Cisco Systems 7841 Manual De Usuario
Network and Computer Port Pinouts
Although both the network and computer (access) ports are used for network connectivity, they serve different
purposes and have different port pinouts.
purposes and have different port pinouts.
• The network port is the 10/100 SW port (The Cisco IP Phone 7841 has a 10/100/1000 SW network port).
• The computer (access) port is the 10/100 PC port (The Cisco IP Phone 7841 has a 10/100/1000 PC
computer port).
Network Port Connector
The following table describes the network port connector pinouts.
Table 2: Network Port Connector Pinouts
Function
Pin number
BI_DA+
1
BI_DA-
2
BI_DB+
3
BI_DC+
4
BI_DC-
5
BI_DB-
6
BI_DD+
7
BI_DD-
8
BI stands for bidirectional, while DA, DB, DC and DD stand for Data A, Data B, Data C and Data
D respectively.
D respectively.
Note
Computer Port Connector
The following table describes the computer port connector pinouts.
Table 3: Computer (Access) Port Connector Pinouts
Function
Pin number
BI_DB+
1
BI_DB-
2
Cisco IP Phone 7821, 7841, and 7861 Administration Guide for Cisco Unified Communications Manager 10.0 (SIP)
5
Network and Computer Port Pinouts