SMA SMC 4600A - Manual (Page 14)

LED signals SMA Solar Technology AG
14 SMC46-60A-BA-BEN114230 User Manual
5 LED signals
Status Description
All LEDs are on The inverter is initializing.
All LEDs are off The DC input voltage at the inverter is too low for feed‑in.
All LEDs
flashing The inverter is in the start phase.
Green LED on The inverter is feeding in to the power distribution grid.