HP EliteBook 8470p Notebook PC - Manual (Page 27)

Component Description
(8) Bluetooth compartment Supports a Bluetooth device.
(9) 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. From the Start screen, type h, and
then select Help and Support.
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