2. Remove the rear speakers (2).
Reverse this procedure to install the rear speakers.
Infrared sensor board
To remove the infrared sensor board, use this procedure and illustration.
Table
5-11 Infrared sensor board description and part number
Description Spare part number
Infrared sensor board M22164-001
NOTE: The infrared sensor board spare part kit does not include the infrared sensor board cable. The infrared sensor board cable is
available using spare part number M22151-001.
Before removing the infrared sensor board, follow these steps:
1. Prepare the computer for disassembly (Preparation for disassembly on page 37).
2. Remove the bottom cover (Bottom cover on page 37).
3. Remove the battery (see Battery on page 38).
4. Remove the system board (see System board on page 46).
Remove the infrared sensor board:
1. Remove the two Phillips M2.0 × 1.8 broad head screws (1) that secure the infrared sensor board to the top
cover.
ENWW Component replacement procedures 53
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