Compaq Presario CQ42 Notebook PC and HP G42 Notebook PC - Maintenance and Service Guide

4. Remove the battery (see Battery on page 52).
5. Remove the following components:
a. Hard drive (see
Hard drive on page 53)
b. WLAN (see
WLAN module on page 58)
c. Optical drive (see
Optical drive on page 56)
d. Keyboard (see
Keyboard on page 62)
e. Top cover (see
Top cover on page 64)
f. Speaker assembly (see
Speaker assembly on page 67)
g. Display assembly (see
Display assembly on page 74)
h. Top cover (see
Top cover on page 64)
Remove the following cables from the system board if still connected:
●
Power connector cable (see
Power connector cable on page 73)
●
USB board cable (see
USB board on page 72)
1. Turn the computer upright with the right side toward you.
2. Remove the three Phillips PM2.5×3.0 screws that secure the system board to the computer.
3. Release the optical drive cable (1) from the system board.
4. Lift the right side of the system board (2).
82 Chapter 4 Removal and replacement procedures ENWW