SMA Solar Technology AG
10 Troubleshooting
User Manual
SCCP-JP-BA-A4-en-12
75
10 Troubleshooting
10.1 Safety During Troubleshooting
10.2 Reading Off Disturbance Messages
If an error occurs, you can read off the error on the touch display or on the user interface.
10.2.1 Reading Off Disturbance Messages via Touch Display
If an error occurs, a warning symbol is shown on the touch display.
Procedure:
• Select the warning symbol.
☑ The touch display lists the error number, waiting time, error message and the necessary corrective measure to
eliminate the disturbance.
10.2.2 Reading Off Disturbance Messages via User Interface
You can read off errors on a PC or laptop via the user interface.
Procedure:
1. Log into the user interface.
2. To display the error number, select the instantaneous value
ErrNo
in the instantaneous value view.
3. To display the delay time, select the instantaneous value
TmsRmg
in the instantaneous value view.
4. To display the error message, select the instantaneous value
Msg
in the instantaneous value view.
5. To display the corrective measure, select the instantaneous value
Dsc
in the instantaneous value view.
10.3 Acknowledging Disturbance Messages
Once the error has been remedied, you can acknowledge the error messages using the key switch on the Sunny Central
or via the user interface.
10.3.1 Acknowledging Disturbance Messages via the Key Switch
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Danger to life from electric shock due to high voltages in the Sunny Central
Even under fault conditions, there will be high voltages present in the Sunny Central. Touching live components results
in death or serious injury due to electric shock.
• All activities described in this section must be carried out by qualified personnel only.
• Observe all safety precautions when working on the Sunny Central.
• Wear suitable personal protective equipment for all work on the device.
• If you cannot remedy the disturbance with the help of this document, contact the SMA Service Line.
Dealing with disturbances
Disturbance messages should only be acknowledged once the underlying causes have been eliminated.
If the causes of the disturbance have not been eliminated, the error will still be detected after acknowledgment and
the disturbance message will reappear.
