Re: Defective RAM on Apple IIgs

["William Garber" <willy46pa@garberstreet.com>]

"Michael J. Mahon" <mjmahon@aol.com> wrote in message QdidnYkI3eZleOHYnZ2dnUVZ_tTinZ2d@comcast.com">news:QdidnYkI3eZleOHYnZ2dnUVZ_tTinZ2d@comcast.com...
: William Garber wrote:
: > "Michael J. Mahon" <mjmahon@aol.com> wrote in message dumdnaLOvZOj--HYnZ2dnUVZ_qWvnZ2d@comcast.com">news:dumdnaLOvZOj--HYnZ2dnUVZ_qWvnZ2d@comcast.com...
: > :
: > : There is no problem.
: > :
: > : The differences you observe are a result of DOS
: > : storing the load address and length of the file
: > : as the first four bytes, while in ProDOS these
: > : values are stored in the directory.  This will
: > : shift the contents of all sectors by 4 bytes,
: > : making them all "unequal".
: >
: >
: > Thanks for the reminder, Mike. I knew there was
: > something like that, but I figured I'd just tell
: > him to use the conversion program on the ProDOS
: > User's Disk and he'd be set. I still think that
: > would be easier than having him go to the trouble
: > of trying to convert them manually.
:
: My guess is that he has *already* converted them,
: and that's why the observed sector contents are
: different.


Hmmm, that didn't dawn on me. Does make
sense though. Once converted they will
not file compare.

I wonder if he bothered to try running,
or using the files after copying? :o)))

William Garber
Email Address - willy46pa@garberstreet.com
Alt. Email - willy46pa@comcast.net
Web address - http://www.garberstreet.com