Appendix D Connector Pinouts - ADTRAN Express L128T S User Manual

Appendix D
EIA-232
I = Input O = Output N/A = Not Applicable N/C = Not Connected
61202070L3-20
Connector Pinouts
Table D-1. IBM/AT Style EIA-232 Interface
Pin Name
1 CD
2 RD
3 TD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 RI
ISDN
Express L128T S/T User Manual
I/O Description
N/C Carrier Detect
O Receive Data
I Transmit Data
N/C Data Terminal
Ready
N/A Signal Ground
N/C Data Set Ready
I Request to Send
O Clear to Send
N/C Ring Indicator
Table D-2. RJ-45 ISDN
Pin 3
Pin 4
Pin 5
Pin 6
Tx Positive
Rx Positive
Rx Negative
Tx Negative
D-1