Dell Inspiron 8500 Owner's Manual page 32

NOTE: The computer
turns on the fan when the
computer gets hot. Fan
noise is normal and does
not indicate a problem
with the fan or the
computer.
32 A To u r of Yo u r C om p u t e r
CAUTION: Do not block, push objects into, or allow dust to
accumulate in the air vents. Do not store your computer in a
low-airflow environment, such as a closed briefcase, while it is
running. Restricting the airflow can damage the computer or
cause a fire.