Io Panel; Removing The Io Panel - Dell Precision 3640 Tower Service Manual

Steps
1. Assemble the WLAN module with the SMA antenna.
2. Connect the antenna cable to the WLAN module.
3. Replace the plastic bracket on the antenna connectors of the WLAN module.
4. Insert the WLAN module into the M.2 slot on the system board.
5. Replace PCIe bracket into its slot on the chassis.
6. Route the antenna cables along the rubber guides on the system board and replace the single (M2x3.5) screw securing the
WLAN module to the system board.
Next steps
1. Close the psu hinge.
2. Install the cover.
3. Follow the procedure in

IO panel

Removing the IO panel

Prerequisites
1. Follow the procedure in
2. Remove the cover.
3. Open the psu hinge.
4. Remove the bezel.
5. Remove the optical drive.
About this task
The following images indicate the location of the IO panel and provides a visual representation of the removal procedure.
42 Disassembly and reassembly
after working inside your
before working inside your
computer.
computer.