Compaq Presario CQ40-200 Compaq Presario CQ40 Notebook PC - Maintenance and Se
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- Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 1
Compaq Presario CQ40 Notebook PC Maintenance and Service Guide - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 2
and other countries. Microsoft, Windows, and Windows Vista are U.S. registered trademarks of Microsoft Corporation. SD Logo is a trademark of its proprietor. The information contained herein is subject to change without notice. The only warranties for HP products and services are set forth in the - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 3
, such as an adjoining optional printer, or a soft surface, such as pillows or rugs or clothing, to block airflow. Also, do not allow the AC adapter to contact the skin or a soft surface, such as pillows or rugs or clothing, during operation. The computer and the AC - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 4
iv Safety warning notice - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 5
major components ...18 Display assembly components ...24 Plastics Kit ...25 Mass storage devices ...26 Miscellaneous parts ...27 Sequential part number listing ...28 4 Removal and replacement procedures Preliminary replacement requirements 33 Tools required ...33 Service considerations ...33 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 6
...47 RTC battery ...50 Memory module ...52 Keyboard ...54 Switch cover ...56 Speaker assembly ...58 Display assembly ...60 Camera/microphone module 65 Top cover ...67 TouchPad button board ...70 Bluetooth module ...71 Modem module ...73 Audio board ...74 USB board ...75 Power connector cable - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 7
-AMD processors 102 System memory map specifications-Intel processors 104 System memory map specifications-AMD processors 104 7 Screw listing Black Phillips PM2.5×4.0 screw ...107 Black Phillips PM2.5×6.0 captive screw 109 Black Phillips PM2.0×2.0 broad head screw 110 Silver Phillips - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 8
RJ-45 (network) ...131 HDMI ...132 Universal Serial Bus ...132 10 Power cord set requirements Requirements for all countries or regions 134 Requirements for specific countries or regions 135 11 Recycling Battery ...136 Display ...136 Index ...142 viii - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 9
1 Product description Category Product Name Processors Chipset Description Intel models Compaq Presario CQ40 Notebook PC √ Intel® Core™ 2 Duo processors T9600 2.80-GHz, 6-MB L2 cache, 1066- Northbridge: AMD M770 Southbridge: SB700 AMD models with UMA graphics √ AMD models with discrete - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 10
with more than 2048 MB of system memory Memory size is a dynamic change. ATi Discrete PCI Express x 16 Graphics (32Mx16 DDR2 x 4 PCs) Memory size is a dynamic change. AMD internal Graphics with Layout "Sideport" memory (ATI Radeon HD 3200 Graphics) ● Up to 251 MB on computers with 1024 MB - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 11
by 24 frames per second √ One microphone, analog √ HD audio √ Supports Windows Vista® Premium √ Logo requirements Presario-branded Altec Lansing √ speakers 56K V.92 data/fax modem √ Supports all worldwide certification √ requirements Integrated 10/100 network interface card √ (NIC - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 12
Preinstalled: Free DOS √ RedFlag √ Windows Vista Home Basic (32-bit) √ Windows Vista Home Premium (32- and √ 64-bit) Serviceability End-user replaceable parts: AC adapter √ Battery (system) √ Hard drive √ Memory module √ AMD models with UMA graphics √ √ AMD models with discrete - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 13
Category Description Optical drive Mini Card Intel models √ √ AMD models with UMA graphics √ √ AMD models with discrete graphics √ √ 5 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 14
(1) TouchPad light ● White: TouchPad is enabled. ● Amber: TouchPad is disabled. (2) TouchPad* Moves the pointer and selects or activates items on the screen. (3) Left TouchPad button* Functions like the left button on an external mouse. (4) TouchPad on/off button Enables/disables the TouchPad - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 15
fully charged. If the computer is not plugged into an external power source, the light stays off until the battery reaches a low battery level. ● Blinking: The hard drive or optical drive is being accessed. ● On: HP ProtectSmart Hard Drive Protection has temporarily parked the internal hard drive - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 16
. *The 2 power lights display the same information. The light on the power button is visible only when the computer is open. The power light on the If the computer has stopped responding and Windows® shutdown procedures are ineffective, press and hold the power button for at least 5 seconds to - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 17
log on to Windows. QuickPlay or DVDPlay launches after you log on. Refer to the QuickPlay or DVDPlay software Help for more information. (4) Wireless button Turns the wireless feature on or off changing factory settings, refer to the user guides located in Help and Support. Top components 9 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 18
. Executes frequently used system functions when pressed in combination with a function key or the esc key. Displays the Windows Start menu. Can be used like the keys on an external numeric keypad. Displays a shortcut menu for items beneath the pointer. Execute volume mute, volume up, or volume down - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 19
may look slightly different from the illustration in this section. Component (1) Internal display switch (2) Internal microphones (2) (3) Integrated webcam light (4) Integrated webcam Description Turns off the display if the display is closed while the computer is turned on. Record sound. NOTE: If - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 20
