Instruction/ maintenance manual of the product CQ43 HP (Hewlett-Packard)
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Compaq Presario CQ43 Notebook PC Maintenance and Service Guide.
© Copyright 2011 Hewlett-Packard Development Company, L.P. AMD, the AMD Arrow log o, and combinations thereof, are trademarks of Advanced Micro Devices, Inc. Bluetooth is a trademark owned by its proprietor and used by Hewlett-Packard Company under license.
Safety warning notice WARNING! To red uce the possib ility of hea t-related i n juries or of overheating the device, do not place the device directly on your lap or obstruct t he device air vents.
iv Safety warning notice.
Table of contents 1 Product description ............. ............... .............. ............. ............. ................ .............. ...... ... 1 2 External component identification .......... ............ ............. ........... .......
Packaging a nd transpo rting guidel ines ........................................ 37 Component re placemen t procedur es ........................................................ ................................ 39 Service tag ........ ....... ........
7 Backup and recovery ............... ........................... ................... .......................... ............... 9 6 Restore .. ................. .............. ............ .............. ............... .............. ............. .
viii.
1 Product description Category Descripti on Computer m odels equipped with an AMD processor Computer models equipped with an Intel processor Produc t Name Compaq Presario CQ43 Notebook PC √√ Proces sors AMD® E450 1.65-GHz processor (dual core, 18 W) √ AMD E300 1.
Category Descripti on Computer m odels equipped with an AMD processor Computer models equipped with an Intel processor Intel Pentium P6200 2.13-GHz processor (3.
Category Descripti on Computer m odels equipped with an AMD processor Computer models equipped with an Intel processor Discrete graphics : AMD Radeon HD 6370M Graphics with 512-MB of discrete video me.
Category Descripti on Computer m odels equipped with an AMD processor Computer models equipped with an Intel processor Hard d rive s Supports 6.35-cm (2.
Category Descripti on Computer m odels equipped with an AMD processor Computer models equipped with an Intel processor Support for the following WLAN formats: ● Atheros AR9002WB-1NGB 802.11b/g/n 1x1 WiFi an d Bluetooth 2.1+EDR Combo Adapter (BT3.0+HS ready) ● Atheros 9485GN 802.
Category Descripti on Computer m odels equipped with an AMD processor Computer models equipped with an Intel processor Ports ● 3-pin AC power ● Audio-in (mono microphone) ● Audio-out (stereo headphone) ● HDMI version 1.4 supporting 1920 ×1200 @ 60Hz ● RJ-45 (Ethernet, includes link and activity lights) ● USB 2.
Category Descripti on Computer m odels equipped with an AMD processor Computer models equipped with an Intel processor Operating system Preinstalled: ● Windows 7 Home Basic (64- and 32- bit) ● Win.
2 External component identification Display Item Componen t Description (1) Speakers (2) Produce sound. (2) Internal display switch Turns off the disp lay and initiates Sleep if the display is closed while the power is on . NOTE: The display switch is not visible from the outside of the computer.
Item Componen t Description (6) Internal microphone Records sound. *The antennas are not visible from the ou tside of the computer. For optimal transm is sion, keep the areas immediately around the antennas free from obstructions.
Keys Item Componen t Description (1) esc key Displays system informati o n when pressed in combination with the fn key. (2) fn key Displays system informati o n when pressed in combination with the esc key. (3) Windows logo key Displays the Windows Start menu.
Lights Item Componen t Description (1) TouchPad light ● Off: The TouchPad is on. ● Amber: The TouchPad is off. (2) Caps lock light On: Caps lock in on. (3) Power ligh t ● On: The computer is on. ● Blinking: The computer is in the Sleep state. ● Off: The computer is off or in Hibernation.
TouchPad Item Componen t Description (1) TouchPad light ● Off: The TouchPad is on. ● Amber: The TouchPad is off. (2) TouchPad on/off button Turn s the TouchPad on and off. (3) TouchPad zone Moves the pointer an d selects or activates items on the screen.
