Indicators

Illustration

The following figure shows the 140 NOE 771 01 LED indicators.

Description

The following table shows the 140 NOE 771 01 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 link to hub is ok.
Kernel	Amber	If steady, module is operating in kernel mode. If flashing, module is waiting for download.
Fault	Red	An error has been detected, a download has failed or a reset is in process.
Coll	Red	If steady, cable is not connected. If flashing, Ethernet collisions are occurring.
Appl	Amber	Entry exists in crash log.

Run LED Status

The following table lists each available state of the run LED indicator and provides diagnostic information for that state.

Indicator State	Status
On (steady)	Normal operation: The NOE module is ready for network communication.
Number of flashes in sequence
one	Not used
two	Not used
three	No link. The network cable is not connected or is defective.
four	Duplicate IP address. The module is set to its default IP address.
five	No IP address. The module is attempting to obtain an IP address from a BootP server. The module is set to its default IP address.
six	Invalid IP configuration. (Likely cause: Default gateway is not on the same subnet mask. The module is set to its default IP address.)
seven	No valid executive NOE is present.