Cisco XR 12406 - Manual (Page 221)

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Cisco XR 12406 Router Installation Guide
OL-13831-01
Chapter 5 Maintaining the Router
Removing and Installing a Clock and Scheduler Card, Switch Fabric Card, or Alarm Card
Verifying the Installation of Alarm Cards, Clock Scheduler Cards, and Switch
Fabric Cards
To verify proper router operation after installing a replacement CSC or SFC, you
can visually check the LEDs on the two alarm cards.
Figure 5-35 shows the location of the alarm card LEDs.
Figure 5-35 Alarm Card LEDs
The following LED conditions are displayed when the system is operating
properly:
Note Green = Enabled, amber = Fail
• The following green LEDs are normally on:
– The MBUS status LED
– Two CSC status LEDs
– Three SFC status LEDs
1 MBus status LED 4 Critical alarm LED
2 CSC status LEDs (two) 5 Major alarm LED
3 SFC status LEDs (three) 6 Minor alarm LED
MB
US
CSC
ENABLED
FAIL
ALARM
0
SFC
CRITICALMAJOR MINOR
0 1 1 2
1 4 3 2 5 6
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