Ambient light sensor (ALS) board
The ambient light sensor board is located in the top left corner of the computer.
To remove the ALS board:
1. Prepare the computer for disassembly (see
Preparing to disassemble the computer on page 25).
2. Remove the rear covers (see
Removing the rear covers from the computer on page 26).
3. Separate the computer from the column (see
Separating the computer from the column on page 35).
4. Remove the Torx screw (1) that secures the ALS bracket to the computer.
ENWW Ambient light sensor (ALS) board 43