Antennas; Removing The Antenna Modules - Dell OptiPlex 7780 All-In-One Service Manual

Antennas

Removing the antenna modules

Prerequisites
1. Follow the procedure in
2. Remove the stand.
3. Remove the cable cover
4. Remove the back cover.
5. Remove the system-board
6. Remove the wireless card.
7. Remove the bottom cover.
8. Remove the rear-I/O bracket.
9. Remove the speakers.
About this task
The following image provides a visual representation of the antenna modules removal procedure.
Steps
1. Remove the antenna cables from the routing guides on the display-assembly base.
2. Remove the two screws (M2x2.5) that secure the antenna modules to the middle frame.
3. Carefully peel the copper foil that secures the antenna cables to the middle frame.
4. Lift the antenna modules off the middle frame.
76 Removing and installing components
Before working inside your
(optional).
shield.
computer.