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A-2
Normal Powerup
When the router power is initially turned on, the following events occur:
Event Description
1
The router’s Power LED lights as soon as power is
applied to the unit.
2
The router initiates its built-in self-test. Flashing port serial
line LEDs and activity LEDs indicate that the router is
running various subroutines as part of the self-test. See Table
.
3
After successful completion of the self-test, the
Module OK LED lights, and remains lit.
The Network Activity LED blinks at a rate
proportional to the amount of activity on the port.
4
The remaining LEDs now indicate their operational status, as
described in Table .