MLR FX312 User Manual
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MLR FX312 User Manual

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Dear Customer,
Thank you for choosing the MLR FX312 GPS or the MLR FX412 DGPS Navigator. We are
confident it will give you many years of excellent service and you will enjoy exploring the
numerous functions available from this state of the art GPS or DGPS.
For further information or technical help, please do not hesitate to contact your local dealer or
MLR Electronique in Vallet, who will be pleased to help you.
If you have chosen the FX312, you will be able to upgrade its accuracy by connecting it to the
MLR DF300 Differential Beacon Receiver, or by modifying it into a FX412. For more
information, contact your local dealer.
Yours sincerely,
Jean Pierre MAQUAIRE
C.E.O
FX312 & FX412 VERSION 2.0
MLR ELECTRONIQUE
1

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Summary of Contents for MLR FX312

  • Page 1 MLR Electronique in Vallet, who will be pleased to help you. If you have chosen the FX312, you will be able to upgrade its accuracy by connecting it to the MLR DF300 Differential Beacon Receiver, or by modifying it into a FX412. For more information, contact your local dealer.
  • Page 2 FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...
  • Page 3 GPS System. The accuracy is by “Selective Availability” which is equivalent to plus or minus 100 metres. The MLR FX312 high accuracy GPS or the MLR FX412 high accuracy DGPS is an AID TO NAVIGATION ONLY and should not be used as a substitute for more traditional methods of navigation.
  • Page 4 FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 5: Table Of Contents

    7 – SIMULATOR FUNCTION ............................... 38 8 – SATELLITES ..................................39 9 – TO USE THE FX312 OR THE FX412 IN DIFFERENTIAL MODE................. 39 9.1. – USING THE FX312 WITH THE MLR DF300 DIFFERENTIAL BEACON RECEIVER........... 39 9.2. – USING THE FX312 WITH OTHER MANUFACTURERS DGPS RECEIVERS ............41 9.3.
  • Page 6 D – DESCRIPTION OF THE EQUIPMENT AND SPECIFICATIONS ................67 1 – CONTENTS OF FX312 ..............................67 2 – CONTENTS OF FX412 ..............................67 3 –COMMUN SPECIFICATIONS OF THE FX312 & FX412....................67 4 – PARTICULAR SPECIFICATIONS OF THE FX412 ....................... 69 E – INSTALLATION INSTRUCTIONS..........................70 1 –...

  • Page 7: A - Presentation

    YOUR USER’S MANUAL FX312 & FX412 This user manual applies to both units FX312 and FX412. For the FX412, you will find specific instructions to install the receiver and its antenna as well as for its use in differential mode.
  • Page 8 Note 2: From the Navigation Menu you may select 2D, 3D or Auto mode. The altitude measurement unit (i.e. metres or feet) can be selected from the NAVIGATION MENU. ____________________ FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 9: Navigation Display: Speed And Course Over The Ground

    Data, Compass, 3D Road or Radar displays. You now have the option of choosing a WAYPOINT FROM THE LIST, NEW WAYPOINT, ROUTE FROM THE LIST or NEW ROUTE. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...
  • Page 10 In the DATA mode, you will have the navigation information in large character as well as the cross track error represented by a bargraph. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...
  • Page 11 ETA = Estimated Time of Arrival to your destination waypoint. It is calculated using the TTG information and current time. = COURSE over the ground or route = BEARING to the waypoint of destination A - B = direct line to the destination waypoint FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 12: Deactivate The Goto Waypoint Function

    For instance XTE : R 0.05NM, you are at the right of the route and at 0.05 nautic mile from the direct route. To correct your direction, you have to go left. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...
  • Page 13 0,25 KM or NM or MI. Keep the arrow centered and pointing to the top for the most direct track to your waypoint. The icon representing your destination waypoint moves down the display as you approach it. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 14: Changing The Destination Waypoint

    2). Once the letter or the number is displayed, the cursor will advance automatically to the next character. If you make a mistake, use the arrow keys to move back or to advance FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 15: Waypoint Entry By Range And Bearing

    3.6. – WAYPOINT ENTRY BY RANGE AND BEARING This function allows you to create a waypoint when you know its distance and bearing in relation to a known position, another waypoint or your position. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 16: Keeping Your Waypoint Permanently Active

    From the GOTO WAYPOINT function, press the Menu key then press the key 5 (or select 5- KEEP WPT ACTIVE and press Enter) to display the option window. Select YES to keep the waypoint active and press the Enter key. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 17: Modify A Waypoint

    Once the modification is made, press Enter to store your changes. Tip: Do not forget to press the Enter key to validate your modifications and store them. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 18: Delete A Waypoint Or All Of The Waypoints

