HP Presario CQ61-400 Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC -
HP Presario CQ61-400 - Notebook PC Manual
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- HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 1
Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC Maintenance and Service Guide Document Part Number: 573709-001 September 2009 This guide is a troubleshooting reference used for maintaining and servicing the computer. It provides comprehensive information on identifying computer features, - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 2
and ATI Mobility Radeon are trademarks of Advanced Micro Devices, Inc. Bluetooth is a trademark owned by its proprietor and used by Hewlett-Packard Company information contained herein is subject to change without notice. The only warranties for HP products and services are set forth in the express - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 3
, 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 adapter comply with the user-accessible surface temperature limits defined by the International Standard for Safety of Information Technology Equipment - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 4
components 2-9 Wireless antennas 2-10 3 Illustrated parts catalog Service tag 3-1 Computer major components 3-2 Display assembly subcomponents 3-8 Plastics Kit 3-9 Mass storage devices 3-10 Miscellaneous parts 3-11 Sequential part number listing 3-12 Maintenance and Service Guide iv - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 5
models only 4-12 RTC battery 4-13 Memory module 4-14 Optical drive 4-15 Keyboard 4-16 Keyboard cover 4-18 Power button board 4-20 Display assembly 4-21 Top cover 4-29 Speaker assembly 4-31 Bluetooth module (select models only 4-32 Audio board 4-33 USB board 4-34 Power connector 4-35 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 6
Double-Layer Drive specifications 6-5 System DMA specifications 6-6 System memory map specifications 6-6 System interrupt specifications 6-7 System I/O address specifications 6-7 7 7-10 Phillips PM2.5×15.0 captive screws 7-12 Phillips PM3.0×3.5 screws 7-14 Maintenance and Service Guide vi - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 7
partition (select models only 8-4 9 Connector pin assignments Audio-in (microphone 9-1 Audio-out (headphone 9-2 External monitor 9-3 HDMI (select regions 10-1 Requirements for specific countries and regions 10-2 11 Recycling Battery 11-1 Display 11-1 Index vii Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 8
1 Product description Category Product name Processor Chipset Graphics Description Presario CQ61 (UMA) Compaq Presario CQ61 Notebook PC 9 HP G61 Notebook PC AMD Turion™ X2 Ultra Dual-Core Mobile 9 Processor: M600 2.4-GHz processor, 2-MB L2 cache, 3.6 GT/s HyperTransport speed AMD Turion - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 9
light Single analog microphone High-definition audio Supports Microsoft® premium requirements 2 Altec Lansing Presario-branded speakers Presario CQ61 (UMA) 9 9 9 9 9 9 9 9 HP G61 (UMA) 9 9 9 9 9 9 9 9 Presario CQ61 (Discrete) 9 9 9 9 9 9 9 9 (Continued) 1-2 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 10
localized cable plug 9 support (3-wire plug with ground pin, supports 3-pin DC connector) Battery options: 9 ■ 6-cell, 2.55-Ah (55-Wh) Li-ion battery ■ 6-cell, 2.20-Ah (47-Wh) Li-ion battery Security Security cable slot 9 Product description HP G61 (UMA) 9 9 9 Presario CQ61 (Discrete - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 11
End-user replaceable parts: ■ AC adapter ■ Battery ■ Bluetooth module (select models only) ■ Hard drive ■ Memory modules ■ Modem (select models only) ■ Optical drive ■ WLAN module Presario CQ61 (UMA) 9 9 9 9 HP G61 (UMA) 9 9 Presario CQ61 (Discrete) 9 9 9 9 1-4 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 12
only) (3) Webcam (select models only) (4) Internal microphone Description Turns off the display and initiates Sleep if the display is closed while the power is on. On: The webcam is in use. Records audio and video and captures still photographs. Records sound. Maintenance and Service Guide 2-1 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 13
screen. (3) Left TouchPad button* Functions like the left button on an external mouse. (4) TouchPad light change pointing device references, select Start > Devices and Printers. Then, right-click the device representing your computer, and select Mouse settings. 2-2 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 14
On: Caps lock is on. (2) Power lights (2)* ■ On: The computer is on. ■ Blinking: The computer is in the Sleep state. ■ Off: The computer is off or in Hibernation. (3) Wireless light ■ Blue: An integrated wireless device, such as a wireless local area network (WLAN) device and/or a Bluetooth - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 15
an external numeric keypad. ■ Adjusts system volume when the asterisk (*), minus sign (-), or plus sign (+) is pressed in combination with the fn key. 2-4 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 16
