Raster centering, Installation adjustment mode – Barco R9002031 User Manual
Page 32

Installation adjustment mode
8-5
5975607 BARCODATA 808s 120397
Raster Centering
The raster must be centered on the CRT faceplate of each tube,
therefore, it is necessary to look into the lenses.
Caution : To avoid eye discomfort while performing these adjust-
ments, reduce the contrast and gradually increase the brightness
level until the raster becomes visible behind the image.
Warning : In order to ensure maximum CRT
longevity and to avoid CRT damage, do not shift
the raster outside the phosphor area of the CRT.
Press the
Look into the green lens and shift the raster with the control stick until
it is centered in the middle of the CRT faceplate.
Press the
faceplate.
Shift the Red raster with the control stick until the raster is centered
on the CRT faceplate.
Press the
faceplate.
Shift the Blue raster with the joy stick until the raster is centered on the
CRT faceplate.
Press the
adjustment.
Press the
Press the
S6TU@SÃ8@IU@SDIBÃ
CONTRAST LEVEL IS REDUCED
AND BRIGHTNESS INCREASED
TO MAKE THE RASTER
VISIBLE ON THE FACE PLATE
OF EACH CRT.
USE THE ARROW KEYS
TO CENTER THE RASTER
ON THE GREEN, RED AND
BLUE CRT RESPECTIVELY
Correct raster position
Wrong raster position
Forbidden area
Projected raster
CRT faceplate border
Phosphor area