Joying head unit connection diagram of power cord and AV cables

Joying head unit connection diagram of power cord and AV cables

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Joying head unit connection diagram of power cord and AV cables

Following are different wire definition :

1) Key 1 and key 2 is for steering wheel control .

you need to connect the key 1 or key 2 or key 1 and key 2 with your original steering wheel control wire , GND (black wire ) should be connected as well .

2) "ILLUM" wire is for button light control wire .

you need to connect this "ILLUM " wire with your original car head light wire . Then button light works .

3) "back " wire offers power for your reverse camera .

4) "ACC"  "BATT"  "GND " wire is important on powering the head unit .

5)"ANT.CONT " wire offers power for your radio antenna .

6) brake wire no need to be connected . The function has been built-in the head unit .

 

Here is the video on showing the wire diagram:

 

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