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SMA Technologie AG Troubleshooting
User Manual SDC-TEN080642 Page 187
14 Troubleshooting
14. 1 Errors Upon Use of Sunny Data Control
All electrical connections may only be performed by qualified electricians!
Please follow all safety instructions contained in the inverter
documentation!
No. Error description Cause
1 On the "Channel recording" page,
the start and end of the recording
are not visible.
Spot value querying is not active. Activate
spot value querying, as described in
section 10. 10 „Activating / Deactivating
Spot Value Querying” (page 91).
2 Sunny Data Control indicates
"Access denied."
Sunny Data Control indicates "The
specified file could not be found."
Another software program is using the
interface (e.g. terminal).
The PC interface is not available.
3 Device detection fails. Under "Settings / Misc", the device
detection mode is set incorrectly (see
section 8.4. 1 „Narrowing the Scope of
Device Detection” (page 54)).
The PC interface's baud rate does not
match that of the Sunny Boy Control.
The wrong transfer medium was selected.
Sunny Boy Control is not ready for
reception.
With the transfer medium RS485, it may
be the case that in the extended properties
of the serial port used for the Sunny Boy
Control, FIFO has not been deactivated.
4 Communication cancels while in
operation.
Data cable between PC and SBC
interrupted.
187


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