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4.12 System Board
Removing the System Board
To remove the system board, follow the steps below and refer to Figures 4-31 and 4-32.
1.
Turn off the power to the computer, then disconnect the AC adapter and all
external cables connected to the computer.
2.
Remove the battery pack, optional memory module, optional PC card, HDD,
DAA module, keyboard, top cover with display assembly, membrane switch and
backup battery, RTC battery and I/O board and PC card slot, and speaker as
described in Sections 4.2 through 4.11.
3.
Remove one M2x6 screw securing the battery pack contact cover and lift out
the cover.
4.
Remove one M2x6 screw and one M2x8 screw securing the heat sink plate and
lift out the plate. The M2x8 right screw secures the HDD holder.
5.
Remove the remaining two M2x6 screws securing the HDD holder and lift out
the holder.
Figure 4-31 Removing the cover to the battery pack and HDD
650CT
4-31
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Troubleshooting
