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OPERATION
Components / Features!
ZOOM- Adjusted manually, the lens barrel of a zoom lens rotates to adjust the size of the image
without moving the projector. Minimum and maximum image sizes depend on which zoom lens
is installed.
FOCUS- Adjusted manually. Focus adjusts the sharpness of the image at the current throw dis-
tance.
LENS OFFSET - Adjusted manually, vertical and horizontal offsets shift the lens and move
the image up or down and left or right. Installation and Setup for the offset ranges for any
given lens.1.
SHUTTER - Closing the shutter blocks the lens internally and turns the image to off. The shut-
ter is controlled with the keypad. (OPTIONAL)
LAMP SIDE PANEL - For accessing the interior lamp door and replacing the lamp module.
NOTE: Lamp replacement requires a qualified service technician.
FILTER INSIDE PANEL - Louvered grille for air intake. Remove to replace air filter.
COMPOSITE/S-VIDEO INPUT - Accepts a composite video and S-Video signal from
devices such as VCRs.
RGB INPUT - Accepts RGB and sync signals from devices such as the VHD Controller or a
computer, as well as YPbPr component signals from a DTV decoder.
RS-232 SERIAL INTERFACE (WITH LOOP THROUGH) - Allows one or more projectors
to be remotely controlled by a computer or controller.
RS-422 SERIAL INTERFACE (WITH LOOP THROUGH) - Allows one or more projectors
to be remotely controlled by an RS-422 compatible computer or controller. RS-422 communica-
tions can travel greater distances than can RS-232 communications, but require RS-422 compat-
ible equipment.
3-2
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