Compaq Presario CQ20-400 Notebook Tour - Windows Vista - Page 16

Bottom components

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Bottom components Component (1) Battery bay (2) Battery release latch (3) Wireless module compartment (4) Vents (2) (5) Hard bay drive Description Holds the battery. Releases the battery from the battery bay. Holds a WLAN module (select models only). 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. 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 the hard drive and the memory module slot. 10 Chapter 2 Components

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Bottom components
Component
Description
(1)
Battery bay
Holds the battery.
(2)
Battery release latch
Releases the battery from the battery bay.
(3)
Wireless module compartment
Holds a WLAN module (select models only).
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.
(4)
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.
(5)
Hard bay drive
Contains the hard drive and the memory module slot.
10
Chapter 2
Components