42 EnglishTo view the navigationscreenOn <Top Menu>:orOn any screen:The navigation screen is activated.• While the navigation screen is displayed,the touch panel operations are availableonly for using navigation function.• The aspect ratio of the navigation screenis fixed to <FULL> regardless of the<Aspect> setting ( page 48).To cancel the navigation screenDDX7070BTDDX4070BT/DDX3070Settings for navigation unit1 On <Top Menu>:Using the external navigation unit(Only for DDX7070BT/DDX4070BT/DDX3070)You can connect a navigation unit ( KNA-G630 : optional accessory) to the navigation inputterminal so that you can view the navigation screen. ( page 83)The navigation guidance comes out of the front speakers even when you listen to an audiosource.23Guidance Select front speakersused for the navigationguidance.Volume Adjust the volume of thenavigation guidance. (0to 35)NAV Mute Select [ON] to attenuatethe sound coming outof speakers other thanthe front speakers duringnavigation guidance.NAV Setup Press [Enter] to displaythe setup screen forthe navigation unit.See the instructionmanual supplied for thenavigation unit.
