HP Pavilion TouchSmart 14-n014nr Notebook PC - Manual (Page 24)

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Component Description
(1) Battery lock Unlocks the battery.
(2) Battery bay Holds the battery.
(3) Battery release latch Releases the battery from the battery bay.
(4) Vents (8) 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.
(5) Service door Provides access to 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
support through Help and Support. From the Start screen, type
h, and then select Help and Support.
14 Chapter 2 Getting to know your computer