Instruction/ maintenance manual of the product CQ41 Compaq
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Compaq Pr esario CQ41 Notebook P C Maintenance and S er v ice Gui de Doc ument P art Number: 5 9 80 99-001 Decem ber 200 9 This guide is a troubleshooting re ference used for maintaining and se rvicing the computer .
© Copyright 2009 He wlett-Packard De velopment Compan y , L.P . A TI and A TI Mobility Radeon are trademarks of Adv anced Micro De vices, Inc. Bluetoot h is a trademark owned by its proprietor and used by Hewlett-P ackard Company unde r license. Intel, A rrandale, and Core are trademarks of Intel corporation in the U.
Safety warning notice Å W ARNI NG: T o reduce the po ssibility of heat-related inj uries or of ov erheating the comput er , do not place the com puter dir ectly on y our lap or obstr uct the computer air vents . Us e the computer only on a har d, flat surface .
Maintenance and S er v ice Gui d e iv Cont ent s 1 Product description 2 External component identification Top components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
v Maintenance and Servi ce Guide Conte nt s Keyboard cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–23 Speaker assembly . . . . . . . . . . . . . . . . . . .
Conte nt s Maintenance and S er v ice Gui d e vi Recovering from the d edicated recovery partition (select mode ls only) . . . . . . . . . . . . . . . . . . . . . . . 7–6 8 Connector pin assignments Audio-in (microphone). . . . . . . . . . . . . . .
Maintenance and S er v ice Gui d e 1–1 1 Pr oduc t desc ription Category Description Discrete graphics subsystem memor y UMA graph ics subsystem memory Product Name Compaq Presario CQ41 Notebook PC Processors Intel Arrandale™ CPU-uPGA Soc ket Single-Core i5-520M (2.
1–2 Maintenance and Servi ce Guide Produc t descr iption Memory 2 customer-accessible/upgradab l e memor y module slots Suppor ts dual-channel memory Suppor ts up to 4 GB of system RAM, 1600 MHz, DD.
Pr oduct desc ription Maintenance and S er v ice Gui d e 1–3 Wireless Integrated WLAN options b y wa y of wireless module 2 wireless antennas built into displa y assembly Suppor ts no-WLAN option Suppor t for the f ollowing WLAN formats: Broadcom BCM4312 802.
1–4 Maintenance and Servi ce Guide Produc t descr iption Security K ensi ngton Security Lock Operating system Preinstalled: Windows ® 7 Prof essional (64-bit or 32-bit OS) Windows 7 Premium.
Maintenance and S er v ice Gui d e 2–1 2 External component identification To p c o m p o n e n t s To u c h Pa d T o vie w or change the pointing device preferences: 1. Select Start > Devices and Printers . 2. Right-click the de vice representing your computer .
2–2 Maintenance and Servi ce Guide External com ponent i d entif ication Lights Item Component Description 1 Caps lock light On — Caps lock is on. 2 P ower lights (2 )* On — The comput er is on. Flashing — The computer is in the Sleep. Off — The computer is off or in Hiber nation.
External com ponent i d entif ication Maintenance and S er v ice Gui d e 2–3 Buttons and speak ers Item Component Description 1 Speakers (2) Produce sound . 2 P ower b u tton* When the compute r is off, press the b utton to tur n on the computer . When the computer is on, press the button to initiate Sleep.
2–4 Maintenance and Servi ce Guide External com ponent i d entif ication Keys Item Component Description 1 esc key Displa ys system inf or mation when pr essed in combi nation with the fn key . 2 fn key Ex ecutes frequentl y used system functions when pressed at the same time as a function ke y or the esc key .
External com ponent i d entif ication Maintenance and S er v ice Gui d e 2–5 Displa y Item Component Description 1 Internal display s witch T u rns off the displa y if the display is closed while the computer is tur ned on. 2 Inter nal microphon e Records sound.
2–6 Maintenance and Servi ce Guide External com ponent i d entif ication Fr ont components Item Component Description 1 P ower light On — The comput er is on. Flashing — The computer is in Sl eep . Off — The computer is off or in Hiber nation.
