User manual HP COMPAQ PRESARIO CQ61-120SA MAINTENANCE AND SERVICE GUIDE

[. . . ] Compaq Presario CQ61 Notebook PC HP G61 Notebook PC Maintenance and Service Guide Document Part Number: 518438-001 May 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; and performing computer disassembly procedures. © Copyright 2009 Hewlett-Packard Development Company, L. P. Bluetooth is a trademark owned by its proprietor and used by Hewlett-Packard Company under license. Intel, Celeron, Core, and Pentium are trademarks of Intel Corporation in the U. S. [. . . ] Switch cover (see "Switch cover" on page 4-20) e. Power button board (see "Power button board" on page 4-22) f. Display assembly (see "Display assembly" on page 4-23) Remove the top cover: 1. Turn the computer upside down, with the front toward you. Remove the 7 Phillips PM2. 5×7. 0 screws that secure the top cover to the computer. 4­30 Maintenance and Service Guide Removal and replacement procedures 3. Turn the computer right-side up, with the front facing you. Remove the Phillips PM2. 5×6. 0 screw that secures the top cover to the computer. 5. Lift the rear edge of the top cover 1 until the top cover disengages from the base enclosure. Release the LIF connector 2 for the two TouchPad cables from the system board . Remove the top cover 3. The TouchPad is glued to the top cover and is included with the top cover spare part. Reverse this procedure to install the top cover. Maintenance and Service Guide 4­31 Removal and replacement procedures Audio board Description Audio board (includes audio board cable) Spare Part Number 531208-001 Before removing the audio board, follow these steps: 1. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system. Disconnect all external devices connected to the computer. 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 (see "Battery" on page 4-7). Optical drive (see "Optical drive" on page 4-8) b. Hard drive (see "Hard drive" on page 4-10) c. Keyboard (see "Keyboard" on page 4-17) d. Switch cover (see "Switch cover" on page 4-20) e. Power button board (see "Power button board" on page 4-22) f. Display assembly (see "Display assembly" on page 4-23) Remove the audio board: 1. Release the ZIF connector 1 to which the audio board cable is attached, and disconnect the audio board cable 2 from the system board. Remove the Phillips PM2. 5×6. 0 screw 3 that secures the audio board to the base enclosure. [. . . ] Disposal of mercury may be regulated considerations. For disposal or recycling information, contact your local authorities, or see the Electronic Industries Alliance (EIA) Web site at http://www. eiae. org. This section provides disassembly instructions for the display assembly. The display assembly must be disassembled to gain access to the backlight 1 and the liquid crystal display (LCD) panel 2. chapter are general disassembly such The procedures provided in thisand component shapes and sizes, instructions. Specific details, modelastoscrew sizes, quantities, and locations, can vary from one computer another. Maintenance and Service Guide 1 1­1 Recycling Perform the following steps to disassemble the display assembly: 1. [. . . ]