Compaq Presario CQ43-100 Presario CQ43 Notebook PC Maintenance and Service Gui
Compaq Presario CQ43-100 Manual
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- Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 1
Compaq Presario CQ43 Notebook PC Maintenance and Service Guide - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 2
logo, and combinations thereof, are trademarks of Advanced Micro Devices, Inc. Bluetooth is a trademark owned by its proprietor and used by Hewlett-Packard for HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 3
Safety warning notice WARNING! To reduce the possibility of heat-related injuries or of overheating the device, do not place the device directly on your lap or obstruct the device air vents. Use the device only on a hard, flat surface. Do not allow another hard surface, such as an adjoining optional - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 4
iv Safety warning notice - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 5
8 Display ...8 Button ...9 Keys ...10 Lights ...11 TouchPad ...12 Left side ...13 Right side ...14 Bottom ...15 3 Illustrated parts catalog 16 Service tag ...16 Computer major components 18 Cable Kit ...23 Display assembly subcomponents 24 Mass storage devices ...26 Miscellaneous parts ...27 - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 6
and transporting guidelines 37 Component replacement procedures 39 Service tag ...39 Computer feet ...40 Battery ...41 WLAN module ...42 Memory module ... Utility 90 Updating the BIOS 90 Determining the BIOS version 91 Downloading a BIOS update 91 Using System Diagnostics ...92 6 Specifications - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 7
to a previous date and time 102 8 Power cord set requirements 103 Requirements for all countries 103 Requirements for specific countries and regions 104 9 Recycling ...105 Battery ...105 Display ...105 Index ...111 vii - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 8
viii - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 9
1 Product description Category Description Computer models equipped with an AMD processor Product Name Compaq Presario CQ43 Notebook PC √ Processors AMD® E450 1.65-GHz processor √ (dual core, 18 W) AMD E300 1.30-GHz processor √ (dual core, 18 W) AMD E240 1.50-GHz processor √ (single - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 10
Intel GM45 Southbridge: ICH9m AMD Radeon™ HD 6320M and 6310M √ discrete-class graphics supporting DX11, 64-bit, muxless, switchable Support for high-definition DVD playback with HD-decode and DX10 and DX11 support Internal graphics: ● Intel HD Graphics 3000 on computer models equipped with an - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 11
2 wireless local area network (WLAN) antenna cables Supports 16:9 ultra wide aspect ratio 2 customer-accessible/upgradable √ memory module slots Supports dual-channel memory √ Supports up to 8192 GB of system RAM √ DDR3/1333-MHz √ Supports the following configurations: √ ● 8192-MB total - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 12
LightScribe (select models only) DVD±RW and CD-RW Drive √ DVD-ROM Drive √ Single digital microphone √ HD audio √ Presario-branded Altec/Lansing speakers √ Supports Microsoft Premium requirements √ HP VGA webcam (select models only, √ fixed, no tilt with activity LED, 640×480 by 24 - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 13
802.11b/g/n 1x1 WiFi Adapter ● Realtek 8188BC8 802.11a/b/g/n 2x2 WiFi and Bluetooth 3.0+HS Combo Adapter ● Realtek 8188GN 802.11b/g/n 1x1 WiFi Adapter HP Multi-Format Digital Media Reader √ supports the following digital card formats: ● MultiMediaCard (MMC) ● Secure Digital (SD) Memory Card - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 14
V EM HP Smart AC adapter with localized cable plug support (3-wire plug with ground pin, supports 3-pin DC connector) Support for the following batteries: √ ● 6-cell, 55-Whr, 2.55-Ah Li-ion battery ● 6-cell, 47-Whr, 2.20-Ah Li-ion battery Security cable slot √ Computer models equipped with an - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 15
Serviceability Description Computer models equipped with an AMD processor Preinstalled: √ ● Windows 7 Home Basic (64- and 32bit) ● Windows 7 Home Premium (64-bit) ● Windows 7 Professional (64-bit) ● Windows 7 Starter (32-bit, not supported √ ● AC adapter ● Battery ● Hard drive ● Memory - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 16
2 External component identification Display Item (1) (2) (3) (4) (5) Component Speakers (2) Internal display switch WLAN antennas (2)* (select models only) Webcam light Webcam Description Produce sound. Turns off the display and initiates Sleep if the display is closed while the power is on. NOTE - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 17
and Environmental Notices that applies to your country or region. These notices are located in Help and Support. Button Component Power button Description ● When the computer is off, press the button to turn on and Security > Power Options, or refer to the HP Notebook Reference Guide. Button 9 - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 18
Keys Item (1) (2) (3) (4) (5) Component esc key fn key Windows logo key Windows applications key Action keys Description Displays system information when pressed in combination with the fn key. Displays system information when pressed in combination with the esc key. Displays the Windows Start - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 19
