9.
Remove the eight Torx T15 screws that secure the system board to the chassis.
10.
Slide the system board toward the front of the computer to disengage the I/O panel (1), and then lift
the rear of the system board upward and away from the under the drive cage (2).
When reinstalling the system board, insert the front of the system board into the front slot, and then push
the board back so the rear connectors insert into the rear panel. Align the board with the chassis screw holes.
NOTE:
When replacing the system board, you must change the chassis serial number in the BIOS.
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Chapter 4 Removal and replacement procedures