Raymarine Raychart 420 Users Manual 81162_cover_2.p65
420 e50b631a-de7b-4945-b53d-bd5afd11dcf9 Raymarine Marine GPS System 420 User Guide |
2014-12-13
: Raymarine Raymarine-Raychart-420-Users-Manual-125981 raymarine-raychart-420-users-manual-125981 raymarine pdf
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- disclaimer.pdf
- HSB Series Color LCD Display Owner’s Handbook
- Preface
- Contents
- Chapter 1: Overview 1-1
- Chapter 2: Getting Started & Adjusting the Display 2-1
- Chapter 3: Standard Radar Operations 3-1
- Chapter 4: Integrated Radar Operations 4-1
- Chapter 5: Standard Chart Operations 5-1
- Chapter 6: Further Chart Operations 6-1
- Chapter 7: Setting Up the System Defaults 7-1
- Chapter 8: Installation 8-1
- 8.1 Introduction 8-1
- 8.2 Unpacking and Inspecting the Components 8-4
- 8.3 Selecting the Display Unit Location 8-5
- 8.4 Cable Runs 8-8
- 8.5 Mounting the Display Unit 8-10
- 8.6 System Connections 8-12
- 8.7 Radar System Tests and Post Installation Alignment 8-16
- 8.8 Integrated Systems 8-21
- 8.9 Integrated System Checks 8-30
- Chapter 9: Maintenance and Problem Solving 9-1
- Appendix A: Specification A-1
- Appendix B: Using the Auxiliary Junction Box B-1
- Appendix C: C-MAP Chart Card Features C-1
- Appendix D: SeaTalk and NMEA Data Received and Transmitted D-1
- Appendix E: Connecting A Raytheon ST80 Active Compass for MARPA E-1
- Appendix F: Abbreviations F-1
- Index i
- HSB Series
- Color LCD Display
- Owner’s
- Handbook
- Chapter 1: Overview
- Chapter 2: Getting Started & Adjusting the Display
- 2.1 Introduction
- 2.2 Switching the Display On and Off
- Radar Mode
- To switch the Radar on, press and hold the POWER key until the unit beeps. The keys light up, the...
- To switch the radar scanner from Standby mode to Transmit mode, press the POWER key.
- You can switch on and adjust the display backlighting and contrast, if required, as described lat...
- To switch to Standby mode, press the POWER key. The display returns to the Standby screen, and th...
- To use Scanner off mode:
- Chart Mode
- Switch Off
- Simulator Mode
- Changing the Brightness
- Radar Mode
- 2.3 Controlling the Display
- Chart
- Radar
- Selecting the Mode of Operation
- Customizing the Screen Presentation Options
- Radar:
- Chart:
- Switching the Cursor Data Box On and Off
- Switching Radar Range Rings or Chart Grid On and Off
- Data Boxes
- Waypoint Display - Radar mode
- Custom Options - Chart mode
- 2.4 Radar Display Control Functions
- Using the Zoom Function
- Offsetting the Center
- To change the center:
- 1. Move the cursor over the center of the radar picture, until the letters CTR are displayed.
- 2. Press ENTER to take cursor control of the center point. The cursor changes to a four-headed ar...
- 3. Move the cursor to the required off-center position.
- 4. Press ENTER again to set the position and return to normal cursor control.
- To return the center of the radar picture to the center of the screen, repeat step1 and then pre...
- Hiding the Ship’s Heading Marker (SHM)
- 2.5 Chart Display Control Functions
- Moving Around the Chart
- Changing the Chart Center
- To center the chart:
- 1. Use the trackpad to move the cursor to the vessel’s position. The cursor text POS is displayed.
- 1. Move the cursor over your vessel’s position until the letters POS are displayed.
- Using FIND SHIP
- Changing the Chart Scale
- To change the scale quickly, press and hold the required arrow on the RANGE key.
- To zoom in to a larger-scale (more detailed) chart:
- 1. Use the trackpad to position the cursor in the area you wish to see in more detail.
- 2. Press the lower part of the RANGE key to zoom into the area.
- 3. If further chart enlargement is available using the current chart card you can press the botto...
- 4. When no further chart detail is available, as you press the bottom of the RANGE key, the effec...
- To zoom out to a smaller-scale (less detailed) chart, simply press the upper part of the RANGE ke...
