Product Manual

Troubleshooting
ReceiverProblems
70
P/N:7010‐1004
• Themodembatteryislow.
• Thespecifiedbaudrateisincompatiblewiththebaudratesthemodemsupports.Thebaudrateistherateatwhichthe
receivertransmitsdifferentialmessagestothemodemandviceversa.
–Changethemodem’sbaudrate.
• TheBaseandRovermodemsusedifferentradiolinkparameters.
–ConfiguretheBaseandRoverradiomodemsaccordingtothe procedureslistedintheTRUOnlineHelp.
• ThedistancebetweentheBaseandRoveristoofar.
–ClosethedistancebetweentheBaseandRover.
–Userepeaterstoincreaseradiocoverage.
• Theremaybeasourceofradiointerferencethatdisruptsradiocommunications.
–ChangetheRFchannel(ifpossible).
–Removingthesourceofthejammingsignalorrelocatetheradioantennas(ifpossible).
Thereceiverdoesnotstartloggingdata
• MakesuretherecommendedSD/SDHCcardisbeingusedandthatthecardisnotdamaged.See“SD/SDHCCard
Reco mmendations”onpage103.
• MakesuretheSD/SDHCcardisproperlyinserted.
• Thereceiver’smemoryisdisabledorexpired.
–Makesurethememoryoptionisenabled.Fordetails,seetheTopconReceiverUtility(TRU)OnlineHelp.
• Thememorycarddoesnothavefreespace.
–Downloadand/ordeletedatafilestofreeupspacefornewfiles.See“DownloadingandDeletingFiles”on
page64.
–Thefilesystemisnotinitialized.InitializetheFileSystemontheSDcardusingTRU.Todothis,ontheTRUmain
window,chooseFileExplorer
InitializeFileSystem.