HP 250 G2 Notebook PC - Manual (Page 26)

Component Description
(5) Speaker openings (2) Produce sound.
(6) Service door Provides access to the wireless LAN (WLAN) module
slot, the memory module slot, and the optical drive
(select models only).
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 through Help and Support.
Steps for removing the service door are included in
Adding or replacing memory modules on page 49 .
16 Chapter 2 Getting to know your computer