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24 About Your Computer
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BATTERY CHARGE GAUGE — Provides information on the battery charge status. See "Checking the Battery Charge"
on page 40.
OPTICAL-DRIVE LOCKING SCREW — Secures the optical drive in the optical drive bay. For more information, see
"Optical Drive" on page 111.
BATTERY-BAY LATCH RELEASE — Releases the battery from the battery bay. See "Replacing the Battery" on page 43.
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.
HARD DRIVE — Stores software and data. For more information, see "Hard Drive" on page 112 and "Hard drive
problems" on page 84.
MODEM/MEMORY MODULE COVER — Covers the compartment that contains the modem and the memory modules.
For more information, see "Modem" on page 117 and "Memory" on page 114.
FAN — The computer uses a fan to create airflow through the vents, which prevents the computer from
overheating.
1 battery charge gauge 4 battery 7 fan
2 optical-drive locking screw 5 hard drive
3 battery-bay latch release 6 modem/memory module
cover
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