computer. ■ When the computer is on, press the button briefly to initiate Sleep. ■ When the computer is in the Sleep state, press the button briefly to exit Sleep. ■ When the computer changing factory settings, refer to the user guides located in Help and Support. Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 17
audio. Component Vent Description Enables airflow to cool internal components. ✎ The computer fan starts up automatically to cool internal components and prevent overheating. It is normal for the internal fan to cycle on and off during routine operation. 2-6 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 18
USB ports (2) RJ-11 (modem) jack (select models only) AC adapter light (6) Power connector Description Reads and writes to optical discs. Blinking: The optical drive is being accessed. Connect optional USB devices. Connects a modem cable. ■ On: The computer is connected to external power. ■ Off - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 19
or audio component. Connects an optional USB device. Supports the following optional digital card formats: Memory Stick (MS), Memory Stick Pro (MSP), MultiMediaCard (MMC), Secure Digital (SD) Memory Card, xD-Picture Card (XD). On: The Digital Media Slot is in use. 2-8 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 20
. 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. Holds the hard drive, RTC battery, and modem, and contains the memory module slots. Maintenance and Service Guide 2-9 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 21
one or more wireless devices. ✎ The antennas are not visible from the outside of the computer. For optimal transmission, keep the areas immediately around the antennas free from obstructions. To see country or region. These notices are located in Help and Support. 2-10 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 22
product. This number provides specific information about the product's hardware components. The part number helps a service technician to determine which components and parts are needed. This is the alphanumeric identifier used to locate documents, drivers, and support for your computer. This number - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 23
Illustrated parts catalog Computer major components 3-2 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 24
LED BrightView with webcam and microphone, for use with the CQ61 577079-001 ■ 15.6-in LED BrightView with webcam and microphone, for use with the black HP G61 577075-001 ■ 15.6-in LED BrightView with webcam -AB1 ■ For use in Thailand 517865-281 (Continued) Maintenance and Service Guide 3-3 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 25
with the CQ61 and black HP G61 531207-001 ■ For use with the silver HP G61 534997-001 Power button board ✎ The power button board spare part kit does not include a cable. The power button board cable is included in the Cable Kit, spare part number 531211-001. 531215-001 Bluetooth module and - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 26
, Turkmenistan, Tuvalu, Uganda, the United Arab Emirates, the United Kingdom, Uruguay, Uzbekistan, Vanuatu, Venezuela, Vietnam, Yemen, Zaire, Zambia, and Zimbabwe 518436-002 (Continued) Maintenance and Service Guide 3-5 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 27
002 USB board (includes cable) 531866-001 Audio board ✎ The audio board spare part kit does not include a cable. The audio board cable is -001 Rubber Feet Kit (not illustrated, includes six rubber computer feet) 531213-001 Speaker assembly (includes left and right Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 28
-001 Real-time clock (RTC) battery 449729-001 Memory modules (PC2-6400, 800-MHz, DDR2) ■ 4 GB (CQ61 only) 575566-005 ■ 2 GB 573722-006 ■ 1 GB 573721-006 Battery ■ 6-cell, 2.55 Ah (55 Wh) Li-ion 484171-001 ■ 6-cell, 2.2 Ah (47 Wh) Li-ion 484170-001 Maintenance and Service Guide 3-7 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 29
webcam and microphone, for use with the CQ61 534993-001 ■ With microphone only, for use with the HP G61 534992-001 ■ With microphone only, for use with the CQ61 534995-001 Display Rubber Kit (not see the CCFL Display Cable Kit below) 577068-001 (Continued) 3-8 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 30
with the CQ61 589030-001 Plastics Kit Item (1) (2) Description Plastics Kit Hard drive cover (includes four captive screws, secured by C-clips) Wireless module compartment cover (includes one captive screw, secured by a C-clip) Spare part number 531517-001 Maintenance and Service Guide 3-9 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 31
part number 577086-001 575599-001 577084-001 575598-001 577082-001 580528-001 577080-001 531204-001 517850-001 517852-001 3-10 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 32
HP Smart Adapter for use with UMA models Cable Kit ■ Audio board cable ■ Num lock cable ■ Power button board cable ■ RJ-11 (modem) connector ■ TouchPad cable ■ USB board cable Power cords ■ For use in Australia (CQ61 only) ■ For use in Denmark (CQ61 031 531212-001 Maintenance and Service Guide 3-11 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 33
