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Table 5-9
USB/audio board description and part number
Description
USB/audio board
USB/audio board cable
Before removing the USB/audio board, follow these steps:
1.
Prepare the computer for disassembly (see
2.
Remove the bottom cover (see
3.
Disconnect the battery cable from the system board (see
Remove the USB/audio board:
1.
Remove the protective tape (1) from the connector on the USB/audio board.
2.
Disconnect the cable from the ZIF connector (2) on the board.
3.
Remove the two Phillips M2.0 × 3.0 screws (3) from the board.
4.
Remove the board (4) from the computer.
To install the USB/audio board, reverse this procedure.
Heat sink
To remove the heat sink, use this procedure and illustration.
Table 5-10
Heat sink description and part number
Description
Heat sink for use in models with UMA graphics
Heat sink for use in models with discrete graphics
Heat sink thermal pad
42
Chapter 5 Removal and replacement procedures for authorized service provider parts
Preparation for disassembly on page
Bottom cover on page
29).
Spare part number
N87229-001
N87219-001
Battery on page
31).
Spare part number
N87226-001
N87227-001
N87234-001
29).
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