User manual HP G72-130SA

[. . . ] Compaq Presario CQ72 Notebook PC and HP G72 Notebook PC Maintenance and Service Guide Document Part Number: 597891-001 May 2010 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 2010 Hewlett-Packard Development Company, L. P. ATI 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 under license. [. . . ] Lift up on the silver transceiver 1 and release the adhesive material from the display cover 2. Lift up to remove the antenna transceivers 3. The wireless antenna transceivers with cable are available with the LCD cable kit using spare part number 599087-001. Reverse this procedure to install the display wireless antenna transceivers. Maintenance and Service Guide 4­37 Removal and replacement procedures To remove the microphone module: 1. Release the microphone from the clip 1 and release the microphone cable from the adhesive tabs 2. Lift up to remove the microphone cable 3. The microphone module is available with the LCD cable kit using spare part number 599087-001. Reverse this procedure to install the microphone module. 4­38 Maintenance and Service Guide Removal and replacement procedures To remove the webcam cable (select models only): 1. Disconnect the webcam cable 1 from the base enclosure. Lift the foil tabs 2 that cover the cable, and then remove the cable 3. Reverse this procedure to install the webcam cable. USB board Description USB board with cable Spare part number 600717-001 Before removing the USB board: 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 disconnecting the power cord from the AC outlet and then disconnecting the AC adapter from the computer. Remove the battery (see "Battery" on page 4-7). Remove the hard drive (see "Hard drive" on page 4-8). Remove the memory module (see "Memory module" on page 4-11). Remove the wireless module (see "Wireless module" on page 4-13). Remove the optical drive (see "Optical drive" on page 4-16). Remove the keyboard (see "Keyboard" on page 4-18). Remove the top cover (see "Top cover" on page 4-23). Remove the display assembly (see "Display assembly" on page 4-28). Disconnect the USB board cable 1 from the system board. Remove the Phillips PM2. 5×60 screw 2 that connects the USB board to the system board. Lift the USB board 3 straight up to remove it from the computer. [. . . ] 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 10­1 Recycling Perform the 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. [. . . ]