JVC KD-G401 CD Player "head unit coming demo" Questions

...head unit and then hold the Source button until it comes up with the set-up screen. Press button 6 and hold and it will ask if you want reverse mode on/off and also demo mode on/off. Use right ...

...the menu to come up so that I can turn off the demo mode. Press the B.Boost button and keep pressed for over a second but do this, when the head unit is in Standby mode. Hope that helps ...

...head unit comes with a security screw that can be installed to secure the faceplate for retail display. If it was purchased as a demo model, the screw may be in place. To check, the deck has to be ...

...head units do this and i was wondering if there was a way to stop it and just have it sit on AUX IN or the radio station when listening to the radio. Pressing the display button stops it but only for ...

Head unit 50x4 Can't seem to get the headunit to play from the auxiliary input. Only two options are CD and TUNER. Have tried fidling with the menus but i'm getting nowhere. Help! you have to turn the