Yamaha M7CL-32 Service Manual page 354

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PNIN 002 CIRCUIT DIAGRAM (M7CL-32/M7CL-48)
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M L K J I H G F
PNIN 002 CIRCUIT DIAGRAM (M7CL-32/M7CL-48)
E D C B
M7CL-32/M7CL-48
LED/SW Matrix
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