, refer to the section of the Regulatory, Safety and Environmental Notices that applies to your country or region. These notices are located in Help and Support. 12 Chapter 2 External component identification - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 21
fully charged. If the computer is not plugged into an external power source, the light stays off until the battery reaches a low battery level. ● Blinking: The hard drive or optical drive is being accessed. ● On: HP ProtectSmart Hard Drive Protection has temporarily parked the internal hard drive - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 22
USB device. NOTE: Depending on your computer model, the computer may include a USB port only. On: A digital card is being accessed. Supports the following optional digital card formats: ● Memory Stick (MS) ● Memory Stick Pro (MSP) ● MultiMediaCard (MMC) ● Secure Digital (SD) Memory Card ● xD - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 23
the illustration in this section. Component (1) Optical drive light (2) Optical drive (3) USB ports (2) (4) RJ-11 (modem) jack (select models only) (5) Power connector Description Blinking: The optical drive is being accessed. Reads optical discs and, on select models, also writes to optical discs - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 24
country or region. If you replace the module and then receive a warning message, remove the module to restore computer functionality, and then contact technical support through Help and Support. Releases the battery from the battery bay. Holds the battery. Enable airflow to cool internal components - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 25
3 Illustrated parts catalog Serial number location When ordering parts or requesting information, provide the computer serial number and model number located on the bottom of the computer. Serial number location 17 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 26
Computer major components Item Description (1) 14.1-inch, WXGA, BrightView display assembly 18 Chapter 3 Illustrated parts catalog Spare part number - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 27
Spare part number NOTE: See Display assembly components on page 24 for more display assembly internal component spare part graphics subsystems, without 502977-001 a camera module (2) Switch cover (includes power button board and cable, volume/LED board, and strip cover) 487299-001 (3) Keyboards - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 28
11) USB board (includes USB board cable) 486842-001 USB board cable 486843 WiFi Link 5100 802.11a/b/g WLAN module for use in all countries and regions 482957-001 Broadcom 4321 Wi-Fi Adapter , Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Ireland, Italy, the Ivory Coast, Jamaica, Jordan - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 29
Guinea-Bissau, Guyana, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Israel, Italy, Ivory Coast, Jamaica, Japan, Jordan 15) RTC battery (includes 2-sided tape) 486835-001 (16) Audio board (includes audio connectors and audio board cable) 487344-001 Audio board cable kit - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 30
, 800-MHz, PC2-6400 ● 1024-MB, 800-MHz, PC2-6400 ● 512-MB, 800-MHz, PC2-6400 ● 2048-MB, 667-MHz, PC-5300 ● 1024-MB, 667-MHz, PC-5300 ● 512-MB, 667-MHz, PC-5300 (20) Processors (include thermal material) Intel Core 2 Duo processors: ● T9600 (2.80-GHz, 6-MB L2 cache) ● T9400 (2.53-GHz, 6-MB - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 31
512-KB L2 cache) (21) Bluetooth module Bluetooth module cable (not illustrated) (22) Batteries ● 6-cell, 2.20-Ah, Li-ion for use in computer models with Intel processors ● 6-cell, 2.20-Ah, Li-ion for use in computer models with AMD processors Power button board (not illustrated) Rubber Feet Kit - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 32
subsystems 489066-001 For use only with computer models with AMD processors and discrete graphics subsystems 502979-001 (7) Display enclosure 487284-001 Display cable (not illustrated) 486735-001 Display screw kit (not illustrated; includes screws and rubber screw covers) 486730-001 Rubber - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 33
Plastics Kit Item Description Plastics Kit For use only in computer models with Intel processors For use only in computer models with AMD processors (1) ExpressCard slot bezel (2) Hard drive cover (includes 2 screws) (3) Memory module compartment cover (includes 1 screw) Spare part number 486862- - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 34
Mass storage devices Item Description (1) Hard drives (include hard drive bracket) For use only in computer models with Intel processors: ● 320-GB, 5400-rpm ● 250-GB, 5400-rpm ● 160-GB, 5400-rpm ● 120-GB, 5400-rpm For use in computer models with AMD processors: ● 250-GB, 5400-rpm ● 160-GB, 5400-rpm - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 35
Miscellaneous parts Description AC adapters 90-W PFC AC adapter 65-W PFC AC adapter System fan Display lid switch module Power cords: Australia and New Zealand Brazil India The People's Republic of China South Korea Taiwan The United Kingdom and Hong Kong The United States Screw Kit ● Phillips PM - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 36
with AMD processors (667-MHz, PC2-5300, 1DIMM) Broadcom 4321 Wi-Fi Adapter for use in Afghanistan, Albania, Algeria, Andorra, Angola, Antigua & Barbuda, Guinea-Bissa, Guyana, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Ireland, Italy, the Ivory Coast, Jamaica, Jordan, Kenya, Kiribati, - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 37
Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Israel, Italy, Ivory Coast module cable) 90-W PFC AC adapter 65-W PFC AC adapter Intel WiFi Link 5100 802.11a/b/g/n WLAN WiFi Link 5100 802.11a/b/g WLAN module for use in all countries and regions Bluetooth module Sequential - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 38