Left side Item Componen t Description (1) External monitor port Connects an external VGA monitor or projector. (2) Vents (2) Enable airflow to cool internal components. NOTE: The computer f an starts up automatically to cool internal components and preven t overheating.
Item Componen t Description (9) Hard drive lig ht ● Blinking white: The hard drive is being accessed. ● Off: The hard drive is idle. (10) Power ligh t ● White: The computer is on. ● Blinking white: The com puter is in the Sleep state. ● Off: The computer is o ff or in Hibernation.
Bottom Item Componen t Description (1) Battery bay Holds the battery. (2) Battery release latch Releases th e battery from the battery bay. (3) Vents (5) Enable airflow to cool internal components. NOTE: The computer f an starts up automatically to cool internal components and preven t overheating.
3 Illustrated parts catalog Service tag When ordering pa rts or reques ti ng information, p rovide the computer serial number and model description provided on the service tag. Item Description Function (1) Product name This is the product name affixed to the front of the computer.
Item Description Function (3) Part number/Product nu mber (p/n) This number provides specific information about the product's hardware components. The part number helps a service technician to determine what components and parts are needed. (4) Warranty period This number describes the duration of the warranty period for the computer.
Computer major components 18 Chapter 3 Il lustrated parts catalo g.
Item Component Spare part number (1) 14.0-in , high definition (HD), light-emitting diode (LED), BrightView display assembly (inc ludes microphone and wireless antenn a transceivers and cables): For u.
Item Component Spare part number (9b) Memory module/wireless module co mpartment cover (includes one capt ive screw, secured by a C-clip) NOTE: See Plastics Kit on page 28 for more Plastics Kit spare part information.
Item Component Spare part number Intel Pentium B940 2.00-GHz proces sor (2.0-MB L2 cache, dual core, TJ85, 35 W) 653337-001 Intel Celeron DC T3500 2.10-GHz processo r (1.0-MB L2 cache, 800-MHz FSB) 625830-001 Intel Celeron SC C925 2.30-GHz proces sor (1.
Item Component Spare part number Hard Drive Hardware Kit (not illustrat ed, includes hard drive bracket and screws) 646969-001 (19) Memory modules (2, PC3, 10600, 133 3-MHz): 4 GB 621569-001 2 GB 621565-001 1 GB 639738-001 (20) WLAN module: Atheros 9485GN 802.
Cable Kit Item Component Spare part number Cable Kit , includes: 646119-001 (1) TouchPad cable (2) Optical drive connector cable (3) Hard drive connector cable Cable Kit 23.
Display assembly subcomponents Item Component Spare part number (1) Display b ezel 6459 64-001 (2) Display hing e covers (2) 645970-001 (3) 14.0-in, HD, LED, BrightView display pan el 645987-001 (4) W.
Item Component Spare part number (6) Display C able Kit (includes display panel c able and webcam/microphone module cable) 645967-001 (7) Antenna Kit (includes l eft and right wireless antenna cables .
Mass storage devices Item Component Spare part number (1) Hard drive (2.5-in, 7 .0-mm, SATA; does not include hard drive connector cable, hard drive bracket, or screws): NOTE: The hard drive connector cable is included in th e Cable Kit, spare part number 645968-001.
Item Component Spare part number DVD-ROM Drive 659939-001 Optical drive slot space saver (not illustrated) 659930-001 Miscellaneous parts Component Spare part n umber HP Smart AC adapter: 65-W RC V HP.
Plastics Kit Item Component Spare part number Plastics Kit , includes: 646131-001 (1) Hard drive compartment cover (includes on e captive screw, secured by a C-clip) (2) Memory module/wireless module .
Sequential part number listing Spare part number Description 490371-001 Power cord for use in North America (3-pin, black, 1.83-m) 490371-011 Power cord for use in Australia (3-pin, black, 1.83-m) 490371-031 Power cord for use in the United Kingdom and Singapore (3-pin, black, 1.
Spare part number Description 622643-001 320-GB, 5400-rpm hard drive for use with all com puter models (2.5-in, 7. 0-mm, SATA; does not include hard drive connector cable, hard drive bracket, or screws) 625830-001 Intel Celeron DC T3500 2.10-GHz proc essor ( 1.
