HP Dv4 1140go - Pavilion Entertainment - Core 2 Duo GHz Maintenance And Service Manual page 119

2. Disconnect the power connector cable from the system board.
3. Remove the two Phillips PM1.5×9.0 slotted screws (1), and the Phillips PM2.5×4.0 screw (2) that
secure the system board to the computer.
4. Use the optical drive connector (1) to lift the right side of the system board until it rests at an angle.
5. Lift the system board (2).
Component replacement procedures 111