Y-E Data YD-380 Bedienungsanleitung

VY·EDATAMAINTENANCEMANUALYD-380HALFHEIGHT,HIGHDENSITY,DOUBLESIDED5.25INCHFLEXIBLEDISKDRIVEContentsofthismanualmaybechangedwithoutnotice.Checktherevisi

4.2IndexSensorAssembly(RefertoChapter5,Figure3)4.2.1ServiceCheck~1.Powerupthedrive.2.Withoutinsertingadisk,movethelevertolockpositionandcheckforato0.5

FrontBezelSideCarrierPlateSpringColletGuideFigure4.2.1J3ConnectorHousing~ssignmentConnectorNumber---t--~IndexSensorScrew(withlockandwasher,M3x6)Lead C

4.2.3Adjustment1.LoosentheIndexSensorscrewsonequarterturn.2.Powerupthedrive.3.ConnectanoscilloscopetothePWBtestpointslA,1B,3.ConnectchannelltoPWBTPlA,

6.Verifythatthetimingbetween':thestartofthesweep andthefirstpeakoftheindexburstisbetween-600to1400~satside0 and1,track02andtrack68.4.3Track00Sens

4.3.2Removal and Replacement1.RemovethePWB(See4.1).2.RemoveJ3connectorhousing7.(Refertopage9,figure4.2.2)3.CuttheJ3cabletiewrapwithcuttersand removeth

4.4WriteProtectSensor(SeeChapter5,Figure3)4.4.1ServiceCheck1.Power upthedrive.2.Checkthefollowingwithnodiskinthedrive.a.WriteProtectLamp:Thevoltageacr

7. Takeoutthescrewstothewriteprotectsensorassembly,andasshowninfigure4.2.2,removethewriteprotectsensorassemblybypushinginthedirectionindicated...---

4.5.2Removal and Replacement1.RemovethePWB(See4.1).2.RemoveJ3connectorhousing8.(See Page9,figure4.2.2)3.Removethecarriercoverscrews andthecarriercover

4.6InUseLamp(RefertoChapter5,Figure5)4.6.1ServiceCheck1.Power upthedrive.2.SetinterfacesignalDRIVESELECT0toLowlevel,andinstallashortingplugonshortingp

[ Level 2 ]4.7CarrierAssembly (SeeChapter5,figure3)4.7.1Removal and Replacement1.RemovethePWB.(See4.1)2.Removethecarriercoverscrews and removethecarri

---Date..~ptember--- --.-----~ote:I~"('21RevisionsRev.DescriptionRevisedPages83AFirstEditionpublication----~eYD-380maybereferredtoassimplya&

4.8IndexLampAssembly4.8.1ServiceCheck1.Powerupthedrive.2.CheckthatthevoltageacrossthePWBJ3-A7 and G(GND)isbetween1.0and1.7v.4.8.2Removal and Replaceme

4.9DriveMotor Assembly(RefertoChapter5,figure2)4.9.1ServiceCheck1.Power upthedrive.2.Insertadiskandmovethefrontlevertolockposition.3.SettheMOTORONsign

4.9.2Removal and Replacement1.RemovethePWB(See4.1).2.RemoveJ3connectorhousing3.(See page9,figure4.2.2)3.Removethecarrierassembly.(See page 17,4.7.1)4.

4.10.2Removal and Replacement1.RemovethePWB(See4.1).2.TakeoutthescrewsattachingtheReady/Offplatetothecarrierassemblyand removetheReady/Offplate.3.Remo

4.10.3Adjustment1.Turntheadjustingscrew ontheReady/Offplateuntilthegap betweentheread/writeheadsiswithin0.3to0.7mm.Turningthescrewclockwiseincreasesth

4.11FrontLever(RefertoChapter5,Figure5)4.11.1Removal and Replacement1.Removethecarriercover.2.Turnthefrontlevertounlockposition.3.Removethefrontlevers

4.12FrontBezel(RefertoChapter5,Figure5)4.12.1Removal ahd Replacement1.Removethecarriercover.2.Removethefrontleverstopscrew andthefrontlever.3.Removeth

4.13StepperAssembly(RefertoChapter5,Figure3)4.13.1ServiceCheck1.Powerupthedrive.2.Checkthehead/carriageSeekoperationbyapplyingtheDirectionandStepsigna

Inwards..~---~.SteelBeltAss')Screw, (withwasher,M2.6x 4)4.13.3AdjustmentHead/CarriageAssyBeltClamp CScrew(M2.6x4)I..QJ~:r-~I:.'-SteelBeltAtt

- Connectchannel2toPWBtestpointlB.- ConnectscopegroundtoPWBtestpointG(GND).- ConnecttheexternalscopetriggerprobetoPWBtestpoint3.,Settheoscilloscopecon

YD-380Maintenance ManualTABLEOFCONTENTS1.0INTRODUCTION2.0MAINTENANCETOOLSANDTESTEQUIPMENT2.1Maintenance ToolList2.2MaintenanceSuppliesList2.3TestEquip

