Dell Latitude 3440 - Updating the BIOS Firmware

Steps
1. Align and place the I/O board on the palm-rest and keyboard assembly.
2. Align the screw holes on the I/O board with the screw holes on the palm-rest and keyboard assembly.
3. Replace the screw (M2x3) to secure the I/O board to the palm-rest and keyboard assembly.
4. Connect the coin-cell battery cable to the connector on the I/O board.
5. Replace the two screws (M2x5) to secure the RJ-45 ethernet port.
6. Gently press the left display hinge in downward direction towards the system.
7. Align the screw holes on the left display hinge with the screw holes on the system.
8. Replace the two screws (M2.5x5) to secure the left display hinge to the system.
Next steps
1. Install the base cover.
2. Follow the procedure in After working inside your computer.
Removing and installing components
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