Techno CNC Systems

Command errors are specific, infrequent communication errors between the Software and the PCI card.

Identify your Controller box

LC / LP controller box

Specifically, this PCI card:

LC PCI Card.jpg

A command error on this box means the issue is anywhere from the PCI bus in the computer through to the control board in the controller box.

All other controllers (LC+ MP, Premium)

Specifically, this PCI card: LC+ PCI Card.jpg

  • A command error on this controller means the issue is between the PCI card and the computer ONLY.
  • No problems with the control cable or control box can cause this issue.
  • Try swapping the PCI card to another slot.
  • Try using another computer.
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