(includes power connector) Speaker assembly Bluetooth module cable for use only in computer models with Intel processors Keyboard for use in the United States Keyboard for use in French Canada Keyboard for use in Thailand Keyboard for use in Taiwan Keyboard for use in South Korea System board for - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 39
Combo Drive for use only in computer models with AMD processors 6-cell, 2.20-Ah battery for use only in computer models with Intel processors Screw Kit Switch cover (includes power button board and cable, volume/LED board, and LED cover) Top cover (includes TouchPad and cable) Broadcom 4322 802.11a - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 40
use in South Korea Power cord for use in India Intel Core Duo T7350 2.00-GHz processor, 3-MB L2 cache; includes thermal material Power button board Fan/heat sink assembly for use in computer models with AMD processors with UMA graphics subsystems (includes thermal material) System board for use only - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 41
requirements Tools required You will need the following tools to complete the removal and replacement procedures: ● Flat-bladed screwdriver ● Magnetic screwdriver ● Phillips P0 and P1 screwdrivers Service considerations The following sections include some of the considerations that you must keep in - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 42
Cables and connectors CAUTION: When servicing the computer, be sure that cables are placed in are routed in such a way that they cannot be caught or snagged by parts being removed or replaced. Handle flex cables with extreme care; these cables tear easily. Drive handling CAUTION: Drives are fragile - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 43
integrated circuits provide some protection, but in many cases, ESD contains enough power to alter device parameters or melt silicon junctions. A discharge of static V 21,000 V 11,000 V 55% 7,500 V 3,000 V 400 V 400 V 2,000 V 3,500 V 7,000 V 5,000 V Preliminary replacement requirements 35 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 44
work surface and use properly grounded tools and equipment. ● Use conductive field service tools, such as cutters, screwdrivers, and vacuums. ● When fixtures must with pins, leads, or circuitry. ● Turn off power and input signals before inserting or removing connectors or test equipment. 36 Chapter 4 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 45
straps (heel, toe, or boot straps) can be used at standing workstations and are compatible with most types of shoes or boots. On conductive floors or dissipative mats with hard ties to the ground ● Field service kits ● Static awareness labels ● Material-handling packages replacement requirements 37 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 46
If the computer you are servicing has an unknown user adapter from the computer. 4. Remove the battery (see Battery on page 41). 5. Remove the RTC battery (see RTC battery on page 50). 6. Wait approximately 5 minutes. 7. Replace the RTC battery and reassemble the computer. 8. Connect AC power - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 47
as 75 screws, in 12 different sizes, that must be removed, replaced, or loosened when servicing the computer. Make special note of each screw size and location during removal and replacement. Serial number Report the computer serial number to HP when requesting information or ordering spare parts - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 48
Computer feet Description Rubber Feet Kit Spare part number 486863-001 The computer feet are adhesive-backed rubber pads. The feet attach to the base enclosure in the locations illustrated below. 40 Chapter 4 Removal and replacement procedures - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 49
. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. Remove the battery: 1. Turn the computer upside down on a flat surface. 2. Slide the - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 50
3. Disconnect the 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). tray is partially ejected from the optical drive.) 42 Chapter 4 Removal and replacement procedures - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 51
the media tray frame to remove the optical drive (3). 5. If it is necessary to replace the optical drive bracket, position the optical drive with the optical drive bracket toward you. (2). Reverse the above procedure to reassemble and install the optical drive. Component replacement procedures 43 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 52
all external devices connected to the computer. 3. Disconnect the 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). Remove the hard drive: 1. Position the computer - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 53
hard drive (3) until it disconnects from the connector, and then lift the hard drive up and out of the computer (4). 6. If it is necessary to replace the hard drive bracket, remove the four Phillips PM3.0×4.0 screws (1) that secure the hard drive bracket to the hard drive. Component - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 54
7. Lift the bracket (2) straight up to remove it from the hard drive. Reverse this procedure to reassemble and install the hard drive. 46 Chapter 4 Removal and replacement procedures - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 55
WiFi Link 5100 802.11a/b/g WLAN module for use in all countries and regions 482957-001 Broadcom 4321 Wi-Fi Adapter Guyana, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Ireland, Israel, Italy, the Ivory Coast, Jamaica, , Bolivia, Bosnia & Herzegovina, Component replacement procedures 47 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 56
, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Israel, Italy, Ivory Coast, Jamaica 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 replacement procedures - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 57
regulates wireless devices in your country or region. If you replace the module and then receive a warning message, remove the module to restore computer functionality, and then contact technical support through Help and Support. NOTE: WLAN modules are designed with a notch (4) to prevent incorrect - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 58
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). Remove the RTC battery the RTC battery cable (1) from the system board. 50 Chapter 4 Removal and replacement procedures - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 59
4. Remove the RTC battery (2). Reverse this procedure to install the RTC battery. Component replacement procedures 51 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 60
Disconnect all external devices connected to the computer. 3. Disconnect the 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). Remove the memory module: 1. Position the - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 61
angle. NOTE: Memory modules are designed with a notch (3) to prevent incorrect insertion into the memory module slot. Reverse this procedure to install a memory module. Component replacement procedures 53 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - 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). 5. Remove the Mini Card compartment cover (see RTC battery on page 50). Remove the keyboard: 1. Turn the computer upside down, with - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 63
are clear of the switch cover. 8. Release the zero insertion force (ZIF) connector (1) to which the keyboard cable is attached and disconnect the keyboard cable (2) from the system board. 9. Remove the keyboard. Reverse this procedure to install the keyboard. Component replacement procedures 55 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 64
first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the following components: a. Battery (see Battery on page 41). b. Optical drive (see Optical drive on page 42). c. Keyboard (see Keyboard on page 54). Remove the switch cover: 1. Turn - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 65
cable (2) is connected and disconnect the cable from the system board. 7. Lift the front edge of the switch cover to disengage it from the computer, pull the switch cover toward the display until the light pipe on the front of the switch cover clears the top cover, and then lift the cover up and - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 66
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 following components: a. Optical drive (see Optical drive on page 42) b. Keyboard (see Keyboard on page 54) c. Switch cover (see Switch cover - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 67
4. Lift the speaker assembly (2) straight up to remove it from the computer. Reverse this procedure to install the speaker assembly. Component replacement procedures 59 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 68
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. Disconnect the wireless antenna cables from the WLAN module (see WLAN module on page 47). 6. Remove the following components: a. Keyboard (see Keyboard on - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 69
screws. Failure to support the display assembly can result in damage to the display assembly and other computer components. 5. Remove the four black Phillips PM2.5×6.0 screws (1) that secure the display assembly to the computer. 6. Remove the display assembly (2). Component replacement procedures 61 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 70
-001 for computers with a camera module, 487285-001 for computers without a camera module. 10. If it is necessary to replace the inverter, release the inverter (1) from the clips in the display enclosure as far as the display panel cable and the backlight cable will allow. 62 Chapter 4 Removal and - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 71
. Remove the inverter. 13. If it is necessary to replace the display panel, remove the six black Phillips PM2.5×5.0 screws (1) that secure the display panel to the display enclosure, and then lift the panel from the enclosure (2). The display panel is available using the spare part number 487279-001 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 72
part number 486735-001. 15. If it is necessary to replace the display hinges, remove the four silver Phillips PM2.0×3.0 screws (1) that secure each hinge to the display. 16. Remove the display hinges (2) from the display. The display hinges are available using spare part number 486737-001. 17. If - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 73
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). Remove the camera/microphone module: 1. Turn the computer display-side up, with the front toward you. 2. Open the computer - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 74
edge (2) of the display bezel until the bezel disengages from the display enclosure. 5. Release the display bezel top edge (3). 6. Release the camera module assembly (1) from the display enclosure as far as to install the camera/microphone module. 66 Chapter 4 Removal and replacement procedures - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 75
unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 41). 5. Remove the following components: a. Hard drive (see Hard drive on page 44) b. Optical drive (see Optical drive on page 42) c. Keyboard (see Keyboard on page 54) d. Switch cover (see Switch cover on page - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 76
3. Turn the computer right-side up, with the front toward you. 4. Disconnect the following cables from the system board: ● Bluetooth module cable (1) ● TouchPad cable (2) ● USB board cable (3) and release from top cover clips (4) ● Num lock light cable (5) 5. Remove the two Phillips PM2.5×7.0 screws - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 77
