12 Troubleshooting
SMA Solar Technology AG
Operating manualEVC22-3AC-20-BE-en-1088
12.1.11 Event 7330
Event message:
• Wait for update conditions
Explanation:
The testing of the update conditions was not successful. The firmware update package is not
suitable for this product.
Corrective measures:
• Retry update.
• Ensure that the selected update file is suitable for this product.
• If this message is displayed again, contact the Service.
12.1.12 Event 7605
Event message:
• Communication error power unit
Explanation:
The product has detected an internal communication error.
Corrective measures:
• Contact Service.
12.1.13 Event 7619
Event message:
• Communication fault with meter unit
• Check communication to meter
Explanation:
The product is not receiving any data from the energy meter.
Corrective measures:
• Ensure that the energy meter is correctly integrated into the same network as the product (see
energy meter manual).
12.1.14 Event 7637
Event message:
• Communication to internal energy meter disturbed
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