Sony NW-E507 MP3 Player "mp3songs" Questions

...its downloaded I formatted my NW-E003F using window explorer by mistake. Now it does not playback mp3songs although I can load songs in the required format(atrac). If I put it on, the screen shows ...

format error I formatted my NW-E003F using window explorer by mistake. Now it does not playback mp3songs although I can load songs in the required format(atrac). If I put it on, the screen shows the ...

when i listen to mp3songs the cd is stucking up and i am listening break-up songs. what to do I think that the MP3 disc format that you are using may be unreadable by the player. Are you sure that ...