Need wiring help here if possible...

Hello Guys,,new here.....I have an old like new Coustic CI equalizer with echo model # EQ-9050,,,,it has two harness one with green,black,gray and blue color wires the other harness has solid gray and solid gray with blue stripe ,,yellow and a yellow with blue stripe,,grey and a gray with orange stripe also a yellow and a yellow with orange stripe. If some pictures are needed please let me know,,would love to test this baby to see how the echo works.....thanks in advance all..

Bruno

 
Hello Guys,,new here.....I have an old like new Coustic CI equalizer with echo model # EQ-9050,,,,it has two harness one with green,black,gray and blue color wires the other harness has solid gray and solid gray with blue stripe ,,yellow and a yellow with blue stripe,,grey and a gray with orange stripe also a yellow and a yellow with orange stripe. If some pictures are needed please let me know,,would love to test this baby to see how the echo works.....thanks in advance all..Bruno
I don't know what the first harness is for (maybe power, remote, and ground? but the 4th wire and the lack of a red wire confuse me)

The second harness sounds like it is for speaker level inputs

 
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