Bottom
Component
Description
(1)
Service door
Provides access to the hard drive bay, the WLAN module
slot, the WWAN 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.
(2)
Service door release screws
Releases the service door.
(3)
Vents
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)
Spill drain
Allows spilled liquids, such as sodas or coffee, to drain out
of the computer.
Bottom
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