American Power Conversion 3000VA 3U, 2200VA 3U user manual Troubleshooting

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7:TROUBLESHOOTING

Use the chart below to solve minor UPS installation problems. Also refer to the APC web site. Con- tact APC for assistance with complex UPS problems.

PROBLEM AND POSSIBLE CAUSE

SOLUTION

UPS WILL NOT TURN ON

 

ON button not pushed.

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

UPS not connected to AC power

Check that the power cable from the UPS to the utility power

supply.

supply is securely connected.

UPS input circuit breaker tripped.

Reduce the load on the UPS by unplugging equipment and re-

 

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

 

plunger in.

Very low or no utility voltage.

Check the AC power supply to the UPS by plugging in a table

 

lamp. If the light is very dim, have the utility voltage checked.

Rear Connector Plug not engaged

Check the back of the unit to verify that the Rear Connector

 

Plug is fully engaged.

 

 

Battery not connected properly.

Check that both battery connectors are fully engaged.

 

 

UPS WILL NOT TURN OFF

 

Internal UPS fault.

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

 

serviced immediately.

 

 

UPS OPERATES ON-BATTERY ALTHOUGH NORMAL LINE VOLTAGE EXISTS

UPS input circuit breaker tripped.

Reduce the load on the UPS by unplugging equipment and re-

 

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

 

plunger in.

Very high, low, or distorted line

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

voltage. Inexpensive fuel powered

the input voltage with the utility voltage display. If acceptable to

generators can distort the voltage.

the connected equipment, reduce the UPS sensitivity.

 

 

UPS BEEPS OCCASIONALLY

 

Normal UPS operation.

None. The UPS is protecting the load (connected equipment).

 

 

UPS DOES NOT PROVIDE EXPECTED BACKUP TIME

The UPS battery is weak due to a

Charge the battery. Batteries require recharging after extended

recent outage or is near the end of its

outages. They wear faster when put into service often or when

service life.

operated at elevated temperatures. If the battery is near the end

 

of its service life, consider replacing the battery even if the re-

 

place battery LED indicator is not yet lit.

The UPS is overloaded.

Check the UPS load display. Unplug unnecessary equipment,

 

such as printers.

 

 

FRONT PANEL INDICATORS FLASH SEQUENTIALLY

The UPS has been shut down re-

None. The UPS will restart automatically when utility power

motely through software or an op-

returns.

tional accessory card.

 

 

 

 

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Contents APC Smart-UPS Page Safety Information Electrical Safety Battery Safety Enough to handle the weight InstallationInstalling the Mounting Rails in the Rack Battery face plate Facing the front of the UPS, locate the battery Accessories Operation 230V Ity voltage 120V Models Low Battery Warning Level OAD VA UPS ID Upsiden User Configuration ItemsHigh Transfer Storage and Maintenance Transporting Your SMART-UPS Troubleshooting ALL Indicators are LIT and the UPS Emits a Constant Beeping Service 230V Models CONTACT, REGULATORY, and Warranty InformationDeclaration of Conformity Limited Warranty