Jensen Car Audio & Video - Page 6 - Recent Questions, Troubleshooting & Support

The backup wire is typically attached to an always live power source so that when you turn the key off it retains settings.

dont need a code just get a toggle switch and hook that to the yellow/blue wire and with the other side ground to the small lil screw where you will see a small lil short wire and then all u have to do is fallow the screen with the e brake but just flip the switch 3 times with the whole one sec then off for 3 sec then on

Head unit?

Audio from a DVD player is at line level and the Ipod is at ear phone level. You popped the input circuitry of the 4050. It probably can be repaired.

Should be if not you can order one off eBay what's make and model .. If you need further help, I’m available over the phone at https://www.6ya.com/expert/richard_b59056c0c62ecb00

Hi! Here you can find manuals for a number of Jensen devices: http://manualsbrain.com/en/brands/jensen/popular_categories

You probably have a shorted output device. This causes the amplifier to shut down because the protection circuit sees excess current being drawn. Test the output devices with an ohmmeter, replace the shorted one and test all components nearby. This is usually a job for an experienced repairman.

Take a thin knife blade and pry the DVD tray out, it is not hard to do.