Spare part number Description 645972-001 USB board (includes cable) 645976-001 Display Screw Kit (include s Mylar screw covers and screw s) 645977-001 Screw Kit 645978-001 Speaker Kit (includes left a.
Spare part number Description 646176-001 System board for use only wi th computer models equipped with an Intel Pentium processor and a graphics subsystem with discre te video memory (includes re plac.
Spare part number Description 657325-001 Broadcom 4313GN 802.11b/g/n 1×1 WiFi and 20702 Bluetooth 4.0 Combo Adapter 659930-001 Optical drive slot space saver 659939-001 DVD-ROM Drive 663603-001 14.
4 Removal and replacement procedures Preliminary replacement requirements Tools required You will need the fo llowing tools to comple te the removal and replacement procedures: ● Flat-bladed screwdr.
Drive handling CAUTION: Drives are fragil e componen ts that must be handled with care. To prevent damage to the computer, damage to a drive, or loss of information, observe the se precautions: Before removing or inserting a hard drive, shut down th e computer.
CAUTION: To prevent damage to the computer when you are removing or inst alling internal components, observe these prec autions: Keep components in their electr ostatic-safe containe rs until you are ready to install them. Before touching an elec tronic component, dis charge stat ic electricity by using the guid elines describ ed in this section.
Packaging and transporting guidelines Follow these grounding guidelin es when packaging and transporting equipment: ● To avoid hand contact, transport produc ts in static-safe tubes, bags, or box es. ● Protect ESD-sensitive parts and as se mblies with conductive or ap proved containers or packaging.
Equipment guidelines Grounding equipment must include eith er a wrist st rap or a foot strap at a grou nded workstation. ● When seated, wear a wrist strap co nnected to a gr ounded system. Wrist straps ar e flexible straps with a minimum of one megohm ±1 0% resistance in the ground co rds.
Component replacement procedures This chapter provides removal and repla cement procedures. There are as many as 72 screws that must be re moved, replaced, o r loosened when servicing the computer. Make special not e of each sc rew and si ze and location during removal and replacement.
Item Component Description (4) Warranty period This number describes the duration of the warranty period for the computer. (5) Model description This is the alphan umeric identifier used to locate documents, drivers, and support for t he computer. Computer feet The computer feet are adhesive-backed rubber pad s.
Battery Description Spare part n umber 6-cell, 55-Whr, 2.55-Ah Li-ion battery 593554-001 6-cell, 47-Whr, 2.20-Ah Li-ion battery 593553-001 Before disass embling the computer, follow the se steps: 1.
WLAN module Description Spare part n umber Atheros 9485GN 802.11b/g/n 1×1 WiFi and 3012 Bluetooth 4.0 Combo Adapter 655795-001 Atheros AR9002WB-1NGB 802.1 1b/g/n 1×1 WiFi and Bluetooth 2.1+EDR Combo Adapter (BT3.0+HS ready) 593127-001 Broadcom 4313GN 802.
2. Lift the rear edge of the memory mo dule/wireless modu le compartment cover (2) up and forward until it rests at an angle. 3. Remove the memory module/wirel ess module compartment cover. The memory module/wireless module compartment cover is available in th e Plastics Kit, spare part number 645981-00 1.
6. Remove the WLAN module by pulling the mo dule away from the slot at an angle (3) . NOTE: The WLAN module is designed with a notch (4) to preven t incorrect installation into the WLAN module socket.
Memory module Description Spare part n umber 4-GB (PC3, 10600, 1333-MHz) 621569-001 2-GB (PC3, 10600, 1333-MHz) 621565-001 1-GB (PC3, 10600, 1333-MHz) 639738-001 Before removing a memory module, follow these steps: 1.
Hard drive NOTE: The hard drive spare part kit does not includ e the hard drive connector cable, bracket, or screws. The hard d rive connector cable is included in the Cable Kit, spare p art number 645968-001. The hard drive br acket and screws ar e included in the Hard Drive Hardware Kit, spar e part number 646969-0 01.
