Hi,this is Nathaniyelu from INDIA, i got a problem with my APC Back-ups-RS 500,purchased in 2009, relays are continuously clicking.later i opened and found Two Electrolytic Caps bulged(each 4.7MF,450V) and one Cap(blackened--22MF,50V) i replaced all with new ones and connected to supply(220V 50Hz),now the UPS continuously beeping whenever switch ON,few days back i connected LCD monitor to UPS without mains.i.e on Battery,LCD monitor was not ON but relays r continuously clicking.earlier Battery Charge without load.12.48V.now 9.3V. Without battery there is 3V across battery charging terminals.what could be the problem., Thanks in advance. Hi poweraces,This Tuesday(3June2014) what i did, i had connected a Battery eliminator in place of UPS Battery and switched ON UPS. Angerfist Retaliate Zippy. Now UPS was On as like Battery mode,gave single beep for every 5 seconds!!,now I connected UPS to mains,it turned ON Normally!!!! At this time i switched off UPS and checked (disconnected eliminator) voltage across Battery charging terminals.it was 13V.now i connected battery and left for one day to charge.(Charged from 8.8 to 10. Scan Spyware 3.8 Crack. 5V).Now i switched ON UPS.first it gave continuous beeps later it was ON,this time i again OFF the UPS switched ON.now once again relays were continuously clicking. Sandinista Clash Rar Download on this page. I repeated above procedure and put the UPS in charging for 3 days(As mentioned in Manual for complete charge).and i will see if the Battery can be recharged. What is the minimum voltage level of an UPS battery to ON.?? What will be the Full charge.?? Thanks in advance.