- Changing the Chart Center
- Moving Around the Chart
- 2.6 Typical Chart Scenarios
- Chapter 3: Standard Radar Operations
- 3.1 Introduction
- 3.2 Range Control
- 3.3 Interpreting and Adjusting the Radar Picture
- Identifying False Echo Returns
- Adjusting Gain, Sea Clutter, Rain Clutter and Tune
- Figure 36: Radar Status Bar
- To adjust a parameter:
- 1. Select a range appropriate to the adjustment you wish to make. The optimum Tune setting varies...
- 2. Press GAIN or MULTI. The slider soft keys are displayed. The last-used slider is highlighted (...
- 3. Press the required soft key so that the slider box is highlighted. The TUNE and GAIN soft keys...
- 4. Use the trackpad to move the slider up or down. You can press and hold the control to move the...
- 5. When you have set all the controls to the levels you require, press ENTER, or CLEAR to clear t...
- Gain Control and Sea Control
- Tuning the Receiver
- Rain Clutter Control, using RAIN and FTC
- Changing the Targets Display
- 3.4 Measuring Range and Bearing Using VRM/EBLs
- Figure 311: EBL and VRM Displays
- Measuring Range and Bearing to Target from Vessel
- Placing a VRM/EBL
- To place a VRM/EBL when one is not already displayed:
- 1. Press VRM/EBL.
- Figure 312: Placing a VRM
- 2. If required, use the trackpad controls to change the radius (range) of the VRM circle and the ...
- 3. Press ENTER to drop the VRM/EBL. The radar shows this VRM/EBL as a short-dashed line, and the ...
- 4. Read the range and bearing to the target or point, which is shown in the VRM/EBL data box.
- 5. If required, you can move or delete the VRM/EBL data box using the context-sensitive cursor.
- To place a VRM/EBL when one is already displayed:
- 1. Press VRM/EBL to display the VRM/EBL soft keys.
- Moving an Existing VRM/EBL
- Deleting an Existing VRM/EBL
- Placing a VRM/EBL
- Measuring Range and Bearing Between Targets (FLOAT)
- Floating a VRM/EBL
- To float a VRM/EBL pair using the keys:
- 1. If one is not already present, place a VRM/EBL pair as described in the previous section.
- 2. Press VRM/EBL to display the VRM/EBL soft keys.
- 3. Press the FLOAT soft key. The soft keys are updated, with the relevant options displayed.
- 4. Press the FLOAT 1 soft key to float VRM/EBL1, or the FLOAT 2 soft key to float VRM/EBL2.
- 5. Use the trackpad to move the origin of the VRM/EBL to the required position (over the first ta...
- 6. Press ENTER to drop the VRM/EBL in its new position, or CLEAR to abandon the operation and ret...
- 7. Use the context-sensitive cursor to take control of the VRM and/or EBL, to obtain the range an...
- 8. Read the range and bearing information from the VRM/EBL data box.
- Moving and Unfloating a Floating EBL
- Floating a VRM/EBL
- Controlling VRM/EBL Data Boxes
- 3.5 Setting Guard Zones and Alarms
- Figure 313: Guard Zone Display
- Placing a Guard Zone
- To place a guard zone:
- 1. Press ALARMS. The soft keys are displayed.
- 2. If necessary, press the soft key for the guard zone you require, to toggle the setting between...
- 3. If necessary, use the trackpad to move the corner of the guard zone to the required position. ...
- 4. Press ENTER to drop the corner in its new position and redraw the zone, or CLEAR to abandon th...
- 5. If required, use the context-sensitive cursor to reposition other corners/ sides of the zone i...
- Moving, Reshaping or Deleting a Guard Zone
- You can move, reshape or delete an existing guard zone using the context- sensitive cursor. To do...
- 1. Move the cursor over the guard zone corner or side that you wish to control, until the letters...
- 2. If you wish to delete the whole zone, press CLEAR.
- 3. Alternatively, if you wish to move the corner or side, press ENTER to take control of it. The ...
- 4. Move the corner or side to the new position, as described on the previous page.
- 5. Press ENTER again to drop the corner or side in its new position, or CLEAR to abandon the oper...
- 6. If required, reposition the cursor and repeat steps 3 to 5 to move the other corners or sides.
- You can also delete (turn off) a zone by pressing the ALARMS key, and then pressing the appropria...
- Controlling Guard Zone Alarms
- To clear the alarm, press any key (on the master or repeater display).
- To change the alarm sensitivity setting:
- 1. Press MULTI to display the sliders.
- 2. Press the ALARM soft key to highlight the Alarm slider.
- 3. If required, press the soft key again to toggle the setting between OFF and ON. You can only m...