External com ponent i d entif ication Maintenance and S er v ice Gui d e 2–7 Rea r c om po ne n t Component Description V ent Enables airflow to cool inter nal components. ✎ The computer fan starts up automatically to cool intern al components and prevent overheating.
2–8 Maintenance and Servi ce Guide External com ponent i d entif ication Right-side components Item Component Description 1 Optical dr iv e light Flashing — The optical dr ive is being accessed. 2 Optical dr iv e Reads and writes to optical discs.
External com ponent i d entif ication Maintenance and S er v ice Gui d e 2–9 Left-side compon ents Item Component Description 1 Security cable slot Attaches an optiona l security cable to the comp uter . ✎ The security cable is designed to act as a deterrent, but it might not prevent the computer from being mishan dled or stolen.
2–10 Maintenance and Servi ce Guide External com ponent i d entif ication Bottom components Item Component Description 1 Hard Dr ive ba y Holds the hard dr iv e and, on select models, the wireless LAN (WLAN) device.
External com ponent i d entif ication Maintenance and S er v ice Gui d e 2–11 W ireles s antennas T wo antennas send and receiv e signals from one or more wi reless devices. These antennas are not visible from the outside of the computer . ✎ For optimal transmission, keep the areas immediately around the antennas free from obstructions.
2–12 Maintenance and Servi ce Guide External com ponent i d entif ication Additional har dwar e components Item Component Description 1 P ower cord* Connects an A C adapter to an AC outlet. 2 AC adapter Conv er ts A C pow e r to DC power . 3 Battery* Po wers the computer when the computer is not plugged into e x ternal pow e r .
Maintenance and S er v ice Gui d e 3–1 3 Illustrated parts catalog Service tag When ordering parts or requ esting information, pro vide th e computer serial number and model numb er prov ided on the service tag. Item Component Description 1 Product name The name affix ed to the front of the computer .
3–2 Maintenance and Servi ce Guide Illustr ated parts catalog Computer major components.
Illustr ated parts catalog Maintenance and S er v ice Gui d e 3–3 Item Description Spare Part Number 1 Display assembl y (See “D ispla y assembly , ” fo r more display assemb ly inter nal component spa re par t information.) 14.1-in WXGA BrightView display with a microphone for models with discrete and UMA graphics subsystems 487280-001 14.
3–4 Maintenance and Servi ce Guide Illustr ated parts catalog Atheros AR5009 802.11a/b/g/n for use in Afghanistan, Albania, Alge ria, Andorra, Angola, Antigua and Barbuda, Argentina, Armenia, Ar uba.
Illustr ated parts catalog Maintenance and S er v ice Gui d e 3–5 Atheros AR9285 802.11b/g/n for use in Afghanistan, Albania, Alger ia, Andorra, Angola, Antigua and Barbuda, Argentina, Ar menia, Aru.
3–6 Maintenance and Servi ce Guide Illustr ated parts catalog 15 Base enclosure Computer models with a modem module 492248-001 Computer models without a modem module 487359-001 Rubber Feet Kit (not .
Illustr ated parts catalog Maintenance and S er v ice Gui d e 3–7 Displa y assembly Item Description Spare part number 1 Display bezel Models with a microphone module 487285-001 Models with a webcam.
3–8 Maintenance and Servi ce Guide Illustr ated parts catalog Pl a s t i c s K i t Item Description Spare par t number Plastics Kit: 486862-001 1 Hard Drive cov er (includes two captive screws) 2 Me.
Illustr ated parts catalog Maintenance and S er v ice Gui d e 3–9 Mas s s to r age de vi ce s Item Description Spare part number 1 Hard drive (includes hard drive brac ket) 500 GB, 7200 r pm 575569-.
3–10 Maintenance and Servi ce Guide Illustr ated parts catalog Mis ce lla neo us p arts Description Spare par t number AC a d ap t e r s 90-W PFC AC Adapter 463955-001 65-W PFC AC Adapter 463958-001.
