4 Product Overview
SMA Solar Technology AG
Operating manual
STP3-6-3AV-40-BE-en-13
20
LED signal
Explanation
The green LED is off
The inverter is not feeding into the utility grid.
The red LED is glowing
Event occurred
If an event occurs, a distinct event message and the corresponding
event number will be displayed in addition on the inverter user inter-
face or in the communication product (e.g. SMA Data Manager).
The blue LED flashes slowly
for approx. one minute
Communication connection is being established
The inverter is establishing a connection to a local network or is es-
tablishing a direct connection to an end device via Ethernet (e.g.
computer, tablet PC or smartphone).
The blue LED flashes quickly
for approx. two minutes
(0.25 s on and 0.25 s off).
WPS active
The WPS function is active.
The blue LED is glowing
Communication active
There is an active connection with a local network or there is a di-
rect connection with an end device via Ethernet (e.g. computer,
tablet PC or smartphone).
Summary of Contents for STP3.0-3AV-40
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