GPSMAP 7400/7600 Series ® Owner’s Manual February 2015 Printed in Taiwan 190-01841-00_0B
Table of Contents Introduction.....................................................................1 Front View ................................................................................... 1 Accessing Owner's Manuals on the Chartplotter ........................ 1 Downloading the Manuals .......................................................... 1 Getting More Information ............................................................ 1 Software Update ....................................................
Changing the Sonar View .................................................... 16 Creating a Waypoint on the Sonar Screen ............................... 16 Measuring Distance on the Sonar Screen ................................ 16 Pausing the Sonar Display ....................................................... 16 Viewing Sonar History .............................................................. 16 Sonar Sharing ...........................................................................
Resetting Trip Gauges ......................................................... 29 Viewing Graphs ........................................................................ 29 Setting the Graph Range and Time Scales ......................... 29 Tide, Current, and Celestial Information.................... 29 Tide Station Information ............................................................ 29 Current Station Information ....................................................... 29 Celestial Information ......
Restoring Backup Data to a Chartplotter .................................. 40 Saving System Information to a Memory Card ......................... 40 Appendix....................................................................... 40 Registering Your Device ........................................................... 40 Digital Switching ....................................................................... 40 Rotating the GRID Joystick .......................................................
Introduction WARNING See the Important Safety and Product Information guide in the product box for product warnings and other important information. The Garmin website at www.garmin.com presents up-to-date information about your product. The support pages will provide answers to frequently asked support questions, and you can download software and chart updates. There is also contact information to Garmin support should you have any questions.
All of the options along the bottom of the home screen are visible on all other screens, except for the Settings button. The Settings button is accessible only from the home screen. When viewing another screen, you can return to the home screen by selecting Home. When multiple displays are installed on the Garmin Marine Network, you can group them together into a station. A station enables the displays to work together, instead of as several separate displays.
Navigation Chart: Shows navigation data available on your preloaded 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 the boat (according to your course) and provides a visual navigation aid.
Viewing Details about Navaids From the Navigation chart, Fishing chart, Perspective 3D chart view, or Mariner’s Eye 3D chart view, you can view details about various types of navigation aids, including beacons, lights, and obstructions. NOTE: The offshore Fishing chart is available with premium charts, in some areas. NOTE: Mariner's Eye 3D and Fish Eye 3D chart views are available with premium charts, in some areas. 1 From a chart or 3D chart view, select a navaid. 2 Select the name of the navaid.
Showing Satellite Imagery on the Navigation Chart NOTE: This feature is available with premium charts, in some areas. You can overlay high-resolution satellite images on the land or on both land and sea portions of the Navigation chart. NOTE: When enabled, high-resolution satellite images are present only at lower zoom levels. If you cannot see highresolution images in your optional chart region, you can select to zoom in. You also can set the detail level higher by changing the map zoom detail.
1 From a chart or a 3D chart view, select Menu > Other Vessels > Display Setup. 2 Select an option: • To indicate the distance from your location in which AIS vessels appear, select Display Range, and select a distance. • To show MARPA-tagged vessels, select MARPA > Show. • To show details about AIS-activated and MARPA-tagged vessels, select Details > Show. • To set the projected heading time for AIS-activated and MARPA-tagged vessels, select Proj. Heading, and enter the time.
Navigation and Fishing Chart Setup NOTE: Not all settings apply to all charts and 3D chart views. Some settings require external accessories or applicable premium charts. From the Navigation chart or Fishing chart, select Menu > Chart Setup. Satellite Photos: Shows high-resolution satellite images on the land or on both land and sea portions of the Navigation chart, when certain premium maps are used Showing Satellite Imagery on the Navigation Chart.
Sonar Cone: Shows a cone that indicates the area covered by the transducer. Fish Symbols: Shows suspended targets. Navigation with a Chartplotter CAUTION If your vessel has an autopilot system, a dedicated autopilot control display must be installed at each steering helm in order to disable the autopilot system. The Auto Guidance feature is based on electronic chart information. That data does not ensure obstacle and bottom clearance.
2 Select the SOS type. 3 If necessary, select OK to navigate to the man overboard location. If you selected OK, the chartplotter sets a direct course back to the location. If you selected another type of SOS, the call details are sent to the VHF radio. You must send the call using the radio. Viewing a List of all Waypoints Select Info > User Data > Waypoints. Editing a Saved Waypoint 1 Select Info > User Data > Waypoints. 2 Select a waypoint. 3 Select Review > Edit.
