Cabletron Systems 2E43-51 User Manual

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Connecting to the Network
2E43-51/2E43-51R User’s Guide
3-13
Figure 3-10
FE100-TX Port
3.
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 
and the TX LED is not blinking amber, perform the following steps 
until the RX LED is on:
a.
Verify that the 100BASE-TX device at the other end of the twisted 
pair segment is powered up.
b.
Verify that the RJ45 connector on the twisted pair segment has the 
proper pinouts.
c.
Check the cable for continuity.
d.
Make sure that the twisted pair connection meets the cable 
specifications outlined in 
e.
Confirm that the crossover switch is in the correct position.
If a Link is not established, contact the Cabletron Systems the Global Call 
Center. Refer to 
2251-14
TX LED
RJ45
RX LED
FE-100TX
10
100
x
=
6
5