Lexus RC F Owner's Manual page 246

5. SETUP
EXTERNAL VIDEO SETTINGS
1
Display the audio setting screen.
(P. 244)
2
Select "External Video Settings".
3
Select "Video Signal Switch".
4
Select a screen button for the desired
setting.
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RCF_RC_Navi_U
SETTING THE NUMBER OF
RADIO PRESETS
1
Display the audio setting screen.
(P. 244)
2
Select "Number of Radio Presets".
3
Select the button with the desired num-
ber to be displayed.
 "Default": Select to default the settings.