Genicom 3850 - Manual (Page 74)

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SRTS (Second Request to Send Signal) Status
FA/BU: Reflects fault and buffer status.
NONE : Never change from static state.
ONLN : Reflects online status only.
BUFF : Reflects buffer status only.
FAULT : Reflects fault status only.
ON/BU : Reflects online and buffer status.
SER: SRTS STATUS ENTER
SER:SRTS>FA/BU ↓
SER:SRTS:NONE ↓
SER:SRTS:ONLN ↓
SER:SRTS:BUFF ↓
SER:SRTS:FAULT ↓
SER:SRTS:ON/BU ↓
DTR (Data Terminal Ready) Polarity
HI : (HIGH) actives > + 3V.
LO : (LOW) actives < - 3V.
SER: DTR POLARITY ENTER
SER:DTR POL>HI ↓
SER:DTR POL:LO ↓