55-Wh) Li-ion battery Security Security cable slot Operating system Preinstalled: ● Windows 7 Premium, 64-bit ● Windows® 7.
4 Chapter 1 Product description ENWW.
2 External component identification Components that are included with the computer may vary by region and model. The illustrations in this chapter identify th e standard features on most computer models. Top components ClickPad TouchPad Component Description (1) ClickPad TouchPad off indicator Turns th e ClickPad TouchPad on and off.
Lights Component Description (1) ClickPad TouchPad off ind icator ● Amber: The ClickPad TouchPad is off. ● Off: The ClickPad TouchPad is on. (2) Caps lock light ● White: Caps lock is on.
Buttons Component Description Power button* ● When the computer is off, press the button to turn on the computer. ● When the computer is on, press the button br iefly to initiate Sleep. ● When the computer is in Sleep mod e, press the button briefly to exit Sleep.
Keys Component Description (1) esc key Displays system information when pressed in combination with the fn key (2) fn key Executes frequently use d system functions when pressed in combination with a .
Front components Component Description Speakers (2) Produce sound Right-side components Component Description (1) Digital Media Slot Supports the following optional digital card formats: ● MultiMedi.
Left-side components Component Description (1) Power connector Connects an AC adapter (2) Security cable slot Attaches an opti onal security cable to the computer NOTE: The security cable is designed to act as a deterrent, but it may not prevent the computer fro m being mishandled or stolen.
Display components Component Description (1) WWAN antennas (2)* (select models only) Send and receive wireless signals to communicate with wireless wide-area netwo rks (WWANs) (2) WLAN antennas (2)* Send and receive wireless signals to communicate with wireless local area networks (WLANs) (3) Webcam light On: The webcam is in use.
Bottom components Component Description (1) Battery Removable battery (2) Battery release latch Releases the battery so you can remove it. (3) SIM card slot Supports a wireless subscriber identity module (SIM). The SIM slot is located inside of the battery bay.
Wireless antennas Component Description (1) WLAN antennas (2)* Send and receive wireless signals to communicate with wireless local area networks (WLANs) (2) WWAN antennas (2) (select models only)* Se.
Additional hardware components Component Description (1) Power cord* Connects an AC adapter to an AC o utlet (2) AC adapter Converts AC power to DC power (3) Battery* Powers the computer when the computer is not plugged into external power *Batteries and power cords vary in appearance by country or region.
3 Illustrated parts catalog Service tag When ordering pa rts or requestin g information, provide the comput er serial numbe r and model description provided on the service tag: Component Description (.
Computer major components 16 Chapter 3 Illustrated parts catalo g ENWW.
Item Description Spare part number (1) Raw panel 629775-001 646754-001 29.5-cm (11.6-in) (1366 × 768) H D BrightView LED display assembly (includes webcam, microphone, nameplate, and logo) NOTE: See Display assembly subcomponents on page 19 for internal component spare part information.
Item Description Spare part number ● 2-GB memory module (1333-MHz, DDR3) 621565-001 (17) WLAN mo dule ● Broadcom 4313 802.11b/g/n 1x1 WiFi and 2070 Bluetooth 2.
Display assembly subcomponents Item Description Spare part number (1) Display bezel 652556-001 (2) Display panel hinge s 635307-001 Display panel hinge covers 636450-001 (3) 29.5-cm (11.6-in) (13 66 × 768) HD BrightView LED display p anel 629775-001 29.
Item Description Spare part number (5) (6) WWAN antennas (inclu des cables) WLAN antennas (includes cables) 635301-001 (7) Display enclosure 635302-001 Mass storage devices Item Description Spare part.
Miscellaneous parts Description Spare part nu mber Speakers (includes cables) 635313-001 65-W AC adapter 609939-001 Power cords, 3-pin, 1.83m ● For use in Brazil 490371-202 ● For use in North Amer.
Sequential part number listing Spare part number Description 490371-001 Power cord for use in the U nited States 490371-202 Power cord for use in Brazil 531993-001 WWAN module 584383-001 DVD±RW and C.
636449-001 ClickPad TouchPad with bracket and cable 636450-001 Hinge covers (upper and lower) 636451-001 DC-IN connector 636452-001 RJ-45 connector (inclu des RJ-45 conn ector cable) 636453-001 Fan (i.
