Cabletron Systems 2M46-04R - Manual (Page 44)

Chapter 4: Troubleshooting
4-4 2M46-04R/2M46-04RDC 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 (1 or 2) 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
2 2
FE-100TX
10
100
x =
1 2
10
100 LED
HSIM 1