Removing and replacing a fan CAUTION: To prevent improper cooling and thermal damage, do not operate the server unless all bays are populated with either a component or a blank. Procedure If installed, remove the front bezel. Power down the server. Remove all power: Disconnect each power cord from the power source. Disconnect each power cord from the server. Do one of the following: Extend the server from the rack. Remove the server from the rack. Remove the access panel. Remove the air baffle. Remove the fan module. To replace the component, reverse the removal procedure.