GPS Satellite SignalsWhen you turn on the chartplotter, the GPS receiver mustcollect satellite data and establish the current location. Whenthe chartplotter acquires satellite signals, appears at the topof the Home screen. When the chartplotter loses satellitesignals, disappears and a flashing question mark appearsover on the chart.For more information about GPS, go to www.garmin.com/aboutGPS.Selecting the GPS SourceYou can select your preferred source for GPS data, if you havemore than one GPS source.1 Select Settings > System > GPS > Source.2 Select the source for GPS data.Stations and Home ScreensWhen multiple displays are installed on the Garmin MarineNetwork, you can group them together into a station. A stationenables the displays to work together, instead of as severalseparate displays.When you select Home on one display, each display in thestation returns to the Home screen.There are two types of home screens. You can move betweenthe two home screens by selecting the arrows. One homescreen contains menu items for this display only. The otherhome screen contains SmartMode™ menu items, which aregeared toward an activity, such as cruising or docking.With the SmartMode feature, when a button is selected from theHome screen, each display in the station can show uniqueinformation. For example, when Cruising is selected from theHome screen, one display can show the Navigation chart andanother display can show the Radar screen.You can customize the layout of the pages on each display,making each page different on each display. When you changethe layout of a page in one display, the changes appear only onthat display. When you change the name and symbol of thelayout, those changes appear on all displays in the station, tomaintain a consistent appearance.Customizing the Home ScreenYou can add items to and remove items from the Home screen.Any customization made to one Home screen in the stationappears on all displays in the station.1 From the Home screen, select Menu.2 Select an option:• To add an item to the Home screen, select Add Layout,and select the item to add.• To remove an item, select Delete Layout, and select theitem to remove.Resetting the Station LayoutsYou can restore the factory default layouts for all stations.Select Settings > System > Station Information > ResetStations.Using the Garmin Helm™ Application withthe ChartplotterBefore you can control the chartplotter with the Garmin Helmapplication, you must download and install the application, andconnect the chartplotter to a Wi‑Fi® router.1 Select Settings > Communications > Wireless Devices >Helm App.2 Select an option.3 Use the application to view or control the chartplotter.Setting the Vessel TypeYou can select your boat type to configure the chartplottersettings and to use features customized for your boat type.1 Select Settings > My Vessel > Vessel Type.2 Select Powerboat or Sailboat.Customizing the Layout of a PageYou change the layout of a page in the display you areinteracting with, the changes appear only on that display, exceptfor the name and symbol. If you change the name or symbol forthe layout, that change appears on all displays in the station.1 Open the page to customize.2 Select Menu.3 Select Edit Layout or Edit Combo.4 Select an option:• To change the name, select Name & Symbol > Name,enter a new name, and select Done.• To change the symbol, select Name & Symbol >Symbol, and select a new symbol.• To change the number of functions shown, selectFunctions, and select a number.• To change the vertical or horizontal orientation of a multi-function display, select Split, and select an option.• To change how data appears on the page, selectOverlays, and select an option.• To change the type of data shown on the page, selectOverlays > Data, select an option, and follow the on-screen instructions to change the data shown.Adjusting the Backlight1 Select Settings > System > Beeper and Display >Backlight.TIP: Press from any screen to open the backlight settings.2 Select an option:• Adjust the backlight level.• Select Auto.Adjusting the Color Mode1 Select Settings > System > Beeper and Display > ColorMode.TIP: Press from any screen to access the color settings.2 Select an option.Charts and 3D Chart ViewsThe charts and 3D chart views that are available depend on themap data and accessories used.You can access the charts and 3D chart views by selectingCharts.Navigation Chart: Shows navigation data available on yourpre-loaded maps and from supplemental maps, if available.The data includes buoys, lights, cables, depth soundings,marinas, and tide stations in an overhead view.Perspective 3D: Provides a view from above and behind theboat (according to your course) and provides a visualnavigation aid. This view is helpful when navigating trickyshoals, reefs, bridges, or channels, and is beneficial whentrying to identify entry and exit routes in unfamiliar harbors oranchorages.Mariner’s Eye 3D: Shows a detailed, three-dimensional viewfrom above and behind the boat (according to your course)and provides a visual navigation aid. This view is helpfulwhen navigating tricky shoals, reefs, bridges, or channels,2 Charts and 3D Chart Views