Illustr ated parts catalog Maintenance and S er v ice Gui d e 3–11 Sequential part number listing Spare part numb er Description 461749-001 Modem module f or use in all cou ntries and regions except.
3–12 Maintenance and Servi ce Guide Illustr ated parts catalog 487286-001 Display bezel f or models with a webcam/microphone module 487287-001 Webcam/microphone module (select models only) 487298-00.
Illustr ated parts catalog Maintenance and S er v ice Gui d e 3–13 504593-004 Broadcom BCM4312 802.11b /g for use in Afghanistan , Albania , Algeria, Andorra, Angola, Antigua and Barbuda, Argentina,.
3–14 Maintenance and Servi ce Guide Illustr ated parts catalog 518437-002 Atheros AR5009 802.1 1a/b/g/n f or use in Afg hanistan , Albania, Alger ia, Andorra, Angola, Antigua and Barbuda, Argentina,.
Maintenance and S er v ice Gui d e 4–1 4 Remo val and r eplacement procedur es Preliminary replacemen t r equir ements To o l s r e q u i r e d The follo wing tools are required to comple te the rem.
4–2 Maintenance and Servi ce Guide Remo val and replacement procedures Dri ve handling Ä CAUT I ON: Dri ves ar e fr agile components that mu st be handled w i th car e.
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–3 The follo wing table shows ho w humidity affects the electros tatic v oltage lev els generated by dif ferent acti vities. Ä CAUT I ON: A pr oduct can be degr aded by as little as 7 00 V .
4–4 Maintenance and Servi ce Guide Remo val and replacement procedures Equipment guidel ines Grounding equipment must in clude e ither a wrist strap or a foot strap at a grounded workstation. ■ When seated, wear a wrist strap conn ected to a grounde d system.
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–5 Component replacement pr ocedures This chapter provides remov al and replacement procedures. There are as many as 90 scre ws, in 13 different sizes, that must be remov ed, replaced, or loosened when servicing the computer .
4–6 Maintenance and Servi ce Guide Remo val and replacement procedures Computer feet The computer feet are adhesiv e-ba cked rubber pads. The f eet are included in the Rubb er Kit, spare part number 486863-001. There are six rubber feet that attach to the base en closur e in the locations illustrated belo w .
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–7 Battery Before disassembling the computer: 1. Shut do wn the computer . If you are unsure whether the computer is of f or in Hibernation, turn the computer on, and then shut it down through the operating system.
4–8 Maintenance and Servi ce Guide Remo val and replacement procedures Hard dri ve Before removing the hard dri ve: 1. Shut do wn the computer . If you are unsure whether the computer is off or in Hibernation , turn the computer on, and then shut it down through the operating system.
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–9 4. Remov e the two Phillips PM2.0×4.0 screws 1 that secure the hard driv e to the computer . 5. Use the Mylar tab 2 on the hard dri ve to slide the hard dri ve 3 to the left.
4–10 Maintenance and Servi ce Guide Remo val and replacement procedures Memor y module Before removing the memory module: 1. Shut do wn the computer . If you are unsure whether the computer is off or in Hibernation , turn the computer on, and then shut it down through the operating system.
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–11 4. Spread the retaining tabs 1 on each side of the memory module to re lease the memory module. (The edge of the module opposite th e slot rises aw ay from the computer .
4–12 Maintenance and Servi ce Guide Remo val and replacement procedures RT C ba t te r y Before removing the R TC battery: 1. Shut do wn the computer . If you are unsure whether the computer is off or in Hibernation , turn the computer on, and then shut it down through the operating system.
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–13 3. Disconnect the R TC battery cable 1 from the system board. 4. Release the two-sided tape 2 that holds the R TC battery . 5. Remov e the R TC battery 3 . Re verse this procedure to install the R TC battery .
4–14 Maintenance and Servi ce Guide Remo val and replacement procedures WLAN module Descripti on Spare part number Atheros AR5009 802.11a/b/g/n for use in Afghanistan, Albania, Alge ria, Andorra, An.
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–15 Atheros AR9285 802.1 1b/g/n f o r use in Afghanistan, Albania, Alger ia, Andorra, Angola, Antigua and Barbuda, Argentin.