    Tip: If you do not want to delete the waypoint, press the Pos, Nav, GoTo, Plot or Menu function keys to cancel the operation. To delete all your waypoints, press key 1 (or select 1-DELETE ALL OF THE WAYPOINTS and press Enter) select YES? then confirm by pressing Enter. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 19: Display Range And Bearing Between 2 Waypoints

    RNG/BRG 2 WPTS and press Enter), then press the 9 List key or the Enter key to display the list of your waypoints. Select the first waypoint and press Enter, follow the same procedure for the second waypoint. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 20: Waypoint Memory Allocation: Used And Free Memory

    The GOTO ROUTE function is similar in operation to the GOTO WAYPOINT function, may we suggest you to read paragraph B.3 for additional information. A route is a number of waypoints linked together in any sequence chosen by the user. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 21: Activate The Goto Route Function

    Enter. Select the first waypoint in the route using the arrow keys and press Enter. Note: The GOTO ROUTE function can also be activated from the ROUTE MENU by choosing 0 - ACTIVATE. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 22: Deactivate The Goto Route Function

    4.3. – DISPLAY MODE SELECTION: DATA, COMPASS, 3D ROAD OR RADAR From the GOTO ROUTE function, press the Menu key then press the key 2 (or select 2-GOTO DISPLAY and press Enter). Select the display mode using the arrow keys then press Enter. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 23: Changing The Route In Use

    Repeat this operation to enter all waypoints. When you have finished entering your route, move the cursor to OK? using the arrow keys and press Enter to validate and to store your new route. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 24: Modify A Route

    Press the key 1 to insert a waypoint before the cursor. Press the key 3 to delete a waypoint. To validate your modifications select the OK? using the arrow keys and press Enter. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 25: Delete A Route Or All Of The Routes

    Tip: To advance several waypoints, repeat the operation as required. 4.9. – DISPLAY THE ROUTE DETAILS This function allows you to know the range and the bearing between each waypoints of the route. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 26: Route Memory : Used And Free Memory

    4.10. – ROUTE MEMORY : USED AND FREE MEMORY From the GOTO ROUTE function, press the Menu key and press key 8 (or select 8-MEMORY USED and press Enter). Note: The capacity of the memory is 20 routes. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 27: Plotter Display: View Your Track And Current Position Relative To Surroundings

    Note: When the HOME FUNCTION is active, the PLOT indicator shown in the top left of the screen is replaced by the HOME indicator. To deactivate this function select the NOT ACTIVE option from the Home Function (in the Plotter Menu). FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 28: Select The Full Screen Or Window Mode

    From the PLOTTER function, press the Menu key and press key 2 (or select 2-DISPLAY WPT and press Enter). Select the type of display required (i.e. Icon or full name) using the arrow keys then press Enter. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 29: Selection Of The Type Of Information Displayed

    UP and press Enter). Use the arrow keys to move the cursor within the set up menu and use the arrow keys to scroll through the different options available. When finished press Enter to confirm your entries. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 30: Display The Chart Outline

    GPS. To enter your chart outline, connect a YEOMAN plotter (see the connection in the installation paragraph) to your receiver. To be used with the MLR DIGIPOINT, see paragraph B.10 and the user manual of your DIGIPOINT.
  • Page 31 Note: The position of the last received point is displayed at the bottom of the screen. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 32: Delete The Track Or The Chart Outline

    From the PLOTTER function, press the Menu key and press key 6 (or select 6-DELETE and press Enter), then press the key 0 to delete the track or the key 1 to delete the chart outline, and press Enter to confirm. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 33: Copy The Track Or The Chart Outline

    5.9. – SELECT TRACKING INTERVAL BY DISTANCE From the PLOTTER function, press the Menu key and press key 8 (or select 8-TRACK INT-VAL and press Enter). Using the arrow keys select the desired track interval and press Enter. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 34: Track And Chart Memory: Used And Free Memory

    5.11. – CHANGE THE ZOOM SCALE ON THE PLOTTER SCREEN From the PLOTTER function, press directly on to key 7 Zoom (Direct Access ), then select the desired scale using the arrow keys and press Enter. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 35: Cursor Mode

    5.13. – CENTER THE PLOTTER SCREEN ON A WAYPOINT From the PLOTTER function, press the key 5 : your waypoint list is displayed. Select the waypoint you want to appear in the middle of the screen and press Enter. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 36: Man Over Board (Mob) And Mark Functions

    MOB position. If you move off the MOB position, the screen scale will be modified automatically to keep the MOB position permanently in the centre of the screen. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 37: Mark (Event / Waypoint) Activation

    The proposed comment comprises of the time, the altitude and the date calculated by the receiver at the time you press on the Mark/Mob key. Tip: You can alter the Mark / Event waypoint by using MODIFY from the WAYPOINT MENU. ____________________ FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 38: Simulator Function