- 4. Use the trackpad to increase or decrease the alarm slider setting. You can press and hold the ...
- 5. The higher the setting, the more sensitive the alarm, and the smaller the target density requi...
- 6. Press ENTER to clear the slider display.
- 3.6 MARPA
- Introduction to MARPA
- Using MARPA
- Acquire a Target
- Cancel a Target
- View Target Data
- To view (or hide) target data using the context sensitive cursor:
- 1. Move the cursor over the target for which you require data. The letters MARPA and the followin...
- 1. Press MARPA to display the MARPA soft keys.
- 1. Press MARPA followed by the MARPA LIST soft key, the database list is displayed.
- 1. Press MARPA followed by MARPA LIST to display the database list.
- Chapter 4: Integrated Radar Operations
- 4.1 Introduction
- 4.2 Changing the Heading Mode
- 4.3 Using Marks
- To place a mark symbol:
- 1. Press the MARKS key. The soft keys PLACE MRK AT CURSOR and PLACE MRK AT VESSEL are displayed.
- 1. Move the cursor over the mark until the letters MRK are displayed.
- 4.4 Man Overboard (MOB)
- 4.5 Cursor Echo
- Chapter 5: Standard Chart Operations
- 5.1 Introduction
- 5.2 Using Chart Cards
- Inserting a Chart Card
- To insert a chart card:
- 1. Check that the card is a C-MAP NT C-Card with the required chart stored on it.
- 2. Open the card cover, at the lower left of the display front panel.
- 3. Hold the card with the title label towards the left, as shown in the illustration.
- 4. Gently push the card into one of the two slots. It will only go in if it is correctly oriented...
- 5. Close the card cover until it clicks shut, to prevent water entering the display unit.
- Removing a Chart Card
- Displaying the Chart Data
- Displaying Object Information
- To obtain the chart object, port or tide information:
- 1. Move the cursor over the symbol for which you require the information. An Object data box such...
- Chart Source Data
- Port Area
- Tide Data
- Nearest
- To obtain the information for the nearest port facility:
- 1. Move the cursor to the required position – this can be anywhere on the chart and may be over a...
- Inserting a Chart Card
- 5.3 Working with Waypoints
- Introduction
- Placing a Waypoint
- To access the place waypoint soft keys, press MARKS:
- To place a waypoint at the cursor position or at the vessel position:
- 1. Press either the PLACE WPT AT CURSOR or the PLACE WPT AT VESSEL soft key. The waypoint is adde...
- 1. Press MARKS, followed by the WAYPOINT LIST soft key. The Waypoint List and associated soft key...
- Selecting a Waypoint
- Waypoint Data Display
- Editing the Waypoint Details
- Erasing a Waypoint
- Moving a Waypoint
- CAUTION:
- Take care when editing waypoints as it is possible to move waypoints that are used in routes stor...
- 1. Move the cursor over the waypoint, until the letters WPT are displayed. The waypoint soft keys...
- 1. Select the waypoint using either the cursor or the waypoint list as described above. The waypo...
- 5.4 Working with Routes
- To access the route soft keys, press the default soft key ROUTE:
- Creating a New Route
- To make a new route by placing waypoints:
- 1. If necessary, move the cursor to the area in which you wish to make the route, and select a su...
- 2. Press the ROUTE soft key, then press the MAKE ROUTE soft key. The make route soft keys are dis...
- 3. Move the cursor to the position on the chart where you want your first waypoint to be. Press t...
- 4. Move the cursor to the next waypoint position. A dotted line connects the cursor to the last p...
- 5. Press PLACE WAYPOINT again. The waypoint is placed and the dotted line changes to a solid line.
- 6. Repeat steps 4 and 5 until you have placed all your waypoints. You can have up to 50 waypoints...
- 7. When you have entered all your waypoints, either:
- Saving the Current Route
- To save and name the current route:
- 1. To access the SAVE ROUTE soft key, press the ROUTE soft key, followed by MORE.
- 2. Press the SAVE ROUTE soft key. The save route pop-up and the NAME ROUTE soft keys are displaye...
- 3. The next available entry on the route list is highlighted. (If required, you can use the track...
- 4. If you do not wish to name or re-name the route, press the NO soft key to clear the list. The ...
- 5. Press ENTER to finish and clear the Name List, or press CLEAR to cancel the operation. To retu...
