Lexus LS500 Quick Manual page 111

screen.
 "Contrast"
"+": Select to strengthen the contrast of the
screen.
"-": Select to weaken the contrast of the
screen.
 "Brightness"
"+": Select to brighten the screen.
"-": Select to darken the screen.
● Depending on the audio source, some
functions may not be available.
Voice command system
1 Press this switch to operate the
voice command system.
 The voice command system and its
list of commands can be operated.
(→P.230)
LS500_LS500h_Navi_OM50F66U_(U)
4-1. Basic operation
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