| Monitoring and Maximizer system not accessible |
Cloud Connect (or MMU) is not reporting to Tigo Energy Data Center. |
Verify that the network is working properly and that the Cloud Connect (or MMU) has power. See the Network Troubleshooting Guide for more details. |
| Low system energy production |
PV system may not be operating at full capacity. This may be due to external conditions (e.g. weather) or may indicate a performance issue. |
Check site conditions and verify that system is operating normally. |
| Low PV module power |
A PV module has been operating at low power for an extended period of time.This may be due to external conditions (e.g. weather, shading) or may indicate a performance issue. |
Verify that system is operating normally and check Summary page to view system performance. |
| Low PV string power |
A string of PV modules has been operating at low power for an extended period of time.This may be due to external conditions (e.g. weather, shading) or may indicate a blown string fuse. |
Verify that system is operating normally and check Summary page to view system performance. |
| Overvoltage Detected—System Shut Down |
PV-Safe has activated automatically in response to overvoltage detected at one or more PV modules. |
Contact Tigo Support for more details. |
| PV-Safe Activated—System Shut Down |
PV-Safe has been activated manually. High voltage has been removed from the strings. |
To exit PV-Safe mode and re-energize the system, send the Modules ON command from the Cloud Connect (or MMU). |
