Any tv viewer under linux stuck

[Slava Gorelik <kot@xxxxxxxxxxxxxxxx>]

I'm using RH 7.1 linux, before this i used another distribution, but in 
both of distributions the any viewer (kwintv, xawtv) causes to system stuck
immidiatly after start the viewer.

It start  when i upgraded my CPU from P-II 233 to P-III 450 .
I Have AverMedia TVcapture 98 tv card ATI Xpert 2000. But in windows 98 
it still working fine ?

Please help me with this problem, it  cause to me to use windows , i 
don't want.

Please any idea .

Regards
 Slava Gorelik.