Raymarine 420D manual Problem solving, Fault finding

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Chapter 6: Maintenance & Fault Finding	6-3

6.3 Problem solving

Prior to packing and shipping, all Raytheon products are subjected to comprehensive test and quality assurance programmes. However, if this unit should develop a fault, please refer to the following table to identify the most likely cause and the corrective action required to restore normal operation.

If you still have a problem after referring to the table, contact your local dealer, national distributor or Raytheon Product Support for further advice.

Always quote the product serial number.

Fault finding

Problem	Correction

Unit does not function	1. Make sure that the power supply cable is sound and that all
	connections are tight and free from corrosion.
	2. Check polarity of the dc power cables for proper connection.
	Reconnect leads if necessary.
	3. Check in-line fuse. Replace if necessary.
	4. Check vessel’s power (battery) for correct voltage readings
	(10.0Vdc to 18.0Vdc)

Poor display definition	Adjust contrast setting and/or backlight level

No position information	Check the GPSconnection
	Check the GPSreceiver/antenna

No fix	Check that GPS receiver not obstructed
No dfix (RC420 only)	Check beacon station coverage
	Check antenna ground (see GPS antenna Installation Guide)

No NMEA data received	Check the POWER/NMEA connector and the NMEA equipment

Loss of stored data,	Return to dealer for internal battery chack
eg. waypoints

No detailed chart data	Check that Nav-Chart card is pushed fully home
	Check that the Nav-Chart card has appropriate cartography

Other problems	visit website www.raymarine.com

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Contents Distributed by Raychart 420/ 420D Chartplotter Page RayChart 420 and 420D Chartplotter Owner’s Handbook Safety NoticesUnited States Preface WarrantyEMC Conformance RayChart 420/420D Chartplotter Contents Join a route Advance to a waypoint Table of Contents Vii For accessories and parts Table of Contents RayChart 420/420D Introduction OverviewHow this Handbook is organised General Chartplotter displayDisplay functions Operating controls Display optionsTrackpad and cursor 128 nmDedicated keys Function barPop-up menus Database listsConventions used Getting startedSimulator Switching on/off Chart simulator Selecting the display mode Controlling the displayTime 1234 Date 26/01/99 Moving around the chart Using Find ShipChanging the chart scale Status Bar Chart rangeUsing Navionics Nav-Chart cards 128 nmInserting a Nav-Chart card Displaying the chart data Removing a Nav-Chart cardDisplaying chart information To obtain port services information RayChart 420/420D Chartplotter Safety OperationWorking with waypoints IntroductionPlacing a waypoint Operation Selecting a waypoint Editing the waypoint details Enter Erasing a waypoint Moving a waypointWorking with routes Creating a new route Saving the Current Route Clearing the current route from the screen Retrieving a route from the databaseErasing or renaming a route Displaying route leg and waypoint informationEditing a route Inserting/deleting waypoints in a route To add a waypoint to the end of a routeFollowing routes and going to target points Follow a route Reverse a routeAlter a route Target point arrivalJoin a route Restart Cross Track Error XTE Advance to a waypointGoing to an individual target Go to a waypointGo to cursor Go to a portChanging the display mode Stop follow or stop gotoCDI display BDI display BRG 234 T RNG 12.4 nm Waypoint dataCOG 230 T SOG 6.8 Kts Navigation dataTime Date 26/01/99 Time/Date DataDisplayed waypoints Transferring waypoints and routesManaging database lists Using tracks WPT/ROUTE TransferSetting up a track SettingClearing the current track Man Overboard MOBSmartRoute‰ Alarms Range key operates normally to change chart scaleSetting up the chartplotter System set up parametersMenu Options Factory New Default Setting Bearing mode Key beepUnits VariationTime offset LanguageSimulated SOG Simulated COGChart set up parameters Parameter Options Factory New Default Setting Plotter mode Waypoint symbolOrientation Show waypointsAnchor alarm XTE alarmChart text Screen amplifierChart boundaries Depth contours 5MDepth contours 10M Depth contours 20MGPS setup Setting Up the Chartplotter RayChart 420/420D Chartplotter Installation EMC Installation GuidelinesSuppression ferrites Unpacking and inspecting the componentsConnections to other equipment Location Items Missing?Registering this Product Selecting the best location122 mm 4.8 Connecting to other equipment Mounting the chartplotterTrunnion yoke mounting Panel mountingD47221 GPS connector Chartplotter connectorsCabling POWER/NMEA connector System Check and Initial Switch On Function ColorInitial Switch On System CheckChecking the Chartplotter Operation RayChart 420/420D Chartplotter Maintenance & fault finding MaintenanceServicing and Safety Routine checksResetting the system Two types of reset are available for the ChartplotterProblem solving Fault findingHow to contact Raytheon Marine US For accessories and partsFor product repair and service Worldwide supportHow to contact Raytheon Marine Europe RayChart 420/420D Chartplotter Appendix a Specification Y2KRayChart 420/420D Chartplotter Appendix B Nmea data RayChart420 Appendix C List of abbreviations COGRayChart 420/420D Chartplotter Cut out Shaded area Only RayChart Limited Warranty Certificate Warranty LimitationsFactory Service Centers United States of America