24 Chapter 3 Illustrated parts catalo g ENWW.
4 Removal and replacement procedures Preliminary replacement requirements Tools required You will need the following tools to comple te the removal and re placement procedures: ● Flat-bla ded screw .
Drive handling CAUTION: Drives are fragile components that must be handle d with care. To prevent damage to the computer, damage to a d rive, or loss of information, observe these precau tions: Before removing or inserting a hard dri ve, shut down the computer.
Grounding guidelines Electrostatic discharge damage Electronic componen ts are sensit ive to electrost atic discharge (ESD). Circuitry design and st ructure determine the deg ree of sensitiv ity.
Packaging and transporting guidelines Follow these groun ding guidelines whe n packaging and transp orting equipment: ● To avoid hand contact, transport products in static-safe tubes, bags, or boxes. ● Protect ESD-sensitive parts an d assemblies wi th conductive or approv ed containe rs or packaging.
Equipment guidelines Grounding equi pment must include eith er a wrist strap o r a foot strap at a grou nded workstation. ● When seated, wear a wrist strap connected to a grounded system. Wrist straps are flexibl e straps with a minimu m of one megohm ±1 0% resi stance in the ground cords.
Component replacement procedures This chapter provides removal an d replacement proced ures. Service tag When ordering pa rts or requestin g information, provide the comput er serial numbe r and model description that is provided o n the service tag. (1) Product name: T his is the p roduct name that is af fixed to th e front of the compu ter.
Computer feet The computer feet a re adhesive -backed rubber pa ds that are atta ched to the base enclosure. Description Spare part nu mber Rubber Kit (includes computer feet – two rear) 635311–00.
Battery Description Spare part nu mber 6-cell, 2.55-Ah (55-Wh ) Li-ion battery 628419–001 Before r emoving th e batter y, follow t hese steps : 1. Shut down the comp uter. If you are unsure whether the comp uter is off or in Hibernatio n mode, turn on th e computer, and th en shut it down using the operat ing system.
SIM Card NOTE: The SIM card is provided by the e nd user as a security measu re for the WWAN module. The SIM card should be re moved, placed into a static-d issipative container, a nd then replaced when the computer is reassembled. Before r emoving th e SIM card , follow t hese step s: 1.
Description Spare part number ● 250-GB, 7200-rpm 649904-001 Hard Drive Mou nting Ki t (includes mounting bracket and screws) 637177-001 Before removing the hard drive, follow these step s: 1.
6. Disconnect the hard drive con nector from the system board (1), and then remove the four screws (2) that secure the ha rd drive to the base enclos ure. 7. Lift the hard drive o ut of the hard drive bay. 8. If it is necessary to replace the hard dr ive bracket or connector, follow these step s: a.
b. Lift the hard drive (3) straight up to remove it from the hard drive b racket. Reverse this procedure to install the hard drive. 36 Chapter 4 Remova l and replacement proced ures ENWW.
WWAN module Description Spare part nu mber WWAN module 531993-001 Before removing the WWAN module, follow these steps: 1. Shut down the comp uter. If you are unsure whether the comp uter is off or in Hibernatio n mode, turn on th e computer, and th en shut it down using the operat ing system.
4. Remove the WWAN module (3) by pulling the module away from the slo t at an angle. NOTE: WWAN modules are designed with a notch (4) to prevent incorrect inse rtion of the WWAN module into th e WWAN module sl ot. Reverse this procedure to insta ll the WWAN module.
WLAN module Description Spare part nu mber WLAN module: Broadcom 4313 802.11b/g/n 1x1 WiFi and 2070 Bluetooth 2.1+EDR Combo adapter (BT3.0+HS ready) 600370-001 Ralink RT3090BC4 802.11b/g/n 1x1 WiFi and Blu etooth 2.1+EDR Combo adapter (BT3.0+HS ready) 630705–001 Before removing the WLAN module, follow these steps: 1.
4. Remove the WLAN module (3) by pulling it away from the slot at an angle. NOTE: WLAN module s are designed with a no tch (4) to prevent incorrect insertion of the WLAN module in to the WLAN m odule slot. Reverse this procedure to insta ll the WLAN module.
Memory modules Description Spare part nu mber 2-GB memory module (1333-MHz, DDR3) 598856-001 Before removing the memory module, follo w these step s: 1. Shut down the comp uter. If you are unsure whether the comp uter is off or in Hibernatio n mode, turn on th e computer, and th en shut it down using the operat ing system.
