Bottom
Component
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16
Chapter 2 Getting to know your computer
Memory module compartment
Vents (3)
SIM slot (select models only)
Accessory battery connector
Battery cover release latch
Battery bay
Description
Contains the memory module slot.
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.
Contains a wireless subscriber identity module (SIM). The
SIM slot is located inside the battery bay.
Connects an optional accessory battery.
Releases the battery cover.
Holds the battery and the hard drive.
NOTE:
The battery is preinstalled in the battery bay at the
factory.
ENWW