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8. Remove the hard drive (see Hard drive on page 46).
9. Disconnect the display panel cable from the system board (see
Display panel on page 39).
10. Remove the speaker (see
Speakers on page 68).
11. Remove the power connector and cable (see
Power connector cable on page 67).
12. Remove the USB/Audio and cable (see USB/Audio).
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:
●
RTC battery (see
RTC battery on page 49)
●
Memory module (see
Memory module on page 50)
●
Power connector cable (see
Power connector cable on page 67)
●
Fan (see
Heat sink on page 61)
●
Heat sink (see
Heat sink on page 61)
●
WLAN module see (
WLAN module on page 52).
●
Hard drive (see
Hard drive on page 46).
●
USB/Audio (see USB/Audio)
●
Display panel cable (see
Display panel on page 39).
Remove the system board:
1. Remove the following cables:
●
Power connector cable (1)
●
Speaker cable (2)
●
Subwoofer cable (3)
●
USB/Audio board cable (4)
●
Keyboard cable (5)
●
Keyboard light cable (6)
●
TouchPad board cable (7)
●
Wireless cable (8)
●
Display panel cable (9)
●
Power button board cable (10)
Component replacement procedures 59