HP 425 - Notebook PC Specifications

Compaq 325 and 326 Notebook PCsHP 425 and 625 Notebook PCsMaintenance and Service Guide

Category Description Compaq 325model, UMAgraphics,RS880MchipsetCompaq 326model,Discretegraphics,RS880MDchipsetHP 425/625models,UMAgraphics,RS880Mchips

3.Lift the bezel (4) from the display enclosure.4. If it is necessary to replace the webcam module, disconnect the webcam cable from the module(1), an

6.Lift the display panel up and out the housing (2).Remove the display hinges from a 39.6-cm (15.6-in) computer:1. Remove the eight Phillips PM2.0×3.0

2.Remove the display hinges (2) by pulling them away from the display panel. The left and rightdisplay hinges are available in the Hinge Kit, spare pa

2.Remove the display cable (2) from the back of the display panel.To remove the WLAN antennas:1. Route the antenna cables (1) out of the routing chann

System boardNOTE: The system board spare part kit includes replacement thermal material.Description Spare part numberSystem board with UMA graphics an

Remove the system board on a 39.6-cm (15.6-in) computer:1.Position the computer with the front toward you.2. Release the audio ZIF connector (1) and d

7.Pull the extender out (2) of the system board and lift it from the base enclosure.8.Release the RJ-11 cable from the cable routing area, lift the co

2.Remove the Phillips PM2.0×3.0 screw (1) that secures the board to the base enclosure, disconnectthe audio ZIF connector and remove the flat-ribbon c

7.Slide the system board (5) out of the base enclosure.Reverse this procedure to install the system board.Main battery connector The main battery cabl

Remove the main battery cable:1. Remove the two Phillips PM2.5×4.0 screws (1) that secure the connector to the base enclosure.2. Lift the connector up

Category Description Compaq 325model, UMAgraphics,RS880MchipsetCompaq 326model,Discretegraphics,RS880MDchipsetHP 425/625models,UMAgraphics,RS880Mchips

RTC batteryThe spare part number for the RTC battery is 449137-001.Before removing the RTC battery, follow these steps:1.Shut down the computer. If yo

2.Release the RTC battery from the socket (1) on the system board and lift the battery (2) up.Reverse this procedure to install the RTC battery.Modem

9.Remove the palm rest (see Palm rest on page 70).10. Remove the keyboard (see Keyboard on page 73).11.Remove the top cover (see Top cover on page 77)

5.Remove the tape (2) that secures the cable to the system board and then, remove the cable (3).Reverse this procedure to install the modem module.Com

Audio boardDescription Spare part numbersAudio board 620608-001Audio board for use on system boards with UMA graphics subsystem 622614-001Before remov

2.Remove the Phillips PM2.0×3.0 screw (1) that secures the audio board to the base enclosure andthen remove the audio board (2).Remove the audio board

5 Computer SetupComputer Setup in WindowsStarting Computer SetupComputer Setup is a preinstalled, ROM-based utility that can be used even when the ope

NOTE: You can use either a pointing device (TouchPad, pointing stick, or USB mouse) or thekeyboard to navigate and make selections in Computer Setup.2

Computer Setup menusThe menu tables in this section provide an overview of Computer Setup options.NOTE: Some of the Computer Setup menu items listed i

Select To do thisIgnore Changes and Exit Cancel any changes entered during the current session. Thenexit and restart the computer.Save Changes and Exi

Category Description Compaq 325model, UMAgraphics,RS880MchipsetCompaq 326model,Discretegraphics,RS880MDchipsetHP 425/625models,UMAgraphics,RS880Mchips

Security menuNOTE: Some of the menu items listed in this section may not be supported by your computer.Select To do thisSetup BIOS Administrator Passw

System Configuration menuNOTE: Some of the listed System Configuration options may not be supported by your computer.Select To do thisLanguage Change

Select To do thisDevice Configurations●Enable/disable USB legacy support (enabled by default).When enabled, USB legacy support allows the following:◦U

Select To do thisNOTE: Availability of these options above varies bycomputer model.●Enable/disable secondary battery fast charge (enabledby default).●

