Browse FAQs

What is AVR (Automatic Voltage Regulation)?
APC Back-UPS , APC Smart-UPS
Recommendations for protecting a laser printer
in to its Surge Only Outlets . These low voltage situations may cause an APC Back-UPS to transfer to battery operation repeatedly, ...
Which steps should I take for installing and configuring my NEW APC Back-UPS?
If it turns out you have more things that need a surge only outlet it is recommended that you purchase an APC surge arrest.
Video: Why might my APC Back-UPS Product be beeping?
... UPS is not being overloaded (refer to the Back-UPS products User Manual for watt capacity of the battery outlets ).
What are the features of the switched outlet groups on my SMT, SMX, or SRT Smart-UPS?
Some APC Back-UPS models allow for a master ... on a device in one outlet will cause a second outlet to power on.
Why is my APC Back-UPS giving a single beep every 5 seconds?
When the voltage returns to normal the Back-UPS will wake up and restore power to the battery outlets .
Why is my Back-UPS ES giving a Constant tone with the Power on LED flashing?
APC recommends plugging only the ... in the battery powered outlets , other peripherals ... Only"" outlets on the labeled on the the UPS.
What are the basic troubleshooting steps for the APC Back-UPS Pro with Networking bg500 ?
The Back-UPS is not connected ... at the wall outlet , or the AC power is experiencing a brownout or over voltage condition.
Why might the Overload LED be lit on my APC Back-UPS?
The Overload indicator is lit whenever equipment connected to the battery back-up outlets is drawing more power than the UPS can provide.
APC Recall for the Back-UPS CS (120v and 230v); How do I know if my unit is one of the affected units?
... between November 2000 and December 2002 and sold primarily through distributors, catalog and retail outlets in North America.

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