Except the heat-sink fan and the thermal grease, what can cause the processor to overheat? (Choose two)

A.
Nonconductive lining between the processor and the heat-sink.

B.
The direct the airflow.

C.
The retainer arms of the heat-sink are loose.

D.
None of the above.

Explanation:
Orient the heat-sink fan so as to direct the airflow toward the rear blower in the chassis. With the fan properly mounted, lock the retainer arms of the heat-sink retention bracket into place. Check carefully to ensure that the retainer arms are securely locked in place! If they release, the processor will overheat.
Incorrect Answers:
A: The nonconductive lining is between the bottom plate and the motherboard.
References:
Charles J. Brooks, Server+ Certification Exam Cram 2 (Exam SK0-002), QUE Publishing, Indianapolis, 2006, pp. 251-273.