Table of Contents
Advertisement
Glossary
Horizontal Scan
Reversal Jumper
Horizontal Size Coils
Hot Spot
Hue
Ignitor
Image Light Amplifier
®
ILA
Image Mirror
Interlacing
I/R Windows
Lamphouse Dock
Laser Power Supply
Lumen
B-2
a total of 525 scanning lines in NTSC
transmission.
Reverses the image projection for front or rear
projection. Located on the Horizontal Deflection
Board.
Adjusting coils on the Scan Reversal Board. Used
to adjust the horizontal size (width).
The Arc Lamp's brightest area on the screen.
Used to align and focus the Arc Lamp.
Also referred to as tint. A specific color such a
blue, pink or aqua. Hue or tint control on a
display device adjusts red/green balance.
Provides a momentary high voltage to excite the
gases in the Xenon Arc Lamp to ignite.
A device that uses low-intensity images to phase
modulate a high-intensity light through a liquid
crystal layer. It is a key component in
producing very bright, high resolution images
from Hughes-JVC large-screen projectors.
Directs the blue and red images toward the
Combining Prism.
The technique that refreshes a display screen by
alternately displaying all the odd lines (field one)
and then all the even lines (field two) of one
frame.
The Model 220 Projector has two I/R windows,
one in front, one in back. These windows receive
projector control signals from the I/R remotes.
The housing that contains the Ignitor, the Laser
Power Supply, and the Arc Lamp assembly.
Provides boost voltage through a spark gap to the
Ignitor.
A unit of measure of the flow, or rate of emission,
of light. An ordinary wax candle generates 13
lumens while a 100 watt bulb generates 1,200
lumens.
Model 220 Service Manual
Advertisement
Table of Contents