HP Smart Adapter for use with UMA models 6-cell, 2.20-Ah (47-Wh) Li-ion battery 6-cell, 2.55-Ah (55-Wh) Li-ion battery Power cord for use in North America Power cord for use in Australia (CQ61 only) Power cord for use in Europe (CQ61 for use in Hungary (Continued) 3-12 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 34
, Tunisia, Turkey, Turkmenistan, Tuvalu, Uganda, the United Arab Emirates, the United Kingdom, Uruguay, Uzbekistan, Vanuatu, Venezuela, Vietnam, Yemen, Zaire, Zambia, and Zimbabwe (Continued) Maintenance and Service Guide 3-13 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 35
for use with the CQ61 and black HP G61 (includes TouchPad) Keyboard cover for use with the CQ61 and black HP G61 Audio board (does not include cable) Speaker assembly (includes left and right speakers and cables) Cable Kit Screw Kit Rubber Feet Kit (includes six rubber computer feet) Power button - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 36
and HDMI support, for use with discrete systems (includes replacement thermal material) 15.6-in CCFL BrightView display panel (does not include cable) 15.6-in LED BrightView display panel (includes cable) 15.6-inch CCFL BrightView display assembly with microphone only, for use with the black HP G61 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 37
the silver HP G61 (includes Bluetooth module cable (select models only) M520 2.3-GHz processor (1-MB L2 cache, 3.6 GT/s HyperTransport speed, includes replacement thermal material) Base enclosure with Digital Media Slot, for use with discrete systems System board with no media card or HDMI support - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 38
the removal and replacement procedures: ■ Flat nonconductive tool ■ Phillips P0 and P1 screwdrivers Service considerations The following sections at the points designated in the maintenance instructions. Cables and connectors Ä CAUTION: When servicing the computer, be sure that cables are placed - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 39
replacement procedures Drive handling Ä 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 and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 40
electric charges. Workstation guidelines Follow these grounding workstation guidelines: ■ Cover the workstation with approved static-shielding material. ■ Use a wrist strap connected to a properly grounded work surface and use properly grounded tools and equipment. ■ Use conductive field service - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 41
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 mats Floor mats Voltage protection level 1,500 V 7,500 V 5,000 V 4-4 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 42
product. This number provides specific information about the product's hardware components. The part number helps a service technician to determine which components and parts are needed. This is the alphanumeric identifier used to locate documents, drivers, and support for your computer. This number - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 43
Removal and replacement procedures Computer feet The computer feet are adhesive-backed rubber pads. The feet are included in the Rubber Kit, spare part number 531213-001. There are 6 rubber feet that attach to the base enclosure in the locations illustrated below. 4-6 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 44
the base enclosure 3. To insert the battery, insert the rear edge of the battery into the battery bay, and then press the front edge of the battery forward and down until the battery is seated. The battery release latch automatically locks the battery into place. Maintenance and Service Guide 4-7 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 45
the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 4-7). Remove the WLAN module: Ä CAUTION: To prevent an unresponsive system, replace the wireless module only with a wireless module authorized for use in the - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 46
Removal and replacement procedures 3. Disconnect the 2 WLAN antenna cables from the WLAN module. ✎ The black WLAN antenna cable 1 base enclosure. (The edge of the module opposite the slot rises away from the computer.) 5. Remove the WLAN module 4 by pulling it away from the slot at Service Guide 4-9 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 47
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 4-7). Remove the hard drive: 1. Loosen the four Phillips PM2.5×5.5 captive Plastics Kit, spare part number 531517-001. 4-10 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 48
2 Mylar tabs 2 to slide the hard drive 3 to the left until it disconnects from the system board. 5. Use the 2 Mylar tabs to lift the hard drive 4 straight up. 6. If it is necessary to replace the hard drive bracket, remove the four Phillips PM3.0×3.5 screws 1 that secure the hard drive bracket to - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 49
