External component identification 2–8
Left-side components
Rear component
Item Component Function
1
Security cable slot Attaches an optional security cable to the computer.
✎
The security cable is designed to act as a deterrent, but it may not
prevent the computer from being mishandled or stolen.
2
External monitor port Connects an external VGA monitor or projector.
3
Expansion port 3 Connects the computer to an optional docking device or optional expansion
product.
✎
The computer has only one expansion port. The term expansion port
3 describes the type of expansion port.
4
RJ-45 (network) jack Connects a network cable.
5
HDMI port Connects an optional video or audio device, such as a high-definition
television, or any compatible digital or audio component.
6
eSATA/USB port Connects an optional high-performance eSATA component, such as an
eSATA external hard drive, or connects an optional USB device.
7
USB port Connects an optional USB device.
8
1394 port Connects an optional IEEE 1394 or 1394a device, such as a camcorder.
9
ExpressCard slot Supports optional ExpressCards.
Component Function
Vent Enables airflow to cool internal components.
✎
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.
