20 Most Recent SanDisk Sansa m200 SDMX3-512 MP3 Player - Page 4 Questions & Answers

Press the slider switch down to lock and press up and hold a few seconds to turn on (and unlock).

That is a glitch in the firmware, nothing you can do about it except remove files. You can flash RockBox firmware on it and that'll fix the problem.

Try holding down the On/Off button for at least 20 seconds. If this doesn't start it up then your unit may be faulty.

For sansa e270 : lock the sansa by sliding the hold button. Hold record and power button together, it will show black screen and asking entering MSD mode- connect to computer, it will open in 16 mb format- open it and add a folder named "sansa.fmt" -disconnet it from computer now. it will formatted. u will lose all the data saved in it. bt the player will work as usual. it may be possible that u will not be able to view pics or vdeos.

there is an option in settings for auto turn off time.. set it as u need.. it must work.

Is the SanDisk showing as a drive on the Imac? You should be able to drag files from the Music folder to the Sansa player to copy them. (You can't connect to ITunes and download directly to the player.) I hope this helps. Cindy Wells

There's a slide switch on the right edge of the machine. Slide it up (away from the headphone jack), hold it for a second, then release.