Cisco 6921 Administration Guide - Page 136
Cable Specifications, Network and Access Port Pinouts
UPC - 882658277764
View all Cisco 6921 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 136 highlights
Cable Specifications Appendix C Technical Specifications Cable Specifications • RJ-9 jack (4-conductor) for handset and headset connection. • RJ-45 jack for the LAN 10/100BaseT connection (labeled 10/100 SW on the Cisco Unified IP Phone 6900 Series). • RJ-45 jack for a second 10/100BaseT compliant connection (labeled 10/100 PC on the Cisco Unified IP Phone 6900 Series). • 48-volt power connector. Network and Access Port Pinouts Although both the network and access ports are used for network connectivity, they serve different purposes and have different port pinouts. • The network port is labeled network on the Cisco Unified IP Phone. • The access port is labeled Computer on the Cisco Unified IP Phone. Network Port Connector Table C-2 describes the network port connector pinouts. Table C-2 Network Port Connector Pinouts Pin Number Function 1 BI_DA+ 2 BI_DA- 3 BI_DB+ 4 BI_DC+ 5 BI_DC- 6 BI_DB- 7 BI_DD+ 8 BI_DD- Note "BI" stands for bi-directional, while DA, DB, DC and DD stand for "Data A", "Data B", "Data C" and "Data D", respectively. Access Port Connector Table C-3 describes the access port connector pinouts. Table C-3 Access Port Connector Pinouts Pin Number 1 2 3 4 Function BI_DB+ BI_DBBI_DA+ BI_DD+ Cisco Unified IP Phone 6921, 6941, and 6961 Administration Guide for Cisco Unified Communications Manager 7.1 (SCCP) C-2 OL-19025-01