- Clearing the Current Route
- Retrieve a Route From the Database
- Displaying Route Information
- Route Leg and Waypoint Information
- Using Route Information to Review Your Passage Plan
- To display information about any route in the database:
- 1. Press the ROUTE soft key, followed by MORE, then press ROUTE LIST. The route list is displayed...
- 1. Press one of the PLANNED SOG keys to switch from actual to planned SOG.
- 2. Press the up or down PLANNED SOG keys to change the planned SOG value. The Time values in the ...
- 3. Press the ACTUAL SOG key to use the actual SOG value rather than a planned one.
- 4. Press ENTER to remove the Route Information window, then ENTER or CLEAR to return to the route...
- 5. To return to the default soft key display, press ENTER.
- Using the Route List to Erase and Name a Route
- To select a route to delete or re-name:
- 1. Press the ROUTE soft key, followed by MORE, then press ROUTE LIST. The route list is displayed...
- 2. If you ERASE a route you are prompted to confirm. Press NO to cancel the operation, then ENTER...
- 3. If you NAME a route, use the trackpad to move the cursor right or left to the character you wi...
- 4. Press ENTER to clear the Name List, or CLEAR to cancel the name then to return to the default ...
- Editing a Route
- Inserting a Waypoint into a Route
- Adding Waypoints at the End of the Route
- Removing a Waypoint from the Route
- Reversing the Route
- 5.5 Following Routes and Going to Points
- To access the Goto/Follow soft keys, press the default soft key GOTO (the soft keys differ if a f...
- Follow a Route
- To follow the current route:
- 1. Press the GOTO default soft key. The Goto/Follow soft keys are displayed.
- 1. Place the cursor over a route leg until the letters RTE and the route soft keys are displayed ...
- 1. Press the ROUTE default soft key, followed by MORE. The route soft keys are displayed.
- 1. Place the cursor over the route leg until the letters RTE and the route soft keys are displaye...
- Target Point Arrival
- Other Follow Route Options
- Going To an Individual Target Point
- Stop Follow or Stop Goto
- 5.6 Transferring Waypoints and Routes
- Displayed SeaTalk Waypoints
- Managing Database Lists
- CAUTION:
- The function COPY WPTS FROM HSB replaces the existing waypoint and route lists with the transferr...
- 1. To display the waypoint list press MARKS followed by the WAYPOINT LIST soft key. Press the WAY...
- 1. Display the waypoint list as previously described, then press the WAYPOINT TRANSFER soft key.
- 1. Display the waypoint list as previously described, then press the WAYPOINT TRANSFER soft key.
- 5.7 Using Tracks
- To access the track controls:
- 1. From the chart display, press the MENU key to display the chart set up soft keys.
- Setting Up a Track
- Clearing the Current Track
- Managing Tracks
- Saving and Naming a Track
- To save and name the current track:
- 1. Press the TRACK LIST soft key. The track list pop-up and associated soft keys are displayed.
- 2. The next available entry on the track list is highlighted. (If required, you can use the track...
- 3. Press SAVE TRACK. The name track soft keys are displayed.
- 4. If you do not wish to name or rename the track, press the NO soft key (or CLEAR) to clear the ...
- 5. Press ENTER to finish and clear the Track List, then to return to the default soft key display...
- Naming, Erasing and Showing a Track
- To name an existing track, erase a track or show a track, you select the track from the track lis...
- 1. Press the TRACK LIST soft key. The Track List is displayed. The grey selection bar indicates t...
- 2. If you NAME a track, use the trackpad to move the cursor right or left to the character you wi...
- 3. If you ERASE a track you are prompted to confirm. Press NO to cancel the operation, then ENTER...
- 4. If you SHOW a track, and you have a current track on screen, you are prompted to save the trac...
- 5. Press ENTER or CLEAR to return to the default display.
- Saving and Naming a Track
- Chapter 6: Further Chart Operations
- 6.1 Introduction
- 6.2 Measuring Distances Using the VRM/EBL Key
- To place a ruler line and Ruler data box:
- 1. Position the cursor on the starting point from which you wish to measure.
- 2. Press VRM/EBL. A Ruler data box is displayed showing the bearing and distance from the startin...
- 3. Use the trackpad to move the cursor to the measurement end point. A line connects the cursor t...
- 4. Press ENTER to fix the end point of the ruler line, and return to normal cursor control. The l...
- To re-position one end of the ruler line:
- 1. Move the cursor over the ruler line towards the end that you want to re- position, until the l...
- 2. Press ENTER to take cursor control of the ruler. The ruler end moves to the cursor which chang...
- 3. Move the cursor to the required position. The ruler data box is updated.