Removal and replacement procedures Modem (select from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the hard drive cover (see 3 from the system board. Reverse this procedure to install the modem. 4-12 Maintenance and - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 50
Remove the RTC battery: 1. Insert a flat nonconductive tool between the tabs 1 on the side of the RTC battery holder. 2. Lift up to remove the RTC battery 2. Reverse this procedure to install an RTC battery. ✎ Install the RTC battery with the "+" sign facing up. Maintenance and Service Guide 4-13 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 51
and replacement procedures Memory module Description 4 GB (PC2-6400, 800-MHz, DDR2, CQ61 only) 2 GB (PC2-6400, 800-MHz, DDR2) 1 GB (PC2-6400, 800-MHz, DDR2) Spare part number 575566-005 573722-006 573721-006 Before removing the memory module, follow these steps: 1. Shut down the computer. If - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 52
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 4-7). 5. Remove the hard drive cover (see "Hard drive" on page bay. Reverse this procedure to install an optical drive. Maintenance and Service Guide 4-15 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 53
the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components: a. Wireless module compartment cover (see "WLAN module" on page 4-8). b. Hard drive cover (see "Hard drive" on page 4-10). HP Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 54
Removal and replacement procedures 2. Turn the computer right-side up, with the front toward you. 3. Open the computer as far as possible. 4. Lift the rear then disconnect the keyboard cable 2 from the system board. Reverse this procedure to install the keyboard. Maintenance and Service Guide 4-17 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 55
Removal and replacement procedures Keyboard cover Description For use with the CQ61 and black HP G61 For use with the silver HP G61 Spare part number 531207-001 534997-001 Before removing the keyboard cover, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 56
Removal and replacement procedures 3. Turn the computer right-side up, with the front toward you. 4. Open the computer as far as possible. 5. Remove the remaining Phillips PM2.5×6.5 screw 1 that secures the keyboard cover to the base enclosure. 6. Disconnect the LED board cable 2, which is attached - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 57
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 4-7). 5. Remove the following components: a. Wireless module compartment cover (see "WLAN module" on page 4-8). b. Hard drive cover (see "Hard - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 58
use with the CQ61 577076-001 ■ With microphone only, for use with the black HP G61 577071-001 ■ With microphone only, for use with the silver HP G61 577022-001 Before removing the display assembly, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is off or - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 59
Failure to support the display assembly can result in damage to the display assembly and other computer components. 5. Remove the four Phillips PM2.5×6.5 screws 1 that secure the display assembly to the base enclosure. 6. Lift the display assembly 2 straight up. 4-22 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 60
spare part numbers: ❏ 530992-001-with webcam and microphone, for use with the HP G61 ❏ 534993-001-with webcam and microphone, for use with the CQ61 ❏ 534992-001-with microphone only, for use with the HP G61 ❏ 534995-001-with microphone only, for use with the CQ61 Maintenance and Service Guide 4-23 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 61
inverter 1 as far from the display enclosure as the cables allow. 13. Disconnect the low-voltage system board cable 2 and the high-voltage display panel cable 3 from the display inverter. The display inverter is available using spare part number 577278-001. 4-24 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 62
procedures 14. If it is necessary to replace the webcam (select models only), lift the webcam 1 15. Disconnect the display panel/webcam cable 2 from the webcam. 16. If it is necessary to replace the display hinges, remove the two Phillips PM2.5×5.0 screws 1 that secure each hinge to the display - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 63
procedures 18. If it is necessary to replace the display panel, remove the two Phillips PM2.5×5.0 screws spare part number 577070-001 (LED) or 577068-001 (CCFL). 19. If it is necessary to replace the display panel brackets, remove the two Phillips PM2.0×30 screws 1 that secure each bracket to the - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 64
procedures 20. If it is necessary to replace the display panel/webcam cable, which is attached to spare part number 534077-001 (LED) or 579598-001 (CCFL). 21. If it is necessary to replace the microphone, release the microphone 1 from its mounting clip, and then release the microphone cable from - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 65
