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Error/Warning (red) LED on or flashing

Error/Warning (red) LED on or flashing — Active fault, error, or warning is present

Schneider Electric · MPPT 80

What does Error/Warning (red) LED on or flashing mean?

The red LED is illuminated or flashing, indicating that an active fault, error, or warning is present on the charge controller. The specific issue can be determined via the InsightLocal interface.

Common Causes

  • An active fault, error, or warning is present on the charge controller.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    View the event list in InsightLocal to identify the specific alarm.

  2. 2

    Consult the troubleshooting tables for the identified alarm.

  3. 3

    Take appropriate action based on the alarm description.

  4. 4

    Some warnings clear automatically, while faults may require manual clearing.

Browse all codes in this manual (34)
Verified technical data. Last updated: April 2026

Related Faults

10Output Under-voltage Immediate — The DC Output Voltage is too low11Output Under-voltage — The DC Output Voltage is too low2Capacitor Over Temperature — The Capacitors are too hot
Source: MPPT 80
Open Manual (Page 53)Search more codes in this manual