Buttons (power, function)
NOTE: The power button and function button are included in the Plastics/Rubber Kit, spare part number
844400-001.
Description Spare part number
Plastics/Rubber Kit 844400-001
Before removing the power button and function button, follow these steps:
1. Turn o the computer. If you are unsure whether the computer is o 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 bottom cover (see Bottom cover on page 28)
5. Remove the battery (see Battery on page 29).
6. Remove the system board (see System board on page 48).
Remove the buttons:
1. Remove the Phillips PM2.5×2.5 screw (1) that secures each button to the base enclosure.
2. Remove the buttons from the computer (2).
3. Remove the buttons
Reverse this procedure to install the buttons.
56 Chapter 5 Removal and replacement procedures for Authorized Service Provider parts
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