Common icon and panel function instructionPlay/Pause StopPrevious track ReturnNext track Folder switchBlack screen MuteRandom Repeat1. :Press it to turn on the unit,when it is power on ,press it for mute.Hold it to turn off the head unit,rotate it to adjust the volume.2.MODE button: press it for mode switch3.BAND button: press it for radio band switch from FM1/FM2/FM3.4.DVD button:press it to enter DVD mode5. :When the screen is opened,press it to adjust the screen angle to upward or downward.6. :Press it to reject and take away the disc.7. :After the unit start working,press it to open or close the screen.8.MENU button:Press it to return to the main menu interface.6DVDMODEBANDMENUSD2345 5566117788