- 4. Press ENTER again to set the position and return to normal cursor control. Alternatively, pres...
- To clear the ruler line and ruler data box either: Move the cursor over the ruler line, until the...
- To clear the ruler data box: Press VRM/EBL, the ruler soft keys are displayed. Press RULER DATABO...
- To move the Ruler data box, using the context-sensitive cursor:
- 1. Move the cursor over the box until the letters BOX are displayed, and press ENTER to take curs...
- 6.3 Alarms and Timers
- Alarm Reporting
- Setting Alarms and Timers
- To set up an alarm or timer:
- 1. Press the ALARMS key. The Alarms Set Up menu is displayed, showing the current settings (see F...
- 2. Use the trackpad to move the selection bar up or down the options. As each line is highlighted...
- 3. Use the up or down soft keys to change the alarm setting. For example, for the arrival alarm y...
- 4. If required, press the ALARM OFF ON soft key to toggle the alarm on or off. If you turn an ala...
- 5. Press ENTER to save the changes and clear the list.
- 6.4 Man Overboard (MOB)
- 6.5 Cursor Echo
- 6.6 GPS Setup
- 6.7 Data Log Mode
- Chapter 7: Setting Up the System Defaults
- 7.1 Introduction
- 7.2 Changing the Set Up Parameters
- To set the default parameters:
- 1. Press the MENU key to display the set up soft keys - the options available depend on the selec...
- Radar
- Chart
- 2. Press the soft key for the set up you require.
- 3. Use the trackpad to move the selection bar up and down the list. An arrow is displayed at the ...
- 4. Press the soft key corresponding to the desired setting or, for scroll lists, use the soft key...
- 5. Once you have reset all the required values, press ENTER to clear the menu and return to the s...
- 6. Press ENTER, MENU or CLEAR to clear the soft keys and return to the default display.
- 7.3 System Set Up Parameters
- 7.4 Radar Set Up Parameters
- 7.5 MARPA Set Up Parameters
- 7.6 Advanced Settings
- To change the settings:
- 1. Press the MENU key to display the set up soft keys.
- 2. Press and hold the blank soft key directly to the right of the RADAR SET UP soft key for 5 sec...
- 3. Use the trackpad to move the selection bar to the required option.
- 4. Use the soft keys to increase or decrease the slider setting. As soon as you start to adjust t...
- 5. Press ENTER to display the menu again.
- 6. Press CLEAR to return to the Menu soft keys, and CLEAR again to return to normal operation.
- If required, you can recall the factory defaults for this page. To do so, move the selection bar ...
- Display Timing
- STC Preset
- Tune Preset
- 7.7 Chart Set Up Parameters
- Customize Chart
- Plotter Mode
- Chart Orientation
- Object Information
- Waypoint Options
- Vectors
- Datum Selection
- Position Offset
- To switch the position offset on/off:
- 1. Select the POSITION OFFSEToption, then press the OFFSET OFF ON soft key to toggle the option o...
- 1. Select the POSITION OFFSET option, then press the SET UP OFFSET soft key. If necessary, positi...
- 1. Select the POSITION OFFSET option, then press the SET UP OFFSET soft key
- Chapter 8: Installation
- 8.1 Introduction
- 8.2 Unpacking and Inspecting the Components
- 8.3 Selecting the Display Unit Location
- 8.4 Cable Runs
- 8.5 Mounting the Display Unit
- Mounting Bracket
- Console Mounting
- CAUTION:
- Make sure there are no hidden electrical wires or other items behind the location before proceedi...
- 1. Check the selected location for the unit. A clear, flat area at least 9in (230 mm) wide by 8¹...
- 2. Unpack the flush-mounting kit.
- 3. Using the supplied template, trace out the display unit opening.
- 4. Drill a º in (12.7 mm) pilot hole in each corner of the cut-out area.
- 5. Using a suitable saw, cut along the inside edge of the cut-out line.
- 6. Remove the mounting bracket knobs and bracket from the display unit. Make sure that the unit f...
- 7. Connect the DC power cable, inter-unit cable, and any other accessory cables to the display. A...
- 8. Place the gasket on the unit and slide the unit into the panel cut-out.
- 9. Use the flush-mounting kit to secure the unit to the console.
- 8.6 System Connections
- 8.7 Radar System Tests and Post Installation Alignment
- System Check
- Switch On and Initial Setup
- 1. Press the MENU key to display the setup soft keys.
