Cabletron Systems DLE22-MA User Manual

Contents

Connecting to the NetworkDLE22-MA, DLE32-MA, DLE23-MA and DLE33-MA User’s Guide 3-73. Verify that a link exists by checking that the port RX LED is on(flashing amber, blinking green, or solid green). If the RX LED is off,perform the following steps until it is on:a. Verify that the 10BASE-T device at the other end of the twistedpair segment is ON and connected to the segment.b. Verify that the RJ45 connectors on the twisted pair segment havethe proper pinouts (Figure 3-3) and check the cable for continuity.Figure 3-3 Cable Pinouts - (RJ45) Crossover Cablec. Check that the twisted pair connection meets the dB loss and cablespecifications outlined in Chapter 2.If a link is not established, contact your DIGITAL representative.4. Repeat steps 1 through 3, above, until all connections have been made.TX+TX–RX+RX– 2136TO10BASE-T Device PortTX+TX–2136NOTE:RX+/RX– and TX+/TX–must share a commoncolor pair.TOSmartSwitch RJ45 PortLKG-10875-98FRJ45 to RJ45RX+RX–