Cisco IP Phone 6851

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