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Boot up
Upon powering up the COM51 cards LEDs will go through a series of flashing indicating boot up.
Figure 10 below describes the LED activity during boot and normal operation.
Figure 10 - LED Behavior at Boot Up
Checking imageA signature
Checking imageB signature
Failsafe downloading image. Card
will attempt TFTP download from
192.168.1.254. COM51.bin. Using
external TFTP software.
Failsafe image download failed,
reboot after 10 seconds
Failsafe image invalid, reboot after 10
seconds
Programming failsafe image into flash
failed
Failsafe flash programming