Lexus 2004 GX470 Owner's Manual page 333

AUDIO
Push the "Angle" switch on the screen or the "ANGLE"
button on the controller, and the changing angle screen
will appear.
The angle can be selected for discs that are multi-angle
compatible when the " " mark appears on the screen. Each
time you push the "Angle" switch, the angle changes. The
angle number which you can select will appear on the screen.
To turn off the screen, push the "Hide" switch.
Push the "Back" switch to return to the previous screen.
318
(k) Changing the initial setting
22PY074
"
For DVD video For DVD audio
1 2
3 Controller button
Finish