HP Pavilion g4-1311nr Notebook PC - Manual (Page 24)

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Component Description
(1) Battery bay Contains the battery.
(2) Battery release latch Releases the battery from the battery bay.
(3) Vents (5) Enable airflow to cool internal components.
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.
(4) Hard drive bay, and wireless and
memory module compartments Holds the hard drive, and also contains the
wireless LAN (WLAN) module slot and the memory
module slots.
CAUTION: To prevent an unresponsive system,
replace the wireless module only with a wireless
module authorized for use in the computer by the
governmental agency that regulates wireless
devices in your country or region. If you replace the
module and then receive a warning message,
remove the module to restore computer
functionality, and then contact technical support.
14 Chapter 2 Getting to know your computer