Basic OperationsStarting the NAVIGON 8100T20 NAVIGON 8100T User’s Guide December 2008NAVIGON, INC. Version 1.1Selecting Day/Night Viewing ModeIn the M AIN WINDOW:1. Tap Options > Settings > General.On GENERAL PAGE ONE:2. In the Display mode field, set the viewing mode. Options are:Automatic Automatically switch between day and night display, based onsunrise and sunset times.Night Display with darker colors for night viewing.Day Display normally for daytime use.3. When finished, tap OK to return to PAGE ONE .4. Tap OK to save changes.Viewing Version InformationYou can view software version information. This information may be required if youcall for customer support. Version information is also useful when NAVIGON offerssoftware and map updates.In the M AIN WINDOW:1. Tap Options > Settings.On the S ETTINGS WINDOW:2. Tap Options > Product Information.3. Use (Up) and (Down) to view all of the information.Note: Change day and night brightness levels in the Brightness Day and theBrightness Night fields.