    Note: When the simulator is active, the SIMU indication is displayed on the top left of the screen. To stop the simulator function, select NOT ACTIVE from the ACTIVE/NOT ACTIVE window and press the Enter key. ____________________ FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 39: Satellites

    9 – TO USE THE FX312 OR THE FX412 IN DIFFERENTIAL MODE You will find in this chapter 3 paragraphs describing : the use of the FX312 with the MLR DF300 differential beacon receiver, the use of the FX312 with another differential beacon receiver and the use of the FX412 in differential mode.
  • Page 40 DIFF = Calculation of the position with differential corrections, if the differential signal is not found the position is not calculated. AUTO = The FX312 selects the best mode, either Normal or Diff, according to the differential corrections being received.

  • Page 41: Using The Fx312 With Other Manufacturers Dgps Receivers

    Note: the D letter is displayed in the top left of the screen when the FX312 calculates its position in differential mode. The indication of accuracy (ECP) automatically takes into account the precision of the differential mode. Tip: The Annex 4 of your manual contains a list of DGPS station frequencies.
  • Page 42 To use your FX412, be sure that you have correctly selected INTERN for the TYPE, and AUTO or DIFF for the mode together with the correct DGPS station (frequency and Baud rate) with the help of ANNEXE 4. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...
  • Page 43 FX412 on EXTERN for the TYPE and select the working mode for the DGPS (see previous paragraph). Please read your DGPS receiver manual for further information. The letter ‘D’ is displayed on the top left of the screen when the FX412 calculates its position in differential mode. ____________________ FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 44: Use Of Digipoint To Enter Waypoints, Routes And Chart Outline

    1 to select 1-DGPS MESSAGE and read the received message. Press the Enter key to delete the DGPS message. To save the message, leave the MESSAGE on the screen whilst pressing one of the function keys, Pos, Nav, GoTo, Plot or Menu. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 45: Software Version And Gps Year Of Your Receiver

    To update the GPS year, press the key to select the GPS YEAR, press Enter, enter the year and then press Enter. Note : Be careful, your receiver might not work properly if you enter a wrong date. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 46: C - Beginners Guide

    C – BEGINNERS GUIDE 1 – POWER ON/OFF Press the PWR key to switch on your GPS, an audible beep is given out and the FX312 begins a sequence of autotests. Then, the FX312 (or FX412) indication, the software version and OK are displayed.

  • Page 47: Satellites

    Enter) to view the satellites and signal strengths being received. The left hand side of the screen details currently received satellites. The outside circle represents the horizon and the central disk represents the zenith. A satellite close to the outside FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 48: Contrast And Backlight Adjustment

    Use the horizontal arrow keys to switch the backlight on or off . Press Enter to validate your adjustment and to erase the window. Tip: To illuminate the GPS quickly press PWR and Enter. ____________________ FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 49: General Procedures Using The Keyboard

    4 – GENERAL PROCEDURES USING THE KEYBOARD Function or action Function or action From every function or display For 3 seconds Example : POS Menu Menu GoTo Menu Wayoint GoTo Waypoint List FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...
  • Page 50 Plot Menu Plot Zoom Plot To stop the MOB Mark/Mob Enter One press in the MOB function mode Mark/Mob Enter To validate the event One press in the MOB waypoint and MARK mode FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 51: Use Of 'Arrows' Keys And Enter

    MENU or option window Vertical movement of the cursor in an options window or in a list Horizontal movement to select a parameter in a line of options within a window FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 52: Abbreviations And Symbols

    Error circular probability (estimated error) FREQ R = Received frequency FREQ T = Transmitted frequency GPS = Global Positioning System ETA = Estimated time of arrival L1 = Log 1 L2 = Log 2 LAT = Latitude FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 53: Measurement Abbreviations

    The DGPS MENU allows you to set up your receiver in DGPS mode (see chapter B.9). The DIGIPOINT MENU allows you to enter easily waypoints, routes or chart outline from a paper chart (see chapter B.10). FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 54: System Menu