computer is in the Sleep state. ● Off: The computer is off or in Hibernation. ● White: An integrated wireless device, such as a WLAN device and/or a Bluetooth device, is on. ● Amber: All wireless devices are off. Lights 11 - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 20
TouchPad Item (1) (2) (3) (4) (5) Component TouchPad light TouchPad on/off button TouchPad zone Left TouchPad button Right TouchPad button Description ● Off: The TouchPad is on. ● Amber: The TouchPad is off. Turns the TouchPad on and off. Moves the pointer and selects or activates items on the - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 21
to the Regulatory, Safety, and Environmental Notices. NOTE: When a device is connected to the jack, the computer speakers are disabled. Supports the following digital card formats: ● MultiMediaCard (MMC) ● Secure Digital (SD) Memory Card ● Secure Digital High Capacity (SDHC) Memory Card ● Secure - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 22
The computer is off or in Hibernation. Item (1) (2) (3) (4) (5) (6) Component Optical drive (select models only) Optical drive light USB ports (2) Power connector Battery/AC adapter light Security cable slot Description Reads and writes to an optical disc. ● On: The optical drive is in use. ● Off - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 23
Vents (5) Hard drive bay Memory module compartment Description Holds the battery. Releases the battery from the battery bay. Enable airflow to cool internal components. NOTE: The the module to restore computer functionality, and then contact technical support through Help and Support. Bottom 15 - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 24
tag When ordering parts or requesting information, provide the computer serial number and model description provided on the service tag. Item (1) (2) Description Product name Serial number (s/n) 16 Chapter 3 Illustrated parts catalog Function This is the product name affixed to the front of - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 25
components. The part number helps a service technician to determine what components and parts are needed. This number describes the duration of the warranty period for the computer. This is the alphanumeric identifier used to locate documents, drivers, and support for the computer. Service tag 17 - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 26
Computer major components 18 Chapter 3 Illustrated parts catalog - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 27
Item (1) (2) (3) (4) (5) (6a) (6b) (6c) (7) (8) (9a) Component Spare part number 14.0-in, high definition (HD), light-emitting diode (LED), BrightView display assembly (includes microphone and wireless antenna transceivers and cables): For use only with computer models equipped with an AMD - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 28
models equipped with an AMD processor 650277-001 For use only with computer models equipped with an Intel processor 646135-001 RTC battery (includes cable and double-sided tape) 646132-001 Processor (includes replacement thermal material): Intel Core i5-2430M 2.40-GHz processor (1333-MHz - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 29
release latch, heat sink, replacement thermal material, and 4 rubber feet) 645961-001 Battery: 6-cell, 55-Whr, 2.55-Ah Li-ion battery 593554-001 6-cell, 47-Whr, 2.20-Ah Li-ion battery 593553-001 Optical drive: DVD±RW and CD-RW Super Multi Double-Layer Combo Drive with LightScribe (select - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 30
3.0+HS Combo Adapter 602993-001 Realtek 8188GN 802.11b/g/n 1×1 WiFi Adapter 640926-001 Broadcom 4313 802.11b/g/n 1×1 WiFi and 2070 Bluetooth 2.1+EDR Combo adapter (BT3.0+HS ready) for use only with computer models equipped with an Intel processor 600370-201 22 Chapter 3 Illustrated parts - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 31
Cable Kit Item (1) (2) (3) Component Cable Kit, includes: TouchPad cable Optical drive connector cable Hard drive connector cable Spare part number 646119-001 Cable Kit 23 - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 32
Display assembly subcomponents Item (1) (2) (3) (4) (5) Component Display bezel Display hinge covers (2) 14.0-in, HD, LED, BrightView display panel Webcam/microphone module Display Hinge Kit (includes left and right display hinges and brackets) 24 Chapter 3 Illustrated parts catalog Spare part - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 33
Item (6) (7) (8) Component Display Cable Kit (includes display panel cable and webcam/microphone module cable) Antenna Kit (includes left and right wireless antenna cables and transceivers) Display enclosure: For use only with computer models equipped with an AMD processor For use only with - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 34
Mass storage devices Item (1) (2) (3) Component Spare part number 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 the Cable Kit, spare part number 645968-001. For use with all - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 35
