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Old 02-07-2007, 08:52 AM
hsncool1 Offline
Registered User
 
Join Date: Feb 2007
Posts: 1
hi mate. i recently caught a virus, and after i cleaned all traces of it and sorted out my whole system, i found i had this problem too!

!!!!!!!!I HAVE FOUND THE SOLUTION!!!!!!!! - aftr 2 hours searching!!

the cause...
After the Windows IDE/ATAPI Port driver (Atapi.sys) receives a cumulative total of six time-out or cyclical redundancy check (CRC) errors, the driver reduces the communications speed (the transfer mode) from the highest Direct Memory Access (DMA) mode to lower DMA modes in steps. If the driver continues to receive time-out or CRC errors, the driver eventually reduces the transfer mode to the slowest mode (PIO mode).

( to sumerise, the drive data transfer rate has been decreased! so evrytime it needs to load data quickly, e.g. logging in, or starting an app, it stutters I/O devices, including mouse and sound! )

is this right for you?
1. go to device manager --- (right click mycomputer, and click properties, hardware, devicemanager)
2. expand the IDE ATA/ATAPI CONTROLLERS
3. doubleclick the controller for ur HDD, will be PRIMARY IDE CHANNEL for most poeple.

in the advanced settings tab, if the CURRENT TRANSFER MODE is "PIO Mode", than THIS IS DEFFINATELY THE PROBLEM!

as there are different modes of DMA, this may still be your problem, so trying this fix is worth a try.


THE FIX!!!
in the driver tab of the same window, click uninstall, and uninstall the driver. then restart your computer. upon restarting, windows will reinstall the driver, and reset the count, therefore giving you a high DMA mode! which will be perfect!


thanx?
if this doesnt work, email me on hsncool@hotmail.com, as i only registered on this forum to help u out, and doubt ill ever come here again, therefore, wont read a reply to the post.

if it worked, u could always email and say thanx
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