F-7 Modular Dsu 25-Pin V.35 Connector Pin Assignments - Paradyne COMSPHERE 3610 Operator's Manual

COMSPHERE 3600 Series Data Service Units
25-Pin Connector
(Rear Connector
Plate)
Pin Number
7
4
5
6
8
20
21
18
19
24, 11
23, 22
15, 2
16, 3
14, 1
9
10
25
1
Ring Indicator is only available on a DBM-V, DBM-S, or DBM-D at this time.
F-8
Table F-7
Modular DSU 25-Pin V.35 Connector Pin Assignments
34-Pin Connector
(Modular DSU
V.35 Adapter)
Pin Number
B
C
D
E
F
H
J
L
N
P, S
R, T
U, W
V, X
Y, AA
HH
KK
NN
Circuit Name
Signal Ground
Request-to-Send (RTS)
Clear-to-Send (CTS)
Data Set Ready (DSR)
Received Line Signal Detect (LSD)
Data Terminal Ready (DTR)
1
Ring Indicator (RI)
Local Loopback (LL)
Remote Digital Loopback (RL)
Transmit Data (TXD)
Received Data (RXD)
Transmitter Signal Element Timing – DTE Source
Receiver Signal Element Timing – DCE Source
Transmitter Signal Element Timing – DCE Source
Positive dc test voltage
Negative dc Test Voltage
Test Mode (TM)
July 1999 3610-A2-GB91-90