procedures 22. If it is necessary to replace the wireless antennas, detach the wireless antenna transceivers 1 from the display enclosure. The transceivers are secured with number 582068-001. Reverse this procedure to reassemble and install the display assembly. 4-28 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 66
Top cover Removal and replacement procedures Description For use with the CQ61 and black HP G61 For use with the silver HP G61 Spare part number 531206-001 534996-001 Before removing the top cover, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is off or in - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 67
Removal and replacement procedures 3. Turn the computer right-side up, with the front toward you. 4. Remove the base enclosure 1. 6. Disconnect the TouchPad cable 2 from the system board. 7. Remove the top cover 3. Reverse this procedure to install the top cover. 4-30 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 68
AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components: a. enclosure, and then disconnect the cable 1 from the system board. 2. Remove the speakers 2 from the base enclosure. Reverse this procedure - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 69
Removal and replacement procedures Bluetooth module (select models only) Description Bluetooth module Bluetooth module cable Spare part number 537921-001 582757-001 Before removing the Bluetooth module, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is off - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 70
replacement procedures Description Audio board ✎ The audio board spare part kit does not include a cable. The audio board cable is included in the Cable Kit, spare part number 531211-001. Spare part number 531208-001 Before removing the audio board, follow these steps: 1. Shut down the computer - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 71
Removal and replacement procedures USB board Description USB board (includes cable) Spare part number 531866-001 Before removing the USB board, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 72
outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components power connector: 1. Disconnect the power connector cable 1 from the system board and remove the cable from its routing channel. 2. Release the power - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 73
Removal and replacement procedures System board ✎ The system board spare part kit includes replacement thermal material. Description With media card and HDMI support, for use with UMA systems With support for media cards but not HDMI, for use with UMA systems With no media card or HDMI support, for - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 74
cables from the system board: 1 Audio board cable 2 Bluetooth module cable (select models only) 3 USB board cable 4 Power connector cable 5 Speaker cable Removal and replacement procedures 2. Remove the Phillips PM2.5×6.5 screw that secures the system board to the base enclosure. Maintenance - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 75
the right side 1 of the system board until it rests at an angle. 4. Slide the system board 2 to the right at an angle until the connectors on the left side of the system board disengage from the base enclosure. Reverse this procedure to install the system board. 4-38 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 76
configurations, battery fast charging, and software requirements. Exhaust air is displaced through the ventilation grill located on the left side of the computer. Before removing the fan/heat sink assembly, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is off - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 77
to the UMA fan/heat sink assembly to correspond with components on the system board as follows: the processor 1 and the Northbridge chip 2. Replacement thermal material is included with all system board, fan/heat sink assembly, and processor spare part kits. Reverse this procedure to install - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 78
/heat sink assembly to correspond with components on the system board as follows: the processor 1, the Northbridge chip 2, the graphics processor 3, and the capacitors 4. Replacement thermal material is included with all system board, fan/heat sink assembly, and processor spare part kits. Reverse - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 79
spare part kit includes replacement thermal material. Description unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the cover (see "Top cover" on page 4-29). h. System board (see "System board" on page 4-36). i. Fan/heat sink assembly (see "Fan - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 80