Item Component DVD-ROM Drive Optical drive slot space saver (not illustrated) Miscellaneous parts Component HP Smart AC adapter: 65-W RC V HP Smart AC adapter for use will all computer models For use only with computer models equipped with an Intel processor: 90-W PFC RC V EM HP Smart AC adapter - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 36
Plastics Kit Item (1) (2) Component Spare part number Plastics Kit, includes: 646131-001 Hard drive compartment cover (includes one captive screw, secured by a C-clip) Memory module/wireless module compartment cover (includes one captive screw, secured by a C-clip) 28 Chapter 3 Illustrated - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 37
2.1+EDR Combo Adapter (BT3.0+HS ready) 6-cell, 47-Whr, 2.20-Ah Li-ion battery 6-cell, 55-Whr, 2.55-Ah Li-ion battery Broadcom 4313 802.11b/g/n 1×1 WiFi and 2070 Bluetooth 2.1+EDR Combo adapter (BT3.0+HS ready) for use only with computer models equipped with an Intel processor Realtek 8188BC8 - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 38
models equipped with an AMD processor Display enclosure for use only with computer models equipped with an Intel processor Base enclosure (includes battery release latch, heat sink, replacement thermal material, and 4 rubber feet) Top cover for use only with computer models equipped with an AMD - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 39
(includes keyboard cable) Keyboard for use only with computer models equipped with an Intel processor in India (includes keyboard cable) RTC battery (includes cable and double-sided tape) Thermal Material Kit for use only with computer models equipped with an Intel processor (includes replacement - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 40
-GHz processor (1333-MHz FSB, 3.0-MB L3 cache, dual core, 35 W; includes replacement thermal material) Atheros 9485GN 802.11b/g/n 1×1 WiFi and 3012 Bluetooth 4.0 Combo Adapter System board for use only with computer models equipped with an AMD E450 1.65-GHz processor (dual core, 18 W) and a graphics - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 41
Spare part number 657325-001 659930-001 659939-001 663603-001 666213-001 Description Broadcom 4313GN 802.11b/g/n 1×1 WiFi and 20702 Bluetooth 4.0 Combo Adapter Optical drive slot space saver DVD-ROM Drive 14.0-in, HD, LED, BrightView display assembly for use only with computer models equipped with - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 42
plastic parts. Use care when handling the plastic parts. Apply pressure only at the points designated in the maintenance instructions. Cables and connectors CAUTION: When servicing the computer, be sure that cables are placed in their proper locations during the reassembly process. Improper cable - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 43
Drive handling CAUTION: Drives are fragile components that must be handled with care. To prevent damage to the computer, damage to a drive, or loss of information, observe these precautions: Before removing or inserting a hard drive, shut down the computer. If you are unsure whether the computer is - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 44
CAUTION: To prevent damage to the computer when you are removing or installing internal components, observe these precautions: Keep components in their electrostatic-safe containers until you are ready to install them. Before touching an electronic component, discharge static electricity by using - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 45
. ● Use a wrist strap connected to a properly grounded work surface and use properly grounded tools and equipment. ● Use conductive field service tools, such as cutters, screwdrivers, and vacuums. ● When fixtures must directly contact dissipative surfaces, use fixtures made only of staticsafe - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 46
with ground cords of one megohm resistance ● Static-dissipative tables or floor mats with hard ties to the ground ● Field service kits ● Static awareness labels ● Material-handling packages ● Nonconductive plastic bags, tubes, or boxes ● Metal tote boxes ● Electrostatic voltage levels and - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 47
There are as many as 72 screws that must be removed, replaced, or loosened when servicing the computer. Make special note of each screw and size and location during removal and replacement. Service tag When ordering parts or requesting information, provide the computer serial number and model number - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 48
Description This number describes the duration of the warranty period for the computer. This is the alphanumeric identifier used to locate documents, drivers, and support for the computer. Computer feet The computer feet are adhesive-backed rubber pads. There are 4 rubber feet that attach to the - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 49
then unplugging the AC adapter from the computer. Remove the battery: 1. Slide the battery release latch (1) to release the battery. 2. Pivot the front edge of the battery (2) up and back. 3. Remove the battery (3) from the computer. To insert the battery: 1. Align the tabs on the rear edge of the - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 50
802.11b/g/n 1×1 WiFi and 2070 Bluetooth 2.1+EDR Combo adapter (BT3.0+HS 600370 to restore device functionality, and then contact technical support. Before removing the WLAN module, follow these adapter from the computer. 4. Remove the battery (see Battery on page 41). 5. Remove the memory module - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 51
