HP (Hewlett-Packard) DM3 Laptop User Manual


 
Bottom components
Item Component Function
(1)
Subscriber identity module (SIM) slot (select models
only)
Located inside the battery bay.
(2)
Battery bay Holds the battery and contains the SIM slot.
NOTE: The battery is preinstalled in the battery bay
at the factory.
(3)
Battery release latch Releases the battery from the battery bay.
(4)
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.
12 Chapter 2 External component identification