Bottom Components - HP Pavilion dm4 Maintenance And Service Manual

Bottom components

Component
(1) Battery bay
(2) Battery release latch
(3) Vents (6)
(4) Hard drive bay
(5) Memory/Wireless module compartment
14 Chapter 2 External component identification
Description
Holds the battery.
Releases the battery from the battery bay.
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.
Holds the hard drive.
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.