Random Access Adjustment Mode

Top-Bottom (north-south) Adjustments

Top-Bottom and center adjustments affect only the horizontal lines of the projected image.

To start up the Top-Bottom and center corrections, follow the next procedure :

Push the control disk up or down to highlight TOP-BOTTOM (N/S) on the geometry menu and then press ENTER.

Only the green image is displayed while making top-botton adjust- ments. The red and blue images will automatically be corrected in the same manner. Convergence corrections are automatically disabled for the duration of these adjustments.

The following adjustments can be executed :

-Horizontal centerline bow

-Horizontal centerline skew

-Top bow

-Top keystone

-Bottom bow

-Bottom keystone

All adjustment are indicated on the screen with the function name, a bar scale and a number between 0 and 100.

Adjust the next alignments until the vertical lines are straight.

To enter an alignment, push the control disk up or down to highlight a function and press ENTER to activate this function.

Press EXIT to return.

TOP-BOTTOM

H CENTERLINE BOW

H CENTERLINE SKEW

TOP BOW

TOP KEYSTONE

BOTTOM BOW

BOTTOM KEYSTONE

Select with or

then <ENTER> <EXIT> to return.

GEOMETRY

 

H PHASE

 

RASTER SHIFT

 

LEFT-RIGHT (E-W)

 

TOP-BOTTOM (N-S)

 

SIZE

 

V LINEARITY

 

BLANKING

 

TOP-BOTTOM (N-S)

H CENTERLINE BOW

H CENTERLINE SKEW

TOP KEYSTONE

TOP BOW

 

BOTTOM KEYSTONE

BOTTOM BOW

Select with

or

then <ENTER>

<EXIT> to return.

Corrects for curvature of the horizontal lines in the middle of the image.

Corrects the tilting of the horizontal lines in the middle of the image.

Corrects for curvature of the horizontal lines on the upper side

Corrects the keystone geometry correction of the hor. lines on the upper side

Corrects for curvature of the horizontal lines on the lower side

Corrects the keystone geometry correction of the hor. lines on the lower side

 

Correct by pushing

Correct by pushing

 

the control stick

the control stick

 

backward

forward

6-8

 

5975977 BARCODATA 708 260597

 

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Barco R9002120 manual Top-Bottom north-south Adjustments, Top-Bottom N-S