Cabletron Systems 6E122-26, User Manual, Page: 44 / 184

Chapter 4: Troubleshooting
4-4 6E122-26, 6E132-25, 6E123-26 and 6E133-25 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 FE-100TX
LED when the RX LED is on or off, respectively.
TX
Off
Port enabled, and no
activity.
Should flash green every 2
seconds indicating BPDUs
being sent if STA is enabled
and there is a valid link. If STA
is enabled, and the LED does
not flash green, contact the
Cabletron Systems GCC.
Green
Flashing. Indicates
activity. Rate indicates
data rate.
No action.
Amber
Blinking. Port in
standby, link. Port may be disabled due to
Spanning Tree.
Red
Flashing. Indicates
collision rate.
No action.
Solid. Diagnostic
Failure. Contact the Cabletron
Systems GCC for assistance.
Table 4-1 LANVIEW LEDs (Continued)
LED Color State Recommended Action