General controls
Display
Scroll up/increase volume
Play/pause
Skip back/reverse/ menu back
USB jack
Power on/off, Menu
Skip forward/fast forward/menu advance
Scroll down/decrease 
volume
Earphones Jack
MIC 
Microphone
Lock/unlock
Turning the player on and off
To turn the player on, press and hold 
/MENU. Press and hold 
/MENU again to turn the player off.
Locking the player controls
To lock the player controls to prevent them from being activated accidentally, slide LOCK 
to the right. To unlock, slide LOCK 
to the left. When the controls are locked, the lock icon 
appears on the display.
Resetting the player
If the player stops operating properly, you can reset it by pressing and holding 
/MENU for more than 10 seconds.
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