Optical Lens Focusing - Barco R9040014 Installation Manual

Installation Adjustment Mode

Optical Lens Focusing

The optical focusing procedure is performed separately for each lens. The appropriate CRT will be switched on as the user
proceeds through the optical focusing adjustment sequence.
Following screen will be projected for each lens :
OPTICAL LENS FOCUSING
1.LOOSEN THE NUT ON THE
REAR OF THE GREEN LENS,
ROTATE THE LENS BARREL TO
FOCUS THE CENTER OF THE
IMAGE
THEN TIGHTEN THE NUT
2.LOOSEN THE NUT ON THE
FRONT OF THE GREEN LENS,
ROTATE THE FRONT SECTION OF
THE LENS TO FOCUS THE
CORNERS OF THE IMAGE
THEN TIGHTEN THE NUT
<ENTER> TO CONTINUE
<EXIT> TO RETURN
Each lens has two focus adjustment points, one at the rear of the lens and one at the front.
Image 1
To focus the center of the projected image:
1 loosen the wing nut at the rear end of the lens (AB,AG,AR on Image 1)
2 rotate the lens barrel until the center of the image is clearly focused.
To focus the corners of the projected image:
1 loosen the wing nut at the front end of the lens (BB,BG,BR on Image 1)
2 rotate the lens barrel until the corners of the image are clearly focused.
Repetition of these adjustments may be necessary to optimize optical focusing.
Press ENTER to continue. After finishing focusing of the three lenses, press ENTER to enter the Raster centering.
Press EXIT to return to operational mode.
Press ADJUST to return to operational mode.
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Image 2
5976257 BARCOREALITY 909 16032001