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●
Heat sink (see
Heat sink on page 50
)
●
WLAN module see (WLAN module).
Remove the system board:
1.
Remove the following cables:
●
Right speaker cable
(1)
●
Power button board cable
(2)
●
Display panel cable
(3)
●
Keyboard connector cable
(4)
●
TouchPad cable
(5)
●
Keyboard backlight cable
(6)
●
Hard drive cable
(7)
●
USB/audio board connector cable
(8)
●
Power connector cable
(9)
●
USB/audio board cable
(10)
●
RTC battery cable
(11)
●
Left speaker and subwoofer cable
(12)
2.
Remove the 4 Phillips PM2.5×3.5 screws
(1)
.
48
Chapter 4 Removal and replacement procedures