7. Reinstall the palmrest assembly.
8. Reinstall the keyboard assembly.
9. Reinstall the display assembly.
10. Reinstall the keyboard bezel.
System Board Assembly
Figure 20. System Board Assembly Removal
To remove the system board assembly, perform the following steps.
NOTICE: To avoid damaging the system board, you must remove the main battery before you service the computer.
NOTICE: The processor is not replaceable. Do not attempt to remove the thermal cooling solution.
1. Remove the keyboard bezel.
2. Remove the display assembly.
3. Remove the keyboard assembly.
4. Remove the palmrest assembly.
5. Use a 5-mm socket wrench to remove the four 5-mm socket screws for the VGA and parallel ports located on the back of the bottom case
assembly.
6. Use a small flat-blade screwdriver to remove the two media bay connector screws at both ends of the media bay connector located on the
back of the bottom case assembly.
NOTICE: To ensure maximum cooling for the microprocessor, do not touch the glue side of the thermal conductive tape. The oils in
your skin reduce the heat transfer capability on the glue side of the tape.
7. Peel up the thermal conductive tape that connects the audio EMI shield to the thermal cooling solution (see Figure 20).
You only need to peel up the part of the tape that lays on the thermal cooling solution. The end of the tape that lays on the audio EMI shield
can remain.
NOTICE: The audio EMI shield is attached to the USB connector housing with two-sided tape. To avoid bending the audio EMI
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