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4.
Remove the fan (4) from the system board.
To replace the fan, reverse the removal procedures.
I/O board
To remove the I/O board, use this procedure and illustration.
Table 6-4
I/O board descriptions and part numbers
Description
I/O board (includes nano SIM slot, RJ45 jack, and USB port)
NOTE:
The I/O board spare part kit does not include the I/O board cable or the nano SIM cable. The
I/O board cable and the nano SIM cable are included in the Cable Kit, spare part number N96591-001.
For use on computer models equipped with a Ryzen PRO processor
For use on computer models equipped with WWAN and WLAN capability
For use on computer models equipped with WLAN capability only
For use on computer models not equipped with a Ryzen PRO processor
For use on computer models equipped with WWAN and WLAN capability
For use on computer models equipped with WLAN capability only
Before removing the I/O 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 I/O board:
1.
Release the WWAN antenna cables and the display tuner cable from the retention clips (1) that are
built into the I/O holder.
58
Chapter 6 Removal and replacement procedures for authorized service provider parts
Preparation for disassembly on page
Bottom cover on page
42).
Spare part number
P07358-001
P07357-001
N95962-001
N95961-001
Battery on page
54).
54).
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