Instruction Manual

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Page46
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GNAV540UserManual
7430‐0808‐01Rev.B
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Trouble‐ShootingTips
• Iftheunitisconnectedbutnotworking,checkthefollowing:
o
Thepowersupplyisconnectedandtheoutputvoltageandcurrentlevelsarecorrect.
o Ifusingtheserialport,verifythecorrectserialconnectorofthecableisbeingused.Iftheadaptoris
beingusedverifytheswitchsettingoftheadaptor.
o IfusingtheEthernetport,verifytheIPaddressoftheunitiscorrect.
• IfNAV‐VIEWdoesnotdisplayanydata,andtheevaluationcableisbeingused(InterfaceCable—Accessory
Magnetometeris
onpage
126),ensuretheswitchonPortC,theserialinterfacethatconnectstotheExternal
setintheOFFposition.
Thats
witchshouldonlybeturnedONwhenfirmwareisbeingloadedintotheunit.
NOTE:Uploadingfirmware(DMUupgrade)totheunitisoutsidethescopeofthisdocument.For
information,contactCustomerService(refertopage128).
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