Removal and replacement procedures Remove the processor: 1. Turn the system board right-side up. 2. Turn the processor locking screw 1 one-half turn counterclockwise until you hear a click. 3. Lift the processor 2 straight up. ✎ When you install the processor, the gold triangle 3 on the processor - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 81
the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the following components: a. Wireless module compartment cover procedure to install an RJ-11 (modem) connector. 4-44 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 82
computer. While the "Press the ESC key for Startup Menu" message is displayed in the lower left corner of the screen, change and exit Setup Utility, use the arrow keys to select Exit > Exit Saving Changes, and then press enter. Your change goes into effect immediately. Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 83
it does not support the TouchPad. Navigation Changes, and then press enter. The Setup Utility default settings go into effect when the computer restarts. ✎ Your password, security, and language settings are not changed when you restore the factory default settings. 5-2 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 84
chapter may not be supported by your computer. Main menu Select System information To do this ■ View and change the system time and date. ■ View identification information about the computer. ■ View specification information about the processor, memory size, system BIOS, and keyboard controller - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 85
do this Change the language of Setup Utility. Enable/disable the capacitative button tapping sound. Enable/disable the processor Virtualization Technology. Enable/disable the processor C6 sleep state. Enable/disable LAN Power Saving. When enabled, saves power when the computer is in DC mode. Enable - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 86
6 Specifications Computer specifications Metric U.S. Dimensions Length 37.8 cm 14.9 in Width 25.2 cm 9.9 in Height (front to rear) 3.5 to 4.1 cm 1.4 to 1.6 in Weight (lowest weight configuration) 2.75 kg 6.06 lbs Input power Operating voltage 18.5 V dc @ 3.5 A - 65 W (UMA models) - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 87
° horizontal, +15°/-35° vertical (typical) 15.6-inch CCFL BrightView display specifications Dimensions Height Width Diagonal Number of colors Contrast ratio Brightness Pixel resolution Pitch Format ×25 6.5 W or 9.0 W ±45° horizontal, +15°/-35° vertical (typical) 6-2 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 88
60°C (32°F to 140°F) *1 GB = 1 billion bytes when referring to hard drive storage capacity. Actual accessible capacity is less. Actual drive specifications may differ slightly. ✎ Certain restrictions and exclusions apply. Contact technical support for details. Maintenance and Service Guide 6-3 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 89
with LightScribe specifications Applicable disc Interface RAM, LightScribe DVD < 160 ms 3,600 KB/sec 10,800 KB/sec 3,600 KB/sec 2,400 KB/sec 10,800 KB/sec 10,800 KB/sec 10,800 KB/sec 8,100 KB/sec 5,400 KB/sec 5,400 KB/sec 6,750 KB/sec 8.5 GB 8.5 GB Tray loading 6-4 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 90
Double-Layer Drive specifications Applicable disc 6X DVD-RW 4X DVD+R Dual Layer 4X DVD-R Dual Layer 5X DVD-RAM Max media capacity (read) Max media capacity (write) Transport Read: Write: CD 400 KB/sec 5,400 KB/sec 6,750 KB/sec 50.0 GB 8.5 GB Tray loading Maintenance and Service Guide 6-5 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 91
04800000-07FFFFFF Unused 2 MB 08000000-080FFFFF Video memory (direct access) 4 MB 08200000-FFFEFFFF Unused 64 MB FFFF0000-FFFFFFFF System BIOS ✎ This table contains default values. The actual resource allocation is determined by the operating system. 6-6 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 92
audio address specifications I/O address memory HP QLB System speaker Microsoft ACPI-compliant embedded controller Standard 101-/102-Key or Microsoft Natural PS/2 Keyboard with HP QLB Microsoft ACPI-compliant embedded controller System CMOS/real-time clock (Continued) Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 93
Motherboard resources Programmable interrupt controller Motherboard resources Direct memory access controller Numeric data processor Motherboard resources ATI Mobility Radeon HD 4300 series PCI standard PCI-to-PCI bridge ATI Mobility Radeon HD 4300 series PCI standard PCI-to-PCI bridge Motherboard - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 94
7 Screw listing This section provides specification and reference information for the screws used in the computer. All screws listed in this section are available in the Screw Kit, spare part number 531212-001. Phillips PM2.0×3.0 screws Color Black Quantity 7 Length 3.0 mm Thread 2.0 mm Where - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 95
Screw listing Where used: 4 screws that secure the display panel brackets to the display panel 7-2 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 96
