Operation Manual

D-3
Cisco Unified IP Phone 7975G Administration Guide for Cisco Unified Communications Manager 6.1
OL-14640-01
Appendix D Technical Specifications
Network and Access Port Pinouts
6 BI_DA-
7 BI_DC+
8 BI_DC-
Note “BI” stands for bi-directional, while DA, DB, DC and DD stand for
“Data A”, “Data B”, “Data C” and “Data D”, respectively.
Table D-3 Access Port Connector Pinouts
Pin Number Function