:shocked: Help, I have just put together new build and can't get OS to load,AMD XP 7850 Black Edition, ECS A780GM-A MB, OCZ Fatal1ty PC 8500 DDR2 1066 MHz (2X2048),Visiontek Radeon HD 3650 OC Ed. 1GB PCIe ,WD5001AALS HDD,530W Rosewill PS., have tried different HD, 2 different optical drives for OS CD,changed SATA jumpers, removed 1 stick of memory, changed slots,and it locks up with 34 minutes left ( Installing Devices) , 2 different windows xp cd's, the only thing that hasn't been changed is the chip or the MB, any suggestions would be greatly appreciated!,