Zerotech YS-S4 User Manual

YS-S4 Multi-rotor Autopilot User Manual V1.4
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Adjustyourtwo‐wayswitchendpointstocontroltheflightmodes:
CH5Position CH6Position GPSStatus WorkingMode
Position1 Position1 X ManualStabilization
Position2 Position1 GPSNoLock ManualAltitudeHold
GPSLock（above5satellites）
AutoHover
X Position2
GPSLock（above5satellites）
ReturnandLand
IMPORTANT:
ReturnandLandmodealwaystakespriority.InanymodetheautopilotwillperformtheReturnandLand
operationifCH6isswitchedtoposition2.
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Step2Fail‐SafeSetup(F/S)
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Thereare2waysofsettingupF/S:defaultmodeandoptionalmode
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1)DefaultF/Smode
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Checkwith
yourRadiomanualonhowtosettheReceiverfailsafe.EnsurethatwhenyouturnOFFyourradio,
yourfailsafesettingsareasfollows:
 CH5settoposition2
 CH6settoposition2
 THRset50%(mid‐point)
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DefaultF/SonlyhasReturnandLandmode
whichmeanstheYS‐S4willcommandtheaircrafttoReturnandLand
automaticallyifthecommunicationbetweentheTXandtheautopilotisdisconnected.
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2)OptionalF/SSetup
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IMPORTANT
1) ThisonlyappliestoFUTABAtransmitters.
2) “OptionalF/S”isnotrecommendedforbeginnersbecausethesettingprocedureis
verycomplicated.
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EnsurethatwhenyouturnOFFyourradio,yourfailsafesettingsareasfollows:
 CH5issettoposition2
 CH6issetto50%(mid‐point)
CH5Position1—ManualStabilizationMode
CH5Position2—AutoMode
CH6Position1—Neutral
CH6 Position2 — Return and Land

Zerotech YS-S4 Specifications

General

Brand	Zerotech
Model	YS-S4
Category	Autopilot System
Language	English