User Guide - Windows 7

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NOTE: Your computer may look slightly different from the illustration in this section.
Component Description
(1) Accessory battery connector Connects an optional accessory battery.
(2) Service door Provides access to the hard drive bay, the wireless
LAN (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. To access HP Support Assistant on the Start
screen, select the HP Support Assistant app.
(3)
Service door release latch Releases the service door on the computer.
(4)
Service door release lock Locks service door.
12 Chapter 2 Getting to know your computer