Lexus GS 350 Owner's Manual page 531

5-4. Using the hands-free phone system (for cellular phone)
Changing the new message notification volume
■
Display the "Messaging Settings" screen. (→P. 528)
1
Select "New Message Notification Volume" on the "Messaging Set-
2
tings" screen.
Select "-" or "+" to lower or
3
raise the volume, and then
"OK".
When you complete setting, select "Save".
4
Changing the new message notification tone
■
Display the "Messaging Settings" screen. (→P. 528)
1
Select "New Message Notification Tone" on the "Messaging Set-
2
tings" screen.
Select the desired new mes-
3
sage notification tone.
New message notification tones
can be heard by selecting the
screen buttons, and then "OK".
When you complete setting, select "Save".
4
529
5