Dell Inspiron 1520 Owner's Manual page 28

CAUTION:
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.
A I R V E N T S — The computer uses an internal fan to create airflow through the vents,
which prevents the computer from overheating. The computer turns the fan on when
the computer gets hot. Fan noise is normal and does not indicate a problem with the
fan or the computer.
A U D I O C O N N E C T O R S
Attach headphones to the
Attach a microphone to the
X P R E S S A R D S L O T
E C
plastic blank installed in the slot. For more information, see "Using ExpressCards" on
page 87.
28
About Your Computer
Do not block, push objects into, or allow dust to accumulate in the air
— Supports one ExpressCard. The computer ships with a
connector.
connector.