Set whether the indicator light is linked with RS232 command
General (Not linked): The indicator light switch and mode
shall be set separately.
-When the indicator light is on and the default mode is off,
additional command is required to set the indicator light
mode
-Setting the indicator light mode when the indicator light is
off will not trigger the indicator light
Link:
-When the indicator light is on, the default mode is red light
-Setting the indicator light mode when the indicator light is
off will turn on the indicator light