7. Remove the top cover (3). Reverse this procedure to install the top cover. Component replacement procedures 69 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 78
unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 41). 5. Remove the following components: a. Hard drive (see Hard drive on page 44) b. Optical drive (see Optical drive on page 42) c. Keyboard (see Keyboard on page 54) d. Switch cover (see Switch cover on page - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 79
42) c. Keyboard (see Keyboard on page 54) d. Switch cover (see Switch cover on page 56) e. Speaker assembly (see Speaker assembly on page 58) f. Display assembly (see Display assembly on page 60) g. Top cover (see Top cover on page 67) Remove the Bluetooth module: Component replacement procedures 71 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 80
Bluetooth module cable (1) from the system board. 3. Remove the two silver PM2.0x3.0 screws (2) that secure the Bluetooth module to the top cover. 4. Remove the Bluetooth module (3) from the top cover. Reverse the above procedure to install the Bluetooth module. 72 Chapter 4 Removal and replacement - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 81
unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 41). 5. Remove the following components: a. Hard drive (see Hard drive on page 44) b. Optical drive (see Optical drive on page 42) c. Keyboard (see Keyboard on page 54) d. Switch cover (see Switch cover on page - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 82
drive on page 42) c. Keyboard (see Keyboard on page 54) d. Switch cover (see Switch cover on page 56) e. Speaker assembly (see Speaker assembly on page 58) f. Display assembly (see Display assembly on page 60) g. Top cover (see Top cover on page 67) 74 Chapter 4 Removal and replacement procedures - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 83
PM2.5×3.0 screws (3) that secure the audio board to the computer. 5. Lift the rear edge of the audio board and swing it forward until the audio power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. Component replacement - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 84
drive on page 42) c. Keyboard (see Keyboard on page 54) d. Switch cover (see Switch cover on page 56) e. Speaker assembly (see Speaker assembly on page 58) f. Display assembly (see Display assembly on page 60) g. Top cover (see Top cover on page 67) Remove the USB board: 1. Turn the computer upright - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 85
drive on page 42) c. Keyboard (see Keyboard on page 54) d. Switch cover (see Switch cover on page 56) e. Speaker assembly (see Speaker assembly on page 58) f. Display assembly (see Display assembly on page 60) g. Top cover (see Top cover on page 67) Remove the power connector cable: 1. Turn the - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 86
4. Remove the cable from the base enclosure clips (3). Reverse this procedure to install the power connector cable. 78 Chapter 4 Removal and replacement procedures - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 87
AMD processors and UMA graphics subsystems 492313-001 (includes thermal material) When replacing the system board, be sure that the following components are removed from the defective system board and installed on the replacement system board: ● RTC battery (see RTC battery on page 50) ● Memory - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 88
captive Phillips PM1.5×9.0 screws on the expansion port connector (1). 4. Remove the two black Phillips PM2.5×6.0 screws that secure the system board to the computer (2). 5. Lift the right side of the system board (1) until it rests at an angle (2). 80 Chapter 4 Removal and replacement procedures - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 89
sliding it to the right at an angle (3) until the connectors on the left side of the system board disengage from the base enclosure, and then remove the system board. 7. If it is necessary to replace the modem module cable, remove the RJ-11 connector (1) from the clip built into the base enclosure - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 90
on page 42) c. Keyboard (see Keyboard on page 54) d. Switch cover (see Switch cover on page 56) e. Speaker assembly (see Speaker assembly on page 58) f. Display assembly (see Display assembly on page 60) g. Top cover (see Top cover on page 67) h. System board (see System board on page 79) Remove - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 91
The following locations require thermal pads on systems with discrete graphics subsystems: ● (3) Four locations on heat sink ● (4) thermal paste are included with all fan/heat sink assembly, system board, and processor spare part kits. The thermal material must be thoroughly replacement procedures 83 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 92
The following locations require thermal pads on systems with UMA graphics subsystems: ● (3) Four locations on heat sink ● (4) Capacitors ● (5) Northbridge chip Reverse this procedure to install the fan/heat sink assembly. 84 Chapter 4 Removal and replacement procedures - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 93
(see Optical drive on page 42) c. Keyboard (see Keyboard on page 54) d. Switch cover (see Switch cover on page 56) e. Speaker assembly (see Speaker assembly on page 58) f. Display assembly (see Display assembly on page 60) g. Top cover (see Top cover on page 67) Component replacement procedures 85 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 94
the AC adapter from the computer. 4. Remove the battery (see Battery on page 41). 5. Remove the following components: a. Hard drive (see Hard drive on page 44) b. Optical drive (see Optical drive on page 42) c. Keyboard (see Keyboard on page 54) 86 Chapter 4 Removal and replacement procedures - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 95
