Cisco XR 12406 User Manual
Page 162
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Chapter 4 Troubleshooting the Installation
Troubleshooting the Cooling Subsystem
4-32
Cisco XR 12406 Router Installation Guide
OL-13831-01
Figure 4-7
Blower Module Location and Features
There are two LEDs on the blower module at the rear of the chassis.
•
OK (green)—Indicates the blower module is functioning normally.
•
FAIL (red)—Indicates there is a failure in the blower module. The FAIL LED
should remain off during normal operation.
If the green LED is off and/or the red LED is on, check the following to help
isolate a problem with the cooling system:
1
Blower module
4
Air exhaust vents
2
Blower module LEDs
5
Power distribution unit (PDU)
3
Blower module handle
—
101114
HIGH SPEED BLO
WER
3
4
1
2
5
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