CHAPTER 4: Operation

4.2 Non-Shift Control Buttons

To activate one of the non-shift buttons (printed in grey) on the operating control panel, just press the button.

4.2.1TINT (TRUE COLOR)

Press the Tint key to adjust the color. The Tint Up key adds red and green to the image. Blue levels are affected by a mix of red and green.

level

tint

level

contrast

Fig. 4-3. Contrast (Monochrome).

4.2.3SYNC+

The Projection Panel has been calibrated to automatically match signals sent by specific computer systems (CGA, EGA, VGA, PS/2, and Macintosh series). However, each individual video card varies slightly from others.

Fig. 4-2. Tint (True Color).

4.2.CONTRAST (MONOICHROME)

The Contrast key allows the user to adjust the brightness of the displayed image for optimum viewing. Contrast Up increases the perceived brightness of all shades equally, while Contrast Down decreases the brightness of all shades equally. There are 64 contrast levels available.

sync-

sync+

Fig. 4-4. Sync+.

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Black Box AC401A, AC400A manual Non-Shift Control Buttons, Tint, Contrast, Sync+