24 About Your Computer
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 fans to create airflow through the vents, which prevents the computer from
overheating.
COMMUNICATIONS CARD COVER — Covers the WLAN card slot and the Mobile Broadband card slot. For more
information, see "Using Networks" on page 75.
BATTERY-BAY LATCH RELEASE — Releases the battery from the battery bay. See "Replacing the Battery" on page 43.
BATTERY CHARGE GAUGE — Provides information on the battery charge status. See "Checking the Battery Charge"
on page 40.
BATTERY — When a battery is installed, you can use the computer without connecting the computer to an
electrical outlet. For more information, see "Using a Battery" on page 39.