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3. Operations
3-1. Button operation
Button
Function
ON/MUTE Button
Turn on the UPS: Press and hold ON/Mute button for at least 2
seconds to turn on the UPS.
Mute the alarm: After the UPS is turned on in battery mode, press
and hold this button for at least 3 seconds to disable or enable the
alarm system. But it’s not applied to the situations when warnings or
errors occur.
Up key: Press this button to display previous selection in UPS setting
mode.
Switch to UPS self-test mode: Press and hold ON/Mute button for 3
seconds to enter UPS self-testing while in AC mode
OFF/ENTER
Button
Turn off the UPS: Press and hold this button at least 2 seconds to
turn off the UPS
Confirm selection key: Press this button to confirm selection in UPS
setting mode.
SELECT Button
Switch LCD message: Press this button to change the LCD message
for input voltage, input frequency, battery voltage, battery capacity,
ambient temperature, output voltage, output frequency, load current
and load percentage.
Setting mode: Press and hold this button for 3 seconds to enter UPS
setting mode when UPS is off.
Down key: Press this button to display next selection in UPS setting
mode.
ON/Mute +
Select Button
Exit setting mode or return to the upper menu: When working in
setting mode, press ON/Mute and Select buttons simultaneously for
0.2 seconds to return to the upper menu. If it’s already in top menu,
press these two buttons at the same time to exit the setting mode.
3-2. LCD Panel
Display
Function
Backup time information
Indicates the estimated backup time.
H: hours, M: minute, S: second.
