Hypertherm V9 Series Phoenix Rev.11 - Manual (Page 190)

190 Phoenix 9.76.0 Installation and Setup Manual 806410
8 – Diagnostics
4. Follow the instructions in the sections below and on the screen.
Serial Test
The MicroEDGE Pro is equipped with four serial ports. Serial 1 and 2 support RS-232 communications. Serial 3 and 4
support RS-422 or RS-232 communications.
Conduct this test if:
 Processes or information communicated through the serial port are not operating properly.
 The CNC is unable to download files through the serial port.
 The serial link to the plasma supply fails.
To test serial communications:
1. On the Machine Interface screen, choose the serial port you want to test.
2. On the CNC, plug the serial test hardware into the port you selected.