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P3 Controller USB Not Working

Frequently Asked Questions


Written by Will Fraser

Updated at July 28th, 2026

Table of Contents

Brand: Models: None of the USB ports on my P3 system controller is working?

Brand:

  • Martin

Models:

  • P3 system controllers

None of the USB ports on my P3 system controller is working?

We have previous seen that some KVM switches blocks the USB ports.  

Please try and disconnect all USB equipment from the P3 controller and try again.

We know that Aten CS1824 KVM switch blocks all USB ports.

 
 

 

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Table of Contents

Brand: Models: None of the USB ports on my P3 system controller is working?

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