Bottom

Component

 

Description

 

 

 

(1)

Wireless and memory module

Contains the wireless and memory modules.

 

compartment

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.

 

 

 

(2)

Travel battery connector

Connects an optional travel battery.

 

 

 

(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 internal fan to cycle on and off during

 

 

routine operation.

 

 

 

(4)

Speakers (2)

Produce sound.

 

 

 

(5)

Hard drive bay

Contains the hard drive.

 

 

 

(6)

Battery release latch

Releases the battery from the battery bay.

 

 

 

(7)

Battery bay and SIM slot

Contains the battery. Supports a wireless subscriber

 

 

identity module (SIM). The SIM slot is located inside

 

 

the battery bay on the right side.

 

 

 

12 Chapter 2 Getting to know your computer