Appendix 4 Connecting an NE1S-Series CPU Unit
3. Select the communications port (either COM1 or COM2) from the Device
manager.
Note: COM3 and COM4 are used by the NSA-series Industrial PC system internally. Do not
select these ports.
4. Click the General Tab in the displayed Communications Port Properties Dialog
Box and change Device usage to Do not use this device (disable), then click the
OK Button.
Appendix
Appendix-27