Dell PP22L manual D I O C O N N E C T O R S

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.

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 connector.

Attach a microphone to the connector.

E X P R E S S C A R D S L O T — Supports one ExpressCard. The computer ships with a plastic blank installed in the slot. For more information, see "Using ExpressCards" on page 87.

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