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NOTE:
When replacing the system board, be sure that the following components are removed from the
defective system board and installed on the replacement system board:
●
WLAN module (see
●
Memory modules (see
●
RTC battery (see
RTC battery on page
●
Heat sink (see
Heat sink on page
●
Fan (see
Fan on page
Remove the system board:
1.
Release the ground tape (1) that secures the display panel cable to the system board.
2.
Release the ZIF connector (2) to which the display panel cable is attached, and then disconnect the
display panel cable from the system board.
3.
Release the ZIF connector (3) to which the audio/USB board cable is attached, and then disconnect the
audio/USB board cable from the system board.
4.
Remove the fan cowling material (1) that forms a seal between the base enclosure and the fan.
5.
Remove the two Philllips PM2.0×5.5 screws (2) that secure the system board to the base enclosure.
WLAN module on page
34)
Memory module on page
61)
57)
60)
36)
Component replacement procedures
55
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