41Removing the Processor Air Dam (ifrequired)If you are using a server board that includes sockets for two processorsand you install only a single processor or remove the second processor,you must install the processor air dam in the location for processor 2. Ifyou install two processors, do not install the processor air dam.For instructions on adding or replacing a processor, first remove theprocessor air duct and the processor air dam, and then see your serverboard User Guide for instructions on processor installations andremovals. Return to these instructions to reinstall the processor air damand processor air duct.Removing the Processor Air DamThe air dam is installed only on a server board that supports twoprocessors but only one processor is to be installed. Remove the airdam only if you will be installing a second processor.1 To remove the air dam, disengage the tabs on the air dam to pullit from under the sides of the retention mechanism as shown.2 Save the air dam to replace it over the CPU2 socket in case thesecond processor is removed.