HP T1000 Troubleshooting, UPS does not start, Audible alarm sounds, UPS operates on battery only

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Troubleshooting

In this section
UPS does not start	28
Audible alarm sounds	28
UPS operates on battery only	28
UPS frequently switches between utility and battery power	29
UPS does not provide the expected backup time	29
UPS emits a slight clicking noise	29
Power LED flashes	29
Voltage Configuration LED is green	29
Output Load Level LED is red or flashing red	30
Battery Charge LED is red	30
Battery Warning LED is amber	30
Site Wiring Fault LED is red	30

UPS does not start

Action:

1.Be sure that the power cord is plugged in to a utility power receptacle.

2.Check the power source at the utility power receptacle.

3.Allow the UPS batteries to charge for 24 hours.

Audible alarm sounds

Action:

1.Identify the LED associated with the audible alarm.

2.Check the troubleshooting information in this document to determine the cause of the alarm.

UPS operates on battery only

Action:

1.Save your work.

2.Power down the load devices connected to the UPS output receptacles.

3.Remove one or more load devices to reduce the power requirements.

4.Be sure the UPS configuration matches the utility voltage. Refer to "Selecting the UPS voltage configuration (on page 14)."

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Contents HP UPS T1000/1500 User Guide Audience assumptions Contents Spares Index UPS front panel Component identificationThis section UPS front panel controls and LED indicators UPS T1000 NA/JPN/TWN rear panel UPS T1500 NA/JPN/TWN rear panel UPS T1000 Intl rear panel UPS T1500 Intl rear panel Precautions InstallationElectrical requirements Checking the battery recharge date Connecting the batteriesSelecting the UPS voltage configuration Connecting the host computer Connecting the serial communications portConnecting the Network Transient Protectors Connecting the USB communications portConnecting devices to the UPS Connecting the UPS to utility powerCharging the UPS batteries Powering up the UPS Silencing an audible alarm Powering down the UPSAudible alarm conditions UPS operationsUPS operations Power management HP Power Manager featuresMaintenance Important battery safety informationBattery care and storage guidelines Updating the UPS firmware Replacing the batteriesUPS battery replacement procedure Disconnect the negative black lead Remove the battery module Cleaning battery spills Maintenance Troubleshooting Audible alarm soundsUPS operates on battery only UPS does not startUPS frequently switches between utility and battery power UPS does not provide the expected backup timePower LED flashes Voltage Configuration LED is greenBattery Charge LED is red Battery Warning LED is amberSite Wiring Fault LED is red Output Load Level LED is red or flashing redSpecifications T1000 physical specificationsT1500 physical specifications UPS input specificationsT1000 output specifications T1500 output specificationsT1000 power protection specifications T1500 power protection specificationsOutput tolerance specifications Output feature specificationsBattery specifications Battery runtimePage T1000 UPS spare parts list T1500 UPS spare parts listSpares Ordering sparesBefore you contact HP Technical supportHP contact information Warranty information Limited warranty$250,000 Computer Load Protection Guarantee Pre-Failure Battery WarrantyNotification from power management software Regulatory compliance notices Regulatory compliance identification numbersFederal Communications Commission notice FCC rating labelClass a equipment Class B equipmentModifications CablesCanadian notice Avis Canadien European Union regulatory noticeJapanese notice Bsmi notice Power cord statement for Japan Battery replacement noticeKorean notice Preventing electrostatic discharge Electrostatic dischargeGrounding methods to prevent electrostatic discharge Acronyms and abbreviations Index Index Index