Cabletron Systems NBR-620, NBR-420 Connect an EPIM-A to an external network segment as follows

Chapter 3: Installation

Connect an EPIM-A to an external network segment as follows:

1.Check that the PWR LED on the EPIM-A is on. If the PWR LED is off, contact Cabletron Systems Technical Support.

2.Attach an external transceiver to the network segment intended for AUI port connection. For additional information, refer to the applicable transceiver manual.

3.Attach an AUI cable, no longer than 50 meters in length, to the transceiver you connected to the network in Step 2.

4.Connect the AUI cable to the AUI port located on the EPIM-A. See Figure 3-17.

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Figure 3-17 The EPIM-A

5.Lock the AUI connector into place using the connector slide latch.

6.If the transceiver PWR LED is off with the AUI cable connected, perform the following steps:

a.Check the AUI connections for proper pinouts. Appendix B lists the pinouts for the transceiver connection.

b.Check the cable for continuity.

c.Reconnect the AUI cable to the NBR and the device.

If the transceiver PWR LED remains off, contact Cabletron Systems Technical Support.

Page 3-24 NBR-SERIES Installation Guide