Operations; Button Operation - Vertiv Liebert GXT MT+ EX 1-3 kVA User Manual

4 Operations

4.1 Button Operation
Button
ON/Mute Button
OFF/Enter Button
Select Button
ON/Mute + Select Button
4 Operations
Function
To switch on the UPS, press and hold the ON/MUTE button for at least 2 seconds.
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Mute the alarm: When the UPS is on battery mode, to enable or disable the alarm system,
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press and hold this button for at least 5 seconds. However, it will be automatically enabled
when the next set of warnings or errors occur.
Up key: In UPS setting mode, press this button to return to the previous selection display.
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Switch to UPS self-test mode: To activate the UPS self-testing when in AC mode, ECO
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mode, or converter mode, press and hold the ON/MUTE button for 5 seconds.
Turn off the UPS: Under normal power conditions, the UPS will be in standby mode or will
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switch to Bypass mode if the Bypass enable setting is enabled by pressing this button.
Confirm selection key: In UPS setting mode, press this button to confirm the settings you
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have selected.
Switch LCD message: To change the LCD message for input voltage, input frequency,
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battery voltage, output voltage, and output frequency, press this button.
Setting mode: When the UPS is in standby or bypass mode, press and hold this button for 5
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seconds to enter UPS in the setting mode.
Down key: In UPS setting mode, press this button to display the next selections.
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When the main power is normal, press the ON/Mute and Select buttons simultaneously for
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5 seconds to enter bypass mode. The UPS will then enter bypass mode. When the input
voltage is out of the allowed range, this operation will become inapplicable.
Vertiv™ Liebert® GXT MT+ EX 1-3 kVA User Manual
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