13
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: With the UPS in battery mode, press and hold this button
for at least 3 seconds to disable or enable the alarm system. This does
not apply to 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 ON/Mute buttons for 3 seconds to
enter UPS self-testing while in AC mode, ECO mode, or converter mode.
OFF/Enter
Button
Turn off the UPS: Press and hold this button at least 2 seconds to turn off
the UPS. UPS will be in standby mode under power normal or transfer to
Bypass mode if the Bypass enable setting by pressing this button.
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, output voltage and
output frequency.
Setting mode: Press and hold this button for 3 seconds to enter UPS
setting mode when in Standby or Bypass mode.
Down key: Press this button to display the next selection in UPS setting
mode.
ON/Mute
+ Select
Button
Switch to bypass mode: When the main power is normal, press ON/Mute
and Select buttons simultaneously for 3 seconds. Then UPS will enter to
bypass mode. This action will be ineffective when the input voltage is out
of acceptable range.
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.
4.
Operations
4.1.
Button operation
