Peter: Yes, this was exactly the problem. They were Memorex 700MB discs, right out of a brand new box. The firmware probably needed upgrading to see these discs.
The issue was resolved by using Imation 650 MB discs. Thanks so much for the input. Carol Warman Computers Were Us, Inc. [EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]> __________________________________________________ -----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of Peter Kaulback Sent: Saturday, June 22, 2002 7:05 PM To: [EMAIL PROTECTED] Subject: RE: PCWorks: 700 MB versus 650 MB CDRW? Some cdrw discs manufactured by Memorex in particular, my burner will not even see. In effect they fail to exist. What drives do you have, they may only need their firmware to be updated. Peter Kaulback In the hour of 11:11 AM 6/22/2002 -0700, Carol Warman spoke this: >Gerry: > >Thanks for the reply and for the valuable links. > >Would you know whether a CD RW drive manufactured 1-2 years ago (the age of >the two machines in question) would have a problem in writing a 700 MB disc? >I'm interested in tracking down the reason that the 650 MB media worked >flawlessly and the 700 MB did not. Any thoughts? > >Thanks. > >Carol Warman >Computers Were Us, Inc. >[EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]> >___________________________________________________ > >-----Original Message----- >From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On >Behalf Of Gerald E. Boyd >Sent: Saturday, June 22, 2002 8:22 AM >To: [EMAIL PROTECTED] >Subject: Re: PCWorks: 700 MB versus 650 MB CDRW? > > >At 07:41 PM 6/21/02 -0700, Carol Warman wrote the following: > > >Could someone please explain the difference (other than the obvious > >capacity) of a 700 MB CDRW versus a 650 MB CDRW. I am asking because we > >helped a client back up his files today and both of his CDRW drives (in two > >separate machines) would not recognize this media. Once we inserted a 650 >MB > >CD, both drives recognized the media and the copying worked fine. I am used > >to working with the 650 MB media and the 700 is new to me. > >Early CD drives hold about 74 minutes of audio, or about 650MB of data. >Later models hold about 80 minutes of audio, or about 700MB of data. > >The change came about because of all the audio fans "overburning" the >original CD (circa 1997) to achieve longer play times. Hence, the >manufacturers just started making the newer sizes. > >For more info, see the CD-R FAQ (start at section 7-6) >http://www.cdrfaq.org/faq01.html > >-- >Gerry Boyd ============= PCWorks Mailing List ================= Don't see your post? Check our posting guidelines & make sure you've followed proper posting procedures, http://pcworkers.com/rules.htm Contact list owner <[EMAIL PROTECTED]> Unsubscribing and other changes: http://pcworkers.com =====================================================
