Maintenance and Service Guide

Power button/audio board
NOTE: The power button/audio board spare part kit does not include the power button board cable. The
power button/audio board cable is available using spare part number L51342-001.
Table 5-7 Power button/audio board description and part number
Description Spare part number
Power button/audio board L51333-001
Before removing the power button/audio board, follow these steps:
1. Prepare the computer for disassembly (Preparation for disassembly on page 29).
2. Remove the bottom cover (see Bottom cover on page 30).
3. Remove the battery (see Battery on page 32).
Remove the power button board:
1. Disconnect the cable from the ZIF connector on the board (1).
2. Remove the two Phillips M2.0 × 3.0 screws (2) that secure the board to the computer.
3. Rotate the rear of the board up, and then lift it out of the computer (3).
Reverse this procedure to install the power button/audio board.
44 Chapter 5 Removal and replacement procedures for authorized service provider parts