Cisco RJ-45-to-AUX User Manual download pdf (Page 18)

C-18 Cisco 2500 Series Access Server User Guide

Token Ring Pinout

Table C-13 lists the pinout for the Token Ring interface port.

Table C-13 Token Ring Port Pinout (DB-9)

1. Any pin not referenced is not connected.

1. Pins 2, 4, 7, and 8 are ground.

2. 600 mA maximum.

2 CI-A Control In Circuit A

9 CI-B Control In Circuit B

1 CI-S Control In Circuit Shield

6 VC Voltage Common

13 VP Voltage Plus

14 VS Voltage Shield (L25 and M25)

Shell PG Protective Ground

9 Pin

Signal

1 Receive

3 +5V

5 Transmit

6 Receive

9 Transmit

Ethernet

Circuit Signal

1 ... 17 18 19 20 21 22 23 24

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Cisco RJ-45-to-AUX User Manual Page 18