Instruction/ maintenance manual of the product DV4 HP (Hewlett-Packard)
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December 17, 2009De cember 17, 2009 HP P av ilion d v4 Enter tainment PC Maintenance and S erv i ce Guide Doc ument P art Number: 5 9815 7 -001 Decem ber 2 00 9 This guide is a troubleshooting re ference used for maintaining and se rvicing the computer .
© Copyright 2009 He wlett-P ackard Dev elopment Company , L.P . A TI and A TI Mobility Radeon are trademarks of Adv anced Micro De vices, Inc. Bluetoot h is a trademark o wned by its proprietor and used by Hewlett-P ackard Compan y unde r license. Intel, A rrandale, and Core are trademarks of Intel corporation in the U.
Safety warning notice Å W ARNING: T o reduce the pos sibility of heat-related inj uri es or of o v e rheating the com puter , do not place the co mputer dir ectl y on y our lap or obstr uct the computer air v ents. U se the computer onl y on a hard , flat surface .
Maintenance and S ervi ce Guide iv Cont ent s 1 Product description 2 External component identification Top components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
v Maintenance and Servi ce Guide Conte nt s 4 Removal and replacement procedures Preliminary replacement requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–1 Tools required . . . . .
Conte nt s Maintenance and S ervi ce Guide vi 5 Setup Utility Starting Setup Utility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–1 Using Setup Utility . . . . .
vii Maintenance and Service Gui de Conte nt s 8 Connector pin assignments Audio-in (microphone). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8–1 External monitor. . .
Maintenance and S ervi ce Guide 1–1 1 Pr oduc t description Category Description Product Name HP Pa vilion dv4 Entertainment PC Processor s Intel Arrandale™ Single-Core i5-520M (2.4 GHz, 3 MB L3 cache, 1066 MHZ SC T urbo) Intel Arrandale Single-Core i5-540M (2.
1–2 Maintenance and Servi ce Guide Produc t descr iption Memory 2 customer-accessi ble/ upgra dabl e memor y module slots Suppor ts dual-chann el memor y Suppor ts up to 8 GB of system RAM 1066-MHz,.
Pr oduct de sc ripti on Maintenance and S ervi ce Guide 1–3 W ebcam/micr ophone V GA webcam Fix ed (no tilt) Activity LED 640 × 480 by 24 frames per seco nd 2 integrated omnidirectional digital mi crophones Ethernet Integrated 10/100/1000 network interf ace card (NIC) f or Discrete versions .
1–4 Maintenance and Servi ce Guide Produc t descr iption Dock ing Expansion por t 3 suppor ts HP xb Docking Station and HP Notebook QuickDock Keyboar d/pointing devices 14.
Maintenance and S ervi ce Guide 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 view or change the pointing de vice preferences: 1. Select Start > Devices and Printers . 2. Right-click the de vice representing your co mputer .
2–2 Maintenance and Servi ce Guide External com ponent i dentifi cation Lights Item Component Description 1 P ow er lights (2)* On — The comput er is on. Flashing — The computer is in Sl eep . Off — The computer is off or in Hiber nation. 2 Battery light On — The batte r y is charging.
External com ponent i dentifi cation Maintenance and S ervi ce Guide 2–3 Buttons, speak ers, and fingerpr int reader Item Component Description 1 Speakers (2) Produce sound. 2 P ow er b utton* When the computer is off, press the button to tur n on the computer .
2–4 Maintenance and Servi ce Guide External com ponent i dentifi cation Keys Item Component Description 1 esc key Displa ys system inf ormation when pr essed at the same time as the fn key . 2 fn key Ex ecutes frequen tly used system functions when pressed a t the same time as a function ke y or the esc key .
External com ponent i dentifi cation Maintenance and S ervi ce Guide 2–5 Displa y Item Component Description 1 Internal display s witch T ur ns off the display if the displa y is closed while the computer is on. 2 Internal di gital dual-arra y microphones (2) Records sound.
