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Contents 3
... at a known position..................................................................... 55
Placing a man overboard marker ....................................................... 57
Changing a waypoint symbol............................................................. 57
Navigating to a waypoint................................................................... 58
...using the WAYPT button .............................................................. 58
...using the cursor............................................................................ 58
...using the waypoints list................................................................ 58
Moving a waypoint ............................................................................ 58
Edit waypoint details.......................................................................... 59
Organizing waypoints ........................................................................ 59
Deleting a waypoint or waypoint folder?........................................... 60
Waypoint recycle bin.......................................................................... 60
Transferring route and waypoint data................................................ 61
Working with routes...................................................................65
Introduction........................................................................................ 65
What is a route?................................................................................. 65
Creating a route................................................................................. 65
Add a waypoint to a route............................................................... 66
........................................................................................................ 67
Deleting a waypoint ........................................................................ 67
........................................................................................................ 68
Choosing a route ............................................................................. 68
........................................................................................................ 68
Following route ............................................................................... 68
Monitoring the course........................................................................ 68
Using tides and currents ............................................................73
Introduction........................................................................................ 73
Setting the region............................................................................ 73
Tides................................................................................................... 74
Open nearest tides........................................................................... 74
Currents.............................................................................................. 75
Open nearest currents...................................................................... 75
Working with radar ....................................................................77
Introduction........................................................................................ 77
Displaying radar in a new page.......................................................... 77
The radar picture................................................................................ 77
Changing how the radar picture is shown.......................................... 78
Head - up (H-UP).............................................................................. 78
North - up (N-UP)............................................................................. 78
Course - up (C-UP)........................................................................... 78
Getting the best radar picture ............................................................ 78
Gain ................................................................................................ 78
FTC................................................................................................... 79
Sea mode......................................................................................... 79
Gain mode....................................................................................... 79
Tune................................................................................................. 79
Making targets clearer?...................................................................... 80
Interference rejection....................................................................... 80
Expansion........................................................................................ 80
Wakes.............................................................................................. 80
Setting up the radar display ............................................................... 80
Short range scales............................................................................ 80
Long range scales............................................................................ 80
Changing the displayed range ......................................................... 81
Marking a position on-screen............................................................. 81
Using radar to help avoid a collision .................................................. 81
Range rings...................................................................................... 81
VRMs/EBLs....................................................................................... 82
Guard zones..................................................................................... 83
Placing a guard zone ....................................................................... 83
4 RayTech RNS V6.0 - Users Handbook
MARPA............................................................................................... 84
Safety Notices .................................................................................. 84
What is MARPA?.............................................................................. 84
Target and vector history ................................................................. 85
Target history................................................................................... 86
MARPA targets................................................................................. 86
Working with sonar ....................................................................89
Introduction........................................................................................ 89
The sonar screen................................................................................. 89
Displaying sonar in a new page ....................................................... 89
Changing the screen view................................................................... 89
Background color............................................................................. 89
Scrolling speed................................................................................. 90
Target depth ID................................................................................ 91
Improving the underwater view.......................................................... 91
Changing the range.......................................................................... 91
Selecting the operating frequency.................................................... 92
Making the picture clearer.................................................................. 92
Gain mode........................................................................................ 92
Color gain mode............................................................................... 93
TVG.................................................................................................. 93
Getting a clear picture of the bottom ................................................. 95
Getting a live image from below the boat.......................................... 95
Isolating objects near the bottom....................................................... 99
Getting a closer view ....................................................................... 99
Marking an on-screen position ........................................................... 99
Measuring an object’s depth and distance ....................................... 101
Sonar alarms..................................................................................... 102
Shallow water alarm...................................................................... 102
Deep water alarm........................................................................... 102
Fish alarm...................................................................................... 102
Sonar data recording and playback.................................................. 103
Using video ...............................................................................107
Introduction ..................................................................................... 107
The user interface ............................................................................ 107
RayTech advanced features ....................................................111
Introduction ..................................................................................... 111
Weather information........................................................................ 111
The screen..................................................................................... 111
Getting weather information from the internet............................. 112
Viewing a weather file .................................................................. 114
Animating weather files................................................................ 114
Measuring distances on a chart....................................................... 117
Creating and modifying databoxes.................................................. 117
Modifying a databox..................................................................... 118
Creating a databox........................................................................ 119
Modifying a channel...................................................................... 119
Using the font selector.................................................................. 120
Polar plotting................................................................................... 120
Data collection .............................................................................. 121
Entering and editing data.............................................................. 121
Graphing and reading a polar plot................................................ 125
Instrument calibration for accurate data....................................... 127
DataTrak.......................................................................................... 128
Pre-start display............................................................................... 133
Route optimization .......................................................................... 133
Navigation numbers......................................................................... 136
Engine panel.................................................................................... 137
RNS mode...................................................................................139
Introduction ..................................................................................... 139