2. Lift the rear edge of the memory module/wireless module compartment cover (2) up and forward until it rests at an angle. 3. Remove the memory module/wireless module compartment cover. The memory module/wireless module compartment cover is available in the Plastics Kit, spare part number 645981- - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 52
6. Remove the WLAN module by pulling the module away from the slot at an angle (3). NOTE: The WLAN module is designed with a notch (4) to prevent incorrect installation into the WLAN module socket. NOTE: If the WLAN antennas are not connected to the terminals on the WLAN module, the protective - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 53
the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 41). 5. Remove the memory module/wireless module compartment cover (see WLAN module on page 42). Remove the memory module: 1. Spread the - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 54
the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 41). 5. Remove the memory module/wireless module compartment cover (see WLAN module on page 42). Remove the hard drive: 1. Loosen the - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 55
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 hard drive compartment cover is available in the Plastics Kit, spare part number 645981-001. 4. Disconnect the hard drive connector cable (1) from - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 56
6. Remove the hard drive (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 replace the components. Reverse this procedure to reassemble and install the hard drive. 48 Chapter 4 Removal and replacement - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 57
the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 41). 5. Remove the memory module/wireless module compartment cover (see WLAN module on page 42). 6. Remove the hard drive compartment - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 58
3. Remove the optical drive (3) by sliding it out of the optical drive bay. 4. If it is necessary to replace the optical drive bracket, position the optical drive with the rear panel toward you. 5. Remove the two Phillips PM2.0×3.0 screws (1) that secure the bracket to the optical drive. 6. Remove - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 59
the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 41). 5. Remove the memory module/wireless module compartment cover (see WLAN module on page 42). 6. Remove the hard drive compartment - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 60
PM2.5×5.0 screw that secures the keyboard to the computer. 2. Rest and secure the computer on its left side. 3. Partially open the computer. 4. Insert a screw driver or similar thin tool into the keyboard release hole, and then press on the back of the keyboard until the keyboard disengages from the - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 61
6. Lift the rear edge of the keyboard (1), and then swing the keyboard up and forward (2) until it rests upside down on the palm rest. 7. Release the zero insertion force (ZIF) connector (1) to which the keyboard cable is attached, and then disconnect the keyboard cable (2) from the system board. 8. - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 62
the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 41), and then remove the following components: ● Memory module/wireless module compartment cover (see WLAN module on page 42) ● Hard - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 63
3. Remove the nine Phillips PM2.5×6.0 screws that secure the top cover to the computer. 4. Remove the two Phillips PM2.5×10.0 screws (1) and the four Phillips PM2.0×3.0 screws (2) that secure the top cover to the computer. 5. Turn the computer right-side up, with the front toward you. 6. Open the - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 64
7. Release the ZIF connectors to which the following cables are attached, and then disconnect the cables from the system board: ● Power button board cable (1) (included with the power button board spare part kit, spare part number 646129-001) ● TouchPad button board cable (2) (included with the - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 65
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. Component replacement - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 66
the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 41), and then remove the following components: ● Memory module/wireless module compartment cover (see WLAN module on page 42) ● Hard - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 67
the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 41), and then remove the following components: ● Memory module/wireless module compartment cover (see WLAN module on page 42) ● Hard - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 68
Remove the TouchPad button board and cable: 1. Turn the top cover upside down, with the top toward you. 2. Release the TouchPad board cable (1) and the TouchPad button board cable (2) from the top cover. (The TouchPad board cable and the TouchPad button board cable are attached to the top cover with - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 69
