Fe-100Tx Led - Cabletron Systems 2H28-08R User Manual

Chapter 4: Troubleshooting
4.2

FE-100TX LED

The optional FE-100TX has one LED labeled 10/100. The 10/100 LED
together with the RX 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
Table 4-3 provide a functional description of the 10/100 LED when the
RX LED is on or off, respectively.
10
100 LED
Receive
(RX) LED
A link exists if the associated port (7 or 8) RX LED is on.
NOTE
No link exists if the associated port (7 or 8) RX LED is off.
Table 4-2 10/100 LED Indications When RX LED Is On
LED
10/100
Table 4-3 10/100 LED Indications When RX LED Is Off
LED
10/100
4-4
Figure 4-2 FE-100TX LED
Color
Off
Green
Color
Off
Green
2H28-08R SmartSwitch 2208 User's Guide
Figure
x =
10
100
FE-100TX
7 8
2 2
Indication
FE-100TX is operating at 10 Mbps.
FE-100TX is operating at 100 Mbps.
Indication
No link or no cable attached. FE-100TX
forced to 10 Mbps operation, or is
manually set to "auto-negotiate" mode.
No link or no cable attached. FE-100TX is
forced to 100 Mbps operation.
4-2. Table 4-2 and
2251-41