Troubleshooting
Alarm or Condition | Possible Cause | Action |
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| The UPS is running on | Correct the input voltage, if possible. The UPS |
| battery power because the | continues to operate on battery until the condition is |
| input voltage is too high or | corrected or the battery is completely discharged. |
| too low. | If the condition persists, the input voltage in your area |
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| may differ from the UPS nominal. |
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| The utility line voltage and | Have a qualified electrician check the wiring. |
| frequency are out of |
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| specification. |
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1 beep every 5 seconds.
The battery may be fully discharged.
Plug the UPS into a power outlet for 24 hours to charge the battery. After charging the battery, press and hold
the 
button for 3 seconds; then check the indicator.
If the 
indicator is still on, see “UPS Maintenance” on page 33 to replace the battery.
The battery is not | Check the battery connections. Call your service |
connected correctly. | representative if the problem persists. |
Powerware® 5125 Tower | 45 |