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TouchPad button board
Description | Spare part number |
TouchPad button board (included with top cover, spare part number
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 48).
5.Remove the service access cover (see Service access cover on page 50).
6.Remove the following components:
a.Hard drive (see Hard drive on page 60)
b.Optical drive (see Optical drive on page 65)
c.Keyboard (see Keyboard on page 67)
d.Top cover (see Top cover on page 71)
Remove the TouchPad button board:
1.Position the top cover
2.Release the ZIF connector (1) for the TouchPad button board cable and then disconnect the cable (2).
3.Remove the four Torx 9M2.5×4.0 screws (3) that secure the TouchPad button board to the top cover.
80 Chapter 4 Removal and replacement procedures