Sunny Boy User Manual

3 Product Overview
SMA Solar Technology AG
User Manual SBxx-US-1XP-41-BA-en-11 21
SMA Smart Connected is activated during registration in SunnyPortal. In order to use SMA Smart
Connected, it is necessary that the inverter is permanently connected to SunnyPortal and the data
of the PV system operator and qualified person is stored in SunnyPortal and up-to-date.
3.4 LED Signals
The LEDs indicate the operating state of the inverter.
LED signal Explanation
The green LED is flashing
(twoseconds on and
twoseconds off)
Waiting for feed-in conditions
The conditions for feed-in operation are not yet met. As soon as the
conditions are met, the inverter will start feed-in operation.
The green LED is flashing
(1.5s on and 0.5s off)
Secure power supply operation
The secure power supply operation is enabled and the inverter sup-
plies the outlet with current from the PV system.
The green LED flashes
quickly
Update of central processing unit
The central processing unit of the inverter is being updated.
The green LED is glowing Feed-in operation
The inverter feeds in with a power of at least 90%.
The green LED is pulsing Feed-in operation
The inverter is equipped with a dynamic power display via the green
LED. Depending on the power, the green LED pulses fast or slow. If
necessary, you can switch off the dynamic power display via the
green LED.
The green LED is off The inverter is not feeding into the utility grid.
The red LED is glowing Event occurred
In addition to the glowing red LED, the display indicates the follow-
ing information about the event:
• Event type
• Event number
• Date and time at which the event occurred
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).