I/O Modules - Power supply - Device does not turn on

Issue

The device does not start after correctly powering up.

Possible solution

1. Check if the device is not powered with USB.

2. Check what kind of current is required, AC or DC.

3. Check the connection diagrams and verify if the connection is made properly.

4. Check if the grounding on the I/O module is correct so that it does not interfere with the power supply grounding.