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Appendix: Glossary
Appendix. Glossary
The following terms are commonly used in this guide or in video and KVM
technology:
AES/EBU — Digital audio standard officially known as AES3, used for carrying
digital audio signals between devices.
CATx — Any CAT5e (CAT6, CAT7) cable.
CGA — The Color Graphics Adapter (CGA) is an old analog graphics standard
with up to 16 displayable colors and a maximum resolution of 640 x 400 pixels.
Component Video — The Component Video (YPbPr) is a high-quality video
standard that consists of three independently and separately transmittable video
signals, the luminance signal, and two color difference signals.
Composite Video — The Composite Video is also called FBAS and it is part of
the PAL TV standard.
CON Unit — Component of a ServSwitch DKM FX or media extender that
connects to the console (monitor[s], keyboard and mouse; optionally also with
USB 2.0 devices).
CPU Unit — Component of a ServSwitch DKM FX or media extender that
connects to a source (computer, CPU).
DDC — The Display Data Channel (DDC) is a serial communication interface
between a monitor and a source (computer, CPU). It enables data exchange via
monitor cable and automatic installation and configuration of a monitor driver
by the operating system.
Dual Access — A system that operates a source (computer, CPU) from two
consoles.
Dual-Head — A system with two video connections.
Dual Link — A DVI-D interface for resolutions up to 2560 x 2048 by signal
transmission of up to 330 MPixel/s (24-bit).
DVI — Digital video standard, introduced by the Digital Display Working Group
(http://www.ddwg.org). See also Single Link and Dual Link. The signals have
TMDS level.
DVI-I — A combined signal (digital and analog) that allows running a VGA
monitor at a DVI-I port—in contrast to DVI-D (see DVI).