User guide
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4.5 Glossary of Terms
Terms used in this manual, and general terms.
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.
Backlight The fluorescent lamp or lamps behind
a direct-view LCD panel that make its
pictures visible.
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.
Clarity Display Aspect Ratio
Lion X, UX, XP, UXP,
XL, UXL
Panther UX, UXP
Puma X, XP, UXP
Tigress S, X
Wildcat S, SE
1.33
Lion SX, SXP 1.25
Bobcat 1, 2 1.66
Bay Cat, Margay 1.77
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
LCD Liquid Crystal Display: the imaging
device used in the Lion, Wildcat, and
Panther displays. It works something
like a digital watch, but in three colors
and with greater detail.
LED Light Emitting Diode: a small, low
power lamp used as an indicator,
often red or green, but can be other
colors.
Te r m Meaning