Computer Port Connector - Cisco IP Phone 6851 Administration Manual

Table 3: Network Port Connector Pinouts
Pin Number
1
2
3
4
5
6
7
8
BI stands for bidirectional, while DA, DB, DC, and DD stand for Data A, Data B, Data C, and Data
Note
D respectively.

Computer Port Connector

The following table describes the computer port connector pinouts.
Table 4: Computer (Access) Port Connector Pinouts
Pin Number
1
2
3
4
5
6
7
8
Note BI stands for bidirectional, while DA, DB, DC, and DD stand for Data A, Data B, Data C, and Data
D respectively.
Function
BI_DA+
BI_DA-
BI_DB+
BI_DC+
BI_DC-
BI_DB-
BI_DD+
BI_DD-
Function
BI_DB+
BI_DB-
BI_DA+
BI_DD+
BI_DD-
BI_DA-
BI_DC+
BI_DC-
Cisco IP Phone 6800 Series Multiplatform Phones Administration Guide
Network and Computer Port Pinouts
13