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Why is my UPS emitting a single beep every few mins?
Issue: In isolated instances, APC customers have observed a single beep being randomly emitted from their UPS products. Product Line: Back-UPS and...
What is the difference between the industry standards Joules and Let-Through Voltage?
Issue: What is the difference between the industry standards Joules and Let-Through Voltage? Product Line: All APC Surge and Back-UPS products. Environment:...
Troubleshooting steps to perform when "Please check that the USB cable between your battery backup and PC is properly connected" message or "Unknown Device" appears after a reboot of your computer.
Issue: "Please check that the USB cable between your battery backup and PC is properly connected"  or "Unknown Device" Product Line: BACK-UPS ES,...
Universal Transfer Switch (UTS) – FAQ
Issue: Universal Transfer Switch (UTS) – FAQ Product Line: Universal Transfer Switch Product Line Environment: N/A Cause: N/A Resolution:   How long...
Is it possible to mute the Audible Alarms on the Back UPS CS Series
Issue: It is Possible to mute Alarms on some of the Back UPS units but not on all. The Back UPS CS units can be monitored and controlled with PowerChute...
GFCI circuit breaker trips after UPS or SurgeArrest
Issue: GFI outlet, circuit breaker trips after UPS or SurgeArrest is connected. Product Line: Back-UPS Models ES,CS,NS,XS and RS. Surge Surpressors;...
What are the basic troubleshooting steps for the Back-UPS RS model BR1000G?
Issue: What are the basic troubleshooting steps for the Back-UPS RS model BR1000G? Product Line: APC Back-UPS RS Environment:  BR1000G, All Serial...
How to File an Equipment Protection Policy (EPP) Claim
Issue: How to File an Equipment Protection Policy (EPP) Claim Product Line: Smart-UPS, Back-UPS, Surge Environment: All models that include an EPP policy,...
Why can't I use an international model SU, SUA, SUM, SMT, or SMX series Smart-UPS in North American 208v or 120v environments?
Issue: Why can't I use an international model SU, SUA, SUM, SMT, or SMX series Smart-UPS in North American 208v or 120v environments? Product Line:...
Grounding Requirements for APC Products
Issue: What are the grounding requirements of various APC Surge and Back-UPS products? Product Line: SurgeArrest, Back-UPS and Back-UPS PRO Environment:...
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