Finding Your Way Around

29

Making sure you have everything

Back with rear panel closed

Cooling ventUSB ports

DC IN socket

PS/2 port

 

_

+

DC IN socket—Lets you plug in the AC adapter.

 

 

 

Cooling vent—Provides ventilation to keep the computer’s processor from overheating. The vent lets the processor continue performing at its maximum speed.

CAUTION: To prevent possible overheating of the computer’s processor, make sure you don’t block the cooling vent.

USB ports—The USB (Universal Serial Bus) ports provide a connection for USB peripherals. USB is a single-cabling and connection standard that supports a data transfer rate of up to 12 million bits per second (Mbps) for peripherals such as keyboards, pointing devices, a diskette drive and a video camera. USB allows “hot swapping” of peripherals, which means that components may be plugged and unplugged while the computer is on.

DEFINITION: USB is a peripheral expansion standard that supports a data-transfer rate of up to 12 Mbps for peripherals such as keyboards, pointing devices, and monitors. USB peripherals have a single standard for cabling and connectors.