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Schematic request for Roland Jazz Chorus 40 JC 40

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  • Schematic request for Roland Jazz Chorus 40 JC 40

    Hello anybody have the schematic of the Roland JV40
    i mainly need the input part of the schematic.

    The output of the amp keeps cutting out for a few seconds and comes back.
    With my oscilloscope i follow it to the preamp at the input area.

    there where i got stuck
    so anybody have the schematic or ideas is much appreciate

  • #2
    Roland JC-40
    Attached Files

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