Random Access Adjustment Mode

Seagull correction

Use this correction only if, after adjusting the vertical lines with the side bow or side keystone, still a 'S' deformation is visible on the left and the right side of the image.

The default value on the bar scale for this correction is 50.

Push the control stick forward or backward to highlight SEAGULL CORRECTION on the Left-Right menu and then press ENTER.

Eliminate the deformation by pushing the control stick to the left or to the right until a straight line is obtained.

GEOMETRY

H PHASE

RASTER SHIFT

LEFT-RIGHT (E-W)

LEFT SIDE CORRECTION

TOP-BOTTOM (N-S)

H SIZE

V LINEARITY

V SIZE

BLANKING

LEFT-RIGHT

V CENTERLINE BOW

V CENTERLINE SKEW

SIDE BOW

SIDE KEYSTONE

SEAGULL CORRECTION

Select with or then <ENTER> <EXIT> to return.

Left Side Correction

Left side corrections affect only the vertical lines of the set up pattern. Only the green image is displayed while making the left side 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.

Look only to the left side of the image while adjusting these fine tunings (bow and keystone). Before starting the left side correction, insure that the side bow and keystone adjustments are done prior to these fine adjustments !

The following adjustments can be executed :

-Left keystone

-Left bow

Push the control stick forward or backward to highlight LEFT SIDE CORRECTION on the geometry menu and then press ENTER.

ENTER will select the Left Side Correction menu.

EXIT will return to the random access adjustment menu.

ADJUST returns to operational mode.

All adjustments 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 on the left side are straight.

LEFT SIDE CORRECTION

LEFT KEYSTONE

LEFT BOW

Ensure that the side bow and keystone adjustments are done prior to these fine adjustments !

Select with or

then <ENTER>

<EXIT> to return.

To enter an alignment, push the control stick forward or backward to highlight a function and press ENTER to activate this function. Press EXIT to return.

5975007 BARCOGRAPHICS 808S 051196

GEOMETRY

H PHASE

RASTER SHIFT

LEFT-RIGHT (E-W)

LEFT SIDE CORRECTION

TOP-BOTTOM (N-S)

H SIZE

V LINEARITY

V SIZE

BLANKING

LEFT SIDE CORRECTION

LEFTKEYSTONE

LEFT BOW

Ensure that the side bow and keystone adjustments are done prior to these fine adjustments !

Select with or

then <ENTER>

<EXIT> to return.

Correct the keystone geometry distortion of the vertical lines

Correct the bow geometry distortion of the vertical lines

Correct by pushing

Correct by pushing

the control stick to the

the control stick to the

right

left

6-11

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Barco R9000908, R9000901 owner manual Seagull correction, Left Side Correction, Seagull Correction