Owners Manual

Table 1. OptiPlex 3280 All-in-One screw list(continued)
Component Screw type Quantity Screw image
Camera door M3x5 2
Heat sink—UMA Captive screws 5
Rear-I/O bracket M3x5 4
System board M3x5 7
Speakers M3 4+7.1xZN 4
Power-button board M3x5 1
Microphones M2x2.5 2
Side I/O-board shield M3x5 2
Side-I/O board M2.5x3.5 2
Antennas M2x2.5 2
Display panel M3x5 8
Middle frame M3x5 11
Audio board M3x5 1
Stand
Removing the fixed stand
Prerequisites
1. Follow the procedure in Before working inside your computer.
NOTE:
When servicing the system, place it on an elevated, clean, and flat surface. Dell recommends removing the stand
to avoid accidental damage to the system display during servicing.
About this task
The following image provides a visual representation of the fixed stand removal procedure.
Removing and installing components
11