HP G72-257CL Compaq Presario CQ72 Notebook PC and HP G72 Notebook PC - Mainten - Page 21

Bottom components

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Bottom components External component identification Item Component 1 Battery bay 2 Vents (4) 3 Battery release latch 4 Hard drive bay 5 Memory module compartment Function Holds the battery. Enable airflow to cool internal components. ✎ 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. Releases the battery from the battery bay. Holds the hard drive. Holds two memory modules and the wireless local area network (WLAN) module. Ä 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. Maintenance and Service Guide 2-7

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External component identification
Maintenance and Service Guide
2–7
Bottom components
Item
Component
Function
1
Battery bay
Holds the battery.
2
Vents (4)
Enable airflow to cool internal components.
✎
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.
3
Battery release latch
Releases the battery from the battery bay.
4
Hard drive bay
Holds the hard drive.
5
Memory module compartment
Holds two memory modules and the wireless local area network
(WLAN) module.
Ä
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.