2. Lift the rear edge of the hard drive compartment cover (2) up and forward until it rests at an angle. 3. Remove the hard drive compartment cover. The ha rd drive compartment cover is availa ble in the Plastics Kit, spare part number 645981-001. 4. Disconnect the hard drive connect or cable (1) fr om the system b oard.
6. Remove the hard dri ve (3) . 7. If it is necessary to replace the hard drive screws (1) , the hard drive bracket (2) , or the hard drive connector cable (3) , remove and replac e the components. Reverse this procedure to reassemble an d install the hard dri ve.
Optical drive (select models only) NOTE: The optical drive spar e part kit includes a bezel and brac ket. Description Spare part n umber DVD±RW and CD-RW Super Multi Double-Lay er Combo Dr ive with L.
3. Remove the optical drive (3) by sliding it out of the optical drive bay. 4. If it is necessary to replace the opt ical drive brac ket, position the optical drive with the rear panel toward yo u. 5. Remove the two Phillip s PM2.0×3.0 s crews (1) that secure the bracke t to the optical drive.
Keyboard NOTE: The keyboard sp are part kit includ es a keyboard cable. Description Spare part number Description Spare part number For use with all computer models: For use in Latin America 646125-16.
Remove the keyboard: 1. Remove the Phillips PM2.5×5.0 s crew that secure s the keyboard to the computer. 2. Rest and secure the computer on its left side.
6. Lift the rear edge of the keyboard (1) , and then swing the k eyboard up and forward (2) until it rests upside down on the palm re st. 7. Release the zero in sertion force (ZIF) connector (1) to which the keyboa rd cable is attac hed, and then disconnect the keybo ard cable (2) from the system board.
Top cover NOTE: The top cover spare part kit in cludes the TouchPad and TouchPad cable. Description Spare part n umber For use only with computer mo dels equipped with an AMD processor 645962-001 For use only with computer mo dels equipped with an Intel processor 645963-001 Before removing the top cover, follow these s teps: 1.
3. Remove the nine Phillips PM2.5×6.0 screws that secure the top cover to the computer. 4. Remove the two Phillip s PM2.5×10.0 scr ews (1) and the four Phillips PM2.0×3.0 screws (2) that secure the top cover to the computer. 5. Turn the computer ri ght-side up, with the front toward you.
7. Release the ZIF connectors to whi ch the following cables are attached, and the n disconnect the cables from the system bo ard: ● Power butto n board cabl e (1) (included with the power button bo.
8. Remove the three Phillips PM2.5×6.0 screws that secure the top cover to the computer. 9. Lift the rear edge of the top cover (1) until the left and right sides disengage from the base enclosure. 10. Remove the top cover (2) . Reverse this procedure to install the top cover.
Power button board Description Spare part n umber Power button board (includes cable) 646129-001 Before removing the powe r button board, follow these s teps: 1. Shut down the co mputer. If you are uns ure whether th e computer is off or in Hibernatio n, turn the computer on, and then shut it down through the operating system.
3. Remove the power button board and cable (2) . Reverse this procedure to install the power button board a nd cable. TouchPad button board Description Spare part n umber TouchPad button board (includes cable) 646130-001 Before removing the TouchPad butto n board, follow these steps: 1.
Remove the T ouchPad b utton board a nd cable: 1. Turn the top cover upside down, with the top toward you. 2. Release the TouchPad board cable (1) and t he TouchPad button board cable (2) from the top cover. (The TouchPad board cable and the TouchP ad button board ca ble are attached to the top cover with double -sided tape .
Speakers Description Spare part n umber Speaker Kit (includes left and right speakers and cable) 645978-001 Before removing the speakers , follow these steps: 1. Shut down the co mputer. If you are uns ure whether th e computer is off or in Hibernatio n, turn the computer on, and then shut it down through the operating system.
5. Remove the speakers (6) . Reverse this proced ure to install t he speakers. 62 Chapter 4 Removal and replacement p rocedures.
