HP Compaq nx5000 series Maintenance And Service Manual page 157

3. Release the ZIF connector 1 on the system board to which
the LED board cable is attached, and then disconnect the
cable 2.
4. Remove the PM1.5x4.0 screw 3 that secures the LED board
to the base enclosure.
5. Lift the board straight up to remove it 4.
6. Release the ZIF connector 5 on the LED board to which the
LED board cable is attached and disconnect the cable 6.
Removing the LED Board
Reverse the above procedure to install the LED board.
Maintenance and Service Guide
Removal and Replacement Procedures
5–49