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Using the Centillion EtherSpeedII Switch Modules
C-4 207344-B
Table C-2 describes the operating conditions that cause the LEDs to light on the
switch module.
Table C-2. LEDs on the EtherSpeedII 100BASE-FX Switch Module
Label Color/Status Meaning
LINK (port status) Green Link present
Yellow TX/RX activity
Off No link established
ERROR Amber Line error
This port speed LED illuminates amber for the
following reasons:
• Frame too long
• CRC errors
• Alignment errors
• Transmit and receive collisions (HDX mode)