5 Select Add Turn. The chartplotter marks the location of the turn with a waypoint. 6 If necessary, repeat steps 4 and 5 to add more turns. 7 Select the final destination. 6 Viewing a List of Routes Select Info > User Data > Routes & Auto Guidance Paths. Editing a Saved Route You can change the name of a route or change the turns the route contains. 1 Select Info > User Data > Routes & Auto Guidance Paths. 2 Select a route. 3 Select Review > Edit Route.
Adjusting a Saved Auto Guidance Path 1 Select Info > User Data > Routes & Auto Guidance Paths. 2 Select a path, and select Review > Edit > Adjust Path. 3 4 5 6 TIP: When navigating an Auto Guidance path, select the path on the navigation chart, and select Adjust Path. Select a location on the path. Drag the point to a new location. If necessary, select a point, and select Remove. Select Done. Canceling an Auto Guidance Calculation in Progress From the Navigation chart, select Menu > Cancel.
2 Select a track color. Saving the Active Track The track currently being recorded is called the active track. 1 Select Info > User Data > Tracks > Save Active Track. 2 Select an option: • Select the time the active track began. • Select Entire Log. 3 Select Save. Viewing a List of Saved Tracks Managing the Track Log Memory During Recording 1 Select Info > User Data > Tracks > Active Track Options. 2 Select Record Mode.
Sail Racing You can use the device to increase the likelihood that your boat will cross the start line of a race exactly when the race begins. When you synchronize the race timer with the official race countdown timer, you are alerted at one-minute intervals as the race start approaches. When you combine the race timer with the virtual start line, the device measures your speed, bearing, and remaining time on the countdown timer.
4 Enter the distance measured in step 1. Sailboat Autopilot Operation CAUTION When engaged, the autopilot controls only the rudder. You and your crew remain responsible for the sails while the autopilot is engaged. In addition to heading hold, you can use the autopilot to maintain a wind hold. You can also use the autopilot to control the rudder while tacking and gybing. 2 Select the length of the delay. 3 If necessary, select Done.
Traditional transducers emit a conical beam. The DownVü scanning sonar technology emits a narrow beam, similar to the shape of the beam in a copying machine. This beam provides a clearer, picture-like image of what is beneath the boat. SideVü Sonar View NOTE: Not all models support SideVü sonar and scanning transducers. NOTE: To receive SideVü scanning sonar, you need a compatible chartplotter, a compatible sounder module, and a compatible transducer.
The distance and angle from the pin is listed in the upper-left corner. TIP: To reset the pin and measure from the current location of the pin, select Measure Distance. Pausing the Sonar Display From a sonar view, select .
by adjusting the brightness for DownVü and SideVü/DownVü transducers. If you want to see the highest intensity signal returns on the screen, you can lower the gain or brightness to remove lower intensity returns and noise. If you want to see all return information, you can increase the gain or brightness to see more information on the screen. This also increases noise, and can make it more difficult to recognize actual returns. 1 From a sonar view, select Menu. 2 Select Gain or Brightness.
Viewing two frequencies concurrently using the split-frequency view allows you to see deeper with the lower frequency return and, at the same time, see more detail from the higher frequency return. Selecting Frequencies NOTE: You cannot adjust the frequency for all sonar views and transducers. You can indicate which frequencies appear on the sonar screen. 1 From a sonar view, select Menu > Frequency. 2 Select a frequency suited to your needs and water depth.
Advanced: Configures various sonar display and data source settings (Advanced Sonar Settings). Installation: Configures the transducer (Transducer Installation Settings). RealVü Sonar Settings From a RealVü sonar view, select Menu > Sonar Setup. Point Colors: Sets a different color palette for the sonar return points. Bottom Style: Sets the style for the bottom. When you are in deep water, you can set this setting to the Points and manually set the range shallower.
filter width set to high, the display has the lowest resolution, but is the least susceptible to noise. It is not recommended to set echo stretch to low and filter width to high. Bottom Track: Sets the frequency used for determining depth. The bottom tracking control allows you to select the specific channel that is used to track the bottom. For example, you can set the bottom tracking for the low frequency for deep water operation. Temp.
