Follow the procedures and warnings in the
server documentation for removing the access panels and accessing
and replacing fans.
Unseat, and then reseat, each fan according
to the proper procedures.
Replace the access panels, and then attempt
to restart the server.
Be sure the fan configuration meets the
functional requirements of the server. Refer to the server
Be sure no ventilation problems exist. If
you have been operating the server for an extended period of time
with the access panel removed, airflow may have been impeded,
causing thermal damage to components. Refer to the server
documentation for further requirements.
Be sure no POST error messages are displayed while
booting the server that indicate temperature violation or fan
failure information. Refer to the server documentation for the
temperature requirements for the server.