![](http://pdfasset.owneriq.net/7/1a/71a4b0d1-8686-48ea-bee1-4fdf726ccad5/71a4b0d1-8686-48ea-bee1-4fdf726ccad5-bgd4.png)
Pin Assignments
D-16
3160-A2-GB21-80March 1999
External Clock Interface
The External Clock connector pinouts are in Table D-12.
Table D-12. External Clock Connector
Signal Pin Number
Shield 1
Clock (+) (RS422 only) 2
Clock (–) (RS422 only) 3
Clock In (RS423 only) 9
Signal Common 11