APC BE500U ES 500 USB BACK-UPS 500VA/300W 120V (NEWITEM13161417) UPS System "battery buzzing" Questions

...buzzing. Battery was plugged in correctly. Disconnected it and reconnected it. Still buzzes and flashes red battery light. Need new batteries probably as batteries may have developed high internal ...

...my APC BE325R buzzes continuously when started, even though nothing is plugged into it. Has the battery suddenly died, or does it require recharging? Its a very loud buzz - more of an alarm. It ...

buzzing sound but it still powers other equipment? Do i need to replace the battery on the APC UPS-ES 500 It sounds like you need a new battery. If the APC is more than 3 years old, that is likely the

...buzzing sound My recommendation would be to keep it off, and either send it for repairs, or check the battery, be very carefull with it, as the batteries within a UPS are extreamly powerful, and if ...

buzzing/beeping. I tried unplugging it then turning it back on and it still wont stop 'This beeping indicates that the battery in your unit is unable to hold a charge. Depending on the age of the unit

my monster power HTS 1000 has a loud buzzing sound, should it be replaced ? take it back to the sort where u bought it from and they should replace it with a new 1

Buzzes when its plugged in to the wall with nothing connected to it Constant alarm noise when turned on, even with nothing connected-brand new. House 110 power circuitry is perfect. BE650

smart ups 1500 apc making loud noise I bought a new SUA1500 and it worked great. It produces a rather loud buzzing sound all the time. press the reset button on the back of the ups... it could be on ...

...buzzing continuously, with all LEDs off. I tried rebooting it with the button, but it would either: A) go to battery mode for a couple of seconds (yellow LED), switch to AC (green LED) for about one ...

My Dell dimension 3000 has a buzzing noise I am sure it is a dust issue in a fan. We cleaned everything inside and the two fans in the back. But when we put it back together it still buzzed. We ...