A Tour of Your Computer 23Bottom ViewB A T T E R Y C H A R G E G A U G E — Provides information on the battery charge. For more information, see"Checking the Battery Charge" on page 32.B A T T E R Y -B A Y L A T C H R E L E A S E — Releases the battery from the battery bay. For more information, see"Removing a Battery" on page 33.B A T T E R Y — When a battery is installed, you can use the computer without connecting the computer toan electrical outlet. For more information, see "Using a Battery" on page 31.C O V E R F O R O P T I O N A L I N T E R N A L C A R D W I T H BL U E T O O T H ® W I R E L E S S T E C H N O L O G Y — For moreinformation, see the documentation that came with your card. To quickly enable or disable all wirelessdevices, press .H A R D D R I V E — Stores software and data. For more information, see "Hard Drive" on page 85.A I R V E N T — The computer uses fans to create airflow through the vents, which prevents the computerfrom overheating.CAUTION: Do not block, push objects into, or allow dust to accumulate in the air vents. Do not storeyour computer in a low-airflow environment, such as a closed briefcase, while it is running. Restrictingthe airflow can damage the computer or cause a fire.memory module coverhard driveair vent(CPU fan)batterybattery charge gaugebattery-bay latch releaseoptical-drive locking screwair vent(VGA fan)Mini PCI card/modem coversubwoofercover forinternal cardwithBluetooth®wirelesstechnology