USB board Description Spare part n umber USB board (includes cable) 646128-001 Before removing the USB board, follow the se steps: 1. Shut down the co mputer. If you are uns ure whether th e computer is off or in Hibernatio n, turn the computer on, and then shut it down through the operating system.
Reverse this procedure to install the USB board. Power connector cable Description Spare part n umber Power connector cable 641394-001 Before removing the power connector cable, follow these step s: 1.
4. Release the power connector cable from the clip (2) built into the base enclosure. 5. Turn the computer ri ght-side up, with the front toward you. 6. Open the computer. 7. Release the power connector cable (1) from the clips and routing channel built into the base enclosure.
10. Remove the power connector (4) . Reverse this procedure to install the power connector ca ble. Display assembly Description Spare part n umber 14.0-in, HD, LED, BrightView displ ay assembly (inclu.
5. Disconnect the WLAN module ant enna cables from the WLA N module (see WLAN module on page 42 ). 6. Remove the followi ng components : ● Hard drive (see Hard drive on page 46 ) ● Keyboard (see K.
5. If it is necessary to replace the disp lay bezel or any of the display assembly subcomponent s: a. Remove the two My lar scr ew covers (1) and the two Phillips PM2.5×4.0 screws (2) that secure the display bezel to the display assembly. Th e Mylar screw co vers are available in the Display Screw Kit, spare part number 6459 76-001.
c. Remove the webcam/microphone module (3) . The webcam/microphone module is available using spare part number 6461 38-001. 7. If it is necessary to replace the hinge covers: a. Remove the two Phillips PM2.5×5.0 (1) screws that secure the hinge cove rs to the display enclosure.
8. If it is necessary to re place the di splay panel: a. Remove the two Phillips PM2.5×4 .0 screws (1) and four Phillips PM2.5×5.0 screws (2) that secure the display panel to the d isplay enclosure. b. Lift the top edge of the display panel, a nd then swing it up and forward until it rests upside down in front of the display enclosure.
c. Release the adhe sive strip (1) that secures the display panel ca ble to the display panel, and then disconnect t he display panel cable (2) from the display panel. d. Remove the display panel. The display pa nel is avai lable using spare par t number 645987-001.
10. If it is necessary to replace the di splay panel cab le: a. Release the tabs (1) built into the display enclosure shie lding that secure the display panel cable to the displa y enclosure. b. Release the display panel ca ble from the clips (2) built into the d isplay e nclosure .
Reverse this procedure to reassemble and install the display assembly. System board NOTE: The system board sp are part kit includes re placement thermal material.
● Speakers (see Speakers on page 61 ) ● USB boar d (see USB board on page 63 ) ● Power connector cable (see Power connector cable on page 64 ) ● Display assembly (see Display assembly on page .
4. Remove the system board (3) by sliding it up and to t he right at an angle. NOTE: A heat sink is attached to the base enclos ure to service a component on the bottom of the system board.
Optical drive connector cable NOTE: The optical d rive connector cable i s included in the Cab le Kit, spare pa rt number 645968-0 01. Before removing the optical drive co nnector cable, follow these s teps: 1.
3. Remove the optical drive connector (3) from the base enclosure. Reverse this procedure to install the optic al drive connector cable. Component replacement proced ures 77.
RTC battery Description Spare part n umber RTC battery (includes cable and double-sided tape) 646132-001 Before removing the RTC battery, follow these step s: 1. Shut down the co mputer. If you are uns ure whether th e computer is off or in Hibernatio n, turn the computer on, and then shut it down through the operating system.
3. Detach the RTC battery (2) from the sys tem board. (The RTC battery is attached to the syst em board with d ouble-side d tape.) 4. Remove the RTC battery.
Fan/heat sink assembly NOTE: The fan/heat sink ass embly spare part ki t includes replacement thermal material. Replacement thermal mate rial is also available i n the Thermal Material Kit, sp are par.
● Display assembly (see Display assembly on page 66 ) ● System board (see Syste m board on page 73 ) Remove the fan/heat sink assembly: 1. Disconnect the fan cable from the sy stem board. 2. Turn the system board up side down, with the front toward you.