Dual Range Mode: Provides a side-by-side view of both shortrange and long-range radar data. Changing the Radar Mode cycle to conserve power. You can also enable a guard zone in this mode, which identifies a safe zone around your boat and sounds an alarm when a radar object enters the zone. Sentry mode works with all Garmin GMR model radars. 1 From a combination screen or SmartMode layout with radar, Enabling Timed Transmit select Menu > Radar Menu > Change Radar. 2 Select a radar mode.
dangerous), and the chartplotter can sound a collision alarm if the object enters your safe zone. MARPA Targeting Symbols Acquiring a target. Concentric, dashed green rings radiate from the target while the radar is locking onto it. Target has been acquired. A solid green ring indicates the location of a target that the radar has locked onto. A dashed green line attached to the circle indicates the projected course over ground or the GPS heading of the target. Dangerous target is in range.
compromised, the Radar overlay may not align perfectly with the chart data. Showing the Radar Overlay The radar overlay displays data based on the most recently used radar mode. Select Charts > Radar Overlay. The radar picture appears in orange and overlays the navigation chart. Setting a Custom Park Position If you have more than one radar on your boat, you must be viewing the radar screen for the radar you want to adjust.
Adjusting Sea Clutter on the Radar Screen Automatically You can set the chartplotter to automatically adjust the appearance of clutter caused by choppy sea conditions. NOTE: Depending upon the radar in use, the sea clutter setting configured for use in one radar mode may or may not be applied to other radar modes or to the radar overlay. NOTE: Not all options and settings are available on all radar and chartplotter models.
Selecting a Different Radar Source 1 Select an option: • From a radar screen or the radar overlay, select Menu > Radar Setup > Source. • Select Settings > Communications > Preferred Sources > Radar. 2 Select the radar source. Autopilot WARNING You can use the autopilot feature only at a station installed next to a helm, throttle, and helm control device. You are responsible for the safe and prudent operation of your vessel. The autopilot is a tool that enhances your capability to operate your boat.
Setting Up and Following the Zigzag Pattern You can use the zigzag pattern to steer the boat from port to starboard and back, over a specified time and angle, across your present heading. 1 From the autopilot screen, select Menu > Pattern Steering > Zigzag. 2 If necessary, select Amplitude, and select a degree. 3 If necessary, select Period, and select a length of time. 4 Select Engage Zigzag.
Man-Overboard Distress Calls Initiated from a VHF Radio When the chartplotter is connected to a compatible VHF radio with NMEA 2000, and you initiate a man-overboard DSC distress call from the radio, the chartplotter shows the manoverboard screen and prompts you to navigate to the manoverboard point. If you have a compatible autopilot system connected to the network, the chartplotter prompts you to start a Williamson’s turn to the man-overboard point.
Viewing the Gauges 1 Select A/V, Gauges, Controls. 2 Select a gauge. 3 Select or to view a different gauge page. Changing the Data Shown in a Gauge 1 From a gauges screen, hold a gauge. 2 Select a data type. 3 Select the data to display. Customizing Engine Gauge and Fuel Gauge Limits You can configure the upper and lower limits and the range of desired standard operation of a gauge. When a value exceeds the range of standard operation, the gauge becomes red.
2 Select GPS Hdg. or Magnetic. NOTE: When moving at low speeds or when stationary, the magnetic compass source is more accurate than the GPS source. Customizing the Close-Hauled Wind Gauge You can specify the range of the close-hauled wind gauge for both the upwind scale and the downwind scale. 1 From the wind gauge, select Menu > Compass Gauge > Gauge Type > Close Hauled Gauge.
2 Select Info > Warning Manager > Save to Card. Clearing all of the Messages Select Info > Warning Manager > Clear Warning Manager. Media Player NOTE: The media player feature is not compatible with all chartplotter models. If you have a FUSION-Link™ capable stereo connected to the NMEA 2000 network, you can control the stereo using the chartplotter. The chartplotter should automatically detect the media player when it is first connected.
SiriusXM Satellite Radio ® When you have a FUSION-Link capable stereo and SiriusXM Connect Tuner installed and connected to the chartplotter, you may have access to SiriusXM satellite radio, depending on your subscription. Locating a SiriusXM Radio ID Before you can activate your SiriusXM subscription, you must have the radio ID of your SiriusXM Connect Tuner.
to the instructions for your satellite weather and radio equipment. Weather Data Broadcasts Weather data is broadcast at different intervals for each weather feature. For example, radar is broadcast at five-minute intervals. When the Garmin receiver is turned on, or when a different weather feature is selected, the receiver must receive new data before it can be shown. You might experience a delay before weather data or a different feature appears on the chart.
City Forecasts City forecasts appear as weather symbols. The forecast is viewed in 12-hour increments.
Viewing Local Weather Information near a Buoy You can select an area near a buoy to view forecast information. 1 From a weather chart, select a location on the chart. 2 Select Local Weather. 3 Select an option: • To view present weather conditions from a local weather service, select Current Cond.. • To view a local weather forecast, select Forecast. • To view surface wind and barometric pressure information, select Sea Surface. • To view wind and wave information, select Marine Bulletin.
