C O N S U M E R IR S E N S O R Receives the signal from the Dell travel remote controller for basic multimedia navigation control.

R I G H T S P E A K E R control buttons

To adjust the volume of the integrated speaker, press the volume or the mute button.

W I R E L E S S M I N I - C A R D C O V E R Covers wireless Mini-Cards (WLAN, WWAN, or WPAN), or a Flash Cache Module (FCM) (see "Wireless Mini-Cards" on page 179 and "Flash Cache Module" on page 187).

B A T T E R Y When a battery is installed, you can use the computer without connecting the computer to an electrical outlet (see "Using a Battery" on page 59).

B A T T E R Y C H A R G E / H E A L T H G A U G E Provides information on the battery charge (see "Checking the Battery Charge" on page 60).

B A T T E R Y R E L E A S E L A T C H E S Releases the battery (see "Replacing the Battery" on page 65 for instructions).

F A N The computer uses a 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.

H A R D D R I V E Stores software and data.

About Your Computer

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Dell PP22L owner manual G H T S P E a K E R control buttons