43Bend-Tech Dragon
Troubleshooting Guide
Control Box Troubleshooting
07
7.1.5 No Power to the Control Box
Blown fuse at the Power Switch
Replace the fuse. See section 7.5.
Blown fuse inside the Control Box
Replace the fuse. See section 7.5.
7.1.6 Unknown Failure within the Control Box
Wear, Power Spike, or Contamination
Contact Bend-Tech support for a replacement Control Box.
7.1.7 Control Box is Outdated
Control Box components have become obsolete or the machine has been updated
Contact Bend-Tech support for a replacement Control Box.
7.2 Replace the Motor Driver
1. Power o the machine
2. Open the Control Box
counterclockwise.
3. Disconnect the Breakout Board
Locate the red Breakout Board in the upper left corner of the Control Box. The Breakout Board
will have a ribbon cable leading to it. Gently pry the Breakout Board out of its location and set
aside. Leave the ribbon cable attached.
4. Remove the Faulty Motor Driver
Locate the Motor Driver that needs to be replaced. From left to right, the Motor Drivers are: X,
Y, Z, A, B.
Unplug the Motor Driver.
Driver. Loosen, but do not remove, the bottom nut. Lift the Motor Driver slightly upward and tilt
the top out to remove.
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