HP dm4-1162us, dm4-1160us manual Bottom components, Wireless antennas

Bottom components

Component		Description
(1)	Battery bay	Holds the battery.
(2)	Battery release latch	Releases the battery from the battery bay.
(3)	Vents (6)	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	Holds the hard drive.
(5)	Memory/wireless module compartment	Holds a wireless LAN module, a wireless WAN module, and
		memory modules.

NOTE: 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 through Help and Support.

Wireless antennas

On select computer models, at least two antennas send and receive signals from one or more wireless devices. These antennas are not visible from the outside of the computer.

8 Chapter 1 Features