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Chapter 4: Troubleshooting
4-4 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide
4.2 FE-100TX LED
The optional FE-100TX has one LED labeled 10/100. The 10/100 LED
together with the receive LED allows the user to determine the link status
and the operating speed of the Fast Ethernet Interface Module. The
10/100 LED and the Receive (RX) LED are shown in Figure 4-2.
Table 4-2 and Table 4-3 provide a functional description of the 10/100
LED when the RX LED is on or off, respectively.
Figure 4-2 FE-100TX LED
NOTE
A link exists if the associated port (25 or 26) RX (Receive) LED
is on.
Table 4-2 10/100 LED Indications When RX LED Is On
LED Color Indication
10/100 Off FE-100TX is operating at 10 Mbps.
Green FE-100TX is operating at 100 Mbps.
1960-41
Receive
(RX) LED
22
25 26
10
100
LED
FE-100TX
10
100
x
=