From:    Mark Doll <[log in to unmask]>
>Subject: 100% CPU USAGE
>
>Im having a major problem with high cpu usage.
>My computer is a Dell 4600 , 3.00 gigahertz Intel
>Pentium 4, 896
>Megabytes InNV
>stalled Memory, Maxtor 4R120L0 [Hard drive],WDC
>WD800BB-75JHC0 [Hard
>drive,NividaGeForce FX 5200, and a Creative SB Audigy
>LS sound card.
>I used to play poker on line, download movies from
>Ares and Lime
>wire,check my e-mail, and convert a movie file and my
>cpu would hit around
>70%, which I thought was quite good.
>Now if im playing poker on line and even try to run my
>Avg virus scan ,
>it pegs at 100% cpu, and slows down the computer so
>bad, it will barely
>run.
>Heres what Ive done to try and fix the problem.
>
>
>Subject: 100% cpu usage
>
>Reply:
>The main cause I have found is actually a problem with
>the way explorer
>handles avi files! Let me explain a bit, it you have
>an incomplete avi
>file, or a damaged avi file, explorer will read it
>frame by frame to
>determine it's properties (such as video size, length
>etc..)
>You can confirm this by starting the task manager next
>time it happens,
>I know it will takes ages to open but be patient! if
>you see that
>explorer.exe is the process using all your CPU do the
>following:
>1. Open up regedit
>2. Goto
>HKEY_CLASSES_ROOT\SystemFileAssociations\.avi\shellex\PropertyHandler
>3. Delete the "Default" value which should be
>"{87D62D94-71B3-4b9a-9489-5FE6850DC73E}"
>I did this and it worked.Everything went back to
>normal for awhile.Then
>my computer crashed( long story ), so I did a complete
>reinstall of
>oper system.Problems back, so did the reg thing again,
>but this time it
>didnt work.
>I contacted dell( comp still under warenty}. Make a
>long story short,
>Dell replaced the hard drive, motherboard, processer,
>fan, heat sink,
>and the ram.
>Still have same problem, so I kept thinking I must
>have a virus or
>worm.I f disk and reformatted the hard drive and
>installed oper system
>again, and still have high cpu usage when i try to do
>almost anything on my
>computer.
>By the way it doesnt matter which hard drive I boot
>to, same problem on
>both.
>  Any help would be greatly appericated, thank you.

                         PCBUILD's List Owners:
                      Bob Wright<[log in to unmask]>
                       Drew Dunn<[log in to unmask]>