Furuno FR-1710 manual Diagnostic Test, Sequence for diagnostic test

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3.7 Diagnostic Test

A diagnostic test program is provided to en- able testing of major circuit boards in the ra- dar display unit. Note that the normal radar picture is lost during this test.

Proceed as follows to execute the diagnostic test:

1.Press the MENU key to shown the main menu.

2.Press the [0] key four times to select the OTHER sub menu.

3.Press the [2] key to select TEST.

Program numbers appear. The diagnos- tic test is executed and the screen shows test results as shown on the next page. OKs appear for normal operation. ARP re- sults appear only when optional ARP Board is mounted. If NG (No Good) ap- pears, corresponding components may be defective. Consult your dealer.

5.Small squares and circles displayed on the test results screen are for testing the keys and controls. As you operate the keys, corresponding squares are highlighted, in- dicating that your control/key operations are properly recognized.

6.Press the [ENTER/SELECT] key to check the display circuit. See page 3-9.

7.To terminate the diagnostic test, press the [MENU] key.

[MENU] key

MENU

1.VIDEO PLOT

2.TGT TRAIL

3.TGT ALARM

4.PANEL DIM

5.ECHO SIG

6.FUNC

7.PLOT

8.MARK

9.BRILL

0. OTHER

 

 

[0] key TWICE

 

 

 

 

 

 

 

 

 

 

 

OTHER

1. HDG SET

 

 

 

 

2. SPD MODE

MAN

LOG

NAV

3.MAN SPD

4.DRIFT SET

5.DISPLAY

6.MARK/LINE

7.TUNE

8.NAV DATA

9.EBL/VRM

0.

[0] key TWICE

OTHER

1.

2.TEST

3.DEGAUSS

4.TIME ALARM

5.RANGE

6.INSTALL

[2] key TWICE to start test

Figure 3-1 Sequence for diagnostic test

3-7

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Contents Marine Radar First Edition NOV Do not operate the equipment with wet hands Keep heater away from equipmentUse the proper fuse Do not open the equipmentDo not disassemble or modify the equipment Table of Contents SP-1 Declaration of Conformity FR-1760DSWord to the Owner of This Furuno Radar FeaturesIntroduction System Configuration FR-1760DSFR-1710/1725 Antenna Unit Display UnitMenu Tree ViiiPlot Menu Mark Disp OFF Erase VEC REF REL True VEC Time Curs RNG INT REJ OFF Stretch Enhance Contrast Auto Xii Transmitter on Turning on the PowerOperational Overview Control Description Control descriptionControl Panel Backlighting Tuning the ReceiverCRT Brilliance Degaussing the Screen Initializing the Compass ReadoutOn-screen Legends and Markers On-screen legends and markersSelecting presentation mode Presentation ModesCourse-up Mode Selecting the Range Scale Screen showsManual speed input Entering Own Ship’s SpeedAutomatic speed input Pulselength, Echo Stretch 10 Echo stretchS1P Automatic adjustment by the A/C Auto control Adjusting the SensitivityManual adjustment by the A/C SEA control Suppressing Sea ClutterSuppressing Precipitation Clutter Interference RejectorMeasuring range by the fixed range rings Measuring the RangeMeasuring Bearing Measuring range by the variable range marker VRMCollision Assessment by the Offset EBL Measuring Range and Bearing Between Two TargetsSetting a Target Alarm Zone 18 Measuring range and bearing Between two targetsInward and outward alarms Acknowledging alarmDeactivating target alarm zone Off-centering shiftEcho Averaging 23 Echo SIG menuElectronic Plotting Aid EPA Plotting a targetTerminating target plotting True or relative vector, vector timeTarget data Reading the target dataLost target alarm Setting CPA/TCPA alarm rangesSilencing CPA/TCPA audible alarm CPA/TCPA AlarmTrue or relative trails Target Trails Echo TrailsPast plot points Restoring trails Trail gradationSelecting trail time Displaying, erasing target trailsThin trails Resetting target trailsTrail brilliance Trail afterglowParallel Index Lines Origin MarkZoom MarkersUser Keys F1, F2, F3 Presetting the user keysPresetting the function keys Function KeysFunc key objectives 42 FUNC1 menuAdjusting Brilliance of Screen Data Suppressing Second-trace EchoesEnhanced Video Time AlarmNoise Rejector Degaussing Interval Navigation DataOutputting Target Position Video ContrastClutter Sweep Selecting Bearing Scale Format Background ColorSelecting Range Scales Available color combinationsEnlarging Close-in Targets 46 A/D Converter Curve SettingA/D curve settings Alarms AlarmsAlarms con’t Peformance MonitorGeneral Radar resolutionRadar Observation Minimum and maximum rangesRange measurement False EchoesBearing accuracy Multiple echoesShadow sectors Sart Search and Rescue TransponderVirtual image General remarks on receiving Sart Sart range errorsShowing Sart marks on the radar display Radar bandwidthGain Racon Radar BeaconRadar side lobes SEA controlMaintenance schedule MAINTENANCE, TroubleshootingPeriodic Maintenance Schedule On nextLife expectancy of major parts Maintenance schedule con’tLife Expectancy of Major Parts Battery replacement information Fuse Replacement Simple TroubleshootingReplacement of Batteries Easy troubleshootingService call Advanced-level TroubleshootingServiceman qualification Advanced-level troubleshooting Problem Check point Remedy Probable causeAdvanced-level troubleshooting con’t Diagnostic Test Sequence for diagnostic testTest results screen Display circuit test Parts Location Left side viewDisplay unit, top view FR-1760DS Scanner Unit Scanner unit, left side viewFR-1760DS Scanner Unit con’t Scanner unit, right side view, RF section removedFR-1760DS Power Supply Unit FR-1760DS Power supply unitFR-1710/1725 Scanner Unit RF module Upper partModule Lower part Specifications of Marine Radar Radar Display Dimension and Mass Coating Color Index RaconIndex-2