PM2.5×3.0 screws Screw listing Color Black Quantity 6 Length 3.0 mm Thread 2.5 mm Where used: 5 screws that secure the keyboard cover to the base enclosure Head diameter 4.5 mm Where used: One screw that secures the power button board to the keyboard cover Maintenance and Service Guide 7-3 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 97
Phillips PM2.5×5.0 screws Color Black Quantity 6 Length 5.0 mm Thread 2.5 mm Where used: 4 screws that secure the display hinges to the display enclosure Head diameter 4.5 mm Where used: 2 screws that secure the display panel to the display enclosure 7-4 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 98
Phillips PM2.5×5.0 captive screws Screw listing Color Black Quantity 3 Length 5.0 mm Thread 2.5 mm Head diameter 4.5 mm Where used: 3 captive screws (secured by C-clips) that secure the discrete heat sink to the system board Maintenance and Service Guide 7-5 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 99
Screw listing Phillips PM2.5×5.5 captive screws Color Black Quantity 5 Length 5.5 mm Thread 2.5 mm Head diameter 4.4 mm Where used: 1 One captive screw (secured by a C-clip screws (secured by C-clips) that secure the hard drive cover to the base enclosure 7-6 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 100
Phillips PM2.5×6.5 screws Screw listing Color Black Quantity 32 Length 6.5 mm Thread 2.5 mm Where used: 2 screws that secure the hard drive to the base enclosure drive to the base enclosure 2 Five screws that secure the keyboard to the base enclosure Maintenance and Service Guide 7-7 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 101
2 Four screws that secure the display assembly to the base enclosure Where used: 2 screws that secure the display bezel to the display enclosure 7-8 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 102
: One screw that secures the top cover to the base enclosure Where used: 1 One screw that secures the audio board to the base enclosure 2 One screw that secures the USB board to the base enclosure 3 One screw that secures the system board to the base enclosure Maintenance and Service Guide 7-9 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 103
Screw listing Phillips PM2.5×11.0 captive screws Color Silver Quantity 2 Length 11.0 mm Thread 2.5 mm Head diameter 4.5 mm Where used: 2 captive screws (secured by C-clips) that secure the UMA heat sink to the system board 7-10 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 104
Screw listing Where used: 2 captive screws (secured by C-clips) that secure the discrete heat sink to the system board Maintenance and Service Guide 7-11 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 105
Screw listing Phillips PM2.5×15.0 captive screws Color Black Quantity 1 Length 15.0 mm Thread 2.5 mm Head diameter 4.5 mm Where used: One captive screw (secured by a C-clip) that secures the UMA heat sink to the system board 7-12 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 106
Screw listing Where used: One captive screw (secured by a C-clip) that secures the discrete heat sink to the system board Maintenance and Service Guide 7-13 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 107
Screw listing Phillips PM3.0×3.5 screws Color Silver Quantity 4 Length 3.5 mm Thread 3.0 mm Where used: 4 screws that secure the hard drive bracket to the hard drive Head diameter 4.6 mm 7-14 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 108
HP and HP Recovery your computer and changes to your computer by restoring the computer to an earlier state. ■ Recovering a program or driver Computers with a solid-state drive (SSD) may not have a recovery partition. Recovery discs have been included for computers ✎ If your computer does not include - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 109
computer must be connected to AC power during this per computer. the on-screen instructions. Backing up the computer is screen shot of your settings. The screen shot can be a time-saver if you have to reset your preferences. To copy the screen drive installed in your computer. ✎ DVDs store more - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 110
✎ The backup process may take over an hour, depending on file size and the speed of the computer. 1. Select Start > All Programs > Maintenance > Backup and Restore. 2. Follow the on-screen instructions to set up and create a backup. ✎ Windows® includes the User Account Control feature to improve the - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 111
button or f11. This restores the computer to its factory condition. To screen. Then, press f11 while the "Press for recovery" message is displayed on the screen. 2. Click System Recovery in the Recovery Manager window. 3. Follow the on-screen instructions. 8-4 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 112
Audio-in (microphone) 9 Connector pin assignments Pin Signal 1 Audio signal in 2 Audio signal in 3 Ground Maintenance and Service Guide 9-1 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 113
Connector pin assignments Audio-out (headphone) Pin Signal 1 Audio out, left channel 2 Audio out, right channel 3 Ground 9-2 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 114
