(Optional) Installing the WLAN Smart Dongle
3.5
Smart Dongle port (GPRS/4G/WLAN)
9
NOTE
The WLAN Smart Dongle is delivered with the SUN2000.
LED indicator
Operation
LED Indicator
Remarks
Description
Color
Status
Installing
the Dongle
N/A
Off
Normal
The Dongle is not secured or is
not powered on.
Yellow (blinking
green and red
simultaneously)
Steady on
The Dongle is secured and
powered on.
Red
Blinking at short
intervals (on for
0.2s and off for
0.2s)
The parameters for connecting to
the router are to be set.
Red
Steady on
Abnormal
The Dongle is faulty. Replace the
Dongle.
Blinking red and
green
alternatively
Blinking at long
intervals (on for
1s and off for 1s)
No communication with the
inverter
• Remove and insert the Dongle.
• Check whether inverters match
the Dongle.
• Connect the Dongle to other
inverters. Check whether the
Dongle or the USB port of the
inverter is faulty.
