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- Path: cantaloupe.srv.cs.cmu.edu!usenet@cs.cmu.edu
- From: sburton@frc.ri.cmu.edu (Stan Burton)
- Newsgroups: comp.sys.amiga.cd32
- Subject: Re: Blasted CD-ROMs
- Date: 6 Feb 1996 13:11:27 GMT
- Organization: Field Robotics Center, Carnegie Mellon University
- Message-ID: <4f7k1v$r24@cantaloupe.srv.cs.cmu.edu>
- References: <4f38jn$ftm@ccnet2.ccnet.com>
- Reply-To: sburton@frc.ri.cmu.edu
- NNTP-Posting-Host: cricket.frc.ri.cmu.edu
-
- In article <4f38jn$ftm@ccnet2.ccnet.com>, slider writes:
- >-> sburton@frc.ri.cmu.edu (Stan Burton) writes:
- >-> We have been blasting disks for CD-32s for more than a year now. Our
- >-> experience has been that many of the disks do not come out right. Of these,
- >-> some are completely unusable and on the others the program on it runs slow
- >-> (probably due to retries on file accesses). Currently we are using 6X
- >-> qualified disks and still this is happening and it has happened on more
- >-> than one CD-R programmer.
- >->
- >-> Has anyone seen this? Does anyone know anything about this?
- >->
- >Have seen this and it's mentioned in the docs of many CD-R writing programs.
- >Apparently the write cycle is very timing critical and for best performance you
- >need a dedicated HD that you master the CD on and only have the CD-R
- >recorder program running with absolutely no other programs even possibly
- >getting HD access. Also they reccomend not to do multisession writes but
- >to do 1 stream burn.
-
- I don't think this is the problem here because we have blasted disks on
- different systems (some of which were dedicated to blasting) and because
- the same system (including dedicated) would produce a good disk followed by
- a bad disk minutes later.
-
- --
- Stan Burton (CMU/RI/FRC/TUGV) (DND/CRAD/DRES/DTD/MSS/AGCG) sburton@dres.dnd.ca
- http://www.frc.ri.cmu.edu/~sburton
- (412) 268-7953 Carnegie Mellon Univ., FRC, 5000 Forbes, Pittsburgh PA 15213
- (403) 544-4737 DRE Suffield, Box 4000, Medicine Hat, AB, Canada, T1A 8K6
-
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