2–6 Maintenance and Servi ce Guide External com ponent i dentifi cation Fr ont components Item Component Description 1 P o wer 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 dentifi cation Maintenance and S ervi ce Guide 2–7 Rea r c om p on e nt Compon ent Description Ve n t Enables airflo w to cool inter nal components. ✎ The computer fan starts automatically to cool internal components and prevent overheating.
2–8 Maintenance and Servi ce Guide External com ponent i dentifi cation Right-side components Item Component Description 1 Smar tBay Supports an optical dr ive or hard drive. 2 USB por ts (2) Connects optional USB devices. 3 RJ-11 (modem) jack (select models only) Connects a mode m cable .
External com ponent i dentifi cation Maintenance and S ervi ce Guide 2–9 Left-side compon ents Item Component Description 1 Security Cable slot Attaches an optiona l security cable to the co mputer . ✎ The security cable is designed to act as a deterrent, but it might not prevent the computer from being mishandled o r stolen.
2–10 Maintenance and Servi ce Guide External com ponent i dentifi cation Bottom components Item Component Description 1 Battery ba y Holds th e battery . 2 Battery Release latch Releases the batter y from the batter y bay . 3 Mini Card compar tment Contains th e R TC batter y .
External com ponent i dentifi cation Maintenance and S ervi ce Guide 2–11 W ireles s antennas ✎ T o revie w wireless re gulatory notices, see the country-specific section of Re gulatory , Safety and Envir onmental Notices chapter in Help and Support.
2–12 Maintenance and Servi ce Guide External com ponent i dentifi cation Additional har dw ar e components Item Component Description 1 P ow er cord* Connects an A C adapter to an AC outlet. 2 AC adapter Conv er ts AC po wer to DC pow er . 3 Battery* Po wers the computer when the computer is not connected to external power .
Maintenance and S ervi ce Guide 3–1 3 Illustrated parts catalog Service tag When ordering parts or requesting informatio n, provide the computer serial number and model descriptio n provided 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 ervi ce Guide 3–3 Item Description Spare par t number 1 Display assembl y (see “Display assemb ly subcomponents” on page 3-9 ) 14.1-in WXGA BrightView display assembly f or use with b lack computer models 594110-001 14.
3–4 Maintenance and Servi ce Guide Illustr ated parts catalog Black computer models 539729-001 White computer mod els 539728-001 Plaid computer models 594532-001 4 T op cover (includes T ouchPad boa.
Illustr ated parts catalog Maintenance and S ervi ce Guide 3–5 Broadcom BCM4312 802.11b /g for use in Afgh anistan, Albania, Alger ia, Andorra, Angola, Antigua and Barbuda, Argentina, Ar menia, Ar u.
3–6 Maintenance and Servi ce Guide Illustr ated parts catalog WLAN module , Continued Atheros AR9285 802.11b/g/n for use in Afghanistan, Albania, Alger ia, Andorra, Angola, Antigua and Barbuda, Arge.
Illustr ated parts catalog Maintenance and S ervi ce Guide 3–7 WLAN module , Cont inued Atheros AR5009 802 .11a/b/g/n for use in Canada , the Cayman Islands, Guam, Puerto R ico , the United States, and the U .S . Virgin Islands 518437-001 Atheros AR5009 802.
3–8 Maintenance and Servi ce Guide Illustr ated parts catalog 15 Memory module (1066 MHz, DDR3) 1024 MB 590351-001 2048 MB 590352-001 4096 MB 590353-001 16 P ower b utton board (includes cable) 4868.
Illustr ated parts catalog Maintenance and S ervi ce Guide 3–9 Displa y assembl y subcomponents Item Description Spare part number 1 Display bezel 573197-001 2 W ebcam/micr oph one module 573195-001 3 14.
3–10 Maintenance and Servi ce Guide Illustr ated parts catalog Pl a s t i c s K i t Item Description Spare pa rt number Plastics Kit: 48 6833-001 1 Hard Drive cov er (includes two captive screws) 2 .
Illustr ated parts catalog Maintenance and S ervi ce Guide 3–11 Mas s s t or age de vi c es Item Description Spare part number 1 Hard Drive (inclu des hard driv e brac ke t) 500 GB, 7200 r pm 575569.
