HP consumer dv7-6b56nr notebook a1t84uar#aba Manuel D’Utilisation
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Removal and replacement procedures
Maintenance and Service Guide
4–41
Remove the system board:
1. Disconnect the following cables from the system board:
a. Audio/infrared board cable 1
✎
The audio/infrared board cable connects to a LIF connector on the system board.
b. Subwoofer cable 2 (select models only)
c. USB board cable 3
✎
The USB board cable connects to a LIF connector on the system board.
d. Power connector cable 4
2. Remove the three Phillips PM2.5×5.0 screws that secure the system board to the base enclosure.