Reverse this procedure to reassemble and install the hard drive.
Power button board
Description Spare part number
Power button board (includes cable) 732076-001
Before removing the power 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 43), and then remove the following components:
a. Optical drive (see
Optical drive on page 48).
b. Service door (see
Service door on page 45).
c. WLAN module (see
WLAN module on page 47).
d. Memory module (see
Memory module on page 45).
e. Keyboard (see
Keyboard on page 55).
f. Top cover (see
Top cover on page 61).
Remove the power button board:
1. Turn the top cover upside down, with the front toward you.
2. Remove the Phillips M2.5×2.5 screw (1) that secures the power button board to the top cover.
Component replacement procedures
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