To delete a track
1.In MP3 mode, scroll-select Delete.
2.Scroll-select Delete One.
3.Scroll-select the track to delete. Protected tracks cannot be deleted.
To delete all MP3s
1.In MP3 mode, scroll-select Delete.
2.Scroll-select Delete All.
3.Scroll-select OK to confirm the operation. Otherwise, scroll-select Cancel. Protected tracks cannot be deleted.
To protect a track
1.In MP3 mode, scroll-select Protect.
2.Scroll-select Protect One.
3.Scroll-select the track to protect.
4.This icon 
appears. Press the scroller again to unprotect the track.
To protect all tracks
1.In camera playback mode, scroll-select Protect.
2.Scroll-select Protect All.
3.Scroll-select OK to confirm the operation.
Otherwise, scroll-select Cancel to unprotect all tracks.