3–12 Maintenance and Servi ce Guide Illustr ated parts catalog Mis c e ll a ne ou s p a rts Description Spare par t number 65-W PFC A C Adapter 463958-001 90-W PFC A C Adapter 463955-001 Po w e r c .
Illustr ated parts catalog Maintenance and S ervi ce Guide 3–13 D VB-T tuner for use only in the AP region 482899-004 Optical wired mouse 436238-001 Wireless laser mouse 430958-001 Remote Controls E.
3–14 Maintenance and Servi ce Guide Illustr ated parts catalog Sequential part number listing Spare par t number Description 371693-001 Wired headset with volume control 418162-001 Standard carr yin.
Illustr ated parts catalog Maintenance and S ervi ce Guide 3–15 486842-001 USB board 486843-001 USB board cable 486844-001 F an (includes replacement ther mal material) 486845-001 SIM for models wit.
3–16 Maintenance and Servi ce Guide Illustr ated parts catalog 504593-004 Broadcom BCM4312 802.11 b/g for use in Afghanistan, Alba nia, Algeria, An dorra, Angola, Antigua and Barbuda, Argentina, Arm.
Illustr ated parts catalog Maintenance and S ervi ce Guide 3–17 518437-002 Atheros AR5009 802.1 1a/b/g/n f or use in Afghanistan, Albania , Algeria, Andorra, Angola, Antigua and Barbuda, Argentina, .
3–18 Maintenance and Servi ce Guide Illustr ated parts catalog 570755-161 K eyboard f or use in Latin Amer ica (textured, b lack models) 570755-201 K eyboard f or use in Brazil (tex tured, black mod.
Illustr ated parts catalog Maintenance and S ervi ce Guide 3–19 594112-002 14.1-i n WXGA BrightVi ew displa y assembly with wireless mobile broad band for use with plaid computer mo dels 594187-001 Intel Arrandale Single-Core i5-520M processor (2.
Maintenance and S ervi ce Guide 4–1 4 Remo val and r eplacement pr ocedur es Preliminary replacemen t requir ements To o l s r e q u i r e d The follo wing tools are required to comple te the remov .
4–2 Maintenance and Servi ce Guide Remo v al and replacement procedures Dri v e handling Ä CAUT ION: Dri v es ar e fr agile components that m ust be handled w ith car e.
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–3 The follo wing table sho ws ho w humidity af fects the electros tatic voltage le v els generated by dif ferent acti vities. Ä CAUT ION: A produ ct can be degraded b y as little as 7 00 V .
4–4 Maintenance and Servi ce Guide Remo v al 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 v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–5 Component replacement pr ocedur es This chapter provides remov al and replacement procedures. There are as many as 95 scre ws, in 10 dif ferent sizes, that must be remo v ed, replaced, or loosened when servicing the computer .
4–6 Maintenance and Servi ce Guide Remo v al and replacement procedures Computer feet The computer feet are adhesiv e-backed rubber pads. The f eet are included in the Rubb er Kit, spare part number 486874-001. There are six rubber feet that attach to the base encl osur e in the locations illustrated belo w .
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 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 Hibernati on, turn the computer on, and then shut it down through the operating system.
4–8 Maintenance and Servi ce Guide Remo v al and replacement procedures Hard Dri ve ✎ The Hard Driv e spare part kit incl udes a hard drive bracke t.
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–9 7. If it is necessary to replace the hard driv e bracket: a. Remov e the two Phillips PM3.0×3.0 scre ws 1 from each side of the hard driv e. b . Lift the bracket 2 strai ght up to remov e it from the hard dri v e.
4–10 Maintenance and Servi ce Guide Remo v al 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 Hib ernation, turn the computer on, and then shut it down through the operating system.
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 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 .) 5.
4–12 Maintenance and Servi ce Guide Remo v al and replacement procedures RT C b at t e 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 Hib ernation, turn the computer on, and then shut it down through the operating system.
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–13 3. Disconnect the R TC battery cable 1 from the system board. 4. Remov e the R TC battery 2 .
