Epim-A And Epim-X (Aui Port - Cabletron Systems SEHI-22 User Manual

APPENDIX A: EPIM INFORMATION
A.1.5 EPIM-A and EPIM-X (AUI Port)
The EPIM-A is a DB15 female connector used to attach segments to an
external transceiver. The EPIM-X is equipped with dual internal
transceivers. It has a DB15 male connector used to attach segments to an
AUI cable. Figure A-5 shows both modules.
Pin 1 Logic Ref.
2 Collision +
3 Transmit +
4 Logic Ref.
5 Receive +
6 Power Return
7 No Connection
Connector Shell: Protective Ground
A-6
Figure A-5. The EPIM-A and EPIM-X
DB15 Pinouts
9 Collision -
10 Transmit -
11 Logic Ref.
12 Receive -
13 Power (+12Vdc)
14 Logic Ref.
15 No Connection
SEHI USER'S GUIDE
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