21Color difference of the map display between day and nightTo prevent the normal display from appearing too bright and distracting you when drivingafter dark or in dull conditions, the map background changes automatically to a darker colorwhen you switch on your car lights. You can, however, turn off this automatic switching (see“Day/Night Map Display” on page 102).The examples in this manual are illustrated using the daytime display. When driving at night,the colors you see may differ from those shown.To use this function, the ILL (Orange/White) lead to this unit must be connected correctly.Avoiding low batteryWhen using this unit, make sure to start your engine first. Using this unit without starting theengine will run down the battery.About this discOnly use the Pioneer Map disc with this product. You cannot use other discs. See page 107 forplaying DVD-VIDEO or CD other than Map Disc.About the REAR DISPLAY OUTPUT on the AV ReceiverImages of the map screen of the navigation slightly differ from a standard NTSC style. If mapscreen of the navigation is output from Rear display output on AV Head Unit, the images maynot be displayed properly according to a display.Daytime Map Nighttime Map