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Dell OptiPlex 7780 All-In-One - Power-Button Board; Removing the Power-Button Board

Dell OptiPlex 7780 All-In-One
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Steps
1. Align the screw holes on the speakers with the screw holes on the display-assembly base.
2. Replace the nine screws (M3 4+7.1xZN) to secure the speakers to the display-assembly base.
3. Route the speaker cable through the routing guide on display-assembly base and connect the speaker cable to the system board.
Next steps
1. Install the rear-I/O bracket.
2. Install the bottom cover.
3. Install the system-board shield.
4. Install the back cover.
5. Install the cable cover (optional).
6. Install the stand.
7. Follow the procedure in After working inside your computer.
Power-button board
Removing the power-button board
Prerequisites
1. Follow the procedure in Before working inside your computer.
Removing and installing components
67

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