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A. Connectors, Cables, and Pin Assignments
EIA-530-A to V.35 Interface
The EIA-530-A to V.35 adapter (4800-F1-500) and adapter cable (4800-F1-501)
are DB25-to-MS34 connectors that, connected to the V.35/X.21 port of the
4804 Management Module, provide the V.35 interface shown in
Cable
Pin 25
530
SIGNAL
SHIELD
TD-A
TD-B
RD-A
RD-B
TXC-A
TXC-B
RXC-A
RXC-B
RTS
CTS
RLSD
DSR
SIG. COMMON
TT-A
TT-B
DTR
RL
LL
TM
SIG. COMMON
Figure A-4.
A-8
Interface.
Pin 1
DB25
SOCKET
1
2
14
3
16
15
12
17
9
4
5
8
6
7
24
11
20
21
18
25
23
EIA-530-A to V.35 Adapter and Adapter Cable Pinouts
April 2002
A
MM
B
02-17088
NN
MS34
V.35
SIGNAL
PLUG
A
SHIELD
P
TD-A
S
TD-B
R
RD-A
T
RD-B
Y
TXC-A
AA
TXC-B
V
RXC-A
X
RXC-B
C
RTS
D
CTS
F
RLSD
E
DSR
B
SIG. COMMON
U
TT-A
W
TT-B
H
DTR
N
RL
L
LL
NN
TM
Table A-6, V.35
02-17089
4821-A2-GN20-00
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