assembly on page 58) f. Display assembly (see Display assembly on page 60) g. Top cover (see Top cover on page 67) h. System board (see System board on page 79) Remove the system fan: 1. Position the base enclosure with the front toward you. 2. Remove the two black Phillips PM2.5×6.0 screws (1) that - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 96
HP must repair this equipment. All troubleshooting and repair procedures are detailed to allow repair at only the subassembly or module level. Because of the complexity of the individual boards key for Startup Menu" message is displayed in the lower-left corner of the screen, press f10. - or - Open - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 97
in the Setup Utility Because the Setup Utility is not Windows based, it does not support the TouchPad. Navigation and selection are by keystroke. ● To the "Press the ESC key for Startup Menu" message is displayed in the lower-left corner of the screen, press f10. - or - Open the Setup Utility by - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 98
Startup Menu" message is displayed in the lower-left corner of the screen, press f10. - displayed in the lower-left corner of the screen, press esc. When the Startup Menu is displayed esc to return to the menu display. Then use the arrow keys to to the menu display. Then use the arrow keys to - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 99
and date. ● View identification information about the computer. ● View specification information about the processor, memory size, system BIOS, and keyboard controller version (select models only). Security menu Select Administrator password Power-On Password To do this Enter, change, or delete an - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 100
Select To do this ◦ USB Floppy ◦ Internal CD/DVD ROM Drive ◦ Hard drive ◦ USB Diskette on Key ◦ USB Hard drive ◦ Network adapter Diagnostics menu Select Hard Disk Self Test Secondary Hard Disk Self Test (select models only) Memory Test To do this Run a comprehensive self-test on - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 101
Specifications Computer specifications Dimensions Height (front to back) Width Depth Weight (with optical drive, hard drive, and battery) Input power ,000 ft -50 ft to 40,000 ft 125 g, 2 ms, half-sine 200 g, 2 ms, half-sine 0.75 g zero-to-peak, 10 Hz to 500 Hz, 0.25 oct/min sweep rate Computer - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 102
this range of temperatures. 14.1-inch, WXGA, BrightView 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. 27.94 cm 20.83 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 103
temperature 5°C to 55°C (41°F to 131°F) NOTE: Certain restrictions and exclusions apply. Consult technical support for details. *1 GB = 1 billion bytes when referring to hard drive storage capacity. Accessible capacity is less. Actual drive specifications may differ slightly. Hard drive - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 104
CD-RW Super Multi Double-Layer Combo Drive specifications Applicable disc Access time Random Cache buffer Data transfer rate 24X CD-ROM 8X DVD 24X CD-R 16X CD-RW 8X DVD+R 4X DVD+RW 8X DVD-R 4X DVD-RW 2.4X DVD+R(9) 5X DVD-RAM Transfer mode Read: Write: CD-DA, CD+(E)G, CD - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 105
System DMA specifications Hardware DMA System function DMA0 Not applicable DMA1* Not applicable DMA2* Not applicable DMA3 Not applicable DMA4 Direct memory access controller DMA5* Available for PC Card† DMA6 Not assigned DMA7 Not assigned *PC Card controller can use DMA 1, 2, or - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 106
specifications-Intel processors Hardware IRQ System function IRQ0 IRQ1 System timer Standard 101-/102-Key or Microsoft® Natural Keyboard Intel 82852/82855 GM/GME Graphic Controller IRQ11 Realtek RTL8139 Family , IRQ7, IRQ9, IRQ10, or none. NOTE: PC Cards may assert IRQ3, IRQ4, IRQ5, IRQ7, - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 107
System interrupt specifications-AMD processors Hardware IRQ ISA0 ISA1 ISA8 ISA12 ISA13 ISA14 ISA15 PCI5 PCI7 PCI7 PCI7 PCI7 PC10 PC16 PC16 PC17 PC17 PC18 PC19 PCI-2 PC21 PC22 PC23 PC-3 PC-4 System function High precision event timer Standard 101/102-Key or Microsoft Natural PS/2 Keyboard High - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 108
System I/O address specifications-Intel processors I/O address ( 100 - 16F 170 - 177 178 - 1EF 1F0 - 1F7 1F8 - 200 201 202 - 21F System function (shipping configuration) DMA controller no. 1 Unused /timer registers Unused Keyboard controller Port B Unused Keyboard controller Unused NMI enable - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 109
Unused VGA Reserved (parallel port/no EPP support) VGA PC Card controller in CPU Unused Internal modem "A" diskette controller Serial port (COM1/default) PCI configuration index register (PCIDIVO-1) PCI configuration data register (PCIDIVO-1) System I/O address specifications-Intel processors 101 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 110
Standard 101/102-Key or Microsoft Natural PS/2 Keyboard Motherboard resources Microsoft ACPI-Compliant Embedded Controller Motherboard resources System CMOS/real time clock Motherboard resources Motherboard resources Motherboard resources Direct memory access controller Direct memory access - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 111
MCP67M ATA Channel 0 Motherboard resources PCI bus Motherboard resources Motherboard resources Motherboard resources Motherboard resources Motherboard resources Motherboard resources NVIDIA nFOrce PCI IDE Controller PCI standard PCI-to-PCI bridge System I/O address specifications-AMD processors 103 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 112
System memory map specifications-Intel processors Size 640 KB 128 KB 48 KB 160 KB 64 KB 15 MB 58 MB 58 MB 2 MB 4 GB 64 KB Memory address 00000000- bus PCI bus PCI bus PCI bus PCI bus PCI bus PCI bus PCI bus PCI bus PCI bus PCI bus NVIDIA MCP67M Motherboard resources 104 Chapter 6 Specifications - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 113
