UPS Problem

[vnc]

I have Prolink 650va ups & Mercury 600ups
both are new prolink is not a weed i have
core 2 quad 6600
2x 2gb ddr2 ram
galaxy 9800gt 1gb
120 IDE HDD

When power failure ups restarts with my pc both ups are same...
but when i manually turn off main power ups works fine....
what is the problem with upses
i only connect CPU,, moniter did not connect to ups

 

[Malinga]

aaith full charge venna thiyala (paya 8, 10,12 etc. UPS eke manual ekata anuva) UPS eka connect karanna. bohovita UPS eka gaththahama ehema hariyata charge nokara connect kalahama oya vage venava. ehema naththum gedara power connection vala avulak athi. ehemath naththum load eka daraganna madi da danne nae. eeth oya vage UPS ekak athi oya kiyala thiyana settings valatanum bohovita.

samahara UPS vala ehema off vena ledakuth thiyanava.

 

[prageeth119lk]

oka machan oya UPS eke scene ekak(Circuit eke wenna oni)
mageth ohoma unagaththa thanata gihin dhenna eyala okata wena ekak dhei oka godak welawata hadhanna bahlu

 

[Nalith]

sometimes current drops walata UPS orotthu nodena welawal tiyenawa eka eka case nisa. Stabilizer 1k use karapan. eka haraha UPS 1ta supply dunnanam hari....

 

[Mr PERERA]

sometimes current drops walata UPS orotthu nodena welawal tiyenawa eka eka case nisa. Stabilizer 1k use karapan. eka haraha UPS 1ta supply dunnanam hari....

Correct