System start problems

[ipaingod]

I just built my brand new computer and i power it on and the monitor just stays in sleep mode. i replaced my mobo already tried the ram thing i don't know what to do please help me!

 

[lowjack989]

System specs. please......We need more info to help you help yourself

 

[lowjack989]

Have you tried a different PSU?...Onboard or discreet graphics?