Set a sleep timer on your MP3 player
1. Press and hold the Settings button for 3 seconds.
2. Using the Skip/Ffwd button, scroll to SYS, then press the Select button.
3. Using the Skip/Ffwd button, scroll to Sleep timer, then press the Select button.
4. Using the Skip/Ffwd button, scroll to the desired time (E.g., 20 Min), then press the Select button.
5. The sleep time has now been set. Press the Menu button.
6. Using the Skip back button, scroll to MSC, then press the Select button.