Component
(3)
Battery release latch
(4)
Memory module compartment
(5)
Hard drive bay
Wireless antennas
At least 2 antennas send and receive signals from one or more wireless devices. These antennas are
not visible from the outside of the computer.
NOTE:
For optimal transmission, keep the areas immediately around the antennas free from
obstructions.
To see wireless regulatory notices, refer to the section of the Regulatory, Safety and Environmental
Notices that applies to your country or region. These notices are located in Help and Support.
14
Chapter 2 External component identification
Description
Releases the battery from the battery bay.
Contains 2 memory module slots.
Holds the hard drive and, on select models, the wireless LAN
(WLAN) module.
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 technical support through
Help and Support.