While you wait for answers, we may have found some information which could help you.
Click here for Format Mp3 Playerhow to fix my sansa?
my sansa sandisk 1GB mp3 player's screen went blank. how do i fix it?
how can i fix my sansa sandisk clip mp3 player?
what to do when your sandisk sansa mp3 model m250 wont turn on?
How do I fix my frozen SanDisk mp3 player?
how can I format my mp3 player?