User guide
104
6.7 Meaning of Terms
This table contains the meaning of words as used in this manual.
Te r m Meaning
aspect ratio The ratio of the width to the height of a
picture, often expressed as 4-by-3,
4:3, 4×3, or 1.33:1 (the aspect ratio
of standard television pictures). 16-
by-9 (1.77:1) is the aspect ratio for
high-definition TV.
ballast The electronics part (module) that
powers the lamp, providing high volt-
age to start the lamp and a lower volt-
age for operation.
Bay Cat The name for a Clarity direct-view LCD
display, similar to a Clarity Bobcat,
but with a larger screen (46”) and
higher resolution (1920x1080). Model
number SN-4610-1080
Bobcat The name for any Clarity model begin-
ning SN-4025 or SN-4035. A 40"
direct view LCD display of 1280 ×
768 pixels.
composite
sync
Sync signals that combine the hori-
zontal and vertical syncs onto one
signal line, separate from the video.
RGBS uses this type.
composite
video
A video distribution system in which all
the video information, is sent on one
wire. Sometimes called C-Video.
cube One display without regard to others
that may be in a wall with it.
See also unit; display.
C-Video Composite video; a video distribution
system in which all the video informa-
tion, is sent on one wire.
DA Distribution amplifier; a device that
takes in one input and gives out
many of the same type. DAs are avail-
able for video, computer and digital
signals.
display One display unit without regard to oth-
ers that may be in a wall with it.
DVI Digital Video Interface, a standard for
distributing computer pictures in digi-
tal form.
electronics
module
The electronic part that controls
almost everything about the display.
It converts incoming pictures to a
form the LCD can use to display pic-
tures and provides control through
the remote control and RS232 con-
nections to other functions, such as
turning lamps on and monitoring
fans.
Fast key One of the buttons on the remote con-
trol that takes you directly to a menu
or chain of menus.
H & V sync Horizontal and vertical sync on two
separate lines. The VGA family uses
this type.
key a push button on the remote control
LED Light Emitting Diode: a small, low
power lamp used as an indicator,
often red or green, but can be other
colors.
Lion The name for any Clarity model begin-
ning WN-6720.
Margay Model WN-5040-720, a DLP™ optical
engine with one lamp and a resolu-
tion of 1280 × 720
Te r m Meaning