On Tue, Oct 09, 2001 at 11:47:18AM -0700, B. James Phillippe wrote:
> Hello,
> 
> I have a Yamaha CRW2100SZ CD-ROM/R/RW drive installed in a DEC Alpha
> running NetBSD-1.5.2.  My SCSI board is a Symbios 53c875.  The drive has a
> jumper for "blocksize on/blocksize off".  When "on", the blocksize is 512.
> 
> I have tested the drive with the jumper off, and it seems to work just
> fine.  Is there any reason for me to set the jumper on?  Stupid question,
> but "which is better"?

the 512-byte blocksize is for booting. Most unix machines can boot only
from media with 512-byte blocks.

--
Manuel Bouyer <bouyer@antioche.eu.org>
--