While you wait for answers, we may have found some information which could help you.
Click here for Sony Turn Powersony walkman?
How can I fix my Sony JA20ES Minidisc?
Read error C13 on Sony Minidisk player/recorder?
sony je series.Stops between tracks?
error 40 is all my old sony mz-r3 md recorder displays?
Sony mds-s50?