Cabletron Systems NBR-220 Installation Manual

Also see for NBR-220: Management guide

Contents

Chapter 3: InstallationPage 3-18NBR-SERIES Installation GuideConnect an EPIM-T to a Twisted Pair Segment as follows:1. Connect the twisted pair segment to the module by inserting theRJ45 connector on the twisted pair segment into the RJ45 port on themodule. See Figure 3-12.2. Check that the LNK LED for the port is on. If the LED is not on,perform each of the following steps until it is:a. Check that the 10BASE-T device at the other end of the twistedpair segment is powered.b. Verify that the RJ45 connectors on the twisted pair segment havethe proper pinouts. Figure 3-13 shows the RJ45 pinouts.Figure 3-13 Cable Pinouts - EPIM-T RJ45 Portc. Check the cable for continuity.d. Check that the twisted pair connection meets dB loss and cablespecifications outlined in Section C.1.1, 10BASE-T Twisted PairNetwork.If you still cannot establish a link, contact Cabletron Systems TechnicalSupport.TX+TX–RX+RX– 2136TO10BASE-T DevicePortTX+TX–2136NOTE:RX+/RX– and TX+/TX–must share a commoncolor pair.EPIM-TRJ45 Port1574-30RJ-45 to RJ-45RX+RX–