Benjamin Gawert wrote:

> Alan D Johnson wrote:
>
>
>>The only CD drives that will work reliably are the Toshiba's, find an
>>old 4x SCSI one. Plextors work too, some. You have to have a drive
>>that has variable block size.
>
>
> Nope. What You say was valid for some old 700 series machines (AFAIR 715
> etc). Even the older C-Class machines boot fine from any modern CDROM drive.
> You don't need to set it to 512 byte mode as this is done by the systems'
> firmware. If You open a Cxxx or Bxxx with CDROM You'll recognize that there
> is no jumper set to switch to 512 byte mode.
>
> I used several CDROMs (from old and new Toshiba, some Panasonic/Matsushita
> drives, TEACs, NECs and others) on different Cxxx machines without any
> problem. Of course it's possible that a certain CDROM model might refuse the
> byte mode switch command but in generall the masses of SCSI drives works
> just fine.
>
> Benjamin
>
>
>
Ahhh. didn't know that, all the Cxxx that I have dealt with have
internal CD's so haven't had to deal with it. Must be related to the
C720 SCSI driver in the 7's, probably the same reason 11.x is
unsupported on them, right?