Removal and replacement procedures 50
4.
Remove the non-functioning fan.
CAUTION: Do not operate the server for long periods with the access panel open or removed. Operating
the server in this manner results in improper airflow and improper cooling that can lead to thermal damage.
IMPORTANT: For optimum cooling, install fans in all primary fan locations. For more information, refer to
the fan locations table ("Identifying hot-plug fans" on page 90).
To replace the component, reverse the removal procedure.
PCI Hot Plug expansion board
NOTE: Hot-plug functionality is supported only under Microsoft® Windows® 2000 and Windows® 2003. Hot-
plug drivers are not required.
To remove the component:
CAUTION: If the operating system installed on the server does not support PCI Hot Plug functionality,
power down the server before removing expansion boards.
1. Extend or remove the server from the rack ("Extend the server from the rack" on page 19, "Remove
the server from the rack" on page 20).
2. Remove the access panel ("Access panel" on page 22).