Appendix D Technical Specification; Cable Specifications; Network And Access Port Pinouts - Cisco CP-7942G Software Manual

Cable Specifications

Cable Specifications
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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.
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Network Port Connector
Table D-2
Table D-2
Pin Number
1
2
3
4
5
6
7
8
Note
Access Port Connector
Table D-3
Table D-3
Pin Number
1
2
3
4
Cisco Unified IP Phone 7962G and 7942G Administration Guide for Cisco Unified Communications Manager 7.0
D-2
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 7962G and 7942G).
RJ-45 jack for a second 10/100BaseT compliant connection (labeled 10/100 PC on the
Cisco Unified IP Phone 7962G and 7942G).
48-volt power connector.
The network port is labeled
The access port is labeled
describes the network port connector pinouts.
Network Port Connector Pinouts
Function
BI_DA+
BI_DA-
BI_DB+
BI_DC+
BI_DC-
BI_DB-
BI_DD+
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.
describes the access port connector pinouts.
Access Port Connector Pinouts
Function
BI_DB+
BI_DB-
BI_DA+
BI_DD+
on the Cisco Unified IP Phone.
10/100 SW
on the Cisco Unified IP Phone.
10/100 PC
Appendix D Technical Specifications
OL-15483-01