Lexus GS 350 Owner's Manual page 95

Making the display easier to see
Adjusting the display position
■
Higher
1
Lower
2
Setting the brightness
■
The brightness of the display is automatically adjusted in accordance
with the brightness of the surrounding environment. However, the
brightness can also be manually adjusted in 9 stages.
Brighter
1
Darker
2
2. Instrument cluster
93
2