NEC APC Smart-UPS 1400 (050-01803-000) UPS System "power goes shows" Questions

...power is sent to outlets, when on AC. Unplug unit, and the outlets are powered from battery. LCD display shows everything is OK. there may high voltage or low voltage, ups goes on battery when high ...

...then the black terminal on the first battery goes to the circuit board. Red terminal on the back battery goes to the power supply. Hope that helps. It sure is a pain the change these batteries

...power is switched on I am assuming that nothing is plugged in when powering up. This usually means that there is a short or damage to the unit. This forum discusses the issue: ...

...goes off.the battery is okay with 13v. Batteries in the UPS typically last 3 to 5 years and it depends upon several factors. including the number of times the unit must go on battery power and ...

APC Smart UPS 1400 My UPS is not reading the battery, when ever the power goe's it keep beeping stright showing me that the battery is low, i have two 13 plate car battery connect to it, thats why i ...

...goes with GE's UPS systems. www.GEPowerQuality.com A Best Power Fortress Systems go threw an inverter check about once a month. Usually you may notice that the unit seems to charge the ...

...power souce all 3 led is on + continuous beep 10 sec. ups charged for 8 hrs .No alarms but on powerfail no output to connected device My MGE nova 1250 when the ups is completely charged 100%, ...

...goes out,-----and nothing. The computer screen icons are all grey; power source is unknown; the message reads unit is not connected to computer. The unit shows no sign of life.I believe unit is DEAD. ...

...goes, this means that the power to ups is sometimes deviating from the specific ups input range, hence the ups is rejecting it. mesure the input voltagesand frequency with a multimeter and check ...

...goes off but nothing happens. The red light at the back is visible and that i believe shows that my UPS is powered up. What could be the problem? I'm guessing that during the power outage, the ups ...