2 Jan
2014
2 Jan
'14
12:43 p.m.
This motherboard uses ALC898 with a DRV632 which is a Texas Instruments Line driver/AMP. This line driver/AMP only works on the front panel headphone output and you must use the internal header to get it.
Maybe it's the source of this strange behavior ?
I don't know if it's helpful for you...