Connector Pinouts - Comtech EF Data SDM-650B Installation And Operation Manual

Satellite modem
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Configuration

3.2.2.2 Connector Pinouts

The V.35 interface is provided on the industry standard 34-pin block connector accessible
from the rear panel of the modem. Screw locks are provided for mechanical security of
the mating connector.
SIGNAL GROUND
SEND DATA
SERIAL CLOCK TRANSMIT
RECEIVE DATA
REQUEST TO SEND
SERIAL CLOCK RECEIVE
CLEAR TO SEND
DATA SET READY
RECEIVE LINE SIGNAL DETECT
SERIAL CLOCK TRANSMIT EXT
MODULATOR FAULT
DEMODULATOR FAULT
MASTER CLOCK
(INPUT)
3–18
Signal Function
Name
Pin #
SG
A, B
SD-A
P
SD-B
S
SCT-A
Y
SCT-B
(AA)
RD-A
R
RD-B
T
RTS
C
SCR-A
V
SCR-B
X
CTS
D
DSR
E
RLSD
F
SCTE-A
U
SCTE-B
W
(MM) m
(NN) n
MC-A
(CC) c
MC-B
(DD) d
SDM-650B Satellite Modem
Rev. 5

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