BenQ JOYBEE P330 - Manual (Page 14)

14
Turning the player on and off
To turn on the player, press and hold play key for 3 seconds when the
power key is on. The player enters the last mode when it was turned off.
To turn on the player, press and hold play key for 3 seconds
Locking the keys
To avoid any accidental key touches which may cause unexpected behavior
during the use of the player(like when the player is in your pocket), you can
temporarily lock all the keys by pressing and holding EQ key during music or
radio playback. To release the locked keys, press and hold EQ key again.
Force shutting down the player
To force shut down the player if it malfunctions, press the power key to off,
the player turns off immediately.