AstroStart DM 3106 Car Video System User Manual


 
Chapter 3 OPERATION
33
3.4.13 Adjusting the offset level of the brightness signals
1. Press the BRIGHT switch, and turn the adjustment dial to adjust the
brightness value (offset level of the luminance signal).
3.4.14 Adjusting the contrast of the brightness signals
1. Press the CONTRAST switch, and turn the adjustment dial to adjust the
contrast value (contrast of the luminance signal).
3.4.15 Adjusting the Pb (Cb) value
1. Press the CHROMA switch, and select Pb (Cb) only.
2. Turn the adjustment dial to adjust the Pb (Cb) value (color difference signal
level).
The offset level can be set within the range of -50.00 to +50.00%
(refer to “4.5 Concerning the adjustment values”).
To exit the brightness adjustment, press the BRIGHT switch again.
To return the brightness value to the initial setting, hold down the adjustment
dial.
NOTE
The contrast can be set within the range of 0.0 to +200.0%
(refer to “4.5 Concerning the adjustment values”).
To exit the contrast adjustment, press the CONTRAST switch again.
To return the contrast value to the initial setting, hold down the adjustment
dial.
NOTE
The color difference level can be set within the range of 0.0 to 200.0%
(refer to “4.5 Concerning the adjustment values”).
Each time the CHROMA switch is pressed, the value which is to be adjusted
changes in the following sequence: CHROMA Pb (Cb) Pr (Cr) exit
adjustment.
To return the Pb (Cb) value to the initial setting, hold down the adjustment
dial.
NOTE
This adjustment takes effect only when YPbPr is selected by Color Space .
CAUTION