Troubleshooting
UPS Alarms
This section lists all of the alarm and status messages that might be displayed on the display interface. A suggested corrective action is listed with each message to help to troubleshoot the problem.
Note: If a problem is reported, ensure that the system component in question is correctly installed.
Display Message | Meaning | Corrective Action |
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Battery Charger Fault | The battery charger is not | Contact APC Customer Support. |
| functioning properly. |
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Battery Fault | A battery module has failed and | See “How to replace a battery module” on |
| requires replacement. | page 19. |
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Battery High Temperature | The temperature of one or more | Ensure that the ambient temperature meets |
Violation | battery units has exceeded system | the specifications of the system. If the |
| specifications. | ambient temperature is below 40°C |
|
| (104°F). Initiate a |
|
| bad battery units. Replace any bad battery |
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| units. |
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Battery High Voltage Violation | The battery voltage is too high and | Contact APC Customer Support. |
| the charger has been deactivated. |
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Battery Monitor Card Fault | The battery monitor card has failed. | See “How to replace a power management |
|
| peripheral” on page 18. |
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Battery Monitor Card Removed | The battery monitor card has been | If the battery monitor card has not been |
| removed. | removed, check that is has been properly |
|
| inserted. |
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Bypass Relay Stuck in Bypass | The system is stuck in bypass mode | Check the static bypass switch. Contact |
Mode | and cannot return to normal | APC Customer Support. |
| operation. |
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Bypass Relay Stuck in Online | The system is stuck in online mode | Check the static bypass switch. Contact |
Mode | and cannot go into bypass. | APC Customer Support. |
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Communication Lost While On | Internal communications in the | Contact APC Customer Support. |
Battery | system have failed. |
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Discharged Battery | The UPS is online and the battery | No corrective action necessary. Note: If the |
| charge is low. | input voltage fails, runtime will be limited. |
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Extended Run Frame Fault | One of the battery frames has failed. | Contact APC Customer Support. |
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Symmetra PX 160 kW 400 V Operation | 21 |