Select To do thisBuilt-In Device Options●Enable/disable the wireless button state (enabled bydefault).●Enable/disable embedded WWAN device (selectmode

Select To do thisPort Options NOTE: All port options are enabled by default.●Enable/disable the serial port (select models only).●Enable/disable the

Computer Setup in LinuxStarting Computer SetupComputer Setup is a preinstalled, ROM-based utility that can be used even when the operating systemis no

Using Computer SetupNavigating and selecting in Computer SetupThe information and settings in Computer Setup are accessed from the File, Security, and

Computer Setup menusThe menu tables in this section provide an overview of Computer Setup options.NOTE: Some of the Computer Setup menu items listed i

Security menuNOTE: Some of the menu items listed in this section may not be supported by your computer or youroperating system.Select To do thisSetup

Category Description Compaq 325model, UMAgraphics,RS880MchipsetCompaq 326model,Discretegraphics,RS880MDchipsetHP 425/625models,UMAgraphics,RS880Mchips

System Configuration menuNOTE: Some of the menu items listed in this section may not be supported by your computer or youroperating system.Select To d

Select To do thisBuilt-in device options●Enable/disable embedded WLAN Device Radio.●Enable/disable embedded Bluetooth Device Radio.●Enable/disable Net

6 SpecificationsComputer specifications Metric U.S.Dimensions – 39.6-cm (15.6-in)Depth 24.96 cm 9.83 inWidth 37.18 cm 14.6 inHeight (front to rear) 2.

Metric U.S.Operating (not writing to optical disc) 0°C to 35°C 32°F to 95°FOperating (writing to optical disc) 5°C to 35°C 41°F to 95°FNonoperating -

Metric U.S.Backlight LEDResponse Time 16 msTotal power consumption 5.6 W (max)Viewing angle @CR>10 5 VA126 Chapter 6 Specifications

35.6-cm (14.0-in) display specifications Metric U.S.DimensionsHeight 17.40 cm 6.9 inWidth 30.94 cm 12.2 inDiagonal 35.50 cm 14.0 inNumber of colors 26

33.8-cm (13.3-in) display specifications Metric U.S.DimensionsHeight 16.50 cm 6.5 inWidth 29.34 cm 11.5 inDiagonal 33.66 cm 13.3 inNumber of colors 26

Hard drive specifications 500-GB* 320-GB* 250-GB* 160-GB*DimensionsHeight 9.5 mm 9.5 mm 9.5 mm 9.5 mmWidth 70 mm 70 mm 70 mm 70 mmWeight 101 g 101 g 1

DVD-ROM Drive specificationsApplicable disc DVD-ROM (DVD-5, DVD-9, DVD-10, DVD-18, CD-ROM (Mode 1 and 2), CD Digital Audio,CD-XA ready (Mode 2, Form 1

DVD±RW Double-Layer Combo Drive specificationsApplicable disc Read:CD-DA, CD+(E)G, CD-MIDI, CD-TEXT, CD-ROM,CD-ROM XA, MIXED MODE CD, CD-I, CD-IBridge

Category Description Compaq 325model, UMAgraphics,RS880MchipsetCompaq 326model,Discretegraphics,RS880MDchipsetHP 425/625models,UMAgraphics,RS880Mchips

7 Backup and recoveryBackup and recovery in Windows 7OverviewTo protect your information, use Windows Backup and Restore to back up individual files

You can back up your information to an optional external hard drive, a network drive, or discs.Note the following when backing up:●Store personal file

Performing a recovery In case of system failure or instability, the computer provides the following tools to recover your files:●Windows recovery tool

NOTE: For additional information on recovering information using the Windows tools, perform asearch for these topics in Help and Support.Using f11CAUT

3.When prompted, press any keyboard key.4. Follow the on-screen instructions.5.Click Next.6. Select Repair your computer.7. Follow the on-screen instr

●Save customized settings that appear in a window, toolbar, or menu bar by taking a screen shotof your settings. The screen shot can be a time-saver i

NOTE: If you are unable to boot (start up) your computer, you must purchase a Windows Vista®operating system DVD to reboot the computer and repair the

To recover the original hard drive image using f11, follow these steps:1. If possible, back up all personal files.2.If possible, check for the presenc

