34 About Your Computer
LEFT SPEAKER —To adjust the volume of the integrated speaker, press the volume
control buttons or the mute button.
CONSUMER IR — A port on the front of the computer that allows certain software
applications to be controlled by the Dell Travel Remote.
MEMORY MODULE/COIN-CELL BATTERY COMPARTMENT —Compartment that
contains the DIMM B memory module and the coin-cell battery. For additional
information, see "Adding and Replacing Parts" on page137.
RIGHT SPEAKER —To adjust the volume of the integrated speaker, press the volume
control buttons or the mute button.
WIRELESS MINI CARD COMPARTMENT —Compartment for WLAN, WWAN, or
WPAN Mini Cards (see "Wireless Mini Cards" on page154).
BATTERY —When a battery is installed, you can use the computer without
connecting the computer to an electrical outlet (see "Using a Battery" on page47).
BATTERY CHARGE/HEALTH GAUGE —Provides information on the battery charge (see
"Checking the Battery Charge" on page48).
BATTERY RELEASE LATCHES —Releases the battery (see "Replacing the Battery" on
page52
for instructions).
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.
AIR VENTS —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.
HARD DRIVE —Stores software and data.