Bottom
Component
Description
(1)
Service door
Provides access to the WLAN 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)
Vents (2)
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 Components
