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2.
Detach the power button board cable (2) and power button board (3) from the base enclosure.
(The power button board cable and power button board are attached to the base enclosure with
double-sided tape.)
Reverse this procedure to install the power switch board.
Power connector cable
Description Spare part number
Power connector cable (includes bracket) 576846-001
Before removing the power connector cable, 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 36
5. Remove the following components:
a. Memory module compartment cover (see “Expansion memory module”).
b.
Top cover (see
Top cover on page 39
c. Processor fan/heat sink assembly (see
Processor fan/heat sink assembly on page 51
56 Chapter 4 Removal and replacement procedures