Apc 650 User Manual download pdf (Page 14)

10

7.2 Wall Mount Bracket

A special wall mount bracket is available for this UPS. See your dealer or call the number at the

front of this manual for more information.

8. Troubleshooting

Problem Possible Cause Solution

UPS will not turn on.

On/off/test button not

pushed.

Press the on/off/test button to power the UPS

and the l oad

UPS input circuit breaker

tripped.

Reduce the load on the UPS by unplugging

equipment and reset the circuit breaker 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 or off, have the utility

voltage checked.

UPS will not turn on or off.

Computer interface or

accessory problem.

Disconnect the computer interface or accessory.

If the UPS now works normally, check the

interface cable, the attached computer, and the

accessory.

UPS operates on-battery even

though normal line voltage is

thought to exist.

UPS's input circuit breaker

tripped.

Reduce the load on the UPS by unplugging

equipment and reset the circuit breaker by

pushing the plunger back in.

UPS beeps occasionally. Normal UPS operation.

None. The UPS is protecting the load.

UPS does not provide

expected back up time.

The UPS's battery is weak due

to recent outage or is near the

end of its service life.

Charge the battery. The UPS's batteries require

recharging after an extended outage. Batteries age

faster when put into service often and 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.

Unplug less needed equipment, such as printers.

Front panel indicators flash

sequentially.

The UPS has been shut down

by the UPS interface kit.

None. The UPS will restart automatically when

utility power returns.

All indicators are illuminated

and the UPS emits a constant

tone.

Internal UPS fault.

Do not attempt to use the UPS. Turn the UPS

off and have it serviced immediately.

The UPS operates normally,

but the site wiring fault

indicator is lit.

Building wiring error such as

missing ground or hot to

neutral wire reversal.

Have a qualified electrician correct the building

wiring.

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