9 +5 VDC 10 Ground 11 Monitor detect 12 DDC 2B data 13 Horizontal sync 14 Vertical sync 15 DDC 2B clock Connector pin assignments Maintenance and Service Guide 9-3 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 115
electronics control 14 Not connected 15 Display data channel (DDC) clock 16 DDC data 17 Ground 18 +5V Power 19 Hot plug detect 9-4 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 116
RJ-11 (modem, select models only) 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 Maintenance and Service Guide Connector pin assignments 9-5 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 117
Connector pin assignments Universal Serial Bus Pin Signal 1 +5 VDC 2 Data - 3 Data + 4 Ground 9-6 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 118
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 equipment is purchased. Power cord sets mating with the appliance inlet on the back of the computer. Maintenance and Service Guide 10-1 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 119
Power cord set requirements Requirements for specific countries and regions Country/region Accredited agency Applicable note number Australia EANSW 1 Austria OVE 1 Belgium CEBC 1 Canada CSA evaluation in the country or region where it will be used. 10-2 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 120
battery in general household waste. Follow the local laws and regulations in your area for computer battery HP instructions. Specific details, such as screw sizes, quantities, and locations, and component shapes and sizes, can vary from one computer model to another. Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 121
the top and bottom inside edges 2 of the display bezel until the bezel disengages from the display assembly. 3. Remove the display bezel 3. 11-2 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 122
4. Disconnect all display panel cables 1 from the display inverter and remove the inverter 2. Recycling 5. Remove all screws 1 that secure the display panel assembly to the display enclosure. all screws that secure the display panel frame to the display panel. Maintenance and Service Guide 11-3 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 123
backlight cover. 14. Turn the display panel right-side up. 15. Remove the backlight cables 1 from the clip 2 in the display panel. 11-4 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 124
and handling the backlight to avoid damaging this component and causing exposure to the mercury. 18. Remove the backlight from the backlight frame. Maintenance and Service Guide 11-5 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 125
4 that secures the LCD panel to the display rear panel. 23. Remove the LCD panel. 24. Recycle the LCD panel and backlight. 11-6 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 126
4-1 caps lock light 2-3 chipset product description 1-1 components bottom 2-9 buttons 2-5 display 2-1 front 2-6 keys 2-4 left side 2-8 lights 2-3 rear 2-6 right side 2-7 speakers 2-5 top 2-1 TouchPad 2-2 computer feet locations 4-6 spare part number 3-6, 3-14, 4-6 computer specifications - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 127
, 4-10 HDMI port connector pinout 9-4 location 2-8 headphone jack connector pinout 9-2 location 2-6 I internal display switch 2-1 internal media card product description 1-3 J jacks audio-in 2-6 audio-out 2-6 headphone 2-6 microphone 2-6 modem 2-7 network 2-8 Index-2 Maintenance and Service Guide - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 128
components 2-8 light components, illustrated 2-3 lights AC adapter 2-7 battery 2-3 caps lock 2-3 Digital Media Slot 2-8 drive 2-3 num lock 2-3 optical drive 2-7 power 2-3 TouchPad 2-2 webcam 2-1 wireless 2-3 M Main menu, Setup Utility 5-3 mass storage devices, illustrated 3-10 memory diagnostic test - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 129
11-1 removal/replacement preliminaries 4-1 procedures 4-5 restore points 8-1, 8-2, 8-3 right-side components 2-7 RJ-11 (modem) connector removal 4-44 spare part number 3-4, 4-44 RJ-11 jack connector pinout 9-5 location 2-7 RJ-45 jack connector pinout 9-5 location 2-8 RTC battery removal 4-13 - HP Presario CQ61-400 | Compaq Presario CQ61 Notebook PC and HP G61 Notebook PC - - Page 130
Utility 5-4 system DMA specifications 6-6 system I/O address specifications 6-7 system information 5-3 system interrupt specifications 6-7 system memory map specifications 6-6 system recovery 8-1 system restore points 8-1, 8-2, 8-3 T thermal material replacement, discrete 4-41 replacement, UMA 4-40
Compaq Presario CQ61 Notebook PC and
HP G61 Notebook PC
Maintenance and Service Guide
Document Part Number: 573709-001
September 2009
This guide is a troubleshooting reference used for maintaining and servicing the computer. It provides
comprehensive information on identifying computer features, components, and spare parts; troubleshooting
computer problems; and performing computer disassembly procedures.