yes same problem here, now I solved it using only the headphones..can't use the loudspeakers 7.1 because it does not WORKS!
Also having problems to contact then at ASUS! They keep sending me emails with the same text while I want to know if they are going to fix my motherboard or not!
All New, using everything compatible with and hangs to reboot /it does not reboot by itself, I have to turn OFF and the starts again always shows up as SAFE Mode..a hell!! already spend money trying to fix in the shop..no way still same...they can't find it out!
The ECS is the real manufactor for Asus in Asia....and the same mobo: P5ND2 Se has a C19 something name for it and had the same problem..I had it before(less expemsive of course same sh..)
Running a brand new WinXP Pro 64Bits and having a hell over here...
can't even find the USB driver for it...