Power button board
NOTE: The power button board spare part kit does not include the power button board cable. The power
button board cable is available as spare part number L44445-001.
Table 5-4 Power button board description and part number
Description Spare part number
Power button board for use in models with a Pentium or Celeron processor L44444-001
Power button board for use in models with an Atom processor L62793-001
Before removing the power button board, follow these steps:
1. Prepare the computer for disassembly (Preparation for disassembly on page 22).
2. Remove the keyboard/top cover (see Keyboard/top cover on page 22).
Remove the power button board:
1. Position the top cover upside down with the front toward you.
2. Disconnect the cable from the ZIF connector on the power button board (1).
3. Remove the Phillips M2.0 × 2.6 screw (2) that secures the power button board to the top cover.
4. Remove the power button board (3).
Reverse this procedure to install the power button board.
28 Chapter 5 Removal and replacement procedures for authorized service provider parts
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