- 2. Press the SYSTEM SET UP soft key. The SYSTEM SET UP menu is displayed, listing the parameters ...
- 3. Use the trackpad to move the selection bar down to the LANGUAGE option. the soft key labels ar...
- 4. Use the soft keys to highlight the required language.
- 5. Press ENTER to return to the setup soft keys.
- 6. Press CLEAR to return to the normal radar screen.
- 1. Press the MENU key to display the setup soft keys.
- Radar System Checks and Adjustments
- Transmission Check
- Bearing Alignment
- To determine the alignment error, use one of the methods detailed below.
- 1. Visually identify a suitable target, such as a buoy that can be seen towards the edge of the r...
- 1. If a visual relative bearing of a target has been determined, as in 2.1 above, set an EBL to t...
- 2. Press the MENU key to display the setup soft keys and select RADAR SET UP.
- 3. Use the trackpad to move the selection bar on the Radar Set Up Menu to BEARING ALIGNMENT.
- 4. Use the soft keys to adjust the Bearing Alignment slider and to rotate the radar picture. As s...
- 5. Rotate the picture to place the target under the EBL, or Heading Marker, depending on the meth...
- 6. When the bearing alignment error has been eliminated press ENTER to re- display the Radar Set ...
- 7. Press ENTER again to return to the set up soft keys, then press CLEAR to return to the normal ...
- 8. After adjusting the radar, always check the bearing alignment at the next opportunity. Usually...
- Display Timing Adjustment
- To adjust for correct timing:
- 1. Select the 1/8 nm range.
- 2. On the radar locate a straight dock, seawall or bridge that is facing your ship. If the image ...
- 3. Press the MENU key to display the setup soft keys.
- 4. Press and hold the blank soft key directly to the right of the RADAR SET UP soft key for 5 sec...
- 5. Use the trackpad to move the selection bar down to the Display Timing option.
- 6. Use the soft keys to adjust the Display Timing slider. As soon as you start the adjustment, th...
- 7. When the displayed image appears straight, press ENTER to return to the Advanced Set Up soft k...
- 8. Press CLEAR to return to the setup soft keys, and CLEAR again to return to the normal radar sc...
- EMC Conformance
- 8.8 Integrated Systems
- 8.9 Integrated System Checks
- Chapter 9: Maintenance and Problem Solving
- 9.1 Maintenance
- 9.2 Resetting the System
- 9.3 Problem Solving
- Appendix A: Specification
- Appendix B: Using the Auxiliary Junction Box
- Raystar 112, 105, Apelco 182 and 182XT
- CAUTION:
- Ensure the correct polarity of the 12 V supply before applying display or SeaTalk power. It is re...
- Ensure the correct polarity of the 12 V supply before applying display or SeaTalk power. It is re...
- Ensure the correct polarity of the 12 V supply before applying display or SeaTalk power. It is re...
- Ensure the correct polarity of the 12 V supply before applying display or SeaTalk power. It is re...
- Raystar 112, 105, Apelco 182 and 182XT
- Appendix C: C-MAP Chart Card Features
- Appendix D: SeaTalk and NMEA Data Received and Transmitted
- Appendix E: Connecting A Raytheon ST80 Active Compass for MARPA
- 1. A course computer (software version 11 or above) on SeaTalk with an ST80 active compass (which...
- Course Computer
- Autopilot 4000/5000
- ST80 System (without Course Computer)
- Calibrating the ST80 Active Compass
- Heading Alignment
- 1. Mount the compass (as described in the handbook supplied with it) so the alignment marker poin...
- 2. On your 10.4"LCD/10" CRT radar display, ensure the Heading data box is displayed. Use your shi...
- 3. Note the error in the active compass heading for each point and average the error. To obtain t...
- 4. Align your vessel to one point, then rotate the active compass to reduce the readout by the av...
- 5. Repeat steps 2 to 4 to reduce the average error as much as possible. You should aim for an err...
- 1. Mount the compass (as described in the handbook supplied with it) so the alignment marker poin...
- Linearization
- 1. Choose a calm day, and select an area of open water. Ideally, the current tide effects should ...
- 2. Calculate the size of circle you need to keep your turn rate down to not less than 45 seconds ...
- 3. Turn your vessel continously through two full circles (720˚) at a slow, steady speed, keeping ...
- 4. Ideally, continue to turn through a further two circles to ensure you have obtained accurate d...
- 1. Choose a calm day, and select an area of open water. Ideally, the current tide effects should ...
- Heading Alignment
- Appendix F: Abbreviations