HP ProBook 6565b Getting Started Manual page 24

Component
(9)
(10)
16 Chapter 2 Getting to know your computer
Wireless and memory module
compartments and hard drive bay
Accessory battery connector
Description
Holds the wireless LAN module slot, the WWAN module
slot, the memory module slots, and the hard drive.
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.
Connects an optional accessory battery.