Quick Start Manual

Installation Guide for the Model EN516 Ethernet Hub

Connector Pin Assignments C-3

Table C-2 lists the AUI connector pin assignments.

BNC Connector

The BNC connector for the Model EN516 hub supports 10 Mbps data transmission and connects

the hub to other devices. Figure C-3 illustrates the parts of the BNC connector.

Key:

1 = Center conductor

2 = Ground shield

Figure C-3. BNC connector

Table C-2. AUI connector pin assignments

Pin Signal

1, 4, 11, 14, 15 Ground

2 CI-A

3 DO-A

5 DI-A

6 + 12V DC return

7, 8 Not used

9 CI-B

10 DO-B

12 DI-B

13 + 12V DC (500 mA

maximum)

7201