HP mt20 User Guide - Page 32

card. The SIM card slot or locking hinged connector is

Page 32 highlights

Component (1) (2) (3) Description Service door (1 or 2 depending on model) Provides 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. SIM card slot or locking hinged connector (select Supports a wireless subscriber identity module (SIM) products only) card. The SIM card slot or locking hinged connector is located under the service door. Vents (2) Enable airflow to cool internal components. NOTE: The computer fan starts up automatically to cool internal components and prevent overheating. It is normal for the fan to cycle on and off during routine operation. 22 Chapter 2 Components

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Component
Description
(1)
Service door (1 or 2 depending on model)
Provides 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.
(2)
SIM card slot or locking hinged connector (select
products only)
Supports a wireless subscriber identity module (SIM)
card. The SIM card slot or locking hinged connector is
located under the service door.
(3)
Vents (2)
Enable airflow to cool internal components.
NOTE:
The computer fan starts up automatically to cool
internal components and prevent overheating. It is
normal for the fan to cycle on and off during routine
operation.
22
Chapter 2
Components