    Note: The window situated at the bottom of the screen explains the selected option. 7.1.1 – GEOGRAPHICAL CO-ORDINATES From the SYSTEM MENU, press the key 0 (or select 0-CO-ORDINATES and press Enter). Select the type of co-ordinates using the arrow keys and press Enter. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...
  • Page 55 From the SYSTEM MENU, press key 2 (or select 2-AREA OF USE and press Enter. Using the arrow keys, first select the Continent and press Enter, then select the country or the zone where you use your GPS and press Enter to confirm. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...
  • Page 56 Tip: For UK the time difference is zero hour in the winter and plus one hour in summer. 7.1.5 – LANGUAGE From the SYSTEM MENU, press key 4 (or select 4-LANGUAGE and press Enter). Use the arrow keys to select the language required and press Enter to confirm. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...
  • Page 57 7.1.7 – MARK / MOB KEY FUNCTIONS From the SYSTEM MENU, press key 6 (or select 6-MARK/MOB and press Enter). Use the arrow keys to select the working mode required and press Enter. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...
  • Page 58 From the SYSTEM MENU, press key 8 (or select 8-INPUT/OUTPUT and press Enter). Use the arrow keys to move the cursor in the options window. Use the arrow keys to select the required configurations and the press Enter to confirm. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...
  • Page 59 CHART OUTLINE to download a chart outline from your receiver to the PC and select the format TRACK to download the track from your receiver to the PC. To load datas from a PC, make sure the NMEA183 is selected for the serial input. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 60: Navigation Menu

    - 7 - set up the alarms (arrival, anchor or XTE) - 8 - display summary of navigation user options Note: The window situated in the bottom of the screen explains the selected option. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...
  • Page 61 Enter. 7.2.3 – XTE UNIT From the NAVIGATION MENU press key 2 (or select 2-XTE UNIT and press Enter). Select the cross track error unit using the arrow keys and press Enter. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...
  • Page 62 The bearing and course are referenced to true north. To reference them to the magnetic north it is necessary to enter the compass variation. The magnetic variation is generally indicated on the navigation chart. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...
  • Page 63 ROUTE function are always active). MODE = the audible alarm gives out BEEPS for a duration of 10 seconds or for an unlimited time until the user presses a key on the keyboard. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...
  • Page 64 DISTANCE = it is the radius from a waypoint that you wish the alarm to sound. The visual alarm and the resonant alarm are released when the vessel exits the circle, (this circle is determined by the alarm radius selected). FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...
  • Page 65 Use the arrow keys to select alarm ON/OFF and mode required. Use the numeric keys to enter the distance. Once all parameters are configured press Enter to validate. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...
  • Page 66 7.2.9 – USER SET-UP SUMMARY From the NAVIGATION MENU press key 8 (or select 8-USER SET-UP and press Enter). FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 67: D - Description Of The Equipment And Specifications

    - 1 User’s Manual. - 1 guarantee card. - 1 Quick Reference Card. ____________________ 3 –COMMUN SPECIFICATIONS OF THE FX312 & FX412 Main functions : . Direct Access™ (direct access to POS, NAV, GOTO, PLOT, MARK/MOB and MENU functions) . Latitude, longitude with definition of the 1/10000 of minute (18cm).
  • Page 68 - Reacquisition 4 seconds. - Up to 3 hours off: 30 seconds. - Up to 24 hours off: 90 seconds. - World-wide cold start: 3 minutes. . Screen: FSTN screen with backlight 91 x 59 mm. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 69: Particular Specifications Of The Fx412

    . Data input and data output : . Serial output : 1 RS422 + 1 RS232 ; format NMEA180, NMEA182, NMEA183 V1.5, NMEA183 V2.0, MLR, WPTS & RTES, CHART OUTLINE, TRACK. . Serial input : 1 RS232 ; format NMEA183, RTCM104.

  • Page 70: E - Installation Instructions

    RS422 (NMEA) output for navigation devices (autopilot, radar, plotter,…). DATA INPUT The FX312 and FX412 have one data input for loading waypoints from a P.C. or for the connection with an external differential beacon receiver (DGPS). CONNECTION WITH A P.C. AND WITH THE MLR DF300 DGPS RECEIVER...

  • Page 71: Siting The Antenna

    CONNECTION WITH a YEOMAN TYPE PLOTTER To construct your electronic chart from a YEOMAN plotter connect it to your FX312 as detailed below: FX312/FX412 Wiring FX312/FX412 Designation Yeoman Wiring Blue - 0 Volt Blue +10 to 36 Volts DC Brown or orange...

  • Page 72: Fx312 Antenna

    - For motorboats mount the antenna on the cabin roof When there is a radar, the antenna must be sited above the radar scanner Contrary to previous MLR antennas it is now possible to cut the cable to shorten it. The minimum length is 1 meter.
  • Page 73 ____________________ FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 74: Procedure For Elimination Of Interference (Only For Fx412)

    2. If the interference ceases it is on the power supply, go to the next paragraph 4, if the interference continue go directly to the paragraph 5. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

  • Page 75: Solution To Interference On The Power Supply

    3.6. – SOLUTION TO MECHANICAL INTERFERENCE If the interference is caused only when the propeller is engaged in gear, it may be necessary to earth (ground) the propeller shaft, utilising a set of shaft brushes. FX312 & FX412 VERSION 2.0 MLR ELECTRONIQUE...

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Fx412

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