5. Lift up the regul atory label to access the me mory modules. 6. If you are replacing a memory module, remove the existing memory module: a. Pull away the retention clips (1) on each side of the memory module.
Keyboard NOTE: The keyboard spare part kit inclu des a keyboard cable. Description Spare part nu mber For use in Brazil 635318-201 For use in French Canada 635318-121 For use in Latin America 635318-161 For use in the United States 635318-001 Before removing the keyboard, fo llow these steps: 1.
5. Use a flat-bladed screwdriver to pr y the rea r edge of the keybo ard (1) loose from the three retaining ta bs. 6. Lift the keyboard (2) and turn it upside down, resting it on the top cover.
Top cover Description Spare part nu mber Top cover 635316-001 Before removing the top cover, follow these steps: 1. Shut down the comp uter. If you are unsure whether the comp uter is off or in Hibernatio n mode, turn on th e computer, and th en shut it down using the operat ing system.
6. Remove the top cover (2) by lifting it straight up. Reverse this procedure to insta ll the top cover. Power button board Description Spare part nu mber Power button board (includes cable) 636448-001 Before removing the power button board, follow th ese steps: 1.
5. Remove the service cover (see WLAN module on page 39 ). 6. Remove the ha rd drive (see Hard driv e on page 33 ). 7. Remove the keyboard (see Keyboard on page 43 ). 8. Remove the top cover (see Top cover on page 45 ). Remove the powe r button board: To remove the powe r button board, follow th ese steps: 1.
3. Disconnect th e power from the c omputer by firs t unplugging the power cord from the AC outlet and then unpl ugging the AC adap ter from the comput er. 4. Remove the batt ery (see Battery on page 32 ). 5. Remove the service cover (see WLAN module on page 39 ).
To remove the ClickPad TouchPad button board, follow th ese steps: 1. Remove the 2 screw s that secure the ClickPad TouchPad bu tton board to the top cover (1) . 2. Lift up and remove the ClickPad TouchPad button b oard (2) . Reverse this procedure to insta ll th e Cl ickPad TouchPad button board.
To remove the spea ker assembly, follow th ese steps: 1. Position the top cove r upside down with the front toward you. 2. Remove the 2 screws that secure the speaker assembly to the top cover (1) . 3. Lift up and remove the speaker a ssembly (2) . Reverse this procedu re to install the speake r assembly.
Display assembly Before removing the display assembly, follo w these steps: 1. Shut down the comp uter. If you are unsure whether the comp uter is off or in Hibernatio n mode, turn on th e computer, and th en shut it down using the operat ing system. 2.
6. Slide the display pane l cable (2) back toward the dis play assemb ly while lifting the display assembly (3) straight up t o remove i t. 7. Lift the display assembly (3) straight up and rem ove it. 8. If it is necessary to replac e the display be zel or any of the display assembly internal components: a.
b. Disconnect the webcam cable (2) from the webcam modul e. Reverse this pro cedure to install th e webcam module. 10. If it is necessary to replace the di splay panel: a. Remove the 4 screws (1) that secure the display hing e brackets to the display pane l.
d. Remove the display pane l (2) . Reverse this pro cedure to install th e display panel. 11. If it is necessary to replace the wi reless antenna tran sceivers and cables: a. Release the wireless antenna cabl es (1) from the clips a nd routing cha nnels built into the base enclosure.
System board Description Spare part nu mber System board: ● E350 system board with WWAN 635314- 001 ● E350 system board 639297-001 Before removing the system board, follow these steps: 1.
2. Disconnec t the RJ-45 cable (2) from the system board. 3. Remove the 2 screws (1) that secure the system bo ard to the base enclosur e. 4. Lift the left side of the system board (2) until it rests at an angle . 5. Remove the system board (3) by sliding it away from the base enclosure at a 45-degree a ngle.
RTC battery Description Spare part nu mber RTC battery 635310-001 Before removing the real-time clock (RTC) battery, follow th ese steps: 1. Shut down the comp uter. If you are unsure whether the comp uter is off or in Hibernatio n mode, turn on the, and then shut it down us ing the operating system.
Heat sink assembly NOTE: To prop erly ventilate the comput er, allow at least 7.6 cm (3 in) of clearance on the left side of the computer. The computer uses an electric fan for ventilation. The fan is contro lled by a temperature sensor an d is designed to turn on au tomaticall y when high temp erature conditions exist.