Backup and recovery in Windows XPOverviewTo protect your information, use the Windows® Backup utility (select models only) to back up files andfolders

The screen image is added to the document.d. Save the document.To create a backup using the Windows Backup utility (select models only), follow these

Category Description Compaq 325model, UMAgraphics,RS880MchipsetCompaq 326model,Discretegraphics,RS880MDchipsetHP 425/625models,UMAgraphics,RS880Mchips

3.Shut down the computer.4. Turn on the computer.5.Follow the on-screen instructions to install the operating system.6. After the operating system is

8 Connector pin assignmentsAudio-in (microphone)Pin Signal1 Audio signal in2 Audio signal in3GroundAudio-out (headphone)Pin Signal1 Audio out, left ch

External monitorPin Signal1 Red analog2 Green analog3 Blue analog4Not connected5Ground6 Ground analog7 Ground analog8 Ground analog9 +5 VDC10 Ground11

HDMIPin Signal1 Transition minimized differential signal (TMDS) data 2+2 TMDS data 2 shield3 TMDS data 2–4 TMDS data 1+5 TMDS data 1 shield6 TMDS data

RJ-11 (modem)Pin Signal1Unused2Tip3Ring4Unused5Unused6Unused146 Chapter 8 Connector pin assignments

RJ-45 (network)Pin Signal1Transmit +2Transmit -3 Receive +4Unused5Unused6 Receive -7Unused8UnusedUniversal Serial BusPin Signal1 +5 VDC2 Data -3 Data

9 Power cord set requirementsThe wide range input feature of the computer permits it to operate from any line voltage from 100 to120 volts AC or from

Requirements for specific countries and regionsCountry/region Accredited agency Applicable note numberAustralia EANSW 1Austria OVE 1Belgium CEBC 1Cana

10 RecyclingBatteryWhen a battery has reached the end of its useful life, do not dispose of the battery in generalhousehold waste. Follow the local la

Perform the following steps to disassemble the display assembly:1. Remove all screw covers (1) and screws (2) that secure the display bezel to the dis

Category Description Compaq 325model, UMAgraphics,RS880MchipsetCompaq 326model,Discretegraphics,RS880MDchipsetHP 425/625models,UMAgraphics,RS880Mchips

4.Disconnect all display panel cables (1) from the display inverter and remove the inverter (2).5. Remove all screws (1) that secure the display panel

10.Remove the display panel frame (2) from the display panel.11.Remove the screws (1) that secure the backlight cover to the display panel.12.Lift the

15.Remove the backlight cables (1) from the clip (2) in the display panel.16. Turn the display panel upside-down.WARNING! The backlight contains mercu

18.Remove the backlight from the backlight frame.19. Disconnect the display panel cable (1) from the LCD panel.20.Remove the screws (2) that secure th

IndexAAC adapterspare part numbers 36AC adapter, identifying 23access doorspare part number 30AMT options 117AMT setup prompt (Ctrl-P) 117firmware pro

System Configuration menu113, 122using 108, 119computer specifications 124connector, power 18connectors, serviceconsiderations 45cord, power 23DDC-in

caps lock 11power 12wireless 12Mmain battery cableremoval 100mass storage devices, spare partnumbers 34memory moduleproduct description 2removal 59spa

RJ-11 (modem) jack, identifying17RJ-45 (network) jackpin assignments 147RJ-45 (network) jack, identifying18RTC batteryremoval 102spare part number 27,

WLAN moduleremoval 61spare part numbers 29, 61WLAN module compartment,identifying 20workstation guidelines 47160 Index

Category Description Compaq 325model, UMAgraphics,RS880MchipsetCompaq 326model,Discretegraphics,RS880MDchipsetHP 425/625models,UMAgraphics,RS880Mchips

2 External component identificationTop componentsTouchPadComponent Description(1) TouchPad Moves the pointer and selects or activates items on the scr

LightsNOTE: Refer to the illustration that most closely matches your computer.Component Description(1) Caps lock light On: Caps lock is on.Top compone

© Copyright 2009, 2011 Hewlett-PackardDevelopment Company, L.P.AMD Athlon, AMD Sempron, and AMDTurion are trademarks of AdvancedMicro Devices, Inc. Bl

