Replace a Fan
T
he system contains fans in the front of the chassis.
Complete the following procedure to replace a failed fan.
This CRU can be completed with the system powered on.
Topics:
• Identify a failed fan
• Extend the system from the cabinet
• Remove the system cover
• Remove the cooling fan
• Install the cooling fan
• Install the system cover
• Slide the system into the cabinet
• Verify the replacement fan
• Restore the HA configuration
Identify a failed fan
Prerequisites
Establish a connection to the system as described in Establish a serial management connection to the PowerProtect system on
page 14.
About this task
Complete the following steps to identify the failed fan.
Steps
1. Use the alerts show current (or alerts show current-detailed) command that will include messages
indicating fan loss or fan failure.
NOTE:
The sample output below only includes the alert object and alert message. It does not include the columns for
the alert ID, post time, severity, and alert class which are part of the actual output.
# a
lerts show current
Object Message
--------- -----------------
Enclosure=1:Fan=4 Fan fault is detected
--------- -----------------
2. Use the enclosure show fans command to check the status of each fan. Record the failed fan.
# e
nclosure show fans 1
Enclosure Description Level Status
--------- ----------------- ------ ------
1 System Board Fan1 medium OK
System Board Fan2 medium OK
System Board Fan3 medium OK
System Board Fan4 medium Unavailable
System Board Fan5 medium OK
System Board Fan6 medium OK
--------- ----------------- ------ ------
3. Map the number of the failed fan to the physical location of that fan.
4
24 Replace a Fan
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