Troubleshooting

LCD Message or

Possible Cause

Action

Condition

 

 

 

 

 

Battery Overload

The UPS is on battery, and the

Shutdown is imminent (30 seconds). Save your work and

2 beeps per second.

power requirements exceed

turn off your equipment. Turn off and unplug or remove

 

UPS capacity (130% for

utility power from the UPS. Remove some of the equipment

 

10 seconds or >130% for

from the UPS. Restart the UPS. You may need to obtain a

 

1.5 seconds) or the load is

larger capacity UPS.

 

defective.

 

 

 

 

Site Fault

1 beep per second.

Ground wire connection does not exist or the line and neutral wires are reversed in the wall outlet.

Have a qualified electrician correct the wiring.

To disable this alarm, see •Configuration Mode" on page 17.

Battery Test

The UPS is performing a battery

 

test.

None. The UPS returns to Normal mode when it completes a successful battery test.

Over-Temperature

UPS internal temperature is too

Constant beep.

high.

Shutdown is imminent. Save your work and turn off your equipment. Turn off the UPS.

Clear vents and remove any heat sources. Ensure the airflow around the UPS is not restricted. Wait at least 5 minutes and restart the UPS. If the condition persists, contact your service representative.

Over-Charge

Batteries are over-charged.

Constant beep.

 

Save your work and turn off your equipment. Turn off the UPS. Contact your service representative.

Charger Failure

Charger has failed.

Save your work and turn off your equipment. Turn off the

 

 

UPS. Contact your service representative.

 

 

 

Output Short

Output short circuit.

Save your work and turn off your equipment. Turn off the

Constant beep.

 

UPS. Contact your service representative.

 

 

 

High Output Voltage

High output voltage.

Save your work and turn off your equipment. Turn off the

Constant beep.

 

UPS. Contact your service representative.

 

 

 

Low Output Voltage

Low output voltage.

Save your work and turn off your equipment. Turn off the

Constant beep.

 

UPS. Contact your service representative.

 

 

 

High DC Bus

High internal DC bus voltage.

2 beeps per second.

 

Save your work and turn off your equipment. Turn off the UPS. Contact your service representative.

Powerware® 9120 User's Guide ￿ 05147426 A Uncontrolled Copy

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