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D-3
Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 8.6 (SCCP and SIP)
OL-23091-01
Appendix D Technical Specifications
Network and Access Port Pinouts
Access Port Connector
Table D-3 describes the access port connector pinouts.
8 BI_DD-
“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-2 Network Port Connector Pinouts (continued)
Pin Number Function
Ta b l e D-3 Access Port Connector Pinouts
Pin Number Function
1 BI_DB+
2 BI_DB-
3 BI_DA+
4 BI_DD+
5 BI_DD-
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.