Garmin 740 S Owners Manual

GPSMAP 700 Series Owner’s Manual 7
Charts and 3D Chart Views 
3. Touch an object ➊.
4.  Select the button with the name of the item 
➋ to view the information.
➊
➋
Viewing Tide Station Information
Tide-station information appears on the chart with a tide station icon (). You can view a detailed graph for a 
tide station to help predict the tide level at different times or on different days (page 36).
NoTe: Tide station icons are available only if you use a BlueChart g2  Vision SD card (page 16). The...

8 GPSMAP 700 Series Owner’s Manual
Charts and 3D Chart Views
Showing and Configuring Tides and Currents
You can show and configure tide and current information on the Navigation chart or the Fishing chart.
1. From the Home screen, select  Charts.
2.  Select  Navigation Chart or Fishing Chart.
3.  Select  Menu.
4.  Select  Navigation Chart Setup or Fishing Chart Setup.
5.  Select  Tides/Currents.
6.  Complete an action:
• Select  on to show current station indicators and tide station indicators on the...

GPSMAP 700 Series Owner’s Manual 9
Charts and 3D Chart Views 
5. Select  Chart Appearance > Detail.
6.  Use the slider bar to select a level of detail.
Selecting a World Map
You can use either a basic world map or a  shaded relief map on the Navigation chart or the Fishing chart. 
These differences are visible only when zoomed out too far to see the detailed charts.
NoTe: Shaded relief maps are available if you use a BlueChart g2  Vision SD card. The Fishing chart is 
available if you use a BlueChart g2...

10 GPSMAP 700 Series Owner’s Manual
Charts and 3D Chart Views
Selecting the Heading Line Source
The source for the display of the heading line on the chartplotter is determined by the heading line source 
setting (Auto or GPS Hdg) and whether heading information is available from a heading sensor .
•  If heading information is available from a heading sensor and the source heading is set to  Auto, both the 
heading line and the vehicle icon will be aligned to the heading from the sensor .
•  If heading...

GPSMAP 700 Series Owner’s Manual 11
Charts and 3D Chart Views 
6. Complete an action:
• Select  Navaid Size to set the size of the navaid symbols shown on the map, and select a size.
•  Select  Navaid Type > NoAA to show the NOAA navaid symbol set on the map.
•  Select  Navaid Type > IALA to show the International Association of Lighthouse Authorities (IALA) 
navaid symbol set on the map.
Showing Additional Chart Details
You can show land POIs, light sectors, and photo points on the Navigation chart.
1....

12 GPSMAP 700 Series Owner’s Manual
Charts and 3D Chart Views
Showing Other Vessels
See “Configuring the Appearance of Other Vessels” (page 50).
Showing and Configuring Data Overlay
See “About Chart Overlay Numbers” (page 48).
Using Waypoints
See “Waypoints” (page 26).
Using Tracks
See “Tracks” (page 30).
Automatic Identification System
The Automatic Identification System (AIS) enables you to identify and track other vessels.
About AIS
AIS alerts you to area traffic. When connected to an external AIS...

GPSMAP 700 Series Owner’s Manual 13
Charts and 3D Chart Views 
➍The location of this symbol indicates the closest point of approach to a dangerous target, 
and the numbers near the symbol indicate the time to the closest point of approach to 
that target. 
➎Dangerous target in range. The target flashes while an alarm sounds and a message 
banner appears. After the alarm is acknowledged, a solid red triangle with a red line 
attached to it indicates the location and the heading of the target. If the...

14 GPSMAP 700 Series Owner’s Manual
Charts and 3D Chart Views
➎
➐
➏
Target with Projected Course and Heading
Turning Off AIS Reception
AIS signal reception is turned on by default.
From the Home screen, select  Configure > other Vessels > AIS > off.
All AIS functionality on all charts and on all 3D chart views is disabled. This includes AIS vessel targeting 
and tracking, collision alarms that result from AIS vessel targeting and tracking, and information about AIS 
vessels.
Enabling AIS-SART...

GPSMAP 700 Series Owner’s Manual 15
Charts and 3D Chart Views 
3. Touch an AIS vessel. 
4.  Select  AIS Vessel.
Deactivating a Target for an AIS Vessel
1. From the Home screen, select  Charts.
2.  Select  Navigation Chart, Fishing Chart, Perspective 3D , or Mariner’s eye 3D.
3.  Touch the AIS vessel. 
4.  Select  AIS Vessel > Deactivate Target.
Setting the Safe-zone Collision Alarm
The safe-zone collision alarm is used only with AIS. The safe zone is used for collision avoidance, and can be 
customized....

16 GPSMAP 700 Series Owner’s Manual
Charts and 3D Chart Views
Adjusting the View
• Select  to move the view closer to your boat and lower to the water.
•  Select 
 to move the view away from the boat.
The scale (
) is momentarily indicated at the bottom of the screen.
Panning the Perspective 3D, Mariner’s Eye 3D, or Fish Eye 3D Views
You can pan around your present location on the Perspective 3D, Mariner’s Eye 3D, or Fish Eye 3D Views. 
NoTe: Mariner’s Eye 3D and Fish Eye 3D chart views are available...