4–14 Maintenance and Servi ce Guide Remo v al and replacement procedures TV tu ner Before removing the TV tuner: 1. Shut do wn the computer . If you are unsure whether the computer is off or in Hib ernation, turn the computer on, and then shut it down through the operating system.
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–15 WLAN module Description Spare part number Broadcom BCM4312 802.11b/g for use in Canada, the Ca yman Islands, Guam, Puer to Rico, the United States, and the U.S . Virgin Isl ands 504593-003 Broadcom BCM4312 802.
4–16 Maintenance and Servi ce Guide Remo v al and replacement procedures Atheros AR5009 802.11a/b/g/n for use in Afghanistan, Albania, Alge ria, Andorra, Angola, Antigua and Barbuda, Argentina, Arme.
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–17 Before removing the WLAN module: 1. Shut do wn the computer . If you are unsure whether the computer is of f or in Hibernati on, turn the computer on, and then shut it down through the operating system.
4–18 Maintenance and Servi ce Guide Remo v al and replacement procedures 6. If it is necessary to replace the Mini Card brack et, remov e the two Phillips PM2.0×5.0 scre ws 1 and then slide 2 the bracket to t he right to remov e it. Re verse this procedure to install the WLAN module.
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–19 Opti cal d ri v e ✎ The optical driv e spare part kit includ es an optical dri ve bezel and brack et.
4–20 Maintenance and Servi ce Guide Remo v al and replacement procedures Keyb o a r d Before removing the k eyboard: 1. Shut do wn the computer . If you are unsure whether the computer is off or in Hib ernation, turn the computer on, and then shut it down through the operating system.
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–21 Remov e the ke yboard: 1. Remov e the three Phillips PM2.5×15.0 screws that secure the ke ybo ard to the computer . 2. T urn the computer display-side up with the front to ward you.
4–2 2 Mainte nance and Service Gui de Remo v al and replacement procedures 6. Release the zero insertion force (ZIF) connector 1 to which the ke yboard cable is attached, and disconnect the keyboard cable 2 from the system board. 7. Remov e the ke yboard.
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–2 3 Keyb o a r d c o ve r Before removing the k eyboard co ver: 1. Shut do wn the computer . If you are unsure whether the computer is of f or in Hibernati on, turn the computer on, and then shut it down through the operating system.
4–2 4 Maintenance and Service Gui de Remo v al 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. Remov e the Phillips PM2.5×8.0 scre w 1 and the Phillips PM2.5×4.
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–2 5 P o wer button boar d Before removing the po wer b utton board: 1. Shut do wn the computer . If you are unsure whether the computer is of f or in Hibernati on, turn the computer on, and then shut it down through the operating system.
4–2 6 Maintenance and Service Gui de Remo v al and replacement procedures Speak er assembly Before removing the speak er assembly: 1. Shut do wn the computer . If you are unsure whether the computer is off or in Hib ernation, turn the computer on, and then shut it down through the operating system.
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–2 7 Displa y assembl y ✎ The display assembly s pare part kit incl udes two WLAN anten na transcei v ers and cables, we bcam, micropho ne, nameplate, and logo. Before removing the displ ay assembly: 1.
4–2 8 Mainte nance and Service Gui de Remo v al and replacement procedures Remov e the display assembly: 1. T urn the computer display-side up, with the front to w ard you. 2. Open the display as far as possible. 3. Remov e the wireless antenna cable from the routing channels and clips 1 and disconnect it from t he base enclosure 2 .
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–2 9 Ä CAUT ION: S uppor t t he d ispl ay assembly when remov ing t he foll ow ing screw s. F ail ure to supp or t th e di splay asse mbly can r esult in damage t o the display assembl y and other compu ter components .
4–30 Mainte nance and Service Gui de Remo v al and replacement procedures 10. Release the in verter 1 from the clips in the display enclosure as fa r as the display panel cable and the backlight cable will allo w . 11. Disconnect the display panel cable 2 and the backlight cable 3 from the display in v erter .
