Removing the System Board
1.Follow the procedures in Before Working Inside Your Computer.
2.Remove:
a)battery
b)access panel
c)keyboard trim
d)keyboard
e)optical drive
f)hard drive
g)WLAN card
h)right base panel
i)thermal module
j)palmrest
k)ExpressCard reader cage
l)display assembly
m)left support frame
3.Disconnect the power connector cable.
4.Disconnect the system fan cable from the system board.
5.Disconnect the speaker cable from the system board.
6.Disconnect the audio board flat flex cable.
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