4–16 Maintenance and Servi ce Guide Remo val and replacement procedures Before removing the WLAN module: 1. Shut do wn the computer . If you are unsure whether the computer is off or in Hibernation , turn the computer on, and then shut it down through the operating system.
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–17 6. If it is necessary to replace the Mini Card bracket, remo ve the two Phillips PM2.5×4.0 scre ws 1? that secure it to the base enclosure. 7. Lift the bracket 2 strai ght up to remo ve it.
4–18 Maintenance and Servi ce Guide Remo val and replacement procedures Remov e the WLAN module (for models with UMA graphics subsystems): Ä CAUT I ON: T o pre vent an unr esponsi ve s ystem , repl.
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–19 6. T o replace the Mini Card bracket, remo ve the tw o Phillips PM2.5×4.0 screws 1? that secure it to the base enclosure. 7. Lift the bracket 2 strai ght up to remo ve it.
4–20 Maintenance and Servi ce Guide Remo val and replacement procedures Opti cal d ri ve ✎ The optical driv e spare part kit includ es an optical driv e bezel and bracket.
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–21 Keyb o a rd Before removing the k eyboard: 1. Shut do wn the computer . If you are unsure whether the computer is of f or in Hibernation, turn the computer on, and then shut it down through the operating system.
4–2 2 Maintenance and Servic e Guide Remo val and replacement procedures 2. T urn the computer display-side up with the front to ward you. 3. Open the computer as far as possible. 4. Lift the rear edge 1 of the ke yboard until it rests at an angle. ✎ The keyboard is held by two-sided tape.
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–2 3 Keyb o a rd c o ve r Before removing the k eyboard cover: 1. Shut do wn the computer . If you are unsure whether the computer is of f or in Hibernation, turn the computer on, and then shut it down through the operating system.
4–2 4 Maintenance and Service Gui d e Remo val and replacement procedures 3. T urn the computer display-side up , with the front to ward you. 4. Open the computer as far as possible. 5. Remov e the Phillips PM2.5×6.0 screw 1 from the front left corner of the k eyboard cover .
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–2 5 Speak er assembly Before removing the speak er assembly: 1. Shut do wn the computer . If you are unsure whether the computer is of f or in Hibernation, turn the computer on, and then shut it down through the operating system.
4–2 6 Mai ntenance and Serv ice Guide Remo val and replacement procedures 3. Remov e the two Phillips PM2.5×3.0 screws 1 that secure the speaker assembly to the computer . 4. Lift the speaker assembly 2 straight up to remov e it from the computer .
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–2 7 Displa y assembly ✎ The displa y assembly spare part kit in cludes two WL AN an te nna transcei vers and c ables, web c am (se lect mod e ls only), micr ophone, namepl ate, and lo go.
4–2 8 Maintenance and Servic e Guide Remo val and replacement procedures Remov e the display assembly: 1. T urn the computer display-side up , with the front to ward you. 2. Open the computer as far as possible. 3. Remov e the wireless antenna ca ble 1 from the hole in the system board and the routing channels and clips built into the top cover .
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–2 9 7. Remov e the four Ph illips PM2.5×6.0 screws 1 that secure the display assembly to the computer .
4–30 Mainte nance and Servic e Guide Remo val and replacement procedures 10. Flex the inside edges of the top edge 1 , the left and right sides 2 , and the bottom edge of the display bezel 3 until the bezel disengages from the display enclosure. 11.
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–31 14. T o replace the display panel, rem ove the six Phillips PM2.5×5.0 screws 1 that secure the di splay pane l to the display enclosure. 15. Remove the display panel 2 .
4–3 2 Maintenance and Servi ce Guide Remo val and replacement procedures 17. T o replace the display hinges, remo ve the four Phillips PM2.0×3.0 scre ws 1 that secure each hinge to the display panel. ✎ Remove and install the screws in the seque nce indicated on the display hinge bracke t.
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4– 3 3 W ebcam/mic r ophon e module (selec t models only) Before removing the displ ay assembly: 1. Shut do wn the computer . If you are unsure whether the computer is of f or in Hibernation, turn the computer on, and then shut it down through the operating system.