2. Remove the heat sink assembly (2) . NOTE: The thermal mate rial must be thoroughly clean ed from the surfaces of the heat sink assembly and the system board each time the heat sink assembly is removed: Thermal pads are l ocated on the heat sink (1) and on the base enclosure (2) unde rneath the heat sink.
Power connector Description Spare part nu mber Power connector (includes power conne ctor cable and security c able bracket) 591851-001 Before removing the power connector, follow these steps: 1.
3. Lift up and remove the po wer connector (3) . Reverse this procedure to in stall the power connector. RJ-45 connector cover To remove the RJ-45 connector cove r, follow these ste ps: 1. Slide the RJ-45 cover to th e right (grasping the cover at the indentation on the le ft side) (1) in order to release the cove r.
Reverse this procedure to insta ll the RJ-45 connector cover. RJ-45 connector Description Spare part nu mber RJ-45 connector (inc ludes cable) 636452-001 Before removing the RJ-45 connector, follow these steps: 1.
Reverse this procedure to insta ll the RJ-45 connector. Fan Description Spare part nu mber Fan (includes cable) 611688-001 Before removing the fan, follow these step s: 1. Shut down the comp uter. If you are unsure whether the comp uter is off or in Hibernatio n mode, turn on th e computer, and th en shut it down using the operat ing system.
To remove the fan, follow these step s: 1. Disconnec t the fan cable (1) from the system board. 2. Remove the 3 screws (1) that secure the fan to the base enclosure.
5 Computer Setup Computer Setup in Windows 7 Starting Setup Utility Setup Utility is a ROM-based information and custom ization utility that can be used even when the Windows operating system is not working. The utility reports informatio n about the device and pr ovides settings for star tup, security , and other prefere nces.
Navigating and selectin g in Setup Utility Because Setup Utility is not Window s based, it does not support the ClickPad TouchPad. Navigation and selection a re by keystroke.
Exiting Setup Utility You can exit Setup Utility with or without saving changes. ● To exit Setup Utility and save your changes from the current session: If the Setup Utility menu s are not visible, press esc to return to the menu di splay. Then use the arrow keys to select Exit > Exit Saving Changes , and then press enter .
Select To do this Processor C4 State Enable/disable the processor C4 sleep state Boot Options Set the following boot options: ● f10 and f12 Delay (sec.
6 Specifications Computer specifications Metric U.S. Dimensions Depth 29.16 cm 11.48 in Width 21.48 cm 8.46 in Height 2.1 / 3.07 cm 0.83 / 1.21 in Weight Equipped with a hard drive 1597 g 3.52 lb Input power Operating voltage 19 V dc @ 1.58 A – 30 W Operating current 1.
29.5-cm (11.6-in) (1366 x 768) HD BrightView LED display specifications Dimensions Metric U.S. Height 12.53 cm 4.93 in Width 22.27 cm 8.77 in Diagonal 25.55 cm 10.06 in Number of colors 262,144 Contrast ratio 400:1 (typical) Brightness 200 nits ( typical) Pixel resolution Pitch 0.
Hard drive specifications 250-GB* 320-GB* Dimensions Height 7mm / 9.5 mm 7mm / 9.5 mm Width 63.5 mm 63.5 mm Weight 101 g 101 g Interface typ e SATA SATA Transfer rate 100 MB/sec 100 MB/sec Security AT.
72 Chapter 6 Spec ifications ENWW.
7 Backup and recovery ● Restore ● Creating restore media ● Performing a system restore ● Backing up and re covering your infor mation Your computer includes t ools provided by the operating system and HP to help you safeguard your information and restore it if ever needed.
Restore In the event of hard drive failure, to restore your system to its factory image you will need a set of recovery discs or a recovery flash drive that you can create using HP Recovery Manager. HP recommends that you use this softwa re to create either a set of re covery discs or a recovery flash drive immediately afte r software setu p.
Performing a system restore Recovery Manager software allows yo u to repair or rest ore the compute r to its origina l factory state. Recovery Manager works from recovery discs, a reco very flash drive, or from a dedicated recovery partition (select models only) on the hard drive.
Restoring using the restor e media 1. If possible, bac k up all personal files. 2. Insert the first recovery disc into the optical drive on your computer or an optional external optical drive, and then restart the co mputer. – or – Insert th e recov ery flash d rive into a USB por t on your computer, and th en restart the computer.