the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 41), and then remove the following components: ● Memory module/wireless module compartment cover (see WLAN module on page 42) ● Hard - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 70
5. Remove the speakers (6). Reverse this procedure to install the speakers. 62 Chapter 4 Removal and replacement procedures - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 71
the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 41), and then remove the following components: ● Memory module/wireless module compartment cover (see WLAN module on page 42) ● Hard - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 72
the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 41), and then remove the following components: ● Memory module/wireless module compartment cover (see WLAN module on page 42) ● Hard - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 73
4. Release the power connector cable from the clip (2) built into the base enclosure. 5. Turn the computer right-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. 8. Remove the two - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 74
power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 41). 66 Chapter 4 Removal and replacement procedures - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 75
board. 2. Release the wireless antenna cables from the clips (2) built into the base enclosure. CAUTION: Support the display assembly when removing the following screws. Failure to support the display assembly can result in damage to the display assembly and other computer components. 3. Remove the - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 76
5. If it is necessary to replace the display bezel or any of the display assembly subcomponents: a. Remove the two Mylar screw covers (1) and the two Phillips PM2.5×4.0 screws (2) that secure the display bezel to the display assembly. The Mylar screw covers are available in the Display Screw Kit, - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 77
c. Remove the webcam/microphone module (3). The webcam/microphone module is available using spare part number 646138-001. 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 covers to the display enclosure. b. Remove the hinge - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 78
8. If it is necessary to replace the display 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 display enclosure. b. Lift the top edge of the display panel, and then swing it up and forward until it rests upside down in - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 79
c. Release the adhesive strip (1) that secures the display panel cable to the display panel, and then disconnect the display panel cable (2) from the display panel. d. Remove the display panel. The display panel is available using spare part number 645987-001. 9. If it is necessary to replace the - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 80
10. If it is necessary to replace the display panel cable: a. Release the tabs (1) built into the display enclosure shielding that secure the display panel cable to the display enclosure. b. Release the display panel cable from the clips (2) built into the display enclosure. c. Remove the display - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 81
from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 41). 5. Remove the WLAN module (see WLAN module on page 42). 6. Disconnect the hard drive connector cable from the system board - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 82
are removed from the defective system board and installed on the replacement system board: ● Memory module (see Memory module on page 45) ● RTC battery (see RTC battery on page 78) ● Fan/heat sink assembly (see Fan/heat sink assembly on page 80) ● Processor (see Processor on page 86) Remove the - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 83
4. Remove the system board (3) by sliding it up and to the right at an angle. NOTE: A heat sink is attached to the base enclosure to service a component on the bottom of the system board. The thermal material must be thoroughly cleaned from the surfaces of the system board (1) and the heat - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 84
power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 41), and then remove the following components: ● WLAN module (see WLAN module on page 42) ● Keyboard (see Keyboard on page 51 - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 85
3. Remove the optical drive connector (3) from the base enclosure. Reverse this procedure to install the optical drive connector cable. Component replacement procedures 77 - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 86
power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 41), and then remove the following components: ● WLAN module (see WLAN module on page 42) ● Keyboard (see Keyboard on page 51 - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 87
3. Detach the RTC battery (2) from the system board. (The RTC battery is attached to the system board with double-sided tape.) 4. Remove the RTC battery. Reverse this procedure to install the RTC battery. Component replacement procedures 79 - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 88
