35
Finding Your Way Around
Making sure you have everything
Back with rear panel closed
DC IN —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
12million 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.
USB ports
DC IN PS/2 port
Cooling vent
_+