Product Description
Maintenance and Service Guide 1–21
4 Memory module 
compartment 
 
Mini PCI compartment
Contains 2 memory slots that support 
replaceable memory modules. The 
number of preinstalled memory 
modules varies by notebook model.
Holds an optional wireless LAN device.
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To prevent an unresponsive 
system and the display of a 
warning message, install only a 
Mini PCI device authorized for 
use in your notebook by the 
governmental agency that 
regulates wireless devices in your 
country. If you install a device 
and then receive a warning 
message, remove the device to 
restore notebook functionality. 
Then contact Customer Care.
5 Hard drive bay Holds the primary hard drive.
6 Primary battery release 
latch
Releases the primary battery pack from 
the battery bay.
7 Travel battery connector Connects an optional travel battery.
8 Fan Provides airflow to cool internal 
components.
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To prevent overheating, do not 
obstruct fans. Do not allow a hard 
surface, such as a printer, or a 
soft surface, such as pillows, 
thick rugs, or clothing, to block 
airflow.
Table 1-8
Bottom Components 
(Continued)
Item Component Function