Service Manual
Table Of Contents
- OptiPlex 3280 All-in-One Service Manual
- Safety instructions
- Removing and installing components
- Recommended tools
- Screw list
- Stand
- Cable cover—optional
- Back cover
- Hard drive
- Memory modules
- System-board shield
- Solid-state drive
- System fan
- Coin-cell battery
- Wireless card
- Camera assembly
- Bottom cover
- Heat sink
- Processor
- Rear-I/O bracket
- System board
- Speakers
- Power-button board
- Microphones
- Side I/O-board
- Audio board
- Antenna modules
- Display panel
- Middle frame
- Software
- System setup
- Troubleshooting
- Getting help and contacting Dell
Steps
1. Align and place the power-button board in the slot on the middle frame.
2. Replace the screw (M3x5) to secure the power-button board to the middle frame.
3. Route the power-button board cable through the display-assembly base.
4. Connect the power-button board cable to the connector on the system board and close the latch to secure the cable.
Next steps
1. Install the speakers.
2. Install the rear-I/O bracket.
3. Install the bottom cover.
4. Install the system-board shield.
5. Install the back cover
6. Install the cable cover (optional).
7. Install the stand.
8. Follow the procedure in After working inside your computer.
Microphones
Removing the microphones
Prerequisites
1. Follow the procedure in Before working inside your computer.
2. Remove the stand.
3. Remove the cable cover (optional).
4. Remove the back cover.
5. Remove the system-board shield.
6. Remove the bottom cover.
7. Remove the rear-I/O bracket.
8. Remove the speaker
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Removing and installing components