Simrad SIMRAD HS50 manual No response, No valid data

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Simrad HS50 Heading Sensor

No response

In normal operation it takes about one minute from the Display unit is powered on until information appears in the display. If the display screen is still black after three minutes from power on, do as follows:

Check the power connection to the Processing unit, and check that the Processing unit is supplied with correct voltage. Refer specification in Power section, page 7.

Press the POWER button on the Display unit two or three times in case of poor connection.

If there are still no information on the display, consult your nearest Simrad dealer for assistance.

No valid data

In normal operation it can take up to 15 minutes from the Display unit is powered on to full accuracy on all data is obtained, and the indicators showing valid data. If all the indicator boxes are still white after 15 minutes from power on, then do as follows:

Check that connectors are properly connected to Display unit and Sensor unit.

Check that cables from Sensor unit and Display unit are correctly terminated to the Processing unit according to the pin-out shown on page 20.

Check that the cables are correctly terminated in the connectors. Refer Cable wiring, page 13 for the Sensor unit, and Display unit cable page 17 for the Display unit. If not, switch off the power, re-connect the cable to the connectors properly, and power on the unit again.

If all connections are correct and still no valid data, the mounting location of the Sensor unit may not be suitable, less than four satellites are in view, or there may be an obstruction between the Sensor unit and the GPS satellites. Check the mounting location and consider relocation according to Location of the unit, page 10.

If there are still no valid data, consult your nearest Simrad dealer for assistance.

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Contents Simrad HS50 Heading Sensor Copyright 20221081 / F Document revisions Contents Operating Instructions Figures and Drawings This page Intentially Left Blank Introduction HS50 System components20221081 / F About this manual Definitions, abbreviations and acronymsDefinitions Abbreviations and acronyms NmeaHealth, environment and safety Restrictions in guaranteeRestrictions in use Sensor unit Physical dimensionsPerformance data Display unitPower Environmental specificationProcessing unit Cable InterfaceProcessing unit to sensor unit cable General Cable connectionGrounding Sensor unit Location of the unitMechanical installation Bracket mounting option Cable wiring Pedestal mounting optionWaterproofing the connectors Display unitPanel mounting Alternative panel mountingBracket mounting option Display unit cable Processing unit Cable connections Display Unit Sensor Unit Connecting to Simrad equipment RGC Signal Interface unitAP9MK3 Autopilot J50/J300X Junction unit NI300XIS15 Instruments RGC12 Gyro Compass Simrad RA40/RA50 RadarSoftware setup procedure Display Adjustments ExampleDifferential corrections Data output All six serial lines may be used simultaneouslyEthernet GeneralRadar format Height aidingVelocity filtering DatumExpert setup HDT-QRun mode Heading offsetExample Operating Instructions OverviewTurning the system ON/OFF Performance monitoring348 Navigation/HDT display Navigation/POS displayInfo displays Hdop PdopGps hdt Deviation Accuracy Last heading Common sat Alarms Invalid Position alarm Invalid Heading alarmInvalid Position and Heading alarm Operation Height aided GPS positionThis page Intentially Left Blank Maintenance Periodic maintenanceSoftware upgrades Re-calibration of the Sensor unitReplacing damaged cables TroubleshootingRepairs and modifications Replacing damaged unitsNo response No valid dataNo Differential corrections Invalid HeadingReduced heading indication Simulated dataFigures and Drawings Dimensions SeatexSensor unit bracket, dimensions Kongsberg SeatexSensor unit Processing unit, dimensions Display unit, dimensions Standard delivery Optional equipmentDocumentation