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3. Operation
3.1 Button operation
Button View
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 5 seconds to disable or enable the alarm system.
Up key: Press this button to display previous selection in UPS setting mode.
Switch to UPS self-test mode: Press ON/Mute button for 5 seconds to enter
UPS self-testing while in AC mode, ECO mode, AECO 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 in battery mode. UPS will be in standby mode under power normal or
transfer to bypass mode if the Bypass is enabled.
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, output frequency.
Setting mode: Press and hold this button for 5 seconds to enter UPS setting
mode when in Standby and Bypass mode.
Down key: Press this button to display 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 5 seconds. UPS will enter bypass mode.
This action will be ineffective when the input voltage is out of acceptable
range.
