Raymarine RAY91 - Homescreen Overview

10.2Poweruptroubleshooting
Problemsatpowerupandtheirpossiblecausesandsolutionsaredescribedhere.
Productdoesnotturnonorkeepsturningoff
PossiblecausesPossiblesolutions
Blownfuse/trippedbreaker1.Checkconditionofrelevantfusesandbreakersandconnections,replaceifnecessary(RefertoChapter12
Technicalspecificationforfuseratings.)
2.Iffusekeepsblowingcheckforcabledamage,brokenconnectorpinsorincorrectwiring.
Poor/damaged/insecurepowersupplycable/
connections
1.Checkthatthepowercableconnectorisfullyinsertedintotheunitandlockedinposition.
2.Checkthepowersupplycableandconnectorsforsignsofdamageorcorrosion,replaceifnecessary.
3.Withtheunitturnedon,tryflexingthepowercableneartothedisplayconnectortoseeifthiscausestheunitto
re-boot/loosepower,replaceifnecessary.
4.Checkthevessel’sbatteryvoltage,theconditionofthebatteryterminalsandpowersupplycables,ensuring
connectionsaresecure,cleanandfreefromcorrosion,replaceifnecessary.
5.Withtheproductunderload,usingamulti-meter,checkforhighvoltagedropacrossallconnectors/fuses
etc,replaceifnecessary.
Incorrectpowerconnection
Thepowersupplymaybewiredincorrectly,ensuretheinstallationinstructionshavebeenfollowed.(RefertoChapter
4Cablesandconnectionsforcableandconnectionrequirements.)
Powersourceinsufficient
Withtheproductunderload,usingamulti-meter,checkthepowersupplyvoltageasclosetotheunitaspossible
toestablishactualvoltagewhenthecurrentisflowing.(RefertoChapter12T echnicalspecificationforpower
supplyrequirements.)
Productwillnotbootup(re-bootloop)
PossiblecausesPossiblesolutions
Powersupplyandconnection
Seepossiblesolutionsfrom‘Productsdoesnotturnonorkeepsturningoff’above.
Softwarecorruption1.Intheunlikelyeventthattheproductssoftwarehasbecomecorruptedpleasetryre-flashingthelatestsoftware
fromtheRaymarinewebsite.
Troubleshooting
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