RE: Cannot read CD ==>> IDE ATA/ATAPI - DMA trouble
- From: "Will" <Will@xxxxxxxxxxxxxxxxxxxxxxxxx>
- Date: Sun, 21 Aug 2005 11:07:02 -0700
In device manager, you might try update driver or uninstall(s);
rebooting to see if corrected
"Knight" wrote:
> My laptop, Fujitsu E4010, P4 XP + CDRW does not read CD.
> I found that it is because secondary master is set to "DMA if available",
> and that if it is set to "PIO", machine reads CD.
> Neverthless, PIO at normal mode cannot write CD, and SAFE mode can read
> and write CD.
>
> Fujitsu's Sevice engineer says that I/O device of mainboard or chipset
> may be out of order, and says that it requires lot of money to fix or replace.
> I don't agree to his hardware defects for all the notebook functions are
> quite normal, and
> found that there could be hardware compatibility problem, from Microsoft site,
> http://www.microsoft.com/whdc/device/storage/IDE-DMA.mspx.
>
> The above Microsoft page explained "...by implementing the _GTM and _STM
> methods"
> Does anybody knows "the _GTM and _STM", and that it is really mainboard
> trouble?
>
> ...
> System manufacturers can override this default behavior by implementing the
> _GTM and _STM methods in the ACPI BIOS. Also, the user can enable DMA using
> the Device Manager.
> ...
>
> Is there any possibility to recover "DMA if available", instead of "PIO"?
>
>
> --
> http://free.mizc.com
.
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- From: Knight
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