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–31 14. T o replace the display cable : a. Release the foil shield 1 that cov ers the cable. b . Remov e the tape 2 that secures the cable to the display . c. Unplug the cable 3 from the display .
4–3 2 Mai ntenance and Servi ce Guide Remo v al and replacement procedures 17. Replace the wireless antenna transceiv ers and cables, remo v e the two Phillips PM2.5×3.0 scre ws 1 that secure the transcei vers to the display enclosure. 18. Detach the wireless antenna transceivers 2 from th e display encl osure.
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4– 3 3 W e bcam/mic r ophone modul e Before removing the webcam/microphon e module: 1. Shut do wn the computer . If you are unsure whether the computer is of f or in Hibernati on, turn the computer on, and then shut it down through the operating system.
4–3 4 Maintenance and Servi ce Guide Remo v al and replacement procedures To p c o v e r ✎ The top cov er spare pa rt kit includes the T ouchPad on/o f f board and cable and T ouchPad board and c able. Before removing the top co ver: 1. Shut do wn the computer .
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–3 5 Remov e the top cov er: 1. T urn the computer upside down with the front to ward you. 2. Remov e the follo wing scre ws that secure the top co ver to the base enclosure: 1 Three Phillips PM2.
4–3 6 Maintenance and Serv ice Gui de Remo v al and replacement procedures 5. Remov e the three Ph illips PM2.5×3.0 scre ws 1 and the Phillips PM2.5×8.0 screw 2 that secure the top co ver to the base enclosure. 6. Lift up the front ed ge of the top cov er until it releases from the base 3 .
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–3 7 T ouc hpad button board and brack et Before removin g the touchpad b utton board and brack et: Before removing the top co ver , follow these steps: 1. Shut do wn the computer .
4–3 8 Maintenance and Servi ce Guide Remo v al and replacement procedures Remov e the touchpad bu tton board and bracket: 1. T urn the top cov er upside do wn with the front to ward you. 2. Disconnect the touchpad cab le 1 from the top cov er . 3. Remov e four Phil lips PM2.
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–3 9 F ingerprint R eader board (select models only) Before removin g the Fingerprint Reader board: 1. Shut do wn the computer . If you are unsure whether the computer is of f or in Hibernati on, turn the computer on, and then shut it down through the operating system.
4–40 Mainte nance and Service Gui de Remo v al and replacement procedures Modem module (sel ec t models only). Before removin g the modem module: 1. Shut do wn the computer . If you are unsure whether the computer is off or in Hib ernation, turn the computer on, and then shut it down through the operating system.
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–41 Remov e the modem module: 1. Disconnect the modem module cable 1 from the modem mo dule. 2. Remov e the two Phillips PM2.0×4.0 scre ws 2 that secure the modem m odule to the system board 3.
4–4 2 Mai ntenance and Servi ce Guide Remo v al and replacement procedures Bluetooth module (sel ect mod els only) Before removin g the Bluetooth module: 1. Shut do wn the computer . If you are unsure whether the computer is off or in Hib ernation, turn the computer on, and then shut it down through the operating system.
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–4 3 Remov e the Bluetooth mo dule and cable: 1. T urn the top cov er upside do wn with the front to ward you. 2. Lift the Bluetooth module 1 fr om the the computer . 3. Disconnect the Bluetooth modu le cable 2 from t he Bluetooth module an d system board.
4–44 Maintenance and Servi ce Guide Remo v al 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 Hib ernation, turn the computer on, and then shut it down through the operating system.
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–4 5 Remov e the audio board and cable: 1. Disconnect the audio board cable 1 from the system board. 2. Release the audio board cable 2 from the base enclosure . 3. Remov e the two Phillips PM2.
4–46 Maint enance and Servic e Guide Remo v al 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 Hib ernation, turn the computer on, and then shut it down through the operating system.
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–4 7 Remov e the USB board and cable: 1. T urn the computer right-side up, with the right side tow ard you. 2. Disconnect the USB board cable 1 from the sy stem board. 3. Remov e the cable 2 from the base enclosure clips.
