Figure 3-13. Utility Interface (Sdm-100 Operation) - Comtech EF Data SDM-100A Installation And Operation Manual

Operation
SDM-100 "TYPE"
VER: 14.7.4
INTERFACE TYPE
Status Only
ASYNC
INTERFACE
RS-485
RS-232
(ASYNC ONLY)
RR SIGNAL
NORMAL
INVERT
(ASYNC OR ADPCM ONLY)
MC SIGNAL
NORMAL
INVERT
(ASYNC ONLY)
3–44
FUNCTION SELECT
UTILITY
BUFFER PROGRAM
BITS
MILLI-SECONDS
2 WIRE / 4 WIRE
2 WIRE
4 WIRE
(ASYNC ONLY)
DM SIGNAL
NORMAL
INVERT
(ASYNC OR ADPCM
ONLY)
TT SIGNAL
NORMAL
INVERT
(ASYNC ONLY)

Figure 3-13. Utility Interface (SDM-100 Operation)

UTILITY
INTERFACE
RTS TX-IF
CONTROL
ON
OFF
SD SIGNAL
NORMAL
INVERT
(ASYNC OR ADPCM ONLY)
RS SIGNAL
NORMAL
INVERT
(ASYNC ONLY)
RT SIGNAL
NORMAL
INVERT
(ASYNC ONLY)
Key:
ACCESS TO CONDITIONAL OR
SUBMENU OPTION-DEPENDENT
SDM-100A Satellite Modem
TERRESTRIAL
INTERFACE
RS-422
V.35
(ASYNC ONLY)
RD SIGNAL
NORMAL
INVERT
(ASYNC OR ADPCM ONLY)
CS SIGNAL
NORMAL
INVERT
(ASYNC ONLY)
ST SIGNAL
NORMAL
INVERT
(ASYNC ONLY)
Parameter Information
Rev. 0