APC Smart-UPS C 1000VA LCD 120V Specifications download pdf (Page 10)

Smart-UPS C 1000/1500 VA 120 Vac Tower8

Troubleshooting

Problem and Possible Cause Solution

The UPS will not turn on or there is no output.

The unit has not been turned on. Press the POWER button once to turn on the UPS.

The UPS is not connected to utility

power.

Be sure the power cable is securely connected to the unit and to the utility

power supply.

The input circuit breaker has tripped. Reduce the load on the UPS. Disconnect nonessential equipment and reset the

circuit breaker.

The unit shows very low or no input

utility voltage.

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

light is very dim, check the utility voltage.

The battery connector plug is not

securely connected.

Be sure that all battery connections are secure.

There is an internal UPS fault. Do not attempt to use the UPS. Unplug the UPS and have it serviced

immediately.

The UPS is operating on battery, while connected to input utility power.

The input circuit breaker has tripped. Reduce the load on the UPS. Disconnect nonessential equipment and reset the

circuit breaker.

There is very high, very low, or

distorted input line voltage.

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

with the utility voltage display. If acceptable to the connected equipment,

reduce the UPS sensitivity.

UPS is emitting an audible beeping sound.

The UPS is operating normally. None. The UPS is protecting the connected equipment.

UPS does not provide expected backup time.

The UPS battery is weak due to a

recent power outage or is near the end

of its service life.

Charge the battery. Batteries require recharging after extended outages and

wear out 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 has not illuminated.

The UPS is experiencing an overload

condition.

Check the UPS load display. Unplug unnecessary equipment, such as printers.

The replace battery icon in the display interface is illuminated.

The battery has a weak charge. Allow the battery to recharge for at least four hours. Then, perform a self-test.

If the problem persists after recharging, replace the battery.

The replacement battery is not

properly connected.

Be sure that the battery connector is securely connected.

The System Fault LED is illuminated.

Internal UPS fault. Do not attempt to use the UPS. Turn the UPS off and have it serviced

immediately.

The Site Wiring LED is flashing.

Wiring faults detected include

missing ground, hot-neutral,

polarity reversal, and overloaded

neutral circuit.

If the UPS indicates a site wiring fault, have a qualified electrician inspect the

building wiring.

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APC Smart-UPS C 1000VA LCD 120V Specifications Page 10

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