NOTE: The following illustration shows the fan/heat sink assembly re moval process on a compute r model equipped with an Intel Pentium processor and a graphics subsystem with discrete memory.
NOTE: The following illustration shows the fan/heat sink assembly re moval process on a compute r model equi pped with an I ntel Celeron pr ocessor. The thermal material must be thor oughly cleaned fr om th e surfaces of the heat si nk and the system board components each time the he at sink is removed.
● Thermal paste is used on the processor (1) and the heat sink section (2) that services it ● A thermal pad is used on the FCH chip (3) and the heat sink section (4) that services it NOTE: The fol.
● Thermal paste is used on the processor (1) and the heat sink section (2) that services it ● A thermal pad is used on the Northbridge chip (3) and the heat sink section (4) that servic es it NOTE: The followi ng illustration show s the replacem ent thermal material locations on a computer model equi pped with an I ntel Celeron pr ocessor.
Processor NOTE: This section applies only to co mputer models equippe d with an Intel processor. NOTE: The processor spare p art kit includes replac ement thermal material.
● Display assembly (see Display assembly on page 66 ) ● System board (see Syste m board on page 73 ) ● Fan/heat sink assembly (see Fan/heat sink assembly on page 80 ) Remove the processor: 1. Use a flat-bladed sc rew driver to turn the processor lo cking scre w one-half turn counterclockwis e (1) , until you hear a click.
5 Setup Utility (BIOS) and System Diagnostics Using Setup Utility Setup Utility, or Basic Input /Output System (BIOS) , controls communication between all the input and output device s on the system (such a s disk drives , display, keyboard, mouse, and printer).
Navigating and select ing in Setup Utility To navigate and select in Setup Utilit y, follow these steps: 1. Turn on or restart the com puter, and then press esc while the “Pre ss the ESC key for Startup Menu” message is displaye d at the bottom of the screen.
Restoring factory settings in Setup Utility NOTE: Restoring def aults will not change the hard drive mode. To return all settings in Setup Utility to the values that were set at the factory, f ollow these steps: 1.
Determining the BIOS version To determine whether available BIOS updates contain later BIOS versio ns than those currently installed on the computer, you need to know the vers ion of the system BIOS currently installed.
BIOS installati on procedures vary. Follow any instructions that are display ed on the screen after the download is complete. If no instructions are di splayed, follow these s teps: 1. Windows 7 —Open Windows Explo rer by selecting Start > Computer .
6 Specifications Computer specifications Metric U.S. Dimensions Depth 23.1 cm 9.09 in Width 34.2 cm 13.46 in Height (front to back) 3.1 to 3.6 cm 1.22 to 1.39 in Weight 2.19 kg 4.84 lb Input power Operating voltage 18.5 V dc @ 3.5 A - 65 W or 19.0 V dc @ 4.
14.0-inch display specifications Metric U.S. Dimensions Height 17.6 cm 6.93 in Width 31.2 cm 12.28 in Diagonal 35.7 cm 14.06 in Number of colo rs Up to 16.8 million Contrast ra tio 200:1 (typical) Bright ness 200 nits (typical) Pixel resolution Pitch 0.
Hard drive specifications 500-GB* 320-GB* 250-G B* Dimensions Height 9.5 mm 9.5 mm 7.0 mm Length 100.4 mm 100.4 mm 100.4 mm Width 69.9 mm 69.9 mm 69.9 mm Weight 110 g 110 g 110 g Interface type SATA SATA SATA Transfer rate Synchronous (maximum) 1.1 GB/sec 1.
7 Backup and recovery Your computer inclu des tools provided by the op erating system and HP to help you safeguard you r information and re store it if ever ne eded.
Creating restore media HP recommends that you create ei ther a set of recove ry disc s or a recovery fl ash drive to be sure that you can restore your computer to its original factory state if the hard drive fails, or if for any re ason you cannot restore using the recovery partition tools.
