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

Steps
1. Align and place the ethernet on the I/O board.
2. Install the (M2x5) screw to secure the ethernet on the I/O board.
3. Press the hinge in downward direction toward the palmrest assembly.
4. Install the (M2.5x4) and two (M2.5x6) screws to secure the hinge bracket on the palmrest assembly.
Next steps
1. Install the base cover.
2. Exit the service mode
3. Install the SIM card tray
4. Install the microSD-card.
5. Follow the procedure in

I/O board

Removing the I/O board

Prerequisites
1. Follow the procedure in
2. Remove the microSD-card.
3. Remove the SIM card tray
4. Enter the service mode.
5. Remove the base cover.
6. Remove the ethernet
About this task
NOTE:
for 4G LTE enabled systems.
after working inside your
before working inside your
for 4G LTE enabled systems.
port.
computer.
computer.
Removing and installing components 71