Apc Ups Not Working. However after doing some house cleaning and unplugging the UPS the master enable feature button no longer lights up and the feature is not working anymore. The usernamepassword and other settings should be the same.

Contact APC Technical Support for more in depth troubleshooting. You received your new UPS unit plugged it in and. One or more breakers has been tripped All Units An outlet is physically disconnected All Units.
The Back-UPS is operating on battery power.
An uninterruptible power supply UPS is used to provide critical devices suitable power for a few minutes when the main source of power goes out. You may need to restart. A UPS draws a little power all the time to keep its battery charged. 2013-04-12 Back-UPS 550VA Not Working Properly APC by Schneider Electric shall have no responsibility for the accuracy correctness or.
