T-solution MASTER-K120S - Built-In Cnet Selection Switch; Structure·····································································································5

Chapter 5 Power Supply / CPU
5 -30
5.9 Built-in Cnet Selection Switch
5.9.1 Structure
You can see dip switches as shown when you open I/O terminal block cover.
5.9.2 Usage
Dip switch position Description
upper switch is for Cnet.
Turn upper switch on to use built-in RS-232C communication
Upper switch is for Cnet.
Turn upper off switch to use external communication modules.
* The lower switch is for O/S download setting. Don’t handle this switch.
BUILT_IN CNET
ON
ROM MODE
OFF
Terminal block cover
ON
ROM MODE
OFF
ON
ROM MODE
OFF