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Start the Router
Step 1 Place the power switch in the on (|) position.
Step 2 Listen for the fans; they should be operating as soon as power is turned on.
Note After powering off the router, wait at least 30 seconds before powering it on again.
The following table provides information about the LEDs as the system starts.
Figure 22 Identifying LEDs and LED Status
Step 3 During the boot process, observe the system LEDs. The STATUS LED comes on immediately as amber, then turns to
green when the IOS is booted. Port adapter LEDs go on and off irregularly.
Step 4 Observe the initialization process. The LEDs on the port adapter behave differently (most flash on and off). The
ENABLED LED on each port adapter goes on when initialization is completed and the console screen displays a script
and system banner.
No. LED Label LED Color
In the Power Up state,
the LED is
LED flashes when there is
traffic
1
GBIC 0 ENABLE GBIC ENABLE (0) Green ON No, remains constantly on
2
LINK GBIC LINK (0) Green — Yes
3
FE 0 LINK FE LINK (0) Green — Yes
4
100 Mbps FE (0) Green ON No, remains constantly on
5
GBIC 1 ENABLE GBIC ENABLE (1) Green — No, remains constantly on
6
LINK GBIC LINK (1) Green ON Yes
7
FE 1 LINK FE LINK (1) Green — Yes
8
100 Mbps FE (1) Green ON No, remains constantly on
9
STATUS System Status Green ON No, remains constantly on
10
COMPACT FLASH CompactFlash Disk Green ON, if the CompactFlash
Disk is inserted and
functioning
No, remains constantly on
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