D-6 V.35 Connector Pin Assignments - Paradyne COMSPHERE 3550 Series User Manual

COMSPHERE 3550 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
D-6
Figure D-4. V.35 Adapter Plug
Table D-6
V.35 Connector Pin Assignments
34-Pin Connector
(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
July 1999
99-16294
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)
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)
3550-A2-GB20-40