Bedienungsanleitung APC Smart UPS 420

APC Smart UPS 420



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  • Netzwerkstromversorgung APC Smart UPS 420

  • Vorschau APC Smart UPS 420 Handbuch:
    Replacing the Battery This UPS has an easy to replace hot-swappable battery. Note: Please read the cautions in the APC Safety Guide. Replacement Batteries See your dealer or call the number in this manual for information on replacement battery kits. For 280 and 420 models, order RBC 2. For 650 models, order RBC 4. Battery Replacement Procedure Battery replacement is a safe procedure, isolated from electrical hazards. You may leave the UPS and loads on for the following procedure. Note: Once the battery is disconnected, the loads are not protected from power outages. 1.Lay the UPS on its left side. Remove the two screws holding on the battery door and open the door. Note: It may be necessary to pull the battery door slightly toward the front of the unit in order to open the door fully. 2.Gently pull out the battery by grasping the white tab. 3.Disconnect the two wires connecting the battery to the UPS. Loosen the wires by wiggling them while pulling straight back from the battery connector. 4.Connect the new battery in place of the old. Note: Small sparks at the battery connections are normal during connection. 5.Place the new battery in the UPS. Use care to avoid pinching the wires. 6.Close the battery compartment door and replace the screws. 7.Dispose of the old battery properly at an appropriate recycling facility or return it to the supplier in the packing material for the new battery. See the new battery instructions for more information. Troubleshooting Problem Possible Cause Solution UPS will not turn on. On/off/test button not pushed. Press the on/off/test button to power the UPS and the loads. UPS input circuit breaker tripped. Reduce the load on the UPS by unplugging equipment and reset the circuit breaker by pressing the plunger back in. UPS will not turn on or off. Computer interface problem. Disconnect the computer interface. If the UPS now works normally, check the interface cable and the attached computer. UPS operates on-battery even though normal line voltage is thought to exist. UPS's input circuit breaker tripped. Reduce the load on the UPS by unplugging equipment and reset the circuit breaker by pushing the plunger back in. UPS beeps occasionally. Normal UPS operation. None. The UPS is protecting the load. UPS does not provide expected back up time. The UPS's battery is weak due to recent outage or is near the end of its service life. Charge the battery. The UPS's batteries require recharging after an extended outage. Batteries age faster when put into service often and when operated at elevated temperatures. If the battery is near the end of its service life, consider replacing the b .....
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