ADTRAN 1200214L1 User Manual
Page 135
61200214L1-1
IQ Probe User Manual
111
Appendix A. Pinouts
Table A-F
Pin Assignments for DB-25 to V.35 Adapter Cable
(Rear Panel Connector)
DB25
Pin#
V.35
Pin#
Description
CCITT
1
A
Protective Ground (PG)
101
2
P
Transmitted Data (SD-A)
103
3
R
Received Data (RD-A)
104
4
C
Request to Send (RTS)
105
5
D
Clear to Send (CTS)
106
6
E
Data Set Ready
107
7
B
Signal Ground (SG)
102
8
F
Received Line Signal Detector (CD) 109
9
X
Receiver Signal Element Timing (SCR-B)
115
11
W
External TX Signal Element (SCX-B)
113
12
AA
Transmitter Signal Element Timing (SCT-B)
114
13
V
Receiver Signal Element Timing (SCR-A)
115
14
S
Transmitted Data (SD-B)
103
15
Y
Transmitter Signal Element Timing (SCT-A)
114
16
T
Received Data (RD-B)
104
17
V
Receiver Signal Element Timing (SCR-A)
115
18
J
Ring Indicator (RI)
-
19
P
Transmitted Data (SD-A)
103
20
H
Data Terminal Ready (DTR)
-
21
BB
24
U
External TX Signal Element (SCX-A)
113
25
K