Fronius Symo 3.0-3-S Operating Instructions Manual page 19

No. Function
(2) WLAN LED
- Flashing green: Fronius Datamanager 2.0 is in Service mode
(IP switch on the Fronius Datamanager 2.0 plug-in card is in position A or Ser-
vice mode has been activated via the inverter display, the WLAN access point
is open)
- Lights up green: WLAN connection established
- Flashing green/red (alternately): WLAN access point has timed out following
activation (1 hour)
- Lights up red: no WLAN connection
- Flashing red: faulty WLAN connection
- Does not light up: Fronius Datamanager 2.0 is in Slave mode
(3) Solar.web connection LED
- Lights up green: Fronius Solar.web connection established
- Lights up red: Fronius Solar.web connection is required but has not been es-
tablished
- Does not light up: no connection to Fronius Solar.web is required
(4) Supply LED
- Lights up green: Fronius Solar Net is providing an adequate power supply; Fro-
nius Datamanager 2.0 is ready for use.
- Does not light up: insufficient or no power supply from Fronius Solar Net - an
external power supply is required
or
the Fronius Datamanager 2.0 is in Slave mode
- Flashing red: update in progress
IMPORTANT! Never interrupt the power supply while an update is in progress.
- Lights up red: update failed
(5) Connection LED
- Lights up green: connection established within Fronius Solar Net
- Lights up red: connection within Fronius Solar Net interrupted
- Does not light up: Fronius Datamanager 2.0 is in Slave mode
(6) LAN connection
Ethernet interface, colour-coded blue, for connecting the Ethernet cable
(7) I/Os
Digital inputs and outputs
Modbus RTU 2-wire (RS485):
D- Modbus data -
D+ Modbus data +
I IO RS485
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