Performing a system restore Recovery Manager software allows you to repair or restore the computer to its original facto ry state. Recovery Manager works from recove ry discs, a recovery flash driv e, or from a dedicated recovery partition (select models only) on the hard drive.
Restoring using the restore media 1. If possible, back up all personal files. 2. Insert the fir st recovery disc in to the opti cal drive on your computer or an optional external optical drive, and then res tart the computer. – or – Insert the recovery flash drive into a USB port on your computer, and then restart the computer.
Backing up and recovering your information It is very important to back up your files and keep any new software in a safe place. As you add new software and data files, continue to create backups on a regular basis. How completely you are ab le to recover your system depends on how recent your backup is.
Using Windows Back up and Restore Guideline s: ● Be sure that the computer is connected to AC power before you start the bac kup process. ● Allow enough time to complete the back up process. De pending on file sizes, it may take over an hour. To create a backup: 1.
Create a system restore point 1. Select Start > Control Panel > System and Security > System . 2. In the left pane, click System Protection . 3.
8 Power cord set requirements The wide-range input fe ature of the computer permit s it to operat e from any line volt age from 100 t o 120 volts AC, or from 220 to 240 volts AC. The 3-conductor power cord set in cluded with the computer meets the requ irements for use in the country or region where the equipment is purchased.
Requirements for specific countries and regions Country/region Accredited agency Applicable note number Australia EANSW 1 Austria OVE 1 Belgium CEBC 1 Canada CSA 2 Denmark DEMKO 1 Finland FIMKO 1 Fran.
9 Recycling Battery When a battery has reached the end of its useful life , do not dispose of th e battery in general household waste. Follow the local laws and regulati ons in your area for computer battery dis posal. Display WARNING! The backlight c ontains mercury.
Perform the following steps: 1. Remove all screw covers (1) and screws (2) that secure the display be zel to the display assembly. 2. Lift up and out on the le ft and right inside edges (1) and the top and bottom i nside edge s (2) of the display bezel unti l the bezel disengages from the dis play assembly.
4. Disconnect all display panel cables (1) from the display inverter and remove the inverter (2) . 5. Remove all screws (1) that secure the displ ay panel assembly to the display encl osure. 6. Remove the disp lay panel assem bly (2) from the display enclosu re.
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 top edge of the backlight cover (2) and swing it ou tward. 13. Remove the backli ght cover. 14.
15. Remove the backlight cables (1) from the clip (2) in the display panel. 16. Turn the display panel upside d own. 17. Remove the backlight frame from the display panel. WARNING! The backlight contains merc ury. Exercise caution when removing and handling the backlight to avoid damaging this componen t and causing exposu re to the mercury.
18. Remove the backlight fr om the backlight frame. 19. Disconnect the display cable (1) from the LCD panel. 20. Remove the screws (2) that secure the LCD panel to the display rear panel. 21. Release the LCD pane l (3) from the display rear panel. 22.
Index A AC adapter, spare p art numbers 27, 29 Action keys 10 antenna locations 8 removal 72 spare part number 25, 30, 72 Antenna Kit, spare pa rt number 25, 30, 72 audio, product desc ription 4 audio.
G graphics, pr oduct descri ption 2 grounding guidelines 35 guidelines equipment 38 grounding 35 packagin g 37 transpo rting 37 workstation 37 H hard drive precautio ns 35 product desc ription 4 remov.
processor product desc ription 1 removal 86 spare part numbers 20, 29, 30, 32, 86 product description audio 4 chipset 2 display panel 3 Ethernet 4 external media cards 5 graphics 2 hard drives 4 keybo.
An important point after buying a device HP (Hewlett-Packard) CQ43 (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) CQ43 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) CQ43 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, HP (Hewlett-Packard) CQ43 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) CQ43 will certainly help you make a decision on the purchase.
If you already are a holder of HP (Hewlett-Packard) CQ43, 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) CQ43.
However, one of the most important roles played by the user manual is to help in solving problems with HP (Hewlett-Packard) CQ43. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device HP (Hewlett-Packard) CQ43 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
