On Sun, 2007-12-02 at 17:26 -0700, Alan Dayley wrote:
> Vaughn Treude wrote:
> >
> > Craig,
> > Thanks for your reply. Yes, it's old. I was hoping (perhaps in vain)
> > that I could solve this with some kind of mode switch. Or maybe this
> > drive is on its way out. I'm always afraid that upgrading will break my
> > other stuff. :-)
> >
> > From dmesg, I see these over and over again:
> > ATAPI device hdc:
> > Error: Not ready -- (Sense key=0x02)
> > (reserved error code) -- (asc=0x30, ascq=0x02)
> > The failed "Read Subchannel" packet command was:
> > "42 02 40 01 00 00 00 00 10 00 00 00 00 00 00 00 "
> > cdrom: This disc doesn't have any tracks I recognize!
> >
> > Same stuff in syslog.
> >
> > Puzzling, because this is an empty DVD, it's not SUPPOSED to have any
> > tracks it recognizes! :-)
>
> I this case the first suspect is the burner and it's firmware, not the
> system software. All recordable optical media is not equal. Not all
> burners are equal either.
>
> This part:
>
> > Error: Not ready -- (Sense key=0x02)
> > (reserved error code) -- (asc=0x30, ascq=0x02)
>
> is an error code in 3 bytes. Taken together they mean:
> 2 / 30 / 02 CANNOT READ MEDIUM . INCOMPATIBLE FORMAT
> (as defined at http://www.isobuster.com/help.php?help=305 Not an
> official source but corroborates with others around.)
>
> I think the drive cannot read the media you are giving it. Does the
> drive still burn the other brand? You could test that if you have the
> other brand blanks laying around.
>
> Sometimes a burner firmware update can help, if you can find one. Make
> sure you found the right firmware and updater, though. It is usually
> easy to do such an update but there is a risk of "bricking" the burner.
----
Not counting DVD-RAM, there are 4 different types of DVD media for
writing...
DVD -R
DVD +R
DVD -RW
DVD +RW
not all can be used in all DVD recorders.
Craig
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