Bottom
Component Description
(1) Service door Provides access to the hard drive bay, the WLAN
module slot, the WWAN module slot, and the memory
module slots.
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 support.
(2)
Battery release latch open position Releases the battery.
(3)
Battery release latch locked position Holds the battery.
(4)
Docking connector Connects an optional docking device.
(5)
Service door release latch locked
position
Holds the service door.
12 Chapter 2 External component identification