Enhanced PCI to USB Host Controller Standard Enhanced PCI to USB Host Controller NVIDIA nForce Networking Controller NVIDIA nForce Networking Controller System board System board High precision event timer System board System board System board System memory map specifications-AMD processors 105 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 114
7 Screw listing This section provides specification and reference information for the screws and screw locks used in the computer. All screws listed in this section are available in the Screw Kit, spare part number 487298-001, and the Display Screw Kit, spare part number 486730-001. 106 Chapter 7 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 115
PM2.5×4.0 screw Color Black Quantity 13 Length 4.0 mm Thread 2.5 mm Head diameter 5.0 mm Where used: 2 screws that secure the wireless antenna transceivers to the display enclosure Where used: 6 screws that secure the display panel to the display enclosure Black Phillips PM2.5×4.0 screw - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 116
Where used: 3 screws that secure the top cover to the computer Where used: 2 screws that secure the speaker to the computer 108 Chapter 7 Screw listing - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 117
Black Phillips PM2.5×6.0 captive screw Color Black Quantity 5 Length 6.0 mm Thread 2.5 mm Head diameter 5.0 mm Where used: 5 screws that secure the hard drive compartment cover, Mini Card compartment cover, and memory module cover to the computer Black Phillips PM2.5×6.0 captive screw 109 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 118
Black Phillips PM2.0×2.0 broad head screw Color Black Quantity 1 Length 2.0 mm Thread 2.0 mm Head diameter 7.0 mm Where used: One screw that secures the switch cover to the computer 110 Chapter 7 Screw listing - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 119
Silver Phillips PM1.5×9.0 screw Color Silver Quantity 2 Length 9.0 mm Thread 1.5 mm Head diameter 4.0 mm Where used: 2 screws that secure the expansion port connector to the computer Silver Phillips PM1.5×9.0 screw 111 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 120
Black Phillips PM2.5×3.0 screw Color Black Quantity 2 Length 3.0 mm Thread 2.5 mm Head diameter 5.0 mm Where used: 2 screws that secure the audio board to the computer 112 Chapter 7 Screw listing - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 121
Black Phillips PM2.5×17.0 screw Color Black Quantity 3 Length 17.0 mm Thread 2.5 mm Head diameter 5.0 mm Where used: 3 screws that secure the keyboard to the computer Black Phillips PM2.5×17.0 screw 113 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 122
Black Phillips PM2.5×6.0 screw Color Black Quantity 4 Length 6.0 mm Thread 2.5 mm Head diameter 5.0 mm Where used: 2 screws that secure the top cover to the base enclosure Where used: 2 screws that secure the system fan to the computer 114 Chapter 7 Screw listing - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 123
Black Phillips PM2.5×7.0 screw Color Silver Quantity 17 Length 7.0 mm Thread 2.5 mm Head diameter 5.0 mm Where used: 4 screws that secure the display assembly to the computer Where used: 2 screws that secure the display bezel to the display assembly Black Phillips PM2.5×7.0 screw 115 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 124
Where used: 6 screws that secure the optical drive, switch cover, and keyboard to the computer Where used: 2 screws that secure the top cover to the computer Where used: 2 screws that secure the top cover to the computer 116 Chapter 7 Screw listing - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 125
Where used: One screw that secures the USB board to the base enclosure Black Phillips PM2.5×7.0 screw 117 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 126
Silver Phillips PM3.0×4.0 screw Color Silver Quantity 4 Length 4.0 mm Thread 3.0 mm Head diameter 5.0 mm Where used: 4 screws that secure the hard drive bracket to the hard drive 118 Chapter 7 Screw listing - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 127
Silver Phillips PM2.0×4.0 screw Color Silver Quantity 8 Length 4.0 mm Thread 2.0 mm Head diameter 5.0 mm Where used: 8 screws that secure the display hinges to the display Silver Phillips PM2.0×4.0 screw 119 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 128
Black Phillips PM2.0×4.0 screw Color Black Quantity 12 Length 4.0 mm Thread 2.0 mm Head diameter 5.0 mm Where used: 2 screws that secure the optical drive bracket to the optical drive Where used: 2 screws that secure the WLAN module to the computer 120 Chapter 7 Screw listing - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 129
Where used: 3 screws that secure the switch cover to the computer Where used: 1 screw that secures the power button board to the computer Where used: 2 screws that secure the Bluetooth module to the computer Black Phillips PM2.0×4.0 screw 121 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 130
Where used: 2 screws that secure the modem module to the computer 122 Chapter 7 Screw listing - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 131
Silver Phillips PM2.0×10.0 captive screw Color Silver Quantity 4 Length 10.0 mm Thread 2.0 mm Head diameter 5.0 mm Where used: 4 captive screws that secure the fan/heat sink assembly to the system board Silver Phillips PM2.0×10.0 captive screw 123 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 132
(Recovery Manager software feature). Recovery discs are used to start up (boot) your computer and driver (Recovery Manager software feature). This feature helps you reinstall a program or driver is present, an HP Recovery drive is listed in the Hard Disk Drives section of the window. Backing up your - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 133
