Service Manuals, User Guides, Schematic Diagrams or docs for : . Various SM scena Allen Sigma+M470+mute+modification

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Sigma+M470+mute+modification


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Sigma mute mod

For the large fader, fit an n4148 diode at DX (marked with a red
circle).

For the small fader, fit a latching switch at SW26 (blue rectangle) and
link pins 1 & 2 at PL2 (blue rectangle).



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