Hitachi CPD10WALLARM Operating Guide - Page 26

PICTURE menu PICTURE menu From the PICTURE menu, items shown in the table below can be performed. Select an item using the ▲/▼ cursor buttons, and press the ► cursor (or the ENTER) button to execute the item. Then perform it according to the following table. Item BRIGHTNESS CONTRAST Description Using the ◄/► cursor buttons adjusts the brightness. Dark Light Using the ◄/► cursor buttons adjusts the contrast. Weak Strong Using the ▲/▼ cursor buttons switches the gamma mode. 1 DEFAULT 1 CUSTOM 2 DEFAULT 2 CUSTOM 3 DEFAULT 6 CUSTOM 3 CUSTOM 6 DEFAULT 5 CUSTOM 5 DEFAULT 4 CUSTOM 4 DEFAULT GAMMA To adjust CUSTOM Selecting a mode whose name includes the CUSTOM and then pressing the ► cursor (or the ENTER) button displays a dialog to aid you in adjusting the mode. This function is useful when you want to change the brightness of particular tones. Choose an item using the ◄/► cursor buttons, and adjust the level using the ▲/▼ cursor buttons. You can display a test pattern for checking the effect of your adjustment by pressing the ENTER (or the INPUT) button. Each time you press the ENTER (or the INPUT) button, the pattern changes as below. No pattern Gray scale of 9 steps Ramp Gray scale of 15 steps 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. • Lines or other noise might appear on the screen when this function is operated, but it is not a malfunction. (continued on next page) 26