American Power Conversion 250VA, 110Vac user manual TROUBLESHOOTING, SHIPPING, and Service

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6:TROUBLESHOOTING, SHIPPING, AND SERVICE

Use the chart below to solve minor UPS installation and operation problems. Refer to www.apc.com with complex UPS problems, and for battery runtime charts.

PROBLEM AND/OR POSSIBLE

SOLUTION

CAUSE

 

 

 

UPS WILL NOT TURN ON

 

 

 

UPS not connected to utility

Check that the power cord from the UPS to the utility power supply is se-

power supply.

curely connected at both ends.

 

 

Battery not connected prop-

Check that battery connector is engaged.

erly.

 

 

 

Very low or no utility voltage.

Check the utility power supply to the UPS by plugging in a table lamp. If the

 

light is very dim, have the utility voltage checked.

 

 

UPS WILL NOT TURN OFF

 

 

 

Internal UPS fault.

Do not attempt to use the UPS. Unplug the UPS, unplug the battery connec-

 

tor, and have it serviced immediately.

 

 

UPS BEEPS OCCASIONALLY

 

Normal operating UPS beeps

None. The UPS is protecting the connected equipment from occasional util-

when running on battery.

ity power irregularities.

 

 

UPS IS NOT PROVIDING EXPECTED BACKUP TIME

 

 

The UPS battery is weak due

Charge the battery. Batteries require recharging after extended outages, and

to a recent outage or is near

wear faster when frequently put into service or when operated at elevated

the end of the service life.

temperatures. If the battery is near the end of the service life, consider re-

 

placing even if the replace battery LED is not yet illuminated.

 

 

ONLINE AND OVERLOAD LEDS ARE FLASHING ALTERNATELY

 

 

The UPS was shut down

None. The UPS will restart when utility power returns.

through PowerChute.

 

 

 

ALL LEDS ARE FLASHING OR ONLINE AND ON-BATTERY LEDS ARE FLASHING

 

 

Internal UPS fault. The UPS

Do not attempt to use the UPS. Turn off the UPS, unplug the battery, and

has shut down.

have it serviced immediately.

 

 

ALL LEDS ARE OFF AND THE UPS IS PLUGGED INTO A WALL OUTLET

The UPS is shut down or the

None. The UPS will return to normal operation when the power is restored

battery is discharged from an

and the battery has a sufficient charge.

extended outage.

 

 

 

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Contents APC Smart-UPSSC Page Introduction UnpackPosition the UPS Rack-Mounting Tower Configuration Wall Mounting Connect Equipment to the UPS Connect the UPS to the Network if ApplicableStart the UPS Front Display Panel User Configurable Items 110/120 V model Battery Replacement StorageTROUBLESHOOTING, SHIPPING, and Service Replace Battery LED is Illuminated Shipping and Service Regulatory and Warranty Information Limited Warranty