Home button board
Description Spare part number
Home button board 765991-001
Before removing the home 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. Disconnect the tablet from the keyboard dock (see
Releasing the tablet from the keyboard dock
on page 25).
5. Remove the tablet cover (see
Tablet cover on page 43).
6. Disconnect the battery cable (see
Battery cable on page 45).
To remove the home button board:
1. Position the tablet with the screen facing downward.
2. Disconnect the home button board cable from the touch board (1), and then pull the cable through the
routing path from the front of the back of the tablet (2).
3. Position the tablet with the screen facing upward.
4. Remove the two Phillips PM2.0×3.0 screws (1) that secure the board to the tablet.
Tablet components 47
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