Component Description(2) Power light●On: The computer is on.●Blinking: The computer is in the Sleep state in Windows 7 orWindows Vista, or in Standby

Buttons, switch, and speakerComponent Description(1) Speaker Produces sound.(2) Internal display switch Turns off the display if the panel lid is clos

KeysNOTE: Refer to the illustration and table that most closely matches your computer.Component Description(1) esc key Displays system information whe

Component Description(1) esc key Displays system information when pressed in combination with thefn key.(2) fn key Executes frequently used system fun

Front componentsComponent Description(1) SD Card Reader Supports the following optional digital card formats:●MultiMediaCard (MMC)●MultiMediaCard 4.2

Right-side componentsComponent Description(1) USB ports (2) Connect optional USB devices.(2) RJ-11 (modem) jack (select models only) Connects a modem

Left-side componentsComponent Description(1) ExpressCard slot Supports optional ExpressCards.(2) Security cable slot Attaches an optional security cab

Bottom componentsNOTE: Refer to the illustration that most closely matches your computer.Bottom components19

Component Description(1) Battery release latches (2) Release the battery from the battery bay.(2) Battery bay Holds the battery.(3) Vents (3) Enable a

Multimedia componentsComponent Description(1) Webcam light (select models only) On: The webcam is in use.(2) Webcam (select models only) Records video

Safety warning noticeWARNING! To reduce the possibility of heat-related injuries or of overheating the computer, do notplace the computer directly on

Wireless antennas (select models only)On select computer models, at least 2 antennas send and receive signals from one or more wirelessdevices. These

Additional hardware componentsComponent Description(1) Power cord* Connects an AC adapter to an AC outlet.(2) AC adapter Converts AC power to DC power

3 Illustrated parts catalogService tagWhen ordering parts or requesting information, provide the computer serial number and modeldescription provided

Computer major componentsComputer major components25

Item Description (1) Display assembly (includes microphone, 2 WLAN antenna transceivers and cables and, on select computermodels, 2 WWAN antenna tran

Item Description For use in Compaq 33.8-cm (13.3-in) computers, red 616602-001 For use in HP 35.6-cm (14.0-in) computers 605780-001 For use in HP

Item Description (13) Optical drive extender For use in 39.6-cm (15.6-in) computers 605799-001 For use in 35.6-cm (14.0-in) computers 605800-001(14

Item Description 6-cell, 47-Wh, 2.2-Ah 593572-001(21) Memory module 4-GB (PC3-10600, 1333-MHz, DDR3) 599092-002 2-GB (PC3-10600, 1333-MHz, DDR

Item Description 500-GB, 7200-rpm for use in 39.6-cm (15.6-in) computers (replaces 614523-001) 611029-001 320-GB, 7200-rpm 608138-001 320-GB, 7200

Display assembly componentsItem Description Spare part number(1) Display bezel Compaq 33.8-cm (13.3-in) LCD bezel without webcam 605751-001 Compaq 33

iv Safety warning notice

Item Description Spare part number(7) Microphone cable (8) Display enclosure For use in Compaq 33.8-cm (13.3-in) computers 605761-001 For use in

CablesItem Description Spare part number Cable Kit , includes: 605793-001(1) Bluetooth cable (2) RJ-11 cable (3) Main battery connector Cables33

Item Description Spare part number(1) WLAN transceiver with cable spared with displayassembly(2) Microphone cable spared with displayassembly(3) LCD C

Item Description Spare part number DVD±RW Double-Layer Drive with LightScribe 608140-001 DVD-ROM Drive 608141-001 Hard drive hardware kit for use in

Miscellaneous partsDescription Spare part numberAC adapters65-W AC adapter for use with computers with UMA graphics 613149-00190-W AC adapter for use

Sequential part number listingSpare part number Description449137-001 RTC battery490371-001 Power cord for use in the United States490371-011 Power co

Spare part number Description504593-004 Broadcom 4312 802.11b/g WLAN module for use in Afghanistan, Albania, Algeria, Andorra,Angola, Antigua and Barb

