Mp3 player

if it isn't the 'hold' switch then there is something wrong internally. if you wanna try...

sandisk ran me through these troubleshooting steps, hope they help. do one at a time and see if you get a result
-Reset device
take out battery
hold power button for 30 count
put battery back in
turn device on.

-Upgrade firmware
Go to website, download firmware update

This was the URL at the time of writing this
http://sandisk.com/Retail/Default.aspx?C...
or try http://sandisk.com/Retail/DriverDownload...

Install according to instructions.
let the device reboot.

-Format memory.
turn hold switch on, orange should be visible
hold pause/play button and press power.
click forward button when the screen comes up.
let this run.
after reboot flip the hold switch off.