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jill94Aug 12, 2025
How to troubleshoot Software House SWH-400 when no LEDs are on?
- BbrandonwigginsAug 12, 2025
If none of the LEDs are lit on your Software House Card Reader, check the power connections to the reader. Also, verify the reader supply voltage at connector pin 3 and ensure the ground connection at pin 2 is secure and well connected.