Figure A-4. Eia-232 And Rs-366 Connector; Table A-2. Eia-232 Pinouts - ADTRAN ISU 512e Manual

(See Table A-2 on page A-3 and Table A-3 on page A-4.)
Pin Name I/O
1 Shield I/O
2 TD-A I
3 RD-A O
4 RTS-A I
5 CTS-A O
6 DSR-A O
7 SG I/O
8 CD-A O
9 NC N/A
10 NC N/A
11 NC N/A
12 NC N/A
13 NC N/A
14 NC N/A
15 TC O
16 NC N/A
17 RC O
18 NC N/A
19 NC N/A
20 DTR I
21 NC N/A
22 NC N/A
23 NC N/A
24 ETC-A I
25 NC N/A
I= Input, O= Output, N/A= Not Applicable
61203086L1-1
PIN 13
PIN 25

Figure A-4. EIA-232 and RS-366 Connector

Table A-2. EIA-232 Pinouts

Description
Shield for cable
Transmitted Data
Received Data
Request to Send
Clear to Send
Data Set Ready
Signal Ground
Carrier Detect
No Connection
No Connection
No Connection
No Connection
No Connection
No Connection
Transmit Clock
No Connection
Receive Clock
No Connection
No Connection
Data Terminal Ready
No Connection
No Connection
No Connection
External Transmit Clock
No Connection
ISU 512e User Manual
Appendix A. Pinouts
PIN 1
FEMALE
PIN 14
A-3