4–4 8 Maintenance and Servi ce Guide Remo v al and replacement procedures Po w e r c o n n e c t o r 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 Hib ernation, turn the computer on, and then shut it down through the operating system.
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–4 9 Remov e the po wer connector: 1. T urn the computer right-side up. 2. Position the computer with the right side to ward you. 3. Remov e the po wer connector 1 from the clip b uilt into the base enclos ure.
4–5 0 Maintenance and Servi ce Guide Remo v al and replacement procedures Sys t e m b o a r d Before removing the system board: 1. Shut do wn the computer . If you are unsure whether the computer is off or in Hib ernation, turn the computer on, and then shut it down through the operating system.
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–51 When replacing the system board, be sure that the follo wing additional components are remov ed from the defecti ve system.
4–5 2 Maintenance and Servi ce Guide Remo v al and replacement procedures 4. Remov e the two Phillips PM1.5×9.0 scre ws 1 and the Phillips PM2.5×3.0 scre w 2 that secure the system board to th e computer . 5. Use the optical dri ve connector 1 to lift the right side of the system board 2 until it rests at an angle.
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–5 3 RJ-11 connector (selec t models only) Before removing th e RJ-11 connector: 1. Shut do wn the computer . If you are unsure whether the computer is of f or in Hibernati on, turn the computer on, and then shut it down through the operating system.
4–5 4 Maintenance and Servi ce Guide Remo v al and replacement procedures Remov e the RJ-11 connector: 1. Remov e the RJ-11 connector 1 from the clip buil t into the base enclosure. 2. Remov e the RJ-11 connector cable 2 from the routing channel bu ilt into the base enclosure.
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–5 5 Heat sink assembly Before removing the heat sink assembly: 1. Shut do wn the computer . If you are unsure whether the computer is of f or in Hibernati on, turn the computer on, and then shut it down through the operating system.
4–5 6 Maintenance and Serv ice Gui de Remo v al and replacement procedures Remov e the heat sink assembly: 1. T urn the system board upside do wn with the front to w ard you. 2. Loosen the four captiv e Phillips PM2.0×10.0 scre ws 1 that secure the heat sink assembly to the system board.
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–5 7 Fan ✎ T o properly v entilate the compu ter , allo w at least a 7.6 cm (3 in) cle arance on the left side of the compu ter . The computer uses an el ectric fan for ventilation.
4–5 8 Maintenance and Serv ice Gui de Remo v al and replacement procedures Remov e the fan: 1. Position the base enclosure with the front to ward you. 2. Remov e the two black Phillips P M2.5×5.0 scre ws 1 that secure the f an to the computer . 3. Lift the fan from the base enclosure 2 .
Remo v al and r eplacement procedur es Maintenance and S ervi ce Guide 4–5 9 Process or ✎ The processor spare part kit includes replac ement thermal materi al.
4–60 Maint enance and Servic e Guide Remo v al and replacement procedures Remov e the processor: 1. Use a flat-bladed scre wdri ver to turn the processor locking scre w 1 one half-turn counterclockwise until you hear a click. 2. Lift the processor 2 straight up and remove it.
Maintenance and S ervi ce Guide 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 Fingerprint Reader (select models only) can not be used to access the Setup Utility .
5–2 Maintenance and Servi ce Guide Setup Utility Nav igating and selecting in Setup Utilit y Because Setup Utility is not W indows based, it does not support t he T ouchPad. Navigation and selection are by keys tr ok e. ■ T o choose a me nu or a menu item, use the arro w ke ys.
Setup Utilit y Maintenance and S ervi ce Guide 5–3 Exiting Setup Utility Y ou can exit Set up Utility with or without saving changes. ■ T o exit 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 to the menu display .
5–4 Maintenance and Servi ce Guide Setup Utility S y stem Configur ation menu Diagnostics m enu Select T o Do This Language Suppor t Change Setup U tility langu age. Button Sound (select models only) Enab le/disable the capacitativ e b utton tapping sound.
Maintenance and S ervi ce Guide 6–1 6 Specifications Computer specifications Metri c U. S . Dimensio ns Length 23.95 cm 9.43 in Width 33.40 cm 13.15 in Height (front to rear) 3.41 to 3.95 cm 1.34 to 1.56 in We i gh t Configuration with weight sav er 2.
