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Item Component Function
(1) Battery bay Holds the battery.
(2) Battery release latch Releases the battery from the battery bay.
(3) Optical drive Reads an optical disc.
(4) Memory module compartment Contains the memory module slots, the WLAN module slot,
and the RTC battery.
NOTE: To prevent an unresponsive system and
the display of a warning message, replace with
only a WLAN device authorized for use in the
computer by the governmental agency that
regulates wireless devices in your country or
region. If you replace the device and then receive
a warning message, remove the device to restore
computer functionality. Then contact Customer
Care through Help and Support.
(5) Vents (5) Enable airflow to cool internal components.
CAUTION: To prevent overheating, do not
obstruct vents. Use the computer only on a hard, flat
surface. Do not allow another hard surface, such as
an adjoining optional printer, or a soft surface,
such as pillows or thick rugs or clothing, to block
airflow.
NOTE: The computer fan starts up automatically
to cool internal components and prevent
overheating. It is normal for the internal fan to cycle
on and off during routine operation.
(6) Hard drive bay Holds the hard drive.
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