Questions & Answers for: APC dead battery

...new battery solved the problem. Wilson in Houston A new battery has not solved my issue of a Conext CNB900 900 VA APC/Conext Battery Backup where the surge plugs are active but the BU plugs are

battery is dead, the power is out, its overloaded (too much or too large equipment) or there's another problem with the unit. If you have the cable that should have come with the unit, you can connect

...dead as if just passing mains suplply. no sound from its transformer & no normal heating up signs etc.earlier the external battery connected to it had become defective and inverter used to jump ...

SU700net totally dead I have an SU700 that when plugged in is totally dead. If the batteries are dead should this still come on? If the batteries are shorted out, the UPS won't come up. Try removing ...

ups is dead What kind of parts are dead?are you know?

...i check the battery,full of charge 12volts d.c what is the common prblem in this unit? please..thanks..rolly..philippines. Your battery is half dead already(dead cells). It need battery

...battery has many failure mode. one is dead (0v) or at 10vdc all the time cell shorted or dead open cell 1 of 6) or acts like 6 , hearing aid batteries, in series. and 100% end of life and useless now ...

apc smart ups 750xl is dead dead, no power There is a circuit breaker on the back of the unit. You can find a copy of the manual here.

...were found faulty, so we changed batteries. But UPS is not turning on, totally dead even with new batteries as well. plz advise ? check the battery bank, and the battery must be in good ...

Blinking red and green lights Check battery and charging voltages. APC says 90% of faults are a dead battery. My experience also