Wiring Diagrams 1 :: MCL

MCL cable from audio systems to terminal strip in MCL2 relay box. NOTE: Use pre-made MCL cables for connection to the audio system whenever possible:

green right channel hot
brown right channel ground
pink DC supply 7.5 - 8.5 VDC
yellow left channel hot
grey left channel ground
white data
shield data and ground DC ground

MCL cable, 2 x 3-pin MCL to 8-pin DIN plug. For connection between audio systems and link system via an 8-pin wall plate.  Use pre-made MCL cable for connection to the audio system if at all possible:

green right channel hot
grey left channel ground
white data
shield data and DC ground
brown right channel ground
pink DC supply 7.5 - 8.5 VDC
yellow left channel hot

MCL cable between 8-pin DIN wall plate and MCL terminal strip.  For connection between audio system and link system via an 8-pin wall plate:

green right channel hot
brown right channel ground
pink DC supply 7.5 - 8.5 VDC
yellow left channel hot
grey left channel ground
white data
shield data and DC ground

All wiring diagrams to plugs and sockets are shown from the soldering side.
 

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