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Component Description
(1) Service doors (2) Provide access to the hard drive bay, the WLAN module slot, the WWAN module
slot, the SIM card 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.
▲ Type support in the taskbar search box, and then select the HP Support
Assistant app.
– or –
Click the question mark icon in the taskbar.
(2) SIM card slot (select
products only)
Supports a wireless subscriber identity module (SIM) card. The SIM card slot is
located under the service door.
(3) Vents Enable airow to cool internal components.
NOTE: The computer fan starts up automatically to cool internal components
and prevent overheating. It is normal for the internal fan to cycle on and o
during routine operation.
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