Sceptre X20WG-NAGA2 - Manual (Page 22)

Page22 SCEPTRE X20
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This function adjusts the brightness and contrast of the LCD.
1. To use this function, press MENU to open the OSD then highlight
LUMINANCE function by pressing the (+) or (–) button.
2. Press MENU to enter the function.
3. Press
(+) or (–) button to select BRIGHTNESS or CONTRAST to
adjust.
4. Press MENU to select the option you want to adjust.
5. Use the
(+) or (–) button to adjust the values.
Please Note :
BRIGHTNESS adjusts the black level in a picture. If the value
is adjusted too high, the picture will look washed out. If too low,
the picture will not have much detail in dark colors.
CONTRAST adjusts the white levels in a picture. If the value
is adjusted too high, the picture will not have any details in
bright parts of the picture. If set too low, the picture will
looked washed out.