User's Manual
NEG(-)
REVERSE POLARITY 
WILL DAMAGE UNIT
POWER
STATUS
S
4
S
3
S
2
S
1
LOAD 
LEVEL
BREAKER
POS(+)
DC INPUT
AC INPUT
1
0
INPUT 
LEVEL
0
I
PORT
REMOTE 
ON-OFF-REMOTE
POWER
4. Introduction: 
4-1.Inverter Operation 
Switch the power ON, then the power inverter is ready to supply AC power to 
the loads. Turn on the loads separately after the inverter is ON to prevent 
OVP status caused by the surge power. 
4-1-1. Switch the power ON, then the buzzer will send out beep sound. At the 
moment, the inverter is doing self-diagnosis. Then the LED’s indicators 
will also show various colors.  
Finally, the buzzer will send out another beep, and the Input Level and 
Status LED indicators will turn green. Then the inverter will start to 
work. 
4-1-2. Switch the power OFF, then the inverter stops and all the lights that are 
On will go Off. 
4-1-3. Switch the power inverter and the test load ON, then the inverter will 
supply the power to the load. If you want to measure true RMS voltage 
output of the inverter, a meter such as FLUKE 45 BECKMAN 4410 or 
TRIPLETT 4200 must be used. 
4-2. Front Panel Operation 
4-2-1. Front view: 
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