4–3 4 Maintenance and Servi ce Guide Remo val and replacement procedures Mic r ophone module Before removing the displ ay assembly: 1. Shut do wn the computer . If you are unsure whether the computer is off or in Hibernation , turn the computer on, and then shut it down through the operating system.
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–3 5 To p c o v e r Before removing the top co ver: 1. Shut do wn the computer . If you are unsure whether the computer is of f or in Hibernation, turn the computer on, and then shut it down through the operating system.
4–3 6 Maintenance and Service Gui d e Remo val and replacement procedures Remov e the top cover: 1. T urn the compute r upside down with the front to ward you. 2. Remov e the following scre ws that secure the top cove r to the base enclosure: 1 Three Phillips PM2.
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–3 7 Re verse thi s procedure to install the top co ver ..
4–3 8 Maintenance and Servi ce Guide Remo val and replacement procedures Bluetooth module and cable (selec t models only) Before removin g the Bluetooth modul e: 1. Shut do wn the computer . If you are unsure whether the computer is off or in Hibernation , turn the computer on, and then shut it down through the operating system.
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–3 9 Remov e the Bluetooth module and cable: 1. T urn the top cover upside do wn with the front to ward you. 2. Lift the Bluetooth module 1 a way from computer . 3. Disconnect the Bluetooth modu le cable 2 from the system board and Bluetooth module.
4–40 Mainte nance and Servic e Guide Remo val and replacement procedures Modem module Before removin g the modem modul e: 1. Shut do wn the computer . If you are unsure whether the computer is off or in Hibernation , turn the computer on, and then shut it down through the operating system.
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–41 Remov e the modem module: 1. T urn the computer right-side u p, with the front to ward you. 2. Remov e the two Phillips PM2.0×4.0 screws 1 that secure the modem m odule to the system board.
4–4 2 Maintenance and Servi ce Guide Remo val and replacement procedures Audio boar d Before removing the audio board: 1. Shut do wn the computer . If you are unsure whether the computer is off or in Hibernation , turn the computer on, and then shut it down through the operating system.
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–4 3 Remov e the audio board and cable: 1. Disconnect the audio board cable 1 from the system board. 2. Remov e the cable from be tween the comp onents that secure it in the base 2 .
4–44 Maintenance and Servi ce Guide Remo val and replacement procedures USB boar d Before removing the USB board: 1. Shut do wn the computer . If you are unsure whether the computer is off or in Hibernation , turn the computer on, and then shut it down through the operating system.
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–4 5 Remov e the USB board and cable: 1. T urn the computer display-side up , with the right side to ward you. 2. Disconnect the USB board cable 1 from the sy stem boa rd. 3.
4–46 Maint enance and Servi ce Guide Remo val and replacement procedures P o wer connector and cable Before removing the po wer connector and cable: 1. Shut do wn the computer . If you are unsure whether the computer is off or in Hibernation , turn the computer on, and then shut it down through the operating system.
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–4 7 Remov e the power connector and cable: 1. T urn the computer right-side up. 2. Position the computer with the right side to ward you. 3. Disconnect the po wer connector cable 1 from the bottom of the system board.
4–4 8 Maintenance and Servi ce Guide Remo val and replacement procedures Sys t e m b o a r d ✎ The system board spare part kit incl udes replacement ther mal material.
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–4 9 When replacing the system board, be sure that the follo wing additional comp onents are remov ed from the defectiv e s.
4–5 0 Maintenance and Servi ce Guide Remo val and replacement procedures 4. Disconnect the po wer connector cable. 5. Remov e the two Phillips PM2.5×5.
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–51 6. Lift the right side 1 of the system board un til it rests at an angle 2 . 7. Remov e the system board by slid ing it to the right at an angl e 3 until the connectors on the left side of the system board disengage from th e base enclosure.
4–5 2 Maintenance and Service Gui de Remo val and replacement procedures Heat sink/fan assembly or heat sink ✎ T o properly v entilate the computer, allo w at least a 7.6 cm (3 in) clearance on the left side of the computer . The computer uses an electric fan for ventilation.
