Dell OptiPlex 3280 - Installing the Audio Board; Antenna Modules; Removing the Antenna Modules

Installing the audio board
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
The following image indicates the location of the audio board and provides a visual representation of the installation procedure.
Steps
1. Align the screw hole on the audio board with the screw hole on the display-assembly base.
2. Replace the screw (M3x5) to secure the audio board to the display-assembly base.
3. Connect the audio-board 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.
Antenna modules
Removing the antenna modules
Prerequisites
1. Follow the procedure in Before working inside your computer.
2. Remove the stand.
Removing and installing components
67