Network And Access Port Pinouts - Cisco 7971G-GE - IP Phone VoIP Administration Manual

Appendix D Technical Specifications
Access Port Connector
Table D-3
Table D-3
Pin Number
1
2
3
4
5
6
7
8
Note
Cisco Unified IP Phone 7970G/7971G-GE Administration Guide for Cisco Unified Communications Manager 7.0
OL-15299-01
describes the access port connector pinouts.
Access Port Connector Pinouts
"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

Function
BI_DB+
BI_DB-
BI_DA+
BI_DD+
5BI_DD-
6BI_DA-
7BI_DC+
BI_DC-
D-3