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3Com Router 5000 and Router 6000 v2.41
Module Guide
Chapter 3
Multifunctional Interface Modules (Router 5000)
3-16
3.4.4 Interface LEDs
NDEC panel is shown in the following figure:
Figure 3-21 NDEC panel
Table 3-9 Description of the LEDs on NDEC panel
LED Description
RUN
OFF: The module is not powered ON, the PSU has failed to operate or a
serious hardware fault has occurred.
Fast blinking (4Hz): The hardware initialization is not done yet:
Slowly blinking (2-second ON and 2-second OFF): The hardware initialization
is done, but the module has not entered the normal software initialization flow;
Normal blinking (1-second ON and 1-second OFF): The module is operating
normally;
Steady ON: The software initialization has failed and the service cannot be run
normally.
ACT
Fast blinking: The module is in the loading status.
Steady ON: Module loading has failed.
Fast blinking unsteadily: The module is operating normally, and the data is
being transmitted or received between the module and the host.
OFF: The module is operating normally, and there is no data being transmitted
or received between the module and the host.
SPEED
ON: The module is booting the system after power-on.
OFF: The module is operating normally.
DENY
Fast blinking: The request of module software for memory has failed and the
service cannot be run normally.
OFF: The module is operating normally.