HP Pavilion DM3-1030 Maintenance And Service Manual page 70

Removal and replacement procedures
Remove the system board:
1. Disconnect the RJ-45 connector 1 from the enclosure.
2. Disconnect the power connector 2 from the enclosure.
3. Remove the five Phillips 2.5×4.0 screws that secure the system board to the base enclosure.
4. Lift up 1 on the right side of the system board, and then pull it to the right 2 to remove the system board from
the base enclosure.
Reverse this procedure to install the system board.
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