Glossary
An energy conservation program launched by the US Environmental Protection Agency (EPA),
promotes the manufacture and marketing of energy-efficient office automation equipment.
Companies joining this program, must be willing to commit themselves to manufacture one or more
products capable of going into a low -power state (< 30 W) either after a period of inactivity, or after
a predetermined time selected by the user.
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L
LCD Liquid Crystal Display
An alphanumeric display, using the unique properties of liquid crystal, to form characters. The latest
flat-panel displays, contains a matrix of hundreds or thousands of individual LCD cells that generate
text and colorful graphics on a screen. They consume little power, though they do require external
lighting to make them legible to the user.
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U
USB or Universal Serial Bus
A smart plug for PC peripherals.
USB automatically determines resources (like driver software and
bus bandwidth) required by peripherals. USB makes necessary resources available without user
intervention.
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USB eliminates "case anxiety" -- the fear of removing the computer case to install add-on
peripherals. USB also eliminates adjustment of complicated IRQ settings when installing
new peripherals.
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USB does away with "port gridlock." Without USB, PCs are normally limited to one printer,
two Com port devices (usually a mouse and modem), one Enhanced Parallel Port add-on
(scanner or video camera, for example) and a joystick. More and more peripherals for
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