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Touchpad board
Description Spare part number
TouchPad board (includes cable) 732278-001
Before removing the TouchPad 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. Disconnect the tablet from the keyboard dock (see
Releasing the tablet from the keyboard dock
on page 32).
5. Remove the base enclosure (see
Base enclosure on page 33.
6. Remove the battery (see
Battery on page 37.
7. Remove the hinge assembly (see
Hinge assembly on page 36.
Remove the TouchPad board and cable:
1. Remove the two Phillips broadhead PM2.0×2.0 screws (1) that secure the touchpad board to the dock.
2. From the inside of the dock, push downward on the board to disengage it from the dock, and then
remove it from the dock (2).
Reverse this procedure to install the TouchPad board.
42 Chapter 5 Removal and replacement procedures for Authorized Service Provider parts