Questions & Answers for: apc backups 350 sound going

...apc-backups-es-be350u-ups-battery-ups-batteries-f1.html Wow does this seem legitimate? 3 year life expectancy and then you have to go buy another? Pretty crappy if you ask me. Sounds like they design ...

...apc has this clicking sound. every 4 seconds or so it sounds like it clicks and then a slightly different click 4 seconds later. However, when everything is powered up it doesn't click. only when I ...

...sound, what is this? I have to have it turned on to use anything that is plugged into the battery backup outlets. Double check the connections on the internal battery. If you have had the unit for a ...

I have a Siemens Masterguard UPS A3000 model. I gives out an audible alarm (bleep) once every minute. The unit has had new batteries installed but the problem persists. Are you sure the batteries ...