6–2 Maintenance and Servi ce Guide Spe cifica tion s 14.1-in WX GA Br ightV iew 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 262,144 Contrast ratio More than 300:1 Brightness 200 nits (typical) Pixel resolution Pitch 0.
Spe cifica tion s Maintenance and S ervi ce Guide 6–3 Hard Dr iv e specifications 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 cifica tion s Blu-ra y R OM D VD±R/R W SuperMulti DL Dri ve w ith Light Scribe specifications Applicab le disc Read: Write: CD-D A, CD+(E)G, CD-MIDI, CD-TEXT .
Spe cifica tion s Maintenance and S ervi ce Guide 6–5 D V D±R W SuperMulti DL Driv e with L ightScribe specifications Applicable disc Read: Write: CD-D A, CD+(E)G, CD-MIDI, CD-TEXT , CD-ROM, CD-R O.
6–6 Maintenance and Servi ce Guide Spe cifica tion s S ystem DMA specifications Hard ware DMA System function DMA0 Reser ve DMA1 Reser ve DMA2 Reser ve DMA3 Reser ve DMA4 Direct memory access contro.
Spe cifica tion s Maintenance and S ervi ce Guide 6–7 S ystem interrupt specifications Hardware IRQ System function IRQ1 Standard 101/102-key k eyboard or Micr osoft Natural PS/2 K e yboard with HP .
6–8 Maintenance and Servi ce Guide Spe cifica tion s S ystem I/O address specifications I/O address (hex ) System function (shipping configuration) 000 - 00F Direct memory access controller 010 - 01.
Spe cifica tion s Maintenance and S ervi ce Guide 6–9 I/O address (he x) System functi on (shipping config uration) 3000 - 6FFF PCI standard PCI-to-PCI br idge 7000 - 7FFF PCI standard PCI-to-PCI br idge 8010 - 801F Standard AHCI 1.0 Ser ial A T A Controller 8030 - 8037 Standard AHCI 1.
Maintenance and S ervi ce Guide 7–1 7 Back up and r eco ve r y Overview Recov ery after a system failure is as complete as your most current backup. HP recommen ds creating recovery discs immediately after software setup.
7–2 Mainte nance and Se rvi ce Gui de Back up and r eco v ery Creating r eco v ery 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 r eco v ery Maintenance and S ervi ce Guide 7–3 Backing up your inf ormation As you add ne w softw are and da ta fi les, back up yo ur sy stem on a re gular basis to ma intain a reasonably current backup.
7–4 Mainte nance and Se rvi ce Gui de Back up and r eco v ery Using Windo ws Backup and R estore ✎ Be sure that the computer is connected to A C po wer before starting the backup process. ✎ The backup process might tak e ov er an hour , depend ing on f ile size and th e speed of the computer .
Back up and r eco v ery Maintenance and S ervi ce Guide 7–5 T o c reate a s y stem restor e 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 Mainte nance and Se rvi ce Gui de Back up and r eco v ery Reco v ering fr om the reco v er y discs T o re store the system from the recovery discs: 1. Back up all personal files. 2. Insert the f irst recov ery disc into th e optical dri v e and restart the computer .
Maintenance and S ervi ce Guide 8–1 8 Connec tor pin assignments Audio-in (mic roph one) Pin Signal 1 Audio signal in 2 Audio signal in 3 Ground Pin Signal 1 Audio out, left channel 2 Audio out, rig.
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 assi gnments Maintenance and S ervi ce Guide 8–3 HDM I Pin Signal 1 T ransition minimized differential signal (TDMS) data 2+ 2 TDMS data 2 shield 3 TDMS data 2- 4 TDMS data 1+ 5 TDMS .
8–4 Maintenance and Servi ce Guide Connect or pin assi gnments RJ-11 (modem) (sel ect mod els only) Pin Signal 1 Unused 2 Tip 3 Ring 4 Unused 5 Unused 6 Unused.
