11.2VHFRadiotroubleshooting
ProblemswithyourVHFradioandtheirpossiblecausesandsolutionsaredescribedbelow:
Loosewiringconnection.
Checkallcableconnections.
Radiowillnotpowerup.
Blownfuse.Checkfuseandreplaceifnecessary.
MMSInumbernotprogrammed.CheckMMSInumberhasbeenenteredcorrectly. DSCfunctionsarenotworking.
RadioissettoATISmode.UseofDSCisnotpermittedinATISregions.Youwillbeunable
tomakeDSCdistressandothertypesofdigitalselectivecall.
Positiondataisnotshown.
InformationnotbeingreceivedfromGPS•CheckGPSisswitchedonandconnectedtotheradio.
•CheckcorrectinterfaceisselectedNMEA0183orNMEA2000.
•Powercycletheradio.
Troubleshooting
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