HP 16-b0 Series, Maintenance And Service Manual

Page: 57 / 90

3. Remove the speaker from the computer (3).
NOTE: Make sure the rubber gaskets are installed in the mounting holes in the speaker (4) before
installation.
Reverse this procedure to install the right speaker.
IR sensor board
To remove the IR sensor board, use this procedure and illustration.
Table 5-14 IR sensor board description and part number
Description Spare part number
IR sensor board M82291-001
IR sensor board cable M82287-001
Before removing the IR sensor board, follow these steps:
1. Prepare the computer for disassembly ( Preparation for disassembly on page 31 ).
2. Remove the bottom cover (see Bottom cover on page 31 ).
3. Remove the battery (see Battery on page 32 ).
4. Remove the solid-state drives (see Solid-state drive on page 34 ).
5. Remove the power connector cable (see Power connector cable on page 38 ).
6. Remove the heat sink (see Heat sink on page 39 ).
7. Remove the fans (see Fans on page 41 ).
8. Remove the system board (see System board on page 45 ).
Remove the IR sensor board:
1. Remove the protective tape from the board (1).
2. Remove the Phillips M2.0 × 2.5 screw (2) that secures the board to the computer.
Component replacement procedures 49