I/O Cable; Removing The I/O Cable; Installing The I/O Cable - Dell Latitude 3420 Service Manual

I/O cable

Removing the I/O cable

Prerequisites
1. Follow the procedure in
2. Remove the SIM card tray
3. Enter the service mode.
4. Remove the base cover.
About this task
The following image indicates the location of the I/O cable and provides a visual representation of the removal procedure.
Steps
1. Peel the adhesive tape, open the latch and disconnect the I/O cable from the connector on the system board.
2. Peel the adhesive tape and unroute the I/O cable from the routing guides in the palmrest assembly.
3. Peel the adhesive tape, open the latch and disconnect the I/O cable from the connector on the I/O board.
4. Lift and remove the I/O cable from the palmrest assembly.

Installing the I/O cable

Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
48 Removing and installing components
before working inside your
for 4G LTE enabled systems.
computer.