HOWTOUSETHECEDISKANDCONVERSIONCHART1.Preparationa)Thetestshouldbe performedatatemperatureof13°Cto33°C, and arelativehumidityof20%to80%.Humiditycompens

c)Compensation(forhumidityonly)HumidityCompensationPh= B x (h - 50)Where hisambienthumidity(%RH)B •+0.25um/%RH=CompensationCoefficientCompensatedPosit

2.Setupadualtraceoscilloscope.ConnectchannelItoPWBtest.pointlAochannel.Connect2toPWBtestpointlB.ConnectscopegroundtoPWBtestpointG(GND).Connecttheexter

6.Instep5above,movethestepperaccordingtothefollow-ing:IfA > BmoveinwardsIfA < Bmoveoutwards.7.ObtainA/BorB/Afromtheside0readoutputandveritythatt

5.0PARTS/ASSEMBLESLOCATIONSJ3CONNECTORJ4CONNECTORJ2CONNECTOR'JlSIGNALCONNECTORPWBPWBATTACHMENTSCREW0008o000DOC@UIFRONTBEZELYD-380 Top ViewFigure1

FRAMEoDRIVEMOTORROTORYO-380 BottomViewFigure2STEPPERooHEADLOADSOLENOID

HEADLOADSOLENOIDHEADCABLEREADY/OFFPLATEATTACHMENTSCREWREADY/OFFPLATEHEAD/CARRIAGEASSYCARRIERASSYATTACHMENTSCREWJ4WRITEPROTECTSENSORASSYATTACHMENTSCREW

SPINDLEHTJBoHEADCABLEBAILSTEELBELTMINICLAMPTR00SENSORASSYYD-380TopView(withPWBandcarrierassemblyremoved)Figure4

IFRONTBEZELINUSEINDICATORLAMPYD-380FrontViewFigure5MOUNTINGSCREWTAPS

6.0TESTPOINT/CONNECTORPINASSIGNMENTS(-1710)--~---4.---j10-:·-:':;.''''020t1jOL-.~UtT~1:.500D.>'--_32~+~I.S..CJO~I...2

TABLEOFCONTENTS~AintenanceLevel. 24.7CarrierAssembly4.8IndexLampAssembly (on MotorControlPWB)4.9DriveMotor Assembly (on MotorControlPWB)4.10Head LoadS

INTERFACE-JlPinNo.SignalName1RETURN23RETURN4HEADLOAD(INUSE)r5RETURN6DRIVESELECT37RETURN8INDEX9RETURN10DRIVESELECT011RETURN12DRIVESELECT113RETURN14DRIV

PinNo.SignalNamelAPREAMP.OUTPUTlAIBPREAMP.OUTPUTIB2ADIFFERENTIATOROUTPUT2A2BDIFFERENTIATOROUTPUT2B3INDEX4ERASE5TRACK00GGROUNDTRANSDUCER-J3Pi"nNo.

7.0SPAREPARTSLISTMaintenanceLevel1PINPart128012-11PWB145004-01IndexSensorAssembly148026-02Track00SensorAssembly145050-01WriteProtectSensorAssembly1450

8.0SCHEMATICDIAGRAMS1.Revisionofschematicsiscontrolledunder arevisioncode,whichisprintedonboththePWBandtheschematics.2.Therevisioncodeoftheattachedsch

,..,-----ote-r----11...-3.1--11...__.-...;,...'-__5"--1I...5 7---L_AEc8oIII,-,Zy-T,,IIIIf{Jn;~/(,.10IZII':srop~~~...II,,,.1f'

9.0PWB11P!N128011--YInUseLampPIN148013-02~~_.!or~Mediase~..eJ/ iPIN1450'50~03'..,'"'-'.~,'/r; . r~~...~·I~..~tLeve

10.0USINGACLEANINGDISK10.1Oneoftheproblemswithusingdifferentkindsoffloppydisksinthefieldisthebuildupofmagneticparticlesontheheadsurfaces,whichcanreduc

6.Ifitappearsthatcleaningisnotcomplete,repeatsteps4 and 5upto5times.Whenrepeating,trytousea newcleaningdisk.7.The recommendedcleaningdiskshouldhave no

1.0INTRODUCTIONThismanualdescribesthemaintenanceandoperationoftheY-EDATAYD-380twosided,highdensity,5.25inchFloppyDiskDrive.Includedisinformationonserv

2.2MaintenanceSuppliesSuppliesY-EDATAPINTieWrap(TY-23M,Kitagawa)031005-012.3TestEquipmentTestEquipmentMultimeterElectronicCounter*Oscilloscope**Foruse

3.0PREVENTIVEMAINTENANCE3.1GeneralInareasonablydust-freeenvironment,preventivemaintenanceshouldbeperformedontheYD-380everytwoyears.Thisincludesavisual

4.0SERVICECHECKS,REPLACEMENTSANDADJUSTMENTSThischaptercontainsdetailedmaintenanceproceduresfortheassemblieslistedbelow.Notethatthelistisseparatedintot

[Levell]4.1PWB(RefertoChapter5,Figure1)4.1.1PWBReplacement1.Disconnectthe4connectors(J1,J2'J3,J4)fromthePWB.2.RemovethefourscrewssecuringthePWBto