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(11) The brightest raster of
Put a color meter on the projection screen and measure the chromatophore X
and Y. Then plot a measurement value on the diagrams shown below. plot point
should be in the range A-B-C-D of diagram. If the point is out of range, you should
type 'Wand take step (3) to (11) again.
Type
at the keyboard if the sub contrast adjustment is satisfactory.
Type
to re-execute sub contrast adjustment.
Gamma revise
4.
This adjusutment correct a color difference between liquid crystal display and human
Type 4, "Gamma revise," at the keyboard.
Make sure that the brightest green raster appears on the
Apply an
then input the measured value from the keyboard.
The host computer automatically calculate the three point (Gamma
temporary value.
Press the cursor key and increments adjustment value
measure the luminance of projection screen by
If the measurement value and displayed 'value of gamma 25 are equaled,press
return key.
Take the same manner with gamma 50 and 75.
patterns appear on the projection screen.
on the middle of the screen and make sure the illuminance,
5-16
(Red)
projection screen.
to ffh step by 1. Then
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