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4.
Lift the speakers (4) to remove them from the top cover.
Reverse this procedure to install the speakers.
Power button board
Description Spare part number
Power button board (includes cable) 682751-001
Before removing the power button board, follow these steps:
1. Shut down the computer.
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 33).
5. Remove the service door (see
Service door on page 34).
6. Remove the optical drive (see
Optical drive on page 35).
7. Remove the hard drive (see
Hard drive on page 38).
8.
Remove the keyboard (see
Keyboard on page 45).
9. Remove the top cover (see
Top cover on page 48).
10. Remove the speakers (see
Speakers on page 51).
Remove the power button board:
1. Turn the top cover upside down, with the front toward you.
52 Chapter 4 Removal and replacement procedures ENWW