Spare part number Description605560-005 Atheros 9285G 802.11b/g/n WiFi Adapter605751-001 Compaq 33.8-cm (13.3-in) LCD bezel without webcam605752-001 C

Spare part number Description605796-001 USB board605798-001 Hard drive extender for use in 39.6-cm (15.6-in) computers605799-001 Optical drive extende

Spare part number Description605814-041 Keyboard for 39.6-cm (15.6-in) computers for use in Germany605814-051 Keyboard for 39.6-cm (15.6-in)) computer

Table of contents1 Product description ... 12

Spare part number Description611026-001 Webcam611027-001 250-GB, 7200-rpm hard drive for use in computers with 39.6-cm (15.6-in) displays611028-001 32

Spare part number Description624208-001 Top cover for Compaq 33.8-cm (13.3-in) computers (replaces 605774-001)624209-001 Top cover for HP 35.6-cm (14.

4 Removal and replacementproceduresPreliminary replacement requirementsTools requiredYou will need the following tools to complete the removal and rep

Cables and connectorsCAUTION: When servicing the computer, be sure that cables are placed in their proper locationsduring the reassembly process. Impr

Grounding guidelinesElectrostatic discharge damageElectronic components are sensitive to electrostatic discharge (ESD). Circuitry design and structure

Packaging and transporting guidelinesFollow these grounding guidelines when packaging and transporting equipment:●To avoid hand contact, transport pro

Equipment guidelinesGrounding equipment must include either a wrist strap or a foot strap at a grounded workstation.●When seated, wear a wrist strap c

Component replacement proceduresThis section provides removal and replacement procedures.There are many screws, in many different sizes, that must be

Computer feetThe computer feet are adhesive-backed rubber pads. The feet are included in the Rubber Kit, spare partnumber 605789-001 for 33.8-cm (13.3

BatteryDescription Spare part number9-cell, 93-Wh, 2.8-Ah Li-on battery 593573-0016-cell, 47-Wh, 2.2-Ah Li-on battery 593572-001Before disassembling t

Cables and connectors ... 45Drive handling ...

Service doorDescription Spare part numberFor use in computers with 39.6-cm (15.6-in) displays 605785-001For use in computers with 35.6-cm (14-in) and

2.Slide the service door (2) away from the computer.Reverse this procedure to install the service door.Component replacement procedures53

Hard driveNOTE: The hard drive spare part kit includes a hard drive bracket, four mounting screws, and thenecessary rubber/foam bumpers.Description Sp

4.Remove the battery (see Battery on page 51).5. Remove the service door (see Service door on page 52).Remove the hard drive from a 39.6-cm (15.6-in)

4.Remove the hard drive (4) from the hard drive bay.To remove the hard drive bracket, follow these steps:1. If it is necessary to replace the hard dri

For a 39.6-cm (15.6-in) computer using a 9.5mm thick hard drive, attach 2 pieces of 15×5×3mmrubber from spares kit 652169-001 to the hard drive.For a

For a 35.6-cm (14-in) or 33.8-cm (13.3-in) computers using 7 mm thich hard drives, attach 2 piecesof 13×9.5×3.1 mm rubber bumper from spares kit 65216

Memory moduleNOTE: When adding a second memory module, be sure it is the same type and speed as theinstalled memory module.Description Spare part numb

3.Remove the memory module (2) by pulling the module away from the slot at an angle.NOTE: Memory modules are designed with a notch to prevent incorrec

WLAN moduleDescription Spare part numberBroadcom 4312 802.11b/g WLAN modules●For use in Antigua and Barbuda, Barbados, Belize, Canada, the Cayman Isla

Security menu ... 112System Configuration menu ...

3.Disconnect the power from the computer by first unplugging the power cord from the AC outletand then unplugging the AC adapter from the computer.4.

