Hardware reference guide

Ethernet Modules
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The following table describes the meaning of each NOE5X100 indicator.
LED Descriptions
LEDs Color Indication when On
Active Green Module is communicating with backplane.
Ready Green Module has passed internal diagnostic tests.
Run Green Flashes during normal operation.
Link Green Ethernet connection is made.
Kernel Amber On during download.
Fault Red An error condition has occurred.
Collision Red If steady, an error condition exists. If flashing, packet collisions
are occurring on the network during data transmission.
Appl Amber A fatal error has occurred.