SMA POWER REDUCER BOX - Manual (Page 60)

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).