Cisco CP-7942G Software Manual page 187

Appendix D Technical Specifications
Table D-3
Pin Number
5
6
7
8
Note
Cisco Unified IP Phone 7962G and 7942G Administration Guide for Cisco Unified Communications Manager 7.0
OL-15483-01
Access Port Connector Pinouts (continued)
Function
BI_DD-
BI_DA-
BI_DC+
BI_DC-
"BI" stands for bi-directional, while DA, DB, DC and DD stand for "Data A", "Data
B", "Data C" and "Data D", respectively.
Network and Access Port Pinouts
D-3