HP (Hewlett-Packard) 798687-001 Laptop User Manual


 
a. Optical drive (see Optical drive on page 32)
b. Top cover (see
Top cover on page 39)
c. Power connector cable (see
Power connector cable on page 63)
When replacing the system board, be sure that the following components are removed from the defective
system board and installed on the replacement system board:
Hard drive connector cable
RTC battery (see
RTC battery on page 56)
Memory modules (see
Memory module on page 57)
Fan (see
Fan on page 58)
Heat sink assembly (see
Heat sink assembly on page 60)
Remove the system board:
1. Disconnect the following cables from the system board:
Display panel cable (1)
Speaker cable (2)
Hard drive cable (3)
USB/audio board cable (4)
Subwoofer cable (5).
2. Remove the five Phillips M2.5x4.0 screws (1) that secure the system board to the base enclosure.
3. Lift the right side of the system board (2) until it rests at an angle.
54 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts