> Note i have the same problem even if i installed another alternative
> driver ( Kx project ) instead of the original creative driver ....
It's not the driver causing this, it's the motherboard chipset. You should
find details on how to solve this at
www.viaarena.com if your mobo is based
on a VIA chipset.
> You talk about disable UDMA on hard disk to eliminate crackles/pops in
> the sound ...how to make this operation ?
You don't want to do that, not REALLY. Without DMA, your harddrives will
become really slow and suck a ton of CPU cycles.