Hello guys, I'm a newbie here..I seem to have this problem with my computer... it seems to have a blank screen after I install new Ram, the screen remains blank on boot up. It dosent even load bios or show the XFX logo. I am trying to up grade it form 2gb to 4 gb. Here are my system specs. Motherboard : XFX 680i Lite CPU : Intel Pentium Dual Core @3.0Ghz O/S : Windows XP SP2 /W media center edition Ram : 2 GB OCZ Sli ready 6400 DDR2 (I got the exact same thing to upgrade) ViD : GeForce 8800 GTS Power Supply: 650watts SLi Ready. I assembled these my self ... so if any one could help me out on this ...thank you very much. Brian.