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Jordan MillerAug 26, 2025
What to do if Unipower Aspiro 1U shows Mains Error?
- JJason LongAug 26, 2025
If your Unipower Power Supply shows a Mains Error, it means the AC supply is OFF on one rectifier in a system with only one plugged-in rectifier, or OFF on at least two rectifiers in a system with a minimum of two rectifiers plugged in. Make sure the AC input breaker is ON and verify the AC input connection.

