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4. Observe the LED indicators to check the SUN2000 operating status.
Category
Status (Blinking at Long
Intervals: On for 1s and then Off
for 1s; Blinking at Short
Intervals: On for 0.2s and then
Off for 0.2s)
Running
indicator
Steady green
Blinking green at
long intervals
Blinking green at
long intervals
Off
Off
Blinking red at
short intervals
N/A
Steady red
Communication
indicator
Blinking green at short intervals
Blinking green at long intervals
Off
Meaning
N/A
The SUN2000 is operating in grid-tied
Steady green
mode.
Off
The DC is on and the AC is off.
The DC is on, the AC is on, and the
Blinking green
SUN2000 is not exporting power to the
at long intervals
power grid.
Blinking green
DC is off and AC is on (only for non-
at long intervals
China versions).
•
Off
•
N/A
DC environmental alarm
Blinking red at
AC environmental alarm
short intervals
Steady red
Faulty
N/A
Communication is in progress. (When
a mobile phone is connected to the
SUN2000, the indicator first indicates
that the phone is connected to the
SUN2000): blinks green at long
intervals.)
The mobile phone is connected to the
SUN2000.
There is no communication.
16
China version: DC is off, and AC
may be energized (Ensure that the
external AC switch is OFF).
Non-China versions: DC is off and
AC is on.
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