18 Navigation
Volume
Use this function if you want to change the voice guidance
volume setting from the default setting.
1 Press the button.
2 Select or to adjust the sound volume.
•
Each time is selected, the sound volume turns down.
Each time is selected, the sound volume turns up.
• If you want to turn off the sound of the navigation sys-
tem, select to display "OFF".
• To make sure the volume level, select .
