VIETA CDV7500GP Owner's Manual page 26

Media Player
Note:
If any media device is not avaiable in this unit, this media
souurce will not appear during Mode switch or on the touch
screen.
Note:
This unit only can playback the SD Card which is inserted in
the main unit.
Please refere to the page "Overview of the unit" for more details of
the SD card slot for media player use.
Color setting during DVD video disc playback
Tapping touch screen button
color setting. The below Set Up menu will appear:
COLOR
BRIGHTNESS
CONTRAST
HUE
COLOR
BRIGHTNESS
CONTRAST
HUE
Change setting for Color
Change setting for Brightness
Change setting for Contrast
Change setting for Hue
Reset to default setting
RESET
X
Exit Color configuration menu
to access into the DVD video
RESET
BR - 26
X