User's Manual

Table Of Contents
TS4000 Radio Modem User’s Manual Serial Port 20
CTS is active when the TS4000 is transmitting. This selection can be used to
remote the transmit light.
DSR is active when the TS4000 is powered and there are no active faults. An
active fault is indicated by a flashing power light.
CTS Line Control – Active
when Transmitting
DSR Line Control – Active
when Operational