Create system restore points using the Windows® System Restore feature, and periodically copy them to disc screen and paste it into a word-processing document, follow these steps: a. Display the screen. b. Copy the screen: To copy only the active window, press alt+fn+prt sc. To copy the entire screen - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 134
click Next. The System Restore window opens. 5. Follow the on-screen instructions. Creating recovery discs NOTE: HP recommends that you create recovery discs NOTE: If you are operating the computer on battery power, you will be prompted to connect to AC power before you can go to the next step. - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 135
screen instructions. Performing a recovery NOTE: You can recover only files that you have previously backed up. HP Windows has its own built-in repair features, such as System Restore and driver roll-back capabilities. If you have not already tried these features is displayed on the screen. Then - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 136
3. Click System recovery, and then click Next. 4. Follow the on-screen instructions. 128 Chapter 8 Backup and recovery - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 137
9 Connector pin assignments Audio-out (headphone) Pin Signal 1 Audio out, left channel 2 Audio out, right channel 3 Ground Audio-in (microphone) Pin Signal 1 Audio signal in 2 Audio signal in 3 Ground Audio-out (headphone) 129 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 138
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 analog 9 +5 VDC 10 Ground 11 Monitor detect 12 DDC 2B data 13 Horizontal sync 14 Vertical sync 15 DDC 2B clock 130 Chapter 9 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 139
RJ-11 (modem) Pin 1 2 3 4 5 6 RJ-45 (network) Signal Unused Tip Ring Unused Unused Unused Pin Signal 1 Transmit + 2 Transmit - 3 Receive + 4 Unused 5 Unused 6 Receive - 7 Unused 8 Unused RJ-11 (modem) 131 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 140
0- 10 TMDS clock+ 11 TMDS clock shield 12 TMDS clock- 13 CEC 14 No connect 15 DDC clock 16 DDC data 17 Ground 18 +5V power 19 Hot plug detect 20 Shell Universal Serial Bus 132 Chapter 9 Connector pin assignments - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 141
Pin Signal 1 +5 VDC 2 Data - 3 Data + 4 Ground Universal Serial Bus 133 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 142
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 country or region where the power cord set will be used. ● The power cord sets must have a minimum current capacity of 10 amps and a nominal voltage rating - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 143
Requirements for specific countries or regions Country/region Accredited agency Applicable note number Australia used. 5. The flexible cord must be Type VCTF, 3-conductor, 0.75-mm² conductor size. Power cord set fittings (appliance coupler and wall plug) must bear the certification mark of the - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 144
to the backlight (1) and the liquid crystal display (LCD) panel (2). NOTE: The procedures provided in this appendix are general disassembly instructions. Specific details, such as screw sizes, quantities, and locations, and component shapes and sizes, can vary from one computer model to another - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 145
following steps to disassemble the display assembly: 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 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 146
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 down. 8. Remove all screws that secure the display panel frame to the display panel. 9. Use a sharp-edged - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 147
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. Display 139 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 148
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 CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 149
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 the display rear panel. 23. Remove the LCD panel. 24. Recycle the LCD panel and backlight - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 150
module removal 71 spare part number 23, 29, 71 Bluetooth module cable, spare part number 30 boot options 91 boot order 91 button sound 91 buttons media 8 power 8 TouchPad 6 TouchPad on/off 6 volume mute 9 wireless 9 C cables, service considerations 34 camera module removal 65 spare part number 65 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 151
63 spare part number 24, 30, 31, 63 Display Screw Kit, spare part number 30 Display screw kit, spare part number 24 display specifications 94 display switch, identifying 11 displaying system information 89 drive light, identifying 7, 13 drives boot order 91 preventing damage 34 DVD/CD-RW Combo - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 152
network 14 K keyboard product description 4 removal 54 spare part numbers 19, 30, 54 keypad keys, identifying 10 keys esc 10 fn 10 function 10 keypad 10 navigation 10 Windows applications 10 Windows logo 10 L LAN Power Saving 91 language support 91 latch, battery release 16 lights battery 7, 13 caps - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 153
media cards 4 graphics 2 hard drives 2 keyboard 4 memory module 2 microphone 3 modem module 3 operating system 4 optical drives 3 pointing devices 4 ports 4 power requirements 4 processors 1 product name 1 security 4 serviceability 4 wireless 3 product name 1 R recovering a program or driver 124 - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 154
removal 75 spare part number 20, 30, 75 USB board cable, spare part number 30 USB ports, identifying 15 using 9 volume up light, identifying 8 W webcam light, identifying 11 webcam, identifying 11 Windows applications key, identifying 10 Windows logo key, identifying 10 wireless antenna removal - Compaq Presario CQ40-200 | Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 155
Compaq Presario CQ40 Notebook PC
Maintenance and Service Guide