Connec tor pin assi gnments Maintenance and S ervi ce Guide 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 Ser ial Bus Pin Signal 1 +5 VDC 2 Data 3 Data + 4 Ground.
Maintenance and S ervi ce Guide 9–1 9 P ow er cor d set requir ements The wide range input feature of the computer permits it to operate from any line voltage from 100 to 120 v olts A C or from 220 to 240 volts A C.
9–2 Maintenance and Servi ce Guide P ower c ord s e t re q u i rem e n ts Requir ements for specific countries and regions Country/region Accredited agency Applicable note number Aus t r al i a EANS.
Maintenance and S ervi ce Guide 10–1 10 Recycl in g Battery When the battery has reached the end of its useful life, do not dispose of the battery in general household w aste. Follo w the local la ws and re gulations in yo ur area for computer battery disposal.
10–2 Maintenance and Servi ce Guide Rec ycli n g T o disassemble the display assembly: 1. Re m ove a l l sc r ew co ve rs 1 and screws 2 that secure the display be zel to the display assembly .
Rec ycli n g Maintenance and S ervi ce Guide 10–3 5. Remov e all scre ws 1 that secure the display panel assembly to the display enclosure. 6. Remov e the display panel assembly 2 from the display enclosure. 7. T urn the display panel assembly upside down.
10–4 Maintenance and Servi ce Guide Rec ycli n g 11. Remov e the screws 1 that secure the backlight co ver to the display panel. 12. Lift the top edge of the backlight co v er 2 and swing it outward. 13. Remov e the backlight cov er . 14. T urn the display panel right-side up.
Rec ycli n g Maintenance and S ervi ce Guide 10–5 16. T urn the display panel upside do wn. Å W ARNING: The backli ght contains mer c ury . Exerc ise caution when r emo v ing and handling the backli ght to a vo id damaging this component and cau sing ex posur e to the mer c ury .
10–6 Maintenance and Servi ce Guide Rec ycli n g 19. Disconnect the display panel cable 1 from t he 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.
Maintenance and S ervi ce Guide INDEX–1 IND E X 1394 Power Saving 5–4 A AC adapter location 2–12 spare part numbers 3–12 administrator password 5–3 antenna disconnecting 4–16 removal 4–3.
INDEX–2 Maintenance and Serv ice Guide INDEX HDMI port 9–3 headphone jack 9–1 microphone jack 9–1 modem jack 9–4 monitor port 9–2 network jack 9–5 RJ-11 jack 9–4 RJ-45 jack 9–5 USB p.
INDEX Maintenance and Ser vice Guide IND EX–3 headphone jack connector pinout 9–1 location 2–6 headset, spare part numbers 3–11 , 3–12 heat sink assembly removal 4–51 spare part numbers 4.
INDEX–4 Maintenance and Serv ice Guide INDEX O operating system product de scription 1–4 optical drive location 2–8 precautions 4–2 product description 1–2 removal 4–18 spare part numbers .
INDEX Maintenance and Ser vice Guide IND EX–5 RTC battery removal 4–12 spare part number 3–7 , 3–12 , 4–12 Rubber Feet Kit, spare part nu mber 3–12 , 4–6 Rubber Kit, spare part number 3.
INDEX–6 Maintenance and Serv ice Guide INDEX Windows logo ke y 2–4 wireless antenna 2–11 disconnecting 4–16 removal 4–31 spare part numbers 3–8 , 3–13 , 4–31 wireless button 2–3 wire.
An important point after buying a device HP (Hewlett-Packard) DV4 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought HP (Hewlett-Packard) DV4 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 HP (Hewlett-Packard) DV4 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, HP (Hewlett-Packard) DV4 you will learn all the available features of the product, as well as information on its operation. The information that you get HP (Hewlett-Packard) DV4 will certainly help you make a decision on the purchase.
If you already are a holder of HP (Hewlett-Packard) DV4, 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 HP (Hewlett-Packard) DV4.
However, one of the most important roles played by the user manual is to help in solving problems with HP (Hewlett-Packard) DV4. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device HP (Hewlett-Packard) DV4 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
