TouchPad button board
Description Spare part number
TouchPad button board (includes bracket) 749651-001
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 35).
5. Remove the keyboard (see
Keyboard on page 39).
6. Remove the top cover (see
Top cover on page 47).
To remove the TouchPad button board:
1. Position the top cover upside down with the front toward you.
2. Disconnect the touchpad board cable from the touchpad (1).
3. Remove the two Phillips PM2.0×3.5 screws (2) that secure the TouchPad button board to the top cover.
Component replacement procedures 51
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