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–5 3 Remov e the fan/heat sink: 1. T urn the system board upside d o wn, with the front tow ard you. ✎ Steps two through four app ly to computer model s equipped with graphics subsystems with discrete memory .
4–5 4 Maintenance and Servi ce Guide Remo val and replacement procedures ✎ The thermal material m ust be thoroughly cleaned from the surf ace of the fa n/heat sink assemb ly and the system board eac h time the heat sink assembl y is removed.
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–5 5 ✎ The thermal material m ust be thoroughly cleaned from the surfac e of the heat sink asse mbly and the sy stem board each time the heat sink assembly is re mov ed.
4–5 6 Maintenance and Service Gui d e Remo val and replacement procedures Fa n (for models with UMA gr aphic s subs ystems) Before removing the f a n: 1. Shut do wn the computer . If you are unsure whether the computer is off or in Hibernation , turn the computer on, and then shut it down through the operating system.
Remo val and r ep lacement pr ocedures Maintenance and S er v ice Gui d e 4–5 7 Process or ✎ The processor spare part kit includes replacement t hermal material.
4–5 8 Maintenance and Service Gui d e Remo val and replacement procedures Remov e the processor: 1. Use a flat-bladed scre wdriver to turn the processor locking scre w 1 one half-turn counterclockwise until you hear a click. 2. Lift the processor 2 straight up to remov e it.
Maintenance and S er v ice Gui d e 5–1 5 Setup Utility Starting Setup Utility Setup Utility is a R OM-based informatio n and customization utility that can be used e ven when your W indows operating system is not working. The utility reports information about the computer and provides settings for startup, security , and other preferences.
5–2 Maintenance and Servi ce Guide Setup Utility Nav igating and selec ting in Setup Utility Because Setup Utility is not W indo ws based, it does not support the T ouchPad. Na vigation and selection are by keys tr oke . ■ T o choose a menu or a menu item, use the arro w ke ys.
Setup Utilit y Maintenance and S er v ice Gui d e 5–3 Exiting Setup Utility Y ou can exit Setup Utility with or without sa ving changes. ■ T o e xit Setup Utility and sav e your changes from the current session: If the Setup Utility menus are not visible, press the esc k ey to return t o the menu display .
5–4 Maintenance and Servi ce Guide Setup Utility S ystem Conf iguration menu Diagnostics m enu Select T o do this Language Suppor t Change Setup U tility language. Button Sound (select models only) Enable/disab le the capacitative b utton tapping soun d.
Maintenance and S er v ice Gui d e 6–1 6 Specifications Computer specifications Metri c U. S . Dimensio ns Length 23.7 cm 9.33 in Width 33.4 cm 13.15 in Height (front to rear) 3.33 to 3.97 cm 1.31 to 1.56 in We ig h t 2.36 kg 5.2 lbs Input power Operating voltage 18.
6–2 Maintenance and Servi ce Guide Spe cificat ions 14.1-in displa y spec ifications Metri c U. S . Dimensio ns Height 30.37 cm 11.96 in Width 18.98 cm 7.47 in Diagonal 35.82 cm 14.10 in Number of colors More than 262,14 4 Contrast ratio More than 300:1 Brightness 200 nits (typical) Pixel resolution Pitch 0.
Spe cificat ions Maintenance and S er v ice Gui d e 6–3 Hard dr iv e spec ifications 500-GB* 320-GB * 250-GB* 160-GB* Dimensions Height 9.5 mm 9.5 mm 9.
6–4 Maintenance and Servi ce Guide Spe cificat ions Blu-ra y ROM D VD±R/R W SuperMulti DL Driv e with LightScribe specif ications Applicab le disc Read: Write: CD-D A, CD+(E)G, CD-MIDI, CD-TEXT , C.
Spe cificat ions Maintenance and S er v ice Gui d e 6–5 D VD±R W SuperMulti DL Driv e with LightScribe specifications Applicable disc Read: Write: CD-D A, CD+(E)G, CD-MIDI, CD-TEXT , CD-ROM, CD-ROM.
