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Component

 

Description

 

 

 

(1)

Battery and access cover release latches

Release the battery from the battery bay, and the access

 

 

cover from the computer.

 

 

 

(2)

Battery bay

Holds the battery.

 

 

 

(3)

SIM slot

Contains a wireless subscriber identity module (SIM)

 

 

model 4530s only). The SIM slot is located inside the

 

 

battery bay.

 

 

 

(4)

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 internal fan to cycle on and off during routine

 

 

operation.

 

 

 

(5)

Hard drive bay

Contains the hard drive, the wireless LAN module slot, and

 

 

the memory module slot.

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.

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