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TouchPad button board
Description Spare part number
TouchPad button board (includes TouchPad cable, TouchPad button board cable, and TouchPad
button board bracket)
730898-001
Before removing the TouchPad button board, follow these steps:
1. Turn off 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 the power from the computer by unplugging the power cord from the computer.
3. Disconnect all external devices from the computer.
4. Remove the battery (see
Battery on page 27), and then remove the following components:
a. Service cover (see
Service cover on page 28)
b. Display assembly (see
Display assembly on page 37)
c. Bottom cover (see
Bottom cover on page 42)
Remove the TouchPad button board:
1. Release the ZIF connector (1) to which the TouchPad board cable is attached, and then disconnect
the TouchPad board cable from the TouchPad board.
2. Remove the two Phillips PM2.0×4.5 screws (2) that secure the TouchPad button board to the
top cover.
3.
Remove the TouchPad button board bracket (3).
46 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts