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      07-21-2013, 12:51 AM   #82
ctuna
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Drives: 325xi 06 wagon MT
Join Date: Jan 2010
Location: Santa Cruz, Ca

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Some use the lighter for switched power.

Some use the lighter for switched power.(for aftermarket head units)
The wire picture above is for the Hi Fi System all the L7 has optical input from the head to the amp. Not sure how the L7 turns on but it must be switched to .
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