Hypertherm V9 Series Phoenix Rev.11 - Manual (Page 192)

192 Phoenix 9.76.0 Installation and Setup Manual 806410
8 – Diagnostics
2. Follow the instructions on the screen to insert the memory stick in the USB port on the back of the CNC.
3. On the Machine Interface screen, press Test. A message informs you if the test is successful.
4. Repeat the test on the remaining USB ports.
If the test fails on multiple USB ports, contact your OEM or system integrator to replace the motherboard.
I/O Test
Conduct this test if:
 An I/O point is malfunctioning.
 You need to eliminate CNC I/O operation as a problem in the system.
 A continuous fault is occurring, such as a limit switch that is not turning on or clearing.
To test I/O:
1. On the Machine Interface screen, choose the I/O port you want to test.