A SERVICE OF

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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