User's Manual
Page26                                                                                                  SCEPTRE    X23 
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. 
•  BACKLIGHT adjusts the LCD lamp’s current. The current affects 
the brilliance of the picture. If adjusted too high, the BACKLIGHT 
function will shorten the lifetime of the lamp. 
CONTRAST 
This function adjusts the white levels in a picture. 
1.  Press MENU to open the OSD then highlight CONTRAST by pressing the 
▼ button twice. 
2.  Press MENU to enter the function and adjust values by using the 
◄ or 
► button. 
Please Note :   
•  If the contrast is set too high, the picture will not have any details 
in bright parts of the picture.    If set too low, the picture will look 
washed out. 










