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Diagnose the Fan
If a fan fails or is failing, either the MAJOR LED or the MINOR LED on the front
panel will light and you will see either a fan failure alarm message or an excessive
temperature alarm message on the front panel LCD screen, or perhaps both.
WARNING:
Avoid electric shock and damage to this product! Replace the fan only with a
genuine replacement fan from Cisco. Contact Cisco Services to order
replacement fans.
Diagnosing the Fan
The following illustrations are examples of the alarm displays you will see on the
front panel LCD screen.
Fan Failure Alarm
Notes:
The fan failure alarm is a Major alarm.
The fan failure alarm can display for fan number 1 through fan number 6.
Excessive Temperature Alarm
Notes:
The excessive temperature alarm is a Minor alarm.
The excessive temperature alarm can display for RF module 1 through RF
module 4.
78-717866-01 Rev D
Diagnose the Fan
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Troubleshooting
