HP Pavilion DM1z-3000 Maintenance And Service Manual page 66

2. Disconnect the RJ-45 cable (2) from the system board.
3. Remove the 2 screws (1) that secure the system board to the base enclosure.
4. Lift the left side of the system board (2) until it rests at an angle.
5. Remove the system board (3) by sliding it away from the base enclosure at a 45-degree angle.
Reverse the procedure to install the system board.
58 Chapter 4 Removal and replacement procedures ENWW