Had radio nicked, and have been left with a mess of wires.

The active speaker wiring block seems to not work, and it looks like someone previously wired up the speakers to a standard block.

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I've got 4 pairs of wires which are connected to the speakers, which i've worked out.

There is 4 more wires which are.

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Red

- 12V switched?
Green

- 12V permenant?
Blue

- I think this is ground?
Black

- Was taped up not sure what this is?

Problem is that i wire them up to the radio and It doesnt power, you can hear a soft pop come from the sub box every time I do this.

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I've check several times and can't work out where i'm goin wrong.

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Can anyone shed some light on the matter of my wiring?

Thanks in advance