Lexus LS460 Owner's Manual page 653

"DISC"/"Rr-DISC"/"Rr-SD"

mode
1
Turning on/off the "LCD AI"
The "LCD AI" automatically determines the tone of the video image and
sets the contrast to an optimum level, displaying a sharp image.
2
PAL VIDEO on/off (video mode)
3
Adjusting the screen settings
"Color"
"Tone"
"Contrast"
"Brightness"
LS460_EE (OM50D49E)
5-5. Using the rear seat entertainment system
"Rr-A/V" mode

Screen button
"R" Strengthens the red color
"G" Strengthens the green color
"-" Weakens the tone
"+" Strengthens the tone
"-" Weakens the contrast
"+" Strengthens the contrast
"-" Darkens the screen
"+" Brightens the screen
627
Function
5