Eyemax TVST PVT3-04N5 User Manual page 52

2) Color
Brightness
Contrast
Saturation
Hue
Sharpness
Default
 ALL Apply
Adjust Brightness
Adjust Contrast
Adjust Saturation
Adjust Hue
Adjust Sharpness
Change to default settings
Apply the setting to whole channel.
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CH 3 How to Use