SMA Solar Technology SUNNY BOY 3.0, Operating Manual, Page: 17 / 100

LED Status Explanation
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 establishing a direct connection to an end device via
Ethernet (e.g. computer, tablet PC or smartphone).
flashes quickly for
approx. two min-
utes WPS active
The WPS function is active.
glowing Communication active
There is an active connection with a local network or there
is a direct connection with an end device via Ethernet (e.g.
computer, tablet PC or smartphone).
4 Product Description SMA Solar Technology AG
Operating Manual 17 SB30-50-1AV-40-BE-en-10