Hitachi CPX300 Operating Guide - Page 28
To adjust CUSTOM function in GAMMA and COLOR TEMP
UPC - 050585151161
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PICTURE Menu PICTURE Menu (continued) To adjust CUSTOM function in GAMMA and COLOR TEMP Selecting a mode whose name includes CUSTOM in GAMMA or COLOR TEMP item and then pressing the ► button or ENTER button displays a dialog to aid you in adjusting the mode. Choose an item using the ◄/► buttons, and adjust the level using the ▲/▼ buttons. • When this function is performed, lines or other distortion may appear. GAMMA COLOR TEMP You can display a test pattern on the top of the screen for checking the effect of your adjustment by pressing the ENTER button. Each time you press the ENTER button, the pattern changes as below. No pattern Gray scale of 9 steps Ramp Gray scale of 15 steps test pattern • You can also adjust each function without displaying test patterns. for adjusting GAMMA You can change the brightness of particular tones. The eight equalizing bars correspond to eight tone levels of the test pattern (Gray scale of 9 steps) except the darkest in the left end. If you want to adjust the 2nd tone from left end on the test pattern, use the equalizing adjustment bar "1". The darkest tone at the left end of the test pattern cannot be controlled with any of equalizing adjustment bar. for adjusting COLOR TEMP You can change the intensity of each of 3 colors (Red, Green, Blue). OFFSET adjustments change the color intensity on the whole tones of the test pattern. GAIN adjustments mainly affect color intensity on the brighter tones of the test pattern. 28