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The buttons:
The button
Function
Illustration
Power on
Press the Button for >100ms & < 1s can power on
the UPS without utility input at the condition of
battery connected
Turn on
When the unit is powered on, press the button
for >3s can turn on the UPS
Turn off
Press the button > 4s can turn off the UPS
Scroll up
Press to scroll up the menu option
Scroll down
Press to scroll down the menu option
Enter menu
Select/Confirm the current selection
Exit the present menu
Press to exit present menu to Main menu or the
higher-level menu without changing a setting
Mute buzzer
Press the button to mute the buzzer temporarily,
once new warning or fault is active, buzzer will work
again
The Buzzer
：
The buzzer
General Meaning
1 beep every 2 minutes
Load supplied on bypass
1 beep every 4 seconds
Load supplied on battery
If battery low, beep every second
1 beep every second
General warning active
2 beeps every second
Overload warning
Continuous
Fault active
Back Light:
After 10 minutes of inactivity, the LCD backlight will automatically dim. Press any
button to restore the screen.
