CTC Union ETU-01A - G.703;64 K Codirectional Channel Connector

Appendix A. I/F Specifications
124
November 2001
A.7 G.703/64K Codirectional Connector
When the ETU-01A is ordered with a G.703/64K
interface, the physical interface is a 15-pin female D-type
connector wired in accordance with Table A-8.
SIGNAL
FUNCTION
PIN
DIRECTION DESCRIPTION
Protective
Ground
4
10
↔↔
Chassis ground.
May be isolated from Signal
Ground.
Signal
Ground
8 ↔↔ Common signal ground.
Transmitte
d
Data
3
11
To ETU-01A
Serial Codirectional data from
DTE.
Received
Data
1
9
Fm ETU-01A
Serial Codirectional data at the
output of the ETU-01A receiver.
Table A-8 G.703/64K Codirectional pin allocation