Barco R9002327, R9002328 INSTALLATION ADJUSTMENTS CRT projection angle adjustment, 7-14

Models: R9002327 R9002328

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INSTALLATION ADJUSTMENTS

INSTALLATION ADJUSTMENTS

CRT projection angle adjustment

The projection angle of the red and blue CRT's is dependent on the desired size of the projected image. If the centers of green, blue and red do not coincide, the CRT projection angle must be adjusted. Never try to correct this misalignment with the shift correction or the static convergence controls. These controls may only be applied to correct small errors which cannot be corrected by the CRT angle adjustment.

Ensure that the rasters are centered on the CRT face.

Press ENTER to start the CRT angle adjustment procedure. A crosshairs (green and red) will be displayed on the screen.

ENTER continues with the second part

CRT PROJECTION ANGLE

ADJUSTMENT

CRT PROJECTION ANGLE IS THE FIRST STEP OF STATIC CONVERGENCE ADJUSTMENT.

IT IS CRITICAL THAT THE RASTERS ARE CENTERED ON THE CRT FACE PLATES PRIOR TO PERFORMING

THIS STEP.

...

<ENTER> to read more

INSTALLATION ADJUSTMENTS

<EXIT> to return

of the CRT projection angle adjustment. EXIT returns to Raster shift adjustment. ENTER continues to the crosshairs align- ment.

CRT PROJECTION ANGLE

ADJUSTMENT

DURING THIS PROCEDURE,

RED ON GREEN AND THEN

BLUE ON GREEN CROSSHAIRS

WILL BE DISPLAYED

TO ALLOW THE RED AND

BLUE CRTS TO BE ALIGNED

WITH THE GREEN CRT.

LOOSEN BOLTS A AND B

TO PIVOT THE RED CRT,

AND BOLDS C AND D

TO PIVOT THE BLUE CRT.

<ENTER> to continue <EXIT> to return

EXIT returns to raster shift adjustment ADJUST returns to operational mode.

Loosen the four hexagon screws A, A', B and B', upper and lower fixation latch.

7-14

 

5975069ABARCOVISION708200498

 

Page 47
Image 47
Barco R9002327, R9002328 INSTALLATION ADJUSTMENTS CRT projection angle adjustment, Crt Projection Angle Adjustment, 7-14