Camera Settings Some cameras provide additional options to control the camera view. NOTE: Not all options are available on all camera models and chartplotter models. Refer to the camera manual for a list of available features. You may need to update the camera software to use this feature. From the infrared video screen, select Menu. IR/Visible: Displays an infrared or visible camera image. Scan: Surveys the surrounding area. Freeze: Pauses the camera image.
2 Select an option: • To adjust the screen brightness, select the brightness arrows. • To adjust the screen contrast, select the contrast arrows. Exiting PC Display Mode 1 When in PC display mode, select anywhere on the screen. 2 Select the display mode icon in the upper-left corner. The video source changes to Video 1. Device Configuration Turning On the Chartplotter Automatically You can set the chartplotter to turn on automatically when the power is applied.
Safe Depth: Sets the minimum depth (chart depth datum) the chartplotter uses when calculating an Auto Guidance line. NOTE: The minimum safe depth for the premium charts is 3 feet. If you enter a Safe Depth value of less than 3 feet, the charts only use depths of 3 feet for Auto Guidance route calculations. Safe Height: Sets the minimum height (chart height datum) of a bridge that your boat can safely travel under. Shoreline Distance: Sets how close to the shore you want the Auto Guidance line to be placed.
Garmin Marine Network The Garmin Marine Network allows you to share data from Garmin peripheral devices with the chartplotters quickly and easily. You can connect a chartplotter to a Garmin Marine Network to receive data from and share data with other Garmin Marine Network-compatible devices and chartplotters.
5 If the wheel turns freely, check the cable connections. 6 If you continue to get the message, contact Garmin product support. Setting the Vessel Type You can select your boat type to configure the chartplotter settings and to use features customized for your boat type. 1 Select Settings > My Vessel > Vessel Type. 2 Select Powerboat or Sailboat.
Selecting a File Type for Third-Party Waypoints and Routes Saving System Information to a Memory Card You can import and export waypoints and routes from third-party devices. 1 Select Info > User Data > Data Transfer > File Type. 2 Select GPX. To transfer data with Garmin devices again, select the ADM file type. You can save system information to a memory card as a troubleshooting tool. A product support representative may ask you to use this information to retrieve data about the network.
2 From Windows Explorer, open the Garmin\scrn folder on the ® memory card. 3 Copy a .bmp file from the card and paste it to any location on the computer. Troubleshooting My device will not acquire GPS signals If the device is not acquiring satellite signals, there could be few causes. If the device has moved a large distance since the last time it has acquired satellites or has been turned off for longer than a few weeks or months, the device may not be able to acquire the satellites correctly.
Type PGN Description 129029 GNSS position data 129540 GNSS satellites in view 130306 Wind data 130312 Temperature Transmit 127250 Vessel heading 127258 Magnetic variance 128259 Speed: Water referenced 128267 Water depth 129025 Position: Rapid update 129283 Cross track error 129284 Navigation data 129285 Navigation route and waypoint info Receive 126992 System time 127250 Vessel heading 127489 Engine parameters: Dynamic 127488 Engine parameters: Rapid update 127493 Transmission parameters: Dynamic 1275
Index current stations 29 indicators 4 A D aerial photos 5 AIS 5–7 distress signal device 6 radar 22 SART 6 targeting 5, 6 threats 6, 22 turning on 39 alarms 38 anchor drag 38 arrival 38 collision 6, 39 deep water 19 engine 28 gauges 28 navigation 38 off course 38 shallow water 19 sonar 19 water temperature 19 weather 38 anchor drag alarm 38 animated currents, tides 4 antenna, GPS 1 arrival alarm 38 Auto Guidance 8, 10, 11, 36 line 11, 36 paths 10, 11 shoreline distance 11, 37 autopilot 25 adjusting the
trails 7 P Perspective 3D 34 photos, aerial 5 position, tracking 27 position report 27 power key 36 powerboat 2, 12, 39 preferred data source 25 premium charts 4, 5, 7 aerial photos 5 Fish Eye 3D 7 tide and current indicators 4 product registration 40 product support 1 contact information 1 R radar 20, 21, 23 AIS 22 bird mode 23 clutter 24 color scheme 24 custom park position 23 echo trails 24 field of view 24 front-of-boat offset 24 gain 23 MARPA 6 optimizing display 23 overlay screen 22, 23 range 21 ran
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