lil2001

that helps alot thanks for your time to reply once again thanks

i have a sony mzn 510 which plays recorded mini discs that i have recorded myself, i have just been given a sony mzr91 which plays pre recorded mini discs bought from a shop but when i put in one of my own recorded mini discs that i have taped using my mzn510 it plays but there is no sound are they a different format could someone please help