Installation Manual

Router Token Ring/802.5 LAN Port Definition
This port accepts the standard nine-pin subminiature D-connector for
shielded twisted-pair token-ring cable.
Pin Definition of Token
Ring Connector
Nine-Pin
Connector
Token Ring
Signal
1 Data In A
2Ground
35V Out
4Ground
5 Data Out B
6 Data In A
7Ground
8Ground
9 Data Out A
The opposite end of the token-ring cable should be fitted with a medium
interface connector (MIC) conforming to the IEEE 802.5 specification.
Figure A-1. Router Token Ring (802.5 MIC) Connector
Cables and
Connectors
A
Cables and Connectors
Cable and Connector Pin-Outs
A-17