Set the following parameters on the PC
Serial port tab
| Machine name | Haas Mill | 
| Serial port | COM2 (or any free COM port) | 
| Baud | 9600 | 
| Data bits | 7 | 
| Parity | Even | 
| Stop bits | 2 | 
Data flow control tab
| Use DTR | False | 
| Use RTS | True | 
| Require DSR | False | 
| Require CTS | True | 
| Set RTS | True | 
| Set DTR | True | 
| Software flowcontrol | Both | 
| Xon char | #11 | 
| Xoff char | #13 | 
Data exchange format tab
| Format mode | Uniform | 
| Format parameters | Program start: % Program end: % Line start: Line end: #0D#0A Skip lines: Ignore characters: No characters for remove Remove blank lines: No Program name prefix: O Program starting characters in the file: No Program ending characters in the file: No | 
Null modem cable, without handshake
PC, 9pin, DB9M | CNC, 25pin, DB25
 Null modem cable, with full handshake
PC, 9pin, DB25M | CNC, 25pin, DB25
 Null modem cable, without handshake
PC, 25pin, DB25M | CNC, 25pin, DB25
 Null modem cable, with full handshake
PC, 25pin, DB25M | CNC, 25pin, DB25