Please keep in the same thread you started on the same subject. This way
others can see what was suggested and tried.
Have you tried Richards suggestion?

Signature
Brian A. Sesko { MS MVP_Shell/User }
Conflicts start where information lacks.
http://basconotw.mvps.org/
Suggested posting do's/don'ts: http://www.dts-l.org/goodpost.htm
How to ask a question: http://support.microsoft.com/kb/555375
> No any electrical thing near to my monitor but a speaker is there, but
> i think that speaker never cause this problem becoz from last three
> year i putting them in same position....there lan wire near to monitor
> ,it causes any flicker ?.................my cpu & monitor are 1 feet
> far,due to that reason any problem?..........i dont knw what is
> happnnig.........i have done all simple try....