the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 41), and then remove the following components: ● Optical drive (see Optical drive (select models only) on page 49) ● WLAN module (see - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 89
● Display assembly (see Display assembly on page 66) ● System board (see System board on page 73) Remove the fan/heat sink assembly: 1. Disconnect the fan cable from the system board. 2. Turn the system board upside down, with the front toward you. 3. Loosen the captive screws (1) that secure the - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 90
NOTE: The following illustration shows the fan/heat sink assembly removal process on a computer model equipped with an Intel Pentium processor and a graphics subsystem with discrete memory. NOTE: The following illustration shows the fan/heat sink assembly removal process on a computer model equipped - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 91
NOTE: The following illustration shows the fan/heat sink assembly removal process on a computer model equipped with an Intel Celeron processor. The thermal material must be thoroughly cleaned from the surfaces of the heat sink and the system board components each time the heat sink is removed. - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 92
it ● A thermal pad is used on the graphics subsystem chip (3) and the heat sink section (4) that services it NOTE: The following illustration shows the replacement thermal material locations on a computer model equipped with an Intel Pentium processor and a graphics subsystem with UMA - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 93
processor. ● 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 services it Reverse this procedure to reassemble and install the fan/heat sink assembly. Component replacement - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 94
power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 41), and then remove the following components: ● WLAN module (see WLAN module on page 42) ● Keyboard (see Keyboard on page 51 - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 95
System board on page 73) ● Fan/heat sink assembly (see Fan/heat sink assembly on page 80) Remove the processor: 1. Use a flat-bladed screw driver to turn the processor locking screw one-half turn counterclockwise (1), until you hear a click. 2. Lift the processor (2) straight up, and then remove it - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 96
operating properly. Starting Setup Utility NOTE: An external keyboard or mouse connected to a USB port can be used with Setup Utility only if USB legacy support is enabled. To start Setup Utility, follow these steps: 1. Turn on or restart the computer, and then press esc while the "Press the ESC key - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 97
Exit > Exit Discarding Changes, and then press enter. ● To save your changes and exit Setup Utility menus, press f10, and then follow the on-screen instructions. - or - Use the tab key and the arrow keys to select Exit > Exit Saving Changes, and then press enter. Your changes go into effect when - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 98
. 4. Follow the on-screen instructions. 5. To save your changes and exit, press f10, and then follow the on-screen instructions. - or - Use the arrow SoftPaqs. Some download packages contain a file named Readme.txt, which contains information regarding installing and troubleshooting the file. - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 99
> Maintain. Windows XP-Select Start > Help and Support, and then select the software and drivers update. 2. Follow the on-screen instructions to identify your computer and access the BIOS update you want to download. 3. At the download area, follow these steps: a. Identify the BIOS update that - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 100
instructions. NOTE: After a message on the screen reports a successful installation, you can delete the downloaded problems that Battery test-This test analyzes the condition of the battery. If the battery fails the test, contact HP support to report the issue and purchase a replacement battery - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 101
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 @ 4.74 A - 90 W Operating - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 102
14.0-inch display specifications Dimensions Height Width Diagonal Number of colors Contrast ratio Brightness Pixel resolution Pitch Format Configuration Backlight Character display Total power consumption Viewing angle Metric U.S. 17.6 cm 31.2 cm 35.7 cm Up to 16.8 million 200:1 (typical) 200 - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 103
°F to 140°F) *1 GB = 1 billion bytes when referring to hard drive storage capacity. Actual accessible capacity is less. NOTE: Certain restrictions and exclusions apply. Contact technical support for details. Hard drive specifications 95 - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 104
recovery flash drive) ● Backing up your information ● Recovering a program or driver Restore In the event of hard drive failure, to restore your system to the factory. Software not provided with this computer must be reinstalled manually. NOTE: Recovery discs have been included if your computer does - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 105
