Garmin GPSMAP 7400 Owner's Manual page 5

Radar Overlay and Chart Data Alignment ........................... 29
Transmitting Radar Signals ...................................................... 29
Stopping the Transmission of Radar Signals ....................... 29
Setting Up the Timed Transmit Mode .................................. 29
Enabling and Adjusting a Radar No Transmit Zone ............ 29
Adjusting the Radar Range ...................................................... 29
Tips for Selecting a Radar Range ........................................ 29
MotionScope™ Doppler Radar Technology ............................. 30
Enabling a Guard Zone ............................................................ 30
Defining a Circular Guard Zone ........................................... 30
Defining a Partial Guard Zone ............................................. 30
Disabling a Guard Zone ....................................................... 30
MARPA ..................................................................................... 30
MARPA Targeting Symbols ................................................. 30
Assigning a MARPA Tag to an Object ................................. 30
Removing a MARPA Tag from a Targeted Object ............... 30
Viewing Information about a MARPA-tagged Object ........... 30
Viewing a List of AIS and MARPA Threats .......................... 31
Showing AIS Vessels on the Radar Screen ........................ 31
VRM and EBL ...................................................................... 31
Showing the VRM and the EBL ...................................... 31
Adjusting the VRM and the EBL ..................................... 31
Measuring the Range and Bearing to a Target Object ... 31
Echo Trails ................................................................................ 31
Turning on Echo Trails ......................................................... 31
Adjusting the Length of the Echo Trails ............................... 31
Clearing the Echo Trails ....................................................... 31
Optimizing the Radar Display ................................................... 31
Radar Gain and Clutter ........................................................ 31
Adjusting Gain on the Radar Screen Automatically ........ 31
Adjusting Gain on the Radar Screen Manually ............... 32
Minimizing Nearby Large-Object Interference ................. 32
Minimizing Side-Lobe Interference on the Radar
Screen ............................................................................. 32
Adjusting Sea Clutter on the Radar Screen
Automatically ................................................................... 32
Adjusting Sea Clutter on the Radar Screen Manually ..... 32
Adjusting Rain Clutter on the Radar Screen ................... 32
Reducing Cross Talk Clutter on the Radar Screen ......... 32
Radar Options Menu ............................................................ 32
Radar Setup Menu ............................................................... 33
Radar Appearance Settings ................................................. 33
Radar Installation Settings ................................................... 33
Front-of-Boat Offset ........................................................ 33
Setting a Custom Park Position ...................................... 33
Selecting a Different Radar Source .......................................... 33
Changing the Radar Mode ....................................................... 33
Autopilot........................................................................ 33
Opening the Autopilot Screen ................................................... 34
Autopilot Screen ....................................................................... 34
Adjusting the Step Steering Increment ................................ 34
Setting the Power Saver ...................................................... 34
Enabling Shadow Drive™ .................................................... 34
Autopilot Overlay Bar ................................................................ 34
Engaging the Autopilot ............................................................. 34
Adjusting the Heading with the Helm ................................... 34
Adjusting the Heading with the Chartplotter in Step Steering
Mode .................................................................................... 34
Steering Patterns ...................................................................... 34
Following the U-Turn Pattern ............................................... 34
Setting Up and Following the Circles Pattern ...................... 34
Setting Up and Following the Zigzag Pattern ...................... 34
Following the Williamson Turn Pattern ................................ 34
Following an Orbit Pattern ................................................... 35
Setting Up and Following the Cloverleaf Pattern ................. 35
Setting Up and Following a Search Pattern ......................... 35
Table of Contents
Cancelling a Steering Pattern .............................................. 35
Digital Selective Calling............................................... 35
Networked Chartplotter and VHF Radio Functionality .............. 35
Turning On DSC ....................................................................... 35
DSC List .................................................................................... 35
Viewing the DSC List ........................................................... 35
Adding a DSC Contact ......................................................... 35
Incoming Distress Calls ............................................................ 35
Navigating to a Vessel in Distress ....................................... 35
Man-Overboard Distress Calls Initiated from a VHF
Radio .................................................................................... 35
Man-Overboard and SOS Distress Calls Initiated from the
Chartplotter .......................................................................... 35
Position Tracking ...................................................................... 36
Viewing a Position Report .................................................... 36
Navigating to a Tracked Vessel ........................................... 36
Creating a Waypoint at the Position of a Tracked Vessel .... 36
Editing Information in a Position Report .............................. 36
Deleting a Position-Report Call ............................................ 36
Viewing Vessel Trails on the Chart ...................................... 36
Individual Routine Calls ............................................................ 36
Selecting a DSC Channel .................................................... 36
Making an Individual Routine Call ....................................... 36
Making an Individual Routine Call to an AIS Target ............ 36
Gauges and Graphs..................................................... 36
Viewing the Gauges .................................................................. 36
Changing the Data Shown in a Gauge ................................ 36
Customizing the Gauges ...................................................... 36
Customizing Engine Gauge and Fuel Gauge Limits ............ 37
Viewing Engine and Fuel Gauges ............................................ 37
Selecting the Number of Engines Shown in Gauges ........... 37
Customizing the Engines Shown in Gauges ........................ 37
Enabling Status Alarms for Engine Gauges ........................ 37
Enabling Some Engine Gauge Status Alarms ..................... 37
Setting the Fuel Alarm .............................................................. 37
Setting the Fuel Capacity of the Vessel ............................... 37
Synchronizing the Fuel Data with the Actual Vessel Fuel ... 37
Viewing the Wind Gauges ........................................................ 37
Configuring the Sailing Wind Gauge .................................... 37
Configuring the Speed Source ............................................. 37
Configuring the Heading Source of the Wind Gauge ........... 37
Customizing the Close-Hauled Wind Gauge ....................... 38
Viewing Trip Gauges ................................................................ 38
Resetting Trip Gauges ......................................................... 38
Viewing Graphs ........................................................................ 38
Setting the Graph Range and Time Scales ......................... 38
Battery Management ................................................................ 38
Setting Up the Battery Management Page .......................... 38
Tide, Current, and Celestial Information.................... 38
Tide Station Information ............................................................ 38
Current Station Information ....................................................... 38
Celestial Information ................................................................. 38
Viewing Tide Station, Current Station, or Celestial Information
for a Different Date ................................................................... 38
Viewing Information for a Different Tide or Current Station ...... 38
Viewing Almanac Information from the Navigation Chart ......... 39
Warning Manager......................................................... 39
Viewing Messages .................................................................... 39
Sorting and Filtering Messages ................................................ 39
Saving Messages to a Memory Card ........................................ 39
Clearing all of the Messages .................................................... 39
Media Player ................................................................. 39
Opening the Media Player ........................................................ 39
Icons .................................................................................... 39
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