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Remove the rear panel of the console.
Examine the USB cable going from the header on the computer motherboard to connector J12 on the control board.
If you are able to move the RPM, Feed Override, and Max Velocity sliders with your finger or mouse, the USB daughter board will need to be replaced. (PN 39146)
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The Potentiometer Board is accessed under the bottom angled sheet metal, on the rear of console. |
Buttons don’t respond (Cycle Start, Feed Hold, LEDs, MPG)
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