Optical driveNOTE: All optical drive spare part kits include an optical drive bezel.Description Spare part numberDVD±RW Double-Layer Drive with LightS

6.Remove the two Phillips PM2.0×2.0 screws (1) that secure the optical drive bracket to the opticaldrive.7. Remove the optical drive bracket (2).Rever

FanDescription Spare part numberFan for use in 39.6-cm (15.6-in) computer models 605791-001Fan for use in 33.8-cm (13.3-in) and 35.6-cm (14.5-in) comp

Heat sinkNOTE: The heat sink spare part kit includes replacement thermal material.Description Spare part numberHeat sink for use in computers with UMA

3.Raise the end of the heat sink (3) to free it from the system board components and then removethe heat sink (4) from the system board.Remove the hea

ProcessorNOTE: The processor spare part kit includes replacement thermal material.Description Spare part numberAMD Athlon™ II Dual-Core P320 2.1-GHz,

3.Lift the processor (2) straight up and remove it.NOTE: When you install the processor, the gold triangle (3) on the processor must be alignedwith th

Palm restDescription Spare part numberPalm rest for Compaq brand units with 33.8-cm (13.3-in) displays (includes TouchPad, TouckPadboard, and 2 cables

3.Release the ZIF connector (1) to which the TouchPad cable is connected, and then disconnect thecable (2) from the system board.4.Remove the palm res

Recovering your information ... 141Recovering the operating system and programs ...

3.Turn the computer over, rotate the palm rest up (1) and slide the palm rest to the right (2) torelease it from the computer.4. Release the ZIF conne

KeyboardDescription Spare part numberKeyboards for use in computers with 39.6-cm (15.6-in) displays 605814-xx1Keyboards for use in computers with 35.6

3.Turn the unit over, lift the top edge of the keyboard (1) and slide it (2) towards the display.4. Rest the keyboard on its edge and slide the keyboa

2.Remove two Phillips PM2.5×3.0 broadhead black screws (1), one Phillips PM2.5×3.0 broadheadsilver screw (2), and two Torx M2.5×6.0 screws (3) that se

4.Rest the keyboard on its edge and slide the keyboard back toward the display then, release theZIF connector (1) to which the keyboard cable is attac

Top coverDescription Spare part numberTop cover for use in Compaq brand computers with 33.8-cm (13.3-in) displays (replaced by624208-001)605774-001Top

Remove the top cover on a 39.6-cm (15.6-in) computer:1.With the display panel in the open position, press in (1) of the ExpressCard to release it and

4.Turn the computer over so it is right-side up and remove four Torx M2.5×6.0 screws.5. Release the ZIF connector (1) and remove the power switch cabl

6.Rotate the top cover up (1) and remove it from the base enclosure (2).Remove the top cover on a 35.6-cm (14.0-in) and 33.8-cm (13.3-in) computer:1.

3.Remove the two Phillips PM2.0×2.0 screws (1) located in the battery bay, the five Torx M2.5×6.0screws (2), (3), (4), and (5), and the two Phillips P

1 Product descriptionCategory Description Compaq 325model, UMAgraphics,RS880MchipsetCompaq 326model,Discretegraphics,RS880MDchipsetHP 425/625models,UM

5.Release the ZIF connector (1) and disconnect the power switch cable (2).6. Rotate the top cover up (1) and off the base enclosure (2).Reverse this p

3.Disconnect the power from the computer by first unplugging the power cord from the AC outletand then unplugging the AC adapter from the computer.4.

Bluetooth moduleNOTE: The Bluetooth module spare part number is 537921-001 and is used in all countries andregions except Japan and Asia Pacific count

2.Disconnect the Bluetooth cable (1) from the system board and remove the antenna (2) from thebase enclosure. The antenna is held to the base enclosur

Remove the USB connector assembly on 39.6-cm (15.6-in) computers:1.Position the computer right-side up with the right side toward you.2. Release the Z

SpeakerThe spare part number for the speaker used in all models is 605792-001.Before removing the speaker, follow these steps:1.Shut down the computer

Display assemblyDescription Spare part number●39.6-cm (15.6-in) HD BrightView display assembly for use in computers equipped withwebcam (1366×768 reso

3.Disconnect the power from the computer by first unplugging the power cord from the AC outletand then unplugging the AC adapter from the computer.4.

5.Lift the display assembly (3) from the base enclosure.Remove the display on 35.6-cm (14.0-in) and 33.8-cm (13.3-in) computers:1. Orient the computer

5.Lift the display assembly (3) from the base enclosure.Remove the display assembly:1. If it is necessary to replace the display bezel, display enclos