2–10
Maintenance and Service Guide
External component identification
Bottom components
Item
Component
Description
1
Battery bay
Holds the battery.
2
Battery Release latch
Releases the battery from the battery bay.
3
Mini Card compartment
Contains the RTC battery.
4
Memory Module compartment
Contains the two memory module slots.
5
SmartBay Release latch
Releases the SmartBay module.
6
Vents (3)
Enables airflow to cool internal components.
✎
The computer fan starts automatically to cool internal components and
prevent overheating. It is normal for the internal fan to cycle on and off
during routine operation.
7
Hard Drive bay
Holds the hard drive and the wireless LAN (WLAN) device.
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.