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  1. #1

    Heatbed output has no voltage

    Hello, i'm trying to wire my heatbed to RAMPS 1.4 to D8 port, but i have problem. That heatbed heats all the time, if i turn off heating, heatbed heats, if i turn on heating, heatbed still heats. Anyone know how to fix it?
    thanks
    Last edited by BikeRide; 04-20-2014 at 02:53 AM. Reason: problem solved, another problem

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