Troubleshooting
Silencing an Audible AlarmTo silence the alarm for an existing fault, press the 
button. If UPS status changes, the alarm beeps, overriding the previous alarm silencing. The alarm does not silence if there is a low battery condition.
Table 9. Troubleshooting Guide
Alarm or Condition | Possible Cause | Action |
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The µindicator is not | The power cord is not | Check the power cord connections. | |
on; the UPS does not start. | connected correctly. |
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| |
| The wall outlet is faulty. | Have a qualified electrician test and repair the outlet. | |
The µindicator is flashing; power is not available at the UPS output receptacles.
The UPS is in Standby mode.
Press the On button to supply power to the connected equipment.
The UPS does not provide the | The batteries need charging | Plug the UPS into a power outlet for 24 hours to charge | ||
expected backup time. | or service. | the battery. After charging the battery, press and hold | ||
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| the | button for 3 seconds; then check the | |
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| indicator. |
| |
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| If the | indicator is still on, see “UPS Maintenance” | |
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| on page 33 to replace the battery. | ||
| The | Plug the UPS into a power outlet for at least 3 hours to | ||
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| charge the battery. After charging the battery, press | ||
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| and hold the | button for 3 seconds; then check the | |
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| indicator. | |
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| If the | indicator is still on, shut down the UPS and |
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| contact your service representative. | |
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| |
| UPS internal temperature is | The UPS shuts down automatically in 10 seconds. Turn | |
| too high. | off and unplug the UPS. Clear vents and remove any | |
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| heat sources. Ensure the airflow around the UPS is not | |
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| restricted. Wait at least 5 minutes and restart the | |
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| UPS. If the condition persists, contact your service | |
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| representative. | |
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| |
1 beep every 4 seconds. | UPS on battery. | The UPS is powering the equipment with battery | |
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| power. Prepare your equipment for shutdown. | |
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2 beeps every 2 seconds.
The battery is running low. | 3 minutes or less of battery power remains (depending |
| on load configuration and battery charge). |
| Save your work and turn off your equipment. The |
| alarm cannot be silenced. |
44 | Powerware® 5125 Tower |