i am building a computer for my friend which includes an ausu a8n sli deluxe mobo and 6600gt pci-E16. This is the samt thing i have in my current computer and when i power up i get no video. i had the same problem when i built my last computer but i dont remember what i did to fix it. i have already tired resetting the RTC jumper on the mobo, an tips are helpful as i need to get it running ina few hours.....