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Your machine axes require power and control signals to work. If either of those are disrupted you can lose any or all of your axes motion. If only one motor is not working go to, One Axis Won't Move (or Only Moves in One Direction), and Other Axes Move.

Tools

• Digital Multimeter

• Metric Allen Keys

• Small Flat Blade Screw Driver

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1. Inspect the stepper driver controller lights.

   1. Some controller lights are on: One Axis Won't Move (or Only Moves in One Direction), and Other Axes Move.

   2. All the controller lights are off: Continue to the next step.

2. Power off the machine.

3. Examine the data cable at the machine control board and the axes drivers.

   1. Machine control board: 26 pin IDC (ribbon cable); J6

   2. Stepper driver controllers: 10 pin IDC (ribbon cable)

      1. J6-1 - J6-6 (X-axis)

      2. J6-7 - J6-12(Y-axis)

      3. J6-13 - J6-18 (Z-axis)

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