6–6 Maintenance and Servi ce Guide Spe cificat ions S ystem DMA specifications S ystem interr upt spec ifications (for mode ls with disc r ete graphics subs ystems) Hard ware DMA System function DMA.
Spe cificat ions Maintenance and S er v ice Gui d e 6–7 S ystem inter rupt specifications (for models with UMA graphics subs ystems) Hardware IRQ System function IRQ1 Standard 101/102-key k eyboard .
6–8 Maintenance and Servi ce Guide Spe cificat ions S ystem I/O addr ess spec ifications (f or mod els with discrete graphics subs ystems) I/O address (hex ) System function (s hipping config uratio.
Spe cificat ions Maintenance and S er v ice Gui d e 6–9 I/O address (he x) System function (shipping con figuration) C6F - C6F Motherboard resources CD0 - CDB Motherboard resources 2000 - 20FF Realtek R TL8102E/RTL8103E F amily PCI-E F ast Eth ernet NIC (NDIS 6.
6–10 Maintenance and Servi ce Guide Spe cificat ions S ystem I/O addr ess specification (for models w ith UMA graphics subs ystems) I/O address (hex ) System function (s hipping config uration) 000 .
Spe cificat ions Maintenance and S er v ice Gui d e 6–11 I/O address (he x) System function (shipping con figuration) 2000 - 2FFF PCI standard PCI-to-PCI br idge 3000 - 3FFF PCI standard PCI-to-PCI br idge 4010 - 401F Standard AHCI 1.0 Serial A T A Controller 4030 - 4037 Standard AHCI 1.
Maintenance and S er v ice Gui d e 7–1 7 Back up and r eco ve ry Overview Recov ery after a system failure is as complete as your most curre nt backup.
7–2 Maintenance and Servi ce Guide Back up and reco very Creating r eco very discs HP recommends creating recov ery discs to be sure that you can restore your system to its original factory state if you experience serious system f ailure or instability .
Back up and reco very Maintenance and S er v ice Gui d e 7–3 Backing up your inf ormation As you add ne w software and d ata files, back up your sy stem on a regular basis to ma intain a reasonably current backup.
7–4 Maintenance and Servi ce Guide Back up and reco very Using Windo ws Back up and Restore ✎ Be sure that the computer is connected to A C po wer before starting the backup process. ✎ The backup process might tak e over an ho ur , depend ing on f ile size and th e speed of the computer .
Back up and reco very Maintenance and S er v ice Gui d e 7–5 T o Create a s ystem rest ore point T o create a system restore point: 1. Select Start > Control P anel > System and Security > System . 2. In the left pane, click System Pr otection.
7–6 Maintenance and Servi ce Guide Back up and reco very Reco vering fr om th e r eco very discs T o restore the system from the recovery discs: 1. Back up all personal files. 2. Insert the f irst reco very disc into th e optica l dri ve and restart the computer .
Maintenance and S er v ice Gui d e 8–1 8 Connec tor pin assignments Audio-in (mic ro phone) Audio-out (headphone) Pin Signal 1 Audio signal in 2 Audio signal in 3 Ground Pin Signal 1 Audio out, left.
8–2 Maintenance and Servi ce Guide Connect or pin assi gnments External monitor Pin Signal 1 Red analog 2 Green analog 3 Blue analog 4 Not connected 5 Ground 6 Ground analog 7 Ground analog 8 Ground.
Connec tor pin as signments Maintenance and S er v ice Gui d e 8–3 HDM I Pin Signal 1 T ransition minimized diff erential signal (TDMS) data 2+ 2 TDMS data 2 shield 3 TDMS data 2- 4 TDMS data 1+ 5 T.
8–4 Maintenance and Servi ce Guide Connect or pin assi gnments RJ-11 (modem) (sel ect mod els onl y) Pin Signal 1 Unused 2 Tip 3 Ring 4 Unused 5 Unused 6 Unused.