Changing the computer boot order To change the boot or der for recovery discs: 1. Restart the computer. 2. Press esc while the computer is re starting, and then press f9 fo r boot options. 3. Select Internal CD/DVD ROM Drive from the boot options win dow.
To create a scree n shot: 1. Display the screen you want to save. 2. Copy the screen image: To copy only the ac tive window, p ress alt+fn+prt sc . To copy the entire screen, press fn +prt s c . 3. Open a word-processing document, and th en select Edit > Paste .
Using Windows system restore points A system restore point allows you to save and name a snapshot of your hard drive at a specific point in time. You can then recove r back to that po int if you want to reverse subsequent changes.
80 Chapter 7 Backup an d recovery ENWW.
8 Connector pin assignments Audio-out (headphone)/Aud io-in (microphone) jack Pin Signal 1 Left audio signal in 2 Right audio signal in 3 Ground 4 Microphone ENWW Audio-out (headphon e)/Audio-in (micr.
External monitor Pin Signal 1 Red analo g 2 Green analog 3 Blue analog 4 Not connected 5 Ground 6 Ground analog 7 Ground analog 8 Ground analog 9+ 5 V D C 10 Ground 11 Monitor detect 12 DDC 2B data 13.
RJ-45 (network) Pin Signal 1T r a n s m i t + 2T r a n s m i t - 3 Receive + 4 Unused 5 Unused 6 Receive - 7 Unused 8 Unused ENWW RJ-45 (network) 83.
Universal Serial Bus Pin Signal 1+ 5 V D C 2 Data - 3 Data + 4 Ground 84 Chapter 8 Conn ector pin assignments ENWW.
9 Power cord set requirements The wide range input fe ature of the co mputer permits it to ope rate from any line volt age from 100 to 120 volts AC or from 220 to 240 volts AC. The 3-conductor powe r cord set included wi th t he computer meets the requirem ents for use in the country or region where the e quipment is purchased .
Requirements for specific countries and regions Country/region Accredited a gency Applicable note nu mber Australia EANSW 1 Austria OVE 1 Belgium CEBC 1 Canada CSA 2 Denmark DEMKO 1 Finland FIMKO 1 Fr.
10 Recycling Battery When a battery has reached the end of its use ful life, do n ot dispose of the ba ttery in general household waste. Follo w the local laws a nd regulati ons in your area for computer b attery disposal. Display WARNING! The backlight contains mercury.
Perform the following ste ps to di sassemble the display assembly: 1. Remove all screw covers (1) and screws (2 ) that secure the display bezel to the display assembly. 2. Lift up and out o n the left and ri ght inside edges (1) and the top and b ottom inside edge s (2) of the display beze l until the bezel disengag es from the display assemb ly.
4. Disconnect all disp lay panel cables (1) from the display i nverter and remove the in verter (2) . 5. Remove all screws (1) that secure the display panel a ssembly to the display enclosure. 6. Remove the display panel assembly (2) from the display enclosure.
10. Remove the display pan el frame (2) from the display panel. 11. Remove the screws (1) that secure the backlight cover to the display panel. 12. Lift the top edge of the backlig ht cover (2) and swing it outward. 13. Remove the backlight cover. 14.
15. Remove the backlight cables (1) from the clip (2) in the display panel . 16. Turn the display pane l upside down. WARNING ! The backlight contains mercury. Exercise caution when removing and handling t he backlight to avoid damag ing this compon ent and causin g exposure to the mercu ry.
18. Remove the backlight from the backlight frame. 19. Disconnec t the display pa nel cable (1) from the LCD panel. 20. Remove the screws (2) that secure the LCD panel to the display re ar panel. 21. Release the LCD panel (3) from the d isplay rear panel.
Index A AC adapter identifying 14 administrator password 67 antennas 13 applications key, Windo ws 8 audio, product description 2 audio-in (microphone) jack 9 audio-out (head phone) jack 9 audio-in ja.
headphones 9 heat sink assembly remov al 58 spare part number 58 I internal microph one, identifyin g 11 J jacks audio-in (microphone) 9 audio-out (headph one) 9 RJ-45 (network) 9 K keyboard product d.
S screw kit spare part number 21 security cable slot, identifying 10 Security menu 67 security, product description 3 selecting in the Setup Utility 66 serial number 15, 30 service considerat ions 25 .
96 Index ENWW.
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