Citizen JDVD3843 Instruction Manual page 21

d) VIDEO SETUP
The video setup options are illustrated below:
BRIGHTNESS
Use the Up and Down arrow button to move the scroll and adjust the brightness.
CONTRAST
Use the Up and Down arrow button to move the scroll and adjust the contrast.
HUE
Use the Up and Down arrow button to move the scroll and adjust the hue.
SATURATION
Use the Up and Down arrow button to move the scroll and adjust the saturation.
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