Connec tor pin as signments Maintenance and S er v ice Gui d e 8–5 RJ- 45 (network) Pin Signal 1 T ransmit + 2 T ransmit - 3 Receive + 4 Unused 5 Unused 6 Receive - 7 Unused 8 Unused.
8–6 Maintenance and Servi ce Guide Connect or pin assi gnments Univ ersal Serial Bus Pin Signal 1 +5 VDC 2 Data 3 Data + 4 Ground.
Maintenance and S er v ice Gui d e 9–1 9 P ow er cord set r equirements The wide range input feature of the computer permits it to operate from any line voltage from 100 to 120 v olts AC or from 220 to 240 volts A C.
9–2 Maintenance and Servi ce Guide P owe r c o rd se t re q ui re me n ts Requir ements for specific countries and regions Country/region Accredited agency Applicable note n umber Aus t ra l i a EAN.
Maintenance and S er v ice Gui d e 10–1 10 Recycl ing Battery When the battery has reached the end of its useful life, do not dispose of the battery in general household w a ste. Follo w the local laws and re gulations in yo ur area for computer battery disposal.
10–2 Maintenance and Servi ce Guide Rec ycli ng T o disassemble the display assembly: 1. Re m ove al l s cr ew c ove r s 1 and screws 2 that secure the display be zel to the display assembly .
Rec ycli ng Maintenance and S er v ice Gui d e 10–3 4. Disconnect all display panel cables 1 from the display in verter and remo ve the in verter 2 . 5. Remov e all screws 1 that secure the display panel assembly to the display enclosure. 6. Remov e the display panel assembly 2 from the display enclosure.
10–4 Maintenance and Servi ce Guide Rec ycli ng 9. Use a sharp-edged tool to cut the tape 1 that secures the sides of the disp lay panel to the display panel frame. 10. Remove the display panel frame 2 from the display panel. 11. Remov e the screws 1 that secure the backlight cov er to the display panel.
Rec ycli ng Maintenance and S er v ice Gui d e 10–5 16. T urn the display pane l upside do wn. Å W ARNI NG: The bac k light con tains mer cury . Exer cise cauti on when r emov ing and handling the backli ght to a vo id damaging this component and cau sing exposur e to the mer cu ry .
10–6 Maintenance and Servi ce Guide Rec ycli ng 19. Disconnect the display cable 1 from the LCD panel. 20. Remov e the screws 2 that secure the LCD panel to the display rear panel. 21. Release the LCD panel 3 from the disp lay rear panel. 22. Release the tape 4 that secures the LCD panel to the display rear panel.
Maintenance and S er v ice Gui d e Inde x–1 Inde x A AC adapter location 2–12 spare part numbers 3–11 , 3–12 administrator password 5–3 antenna disconnecting 4–16 , 4– 18 removal 4–33 .
Index –2 Maintenance and Serv ice Gui de Index HDMI port 8–3 headphone jack 8 –1 microphone jack 8–1 modem jack 8–4 monitor port 8–2 network jack 8–5 RJ-11 jack 8–4 RJ-45 jack 8–5 US.
Index Maintenance and Ser vice Guide Index–3 I internal display switch illustrated 2–5 spare part number 3–13 inverter removal 4–31 spare part number 3–8 , 3–12 , 4–31 J jacks audio-in 2.
Index –4 Maintenance and Serv ice Gui de Index Plastics Kit contents 3–9 spare part numbers 3–3 , 3–9 spare parts numbers 3–13 pointing device components 2–1 illustrated 2–1 product desc.
Index Maintenance and Ser vice Guide Index–5 service tag 3–1 , 4–5 serviceability product description 1–4 Setup Utility changing the langua ge 5–1 Diagnostics menu 5–4 displaying system in.
An important point after buying a device Compaq CQ41 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Compaq CQ41 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Compaq CQ41 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Compaq CQ41 you will learn all the available features of the product, as well as information on its operation. The information that you get Compaq CQ41 will certainly help you make a decision on the purchase.
If you already are a holder of Compaq CQ41, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Compaq CQ41.
However, one of the most important roles played by the user manual is to help in solving problems with Compaq CQ41. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Compaq CQ41 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
