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Component

Description

 

 

 

(1)

Hard drive bay

Holds the hard drive and the wireless LAN (WLAN) module.

 

 

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.

 

 

 

(2)

SmartBay release latch

Releases the SmartBay module.

 

 

 

(3)

Memory module compartment

Contains the 2 memory module slots.

 

 

 

(4)

Mini Card compartment

Holds the RTC battery and, on select models, holds a

 

 

wireless WAN (WWAN) module or a TV tuner card.

 

 

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.

 

 

 

(5)

Battery release latch

Releases the battery from the battery bay.

 

 

 

(6)

SIM slot (select models only)

Contains a subscriber identity module (SIM). The SIM slot is

 

 

located inside the battery bay.

 

 

 

(7)

Battery bay

Holds the battery.

 

 

 

(8)

Vents (3)

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 internal

 

 

fan to cycle on and off during routine operation.

 

 

 

Components 13

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HP dv4-2160us manual Bottom components