Removing the I/O board
About this task
The following images indicate the location of the I/O board and provides a visual representation of the removal procedure.
![Removing the I/O board](https://dl.dell.com/topics/vostro_3405_sm/images/GUID-0A7FF009-6D70-4243-A198-AF9FF4FAB834-low.jpg)
Steps
- Open the latch and disconnect the fingerprint-reader board cable from the I/O board, if applicable.
- Open the latch and disconnect the I/O-board power cable from the I/O board.
- Open the latch and disconnect the fingerprint-reader cable from the I/O board, if applicable.
- Open the latch and disconnect the I/O-board cable from the I/O board.
- Remove the four screws (M2x4) that secure the I/O board to the palm-rest and keyboard assembly.
- Lift the I/O board off the palm-rest and keyboard assembly.
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