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Chapter 9 - Using the Nav Log
Introducing the nav log
The 958’s nav log helps you plan and log your trip. The nav log provides three main functions:
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• to display your progress along your trip to let you easily change the rest of your trip (add waypoints to a route, or reverse the entire trip) to allow you to sequence to the next leg, if you’ve chosen manual waypoint sequencing (see ”Switching waypoints manually or automatically” starting on page 169)
The nav log contains the series of waypoints that you follow along your route, and displays them in sequential order. When you navigate to these waypoints, or along an already stored route, the series of waypoints is copied into the nav log, which acts as a kind of “scratch pad” to monitor your progress. You can change the nav log’s route in any way you want without affecting the original route, which remains safely stored in the
958.
To see the waypoints you’re currently navigating along, press the NAV LOG key at any time.
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The NAV LOG screen shows the list of waypoints, the length and bearing of each leg, and the direction of your next trip leg.
Press the CURSOR PAD to scan the waypoints in the list. To display either a waypoint’s description or its estimated time of arrival (ETA), press the NAME/DESC or NAME/ETA menu key.
For waypoints you haven’t passed yet, the times of arrival
958 Operator’s Manual, Rev. A
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Table of contents
- 8 1 Getting Started
- 9 Welcome to the
- 9 Using this manual
- 10 Obtaining technical support
- 12 Turning the 958 on and off
- 14 Displaying the chart screen
- 16 Using chart data
- 20 Displaying detailed position information
- 21 Using demo mode
- 23 Going to a quick waypoint now
- 26 2 Introducing the
- 27 Introducing the controls
- 28 Introducing the display screen
- 32 Introducing radar
- 32 Introducing the echo sounder
- 32 Introducing alarms, TideTrack, and video
- 33 Maintaining the
- 35 Interfacing the
- 36 3 Using the Controls
- 37 Using the PWR key
- 37 Using the five function keys
- 39 Using the CURSOR PAD
- 40 Using the SAVE key
- 40 Using the MOB key
- 41 Using the alphanumeric KEYPAD
- 42 Using the menu keys
- 43 Using the BRIGHTNESS key
- 43 Using the IN and OUT keys
- 44 4 Using the Chart Screen
- 45 Understanding electronic charts
- 46 Understanding nav aids
- 48 Zooming in and out
- 49 Controlling the cursor on the chart screen
- 51 Comparing vessel and browse modes
- 53 Splitting the screen
- 55 Controlling the screen
- 56 Rotating the chart
- 60 Setting up the chart screen
- 64 Using distance and bearing mode
- 66 5 Determining Your Position
- 67 Displaying position, COG, and speed
- 67 Using GPS
- 70 Using DGPS
- 73 Using loran
- 75 Using Phantom Loran
- 78 6 Understanding the Waypoints Function
- 79 Introducing waypoints
- 79 Displaying waypoints
- 81 Displaying waypoint coordinates
- 82 Creating new waypoints
- 87 Creating avoidance-area waypoints
- 90 Editing waypoints
- 91 Updating waypoint coordinates
- 92 Moving waypoints/routes between units
- 98 Transferring waypoints to and from a PC
- 100 7 Understanding the Routes Function
- 101 Introducing routes
- 102 Creating routes from the chart
- 104 Creating routes from a waypoints list
- 104 Saving a route as you travel
- 107 Editing a route
- 116 8 Understanding Waypoint/Route Navigation
- 117 Navigating to waypoints
- 119 Steering to a waypoint
- 123 Navigating along routes
- 125 Restarting the course line
- 128 9 Using the Nav Log
- 129 Introducing the nav log
- 130 Changing your trip
- 131 Stopping and restarting navigation
- 133 10 Understanding Radar Functions
- 134 Understanding how radar works
- 134 Displaying and controlling radar
- 136 Turning radar on and off
- 136 Overlaying radar on the chart
- 138 Changing scale and rotation
- 140 Using the main radar keys
- 142 Using the adjust radar keys
- 145 Using the radar markers keys
- 151 11 Alarms, TideTrack, and Video Display
- 152 Understanding alarms
- 166 Understanding TideTrack
- 168 Using the video display option
- 171 12 Setting Up Your
- 172 Changing your display settings
- 175 Changing your navigation settings
- 180 Changing your receiver settings
- 185 Changing your port settings
- 185 Setting up the sounder
- 185 Setting up radar
- 186 Installing Software Updates
- 186 Displaying manufacturer’s information
- 190 Changing the time zone
- 191 Appendix A - Understanding GPS, WAAS, and Radar
- 191 Introducing GPS and WAAS
- 195 Introducing radar
- 199 Appendix B - System Features
- 205 Appendix C - Geodetic Datums
- 213 Appendix D - Glossary
- 219 Index
- 227 Welcome to the
- 227 Using this manual
- 228 Obtaining technical support
- 230 Turning the 958 on and off
- 232 Displaying the chart screen