12 Troubleshooting
SMA Solar Technology AG
60
REDUCERBOX-BA-en-16
User Manual
12 Troubleshooting
12.1 Status Displays of the LEDs
LED
Status
Meaning
Measure
POWER
COMMAND
Green
The input status is valid.
None
Red
The input status is invalid.
Trained electrically skilled
persons only:
• Check connection to the ripple
control receiver.
• Check the ripple control
receiver.
• Check the status configuration
for completeness and validity
(see Section 8.3).
POWER
STATUS
Green
Setpoint = 100%
None
Red
Power limitation active
(< 100%)
None
WEBBOXCOM Green
All registered
Sunny WebBoxes are
available.
None
Flashing
orange
Not all registered
Sunny WebBoxes are
available.
Trained electrically skilled
persons only:
• Determine which
Sunny WebBox is faulty via
the status display. Check the
Sunny WebBox and where
necessary its cabling.
Flashing
red
No Sunny WebBox is
available.
Trained electrically skilled
persons only:
• Check cabling and Ethernet
devices (e.g. router).