HP 320 - Notebook PC Maintenance And Service Manual page 105

Remove the system board on a 39.6-cm (15.6-in) computer:
1. Position the computer with the front toward you.
2. Release the audio ZIF connector (1) and disconnect the cable (2) from the left edge of the system
board.
3. Remove the two Phillips M2.0×3.0 screws (3) that secure the system board to the base enclosure.
4. Remove the optical drive extender by first removing the Phillips PM2.0×3.0 screw (1) that secures
the extender to the base enclosure.
5. Lift the system board slightly and then pull the extender straight out (2) from the system board.
6. Remove the hard drive extender by first removing the Phillips PM2.0×3.0 screw (1) that secures
the extender to the base enclosure.
Component replacement procedures
97