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. Connect the antenna cables to the wireless card.
The following table provides the antenna-cable color scheme:
Table 2. Antenna-cable color scheme
Connectors on the wireless card Antenna-cable color
Main (white triangle) White
Auxiliary (black triangle) Black
2. Place the wireless-card bracket on the wireless card.
3. Align the notch on the wireless card with the tab on the wireless-card slot.
4. Slide the wireless card at an angle into the wireless-card slot.
5. Replace the screw (M2x4) to secure the wireless-card bracket to the wireless card.
6. Align and place the wireless-card shield on the system board and wireless card.
7. Route the antenna cables through the routing guides on the display-assembly base.
8. Replace the two screws (M2x4) to secure the wireless-card shield to the system board.
Next steps
1. Install the system-board shield.
2. Install the back cover
3. Install the cable cover (optional).
4. Install the stand.
5. Follow the procedure in After working inside your computer.
Removing and installing components
39