Failure Search SMA Solar Technology AG
46 SB13_21TL-IA-IEN121060 Installation Guide
9 Failure Search
If the inverter displays other blink codes or error messages than the ones described below, contact
the SMA Serviceline.
You will also find a description of display messages during operation, status messages and measuring
channels in the user manual provided.
Do not perform any repairs that are not described here and instead take advantage of the 24-hour
replacement service (inverter ready for shipping and handed over to a freight-forwarding company
within 24 hours) and the SMA Solar Technology AG repair service.
9.1 Blink Codes
Green Red Yellow Status
flashing flashing flashing OK (startup phase)
Is glowing continuously Is not glowing Is not glowing OK (feed-in operation)
Is glowing
continuously
Is not glowing Ground fault or varistor
defective
Is glowing
continuously
OK (initialization)
Flashes quickly
(3 x per second)
Is not glowing Is not glowing OK (stop)
Is glowing
continuously
Is not glowing Ground fault or varistor
defective
Flashes slowly
(1 x per second)
Is not glowing Is not glowing OK (waiting, grid monitoring)
Is glowing
continuously
Is not glowing Ground fault or varistor
defective
Goes out briefly
(approx. 1 x per
second)
Is not glowing Is not glowing OK (derating)
Is glowing
continuously
Is not glowing Ground fault or varistor
defective
Is not glowing Is not glowing Is not glowing OK (overnight shutdown or
Electronic Solar Switch is not
plugged or external DC
switch-disconnector is not
connected.)
Glowing/flashing Fault
Is glowing
continuously
Is not glowing Ground fault or varistor
defective
Glowing/flashing Ground fault or varistor
defective and disturbance
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