HP G50-121CA HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Mainten - Page 76
TouchPad button board, Display assembly see
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TouchPad button board Description TouchPad button board Spare part number 486629-001 Before removing the TouchPad button 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 down through the operating system. 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. 4. Remove the battery (see Battery on page 40). 5. Remove the following components: a. Optical drive (see Optical drive on page 41) b. Hard drive (see Hard drive on page 43) c. Keyboard (see Keyboard on page 52) d. Keyboard cover (see Keyboard cover on page 54) e. Display assembly (see Display assembly on page 57) f. Top cover (see Top cover on page 64) g. TouchPad on/off button board (see TouchPad on/off button board on page 66) Remove the TouchPad button board: 1. Remove the four Phillips PM2.0×3.0 screws (1) that secure the TouchPad button board bracket to the top cover. 2. Remove the TouchPad button board bracket (2). 68 Chapter 4 Removal and replacement procedures