Table 5-13
System board and audio jack descriptions and part numbers (continued)
Description
Spare part number
Audio jack
N31280-001
Before removing the system board and audio jack, follow these steps:
1.
Prepare the computer for disassembly (see
Preparation for disassembly on page 33
2.
Remove the bottom cover (see
3.
Disconnect the battery cable from the system board (see
4.
Remove the heat sink (see
Remove the system board and audio jack:
1.
Disconnect the following cables from the system board:
●
Left top speaker cable (1)
●
Camera cable (2)
●
Display cable (3)
NOTE:
Remove one screw and bracket to access the display cable.
●
Antenna cables from onboard WLAN module (4)
●
WWAN antennas from the WWAN module (5)
●
WWAN antennas from the channels on the system board (6)
●
Right top speaker cable (7)
●
Audio board cable (8)
●
SIM board cable (9)
●
Transfer board cable (10)
System board and audio jack
51