So i just built this new computer, its only sound device is ATI HD Rear Audion Output, now I've plugged my headphones, and my speakers into both the front headphone port and the back Green output port. But no sound comes out. Ive tried disabling it and turning the BIOS audio setting to Enabled, but that didnt work, ive tried using different speaker settings that didnt work, ive tried using a usb speaker, THAT WORKS, BUT i cannot record sound from it and im trying to do lets plays. SO CAN ANYONE HELP