aftermarket hu trouble

[s3matthewd]

hi really need some help got an alpine headunit for my car i have connected both the red and yellow wire together and im also left with an earth could anyone tell me what wires they need connecting to on the audi loom , connectors are numbered so if anyone could just tell me what the live and earth feed are then i can connect it up thanks matt

 

[s3matthewd]

have numbers 1,2,3,7,8 just need to no whats live and whats earth thanks matt

 

[AndyMac]

You just need to connect the earth, that's the fat brown wire on the Audi loom, pin 8 (the one below the perm live)