creation process. To create a set of recovery discs or a recovery flash drive: 1. Select Start > All Programs > Recovery Manager > Recovery Media Creation. 2. Follow the on-screen instructions. Creating restore media 97 - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 106
was preinstalled at the factory. Software not provided with this computer must be downloaded from the manufacturer's Web site or reinstalled from the disc provided by the Click System Recovery in the Recovery Manager window. 3. Follow the on-screen instructions. 98 Chapter 7 Backup and recovery - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 107
boot order needs to be changed. 3. Press f9 at system bootup. 4. Select the optical drive or the flash drive. 5. Follow the on-screen instructions. Changing the computer boot order To change the boot order for recovery discs: 1. Restart the computer. 2. Press esc while the computer is restarting - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 108
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 able to recover your system depends on how recent your backup - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 109
> System and Security > Backup and Restore. 2. Follow the on-screen instructions to schedule and create a backup. NOTE: Windows includes the User Account Control utilities, or changing Windows settings. Refer to Help and Support for more information. Using Windows system restore points A system - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 110
Panel > System and Security > System. 2. In the left pane, click System Protection. 3. Click the System Protection tab. 4. Follow the on-screen instructions. Restore to a previous date and time To revert to a restore point (created at a previous date and time), when the computer was functioning - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 111
8 Power cord set requirements The wide-range input feature of the computer permits it to operate from any line voltage from 100 to 120 volts AC, or from 220 to 240 volts AC. The 3-conductor power cord set included with the computer meets the requirements for use in the country or region where the - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 112
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 France UTE 1 Germany VDE 1 Italy IMQ 1 Japan METI 3 The Netherlands - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 113
dispose of the battery in general household waste. Follow the local laws and regulations in your area for computer battery disposal. Display WARNING Web site at http://www.eiai.org. This section provides disassembly instructions for the display assembly. The display assembly must be disassembled to - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 114
Perform the following steps: 1. Remove all screw covers (1) and screws (2) that secure the display bezel to the display assembly. 2. Lift up and out on the left and right inside edges (1) and the top and bottom inside edges (2) of the display bezel until the bezel disengages from the display - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 115
4. Disconnect all display panel cables (1) from the display inverter and remove the inverter (2). 5. Remove all screws (1) that secure the display panel assembly to the display enclosure. 6. Remove the display panel assembly (2) from the display enclosure. 7. Turn the display panel assembly upside - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 116
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 outward. 13. Remove the backlight cover. 14. Turn the display panel right-side up. 108 Chapter - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 117
15. Remove the backlight cables (1) from the clip (2) in the display panel. 16. Turn the display panel upside down. 17. Remove the backlight frame from the display panel. WARNING! The backlight contains mercury. Exercise caution when removing and handling the backlight to avoid damaging this - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 118
18. Remove the backlight from 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 panel (3) from the display rear panel. 22. Release the tape (4) that secures the LCD panel to - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 119
spare part numbers 21, 29, 41 battery bay 15 battery release latch 15 battery/AC adapter light 14 bottom components 15 button components 9 buttons power 9 TouchPad 12 TouchPad on/off 12 C Cable Kit contents 23 spare part number 19, 23, 30 cables, service considerations 34 caps lock light 11 chipset - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 120
applications 10 Windows logo 10 L left-side components 13 light components 11 lights battery/AC adapter 14 caps lock 11 hard drive 14 optical drive 14 power number 21, 27, 33, 49 P packaging guidelines 37 plastic parts, service considerations 34 Plastics Kit contents 28 spare part number 19, 28, 31 - Compaq Presario CQ43-100 | Presario CQ43 Notebook PC Maintenance and Service Gui - Page 121
preliminaries 34 procedures 39 right-side components RJ-45 jack 13 RTC battery removal 78 spare part number 14 20, 31, 78 S Screw Kit, spare part number 27, 31 security cable slot 14 security, product description 6 serial number 39 service considerations cables 34 connectors 34 plastic parts 34
Compaq Presario CQ43 Notebook PC
Maintenance and Service Guide