Pin Numbers (Modem And Aux Ports); Modem Port Connector Pin Assignments (Dte - Wyse WY-60 Maintenance Manual

APPENDIX B CONNECTOR PIN ASSIGNMENTS
Figure B-1 Pin Numbers (MODEM and AUX Ports)
1
,
14
~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
13
,
25
Table B-1 MODEM Port Connector Pin Assignments (DTE)
Pin Signal Mnemonic Direction
1
2*
3*
4
5+
7*
8+
20*
Shield Ground
Transmit Data
Receive Data
Request to Send
Cl ear to Send
Signal Ground
Data Carrier Detect
Data Terminal Ready
PGND
TXD
RXD
RTS
CTS
SGND
DCD
DTR
Out
In
Out
In
In
Out
*
Typical requirement.
+
Modern protocol. We recommend that users leave it
disconnected. If pin 5 is low, the terminal won't transmit
any data. If pin 8 is low, the terminal won't receive any
data.
B-1