Troubleshooting SMA Solar Technology AG
206 SI5048-TB-TEN110340 Technical Description
20.8.6 Category RLY
20.8.7 Category SYS
Display no. Level Description
F605 4 Generator relay does not open
W606 1 Generator relay does not open on slave 1
W607 1 Generator relay does not open on slave 2
W608 1 Generator relay does not open on slave 3
Display no. Level Description
F702 5 DSP reset
F703 2 Timeout during a task
F704 4 Invalid DSP calibration
W705 1 DSP watchdog has been tripped
F706 4 Watchdog meter has expired (watchdog tripped several times in
succession)
W707 1 Watchdog meter on slave 1 has expired (watchdog tripped several
times in succession)
W708 1 Watchdog meter on slave 2 has expired (watchdog tripped several
times in succession)
W709 1 Watchdog meter on slave 3 has expired (watchdog tripped several
times in succession)
F710 4 Autostart meter has expired (several autostarts in succession)
W713 1 Watchdog has been tripped
F720 4 Short circuit or cable break on transformer temperature sensor
F721 4 Short circuit or cable break on heat sink temperature sensor
W722 1 Short circuit on battery temperature sensor
W723 1 Cable break on battery temperature sensor
W724 1 Autostart meter has expired slave 1
W725 1 Autostart meter has expired slave 2
W726 1 Autostart meter has expired slave 3
F731 4 Error in the cluster configuration
F732 4 Error in address assignment of cluster devices
F733 4 No message from cluster master (only slave)
W734 1 No message from cluster on slave 1
W735 1 No message from cluster on slave 2
W736 1 No message from cluster on slave 3
W738 1 Synchronization not successful
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