American Power Conversion 5000UXI user manual Troubleshooting

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Troubleshooting

Use the chart below to solve minor UPS installation problems. Contact APC Technical Support Staff for assistance with complex UPS problems. See APC Contact Information page 12, for a location near you.

Problem and Possible Cause

Solution

 

UPS will not turn on.

Press the ON button once to power the UPS and the load.

• ON button not pushed.

• UPS not connected to AC power supply.

Check that the power cable from the UPS to the power

 

supply is securely connected at both ends.

• UPS input circuit breaker tripped.

Reduce the load on the UPS by unplugging equipment and

 

reset the circuit breaker (on back of UPS) by pressing the

 

plunger back in.

• Very low or no utility voltage.

Check the AC power supply to the UPS with a table lamp.

 

If very dim, have the utility voltage checked.

• Battery not connected properly.

Confirm the battery connections.

UPS will not turn off.

Do not attempt to use the UPS. Unplug the UPS and have it

• Internal UPS fault.

 

serviced immediately.

UPS operates on-battery although normal line voltage exists.

• UPS’s input circuit breaker tripped.

Reduce the load on the UPS by unplugging equipment and

 

reset the circuit breaker (on back of UPS) by pressing the

 

plunger back in.

• Very high, low, or distorted line voltage.

Move the UPS to a different outlet on a different circuit.

Inexpensive fuel powered generators can distort

Test the input voltage with the utility voltage display. If

the voltage.

acceptable to the load, reduce the UPS’s sensitivity. Refer

 

to Voltage Sensitivity, page 6, for procedures.

UPS beeps occasionally.

None. The UPS is protecting the load.

• Normal UPS operation.

UPS does not provide expected backup time.

Charge the battery. Batteries require recharging after

• The UPS’s battery is weak due to recent outage or

is near the end of its service life.

extended outages. Also, they wear faster when put into

 

service often or when operated at elevated temperatures.

 

If the battery is near the end of its service life, consider

 

replacing the battery even if the replace battery indicator is

 

not yet lit.

• The UPS is overloaded.

Check the UPS’s load display. Unplug less needed

 

equipment, such as printers.

Front panel indicators flash sequentially.

None. The UPS will restart automatically when utility

• The UPS has been shut down by remote control.

 

power returns.

All indicators are lit and UPS emits a constant beeping.

• Internal UPS fault.

Do not attempt to use the UPS. Turn the UPS off and have

 

it serviced immediately.

All indicators are off and UPS is plugged into wall

outlet.

• The UPS is shut down and the battery is

None. The UPS will return to normal operation when the

discharged from an extended outage.

power is restored and the battery has a sufficient charge.

The replace battery light is lit.

Do another self test to see if it clears.

• Weak batteries.

• Replacement batteries not connected properly.

Confirm the battery connections.

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Contents 990-7082A REV4 7/01 990-7082A REV4 7/01 Electrical Safety Handling SafetyPage Table of Contents Page Introduction InstallationUnpacking Position the UPSInput Cable Output Cable Hardwire the Electrical ConnectionConnect the External Batteries Connect Power to the UPSClick on Configuration Click on UPS Operating Parameters Install PowerChute and AccessoriesStep To see the change in number of external battery packs Initial Startup Operating Instructions Load Bar Graph Low BatteryOverload SmartTrimStorage Conditions User Configuration ItemsStorage UPS battery life differs based on usage and environment Battery Charge and Run TimesTroubleshooting Limited Warranty ServiceIf the UPS requires service do not return it to the dealer APC Contact Information