P73335u_UPS_man.qxd | 4/30/01 12:19 PM Page 19 |
7. Troubleshooting
PROBLEM |
| POSSIBLE CAUSE | SOLUTION | |
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UPS is not turned on. |
| ON/TEST button is not | Press the ON/TEST | |
(No alarm, no LED lights.) |
| pushed. | button to turn on the | |
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| UPS. (Refer to section 4 |
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| to turn on the UPS.) |
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| The rear panel circuit | 1. Reduce some loads |
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| breaker is tripped. (Button | |
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| connected to the UPS | |
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| is out.) | |
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| 2. Reset the circuit | |
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| breaker. (Push |
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| button in.) |
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| UPS fault | Call for qualified service |
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| personnel if above |
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| actions do not solve the |
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| problem. |
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| Batteries inside the UPS | Recharge the batteries |
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| for at least four hours. | |
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| are not fully charged. | |
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UPS does not provide |
| UPS is overloaded. | Remove some | |
expected |
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| unnecessary loads. | |
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| Batteries are weak. | Batteries wear faster |
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| when used often or |
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| operating at higher |
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| temperature. |
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| If the battery is near |
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| the end of its life, |
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| replace the battery |
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| even if the REPLACE |
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| BATTERY LED does not |
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| light. (Refer to section 6 |
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| for replacing batteries.) |
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| Batteries are weak. | Call for service. |
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En
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