On Mon, Dec 11, 2017 at 9:31 PM, Spiro Trikaliotis <ml-cbmhackers@trikaliotis.net> wrote: > Hello, > > * On Sun, Dec 10, 2017 at 03:57:08PM +0100 Francesco Messineo wrote: > >> I'm trying to repair a 1571 drive, it reads fine all my 1541-written >> disks, but can't format a new disk either in 1541 or 1571 mode. All I >> get after a short while is a READ ERROR (21) kind of error. > > You are missing important parts for diagnosis: > > 1. Does the READ ERROR appear shortly after starting the format, or > after it has almost finished (that is, after you heard the R/W head > step for some tracks)? > That is, what does "a short while" mean exactly? it reported the read error before even stepping a single track. Now it works fine however. I just cleaned heads, rail and added a drop of oil to the head rail > > Perhaps this is answered by question 2: > > 2. Which track and sector does it report with a 21 READ ERROR? Is it > always the same track and sector, or does it change on consecutive > formats? I didn't read the track/sector informations, but as I said, it was never stepping a single track before reporting the error. Thanks Frank Message was sent through the cbm-hackers mailing listReceived on 2017-12-11 21:02:36
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