Liebert GXT 2U user manual Controls and Indicators, ON/ALARM SILENCE/MANUAL Battery Test Button

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Controls and Indicators

5.0CONTROLS AND INDICATORS

All LEDs illuminated

for illustrative purposes only.

5.1ON/ALARM SILENCE/MANUAL BATTERY TEST BUTTON

This button controls output power to connected load(s) and has three functions:

ON

Alarm Silence

Manual Battery Test

ON - Pressing this button will start up the UPS in order to provide conditioned and protected power.

Alarm Silence - To silence alarms, press this button for at least one second. After the alarm is silenced, the UPStation GXT 2U will reactivate the alarm system to alert of additional problems.

NOTE

The LOW BATTERY and BYPASS reminder alarms

CANNOT be silenced.

Manual Battery Test - To initiate a manual battery test, press the ON button for at least one second while operating from utility power with no alarm conditions present.

If only three of the five Battery LEDs illuminate, allow the UPS to recharge the batteries for 24 hours.

After 24 hours, retest the batteries.

After the batteries have been retested, if only three of the five Battery LEDs illuminate, contact your local dealer, Lie- bert representative or Liebert Worldwide Support Group.

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Contents Power Availability UPStation GXT 2UPage Table of Contents Tables Important Safety Instructions Page Glossary of Symbols Introduction Transient Voltage Surge Suppression Tvss EMI/RFI Filters RECTIFIER/POWER Factor Correction PFC CircuitMajor Components InverterDC to DC Converter Battery ChargerBattery Dynamic BypassGXT 2U Rear View Installation Tower UPS InstallationPreparation RACK-MOUNT UPS Conversion and Installation Bracket assembly into rack Prepare the UPS or battery Cabinet the equipment for UPS External Battery Cabinet Installation Controls and Indicators ON/ALARM SILENCE/MANUAL Battery Test ButtonBypass Indicator LED Amber LOAD/BATTERY Level Indicators 4 GREEN, 1 AmberFault Indicator LED RED Battery Indicator LED AmberAC Input Indicator LED Green Output Voltage SelectionNormal Mode Operation Bypass Mode OperationOperating Instructions Battery Mode Operation Battery Recharge ModeCommunications Communications Interface PortPins 4 & 5 Remote Shutdown on Battery Auto-Enable Output Pin 6 Logic Pins 5 & 6 ANY-MODE ShutdownUPS Intelligent Communications Configuration Program GXT 2U Configuration Program AbilitiesMaintenance Battery ReplacementInternal Battery Replacement Procedures Fuse Replacement Troubleshooting AC LEDTroubleshooting guide Check load equipment for Your UPS has received a Alarm conditions Specifications Model RatingGXT2-1500RT120 GXT2-2000RT120 GXT2-3000RT120 Battery Cabinet Specifications Battery ParametersBattery RUN Times Product Warranty Registration Page Page Page Company Behind the Products