Mediana YM6000 Manual de usuario

SERVICE MANUAL

YM6000 Patient Monitor



EUrepresentative

TECNOMED2000S.L.

Valencia,25‐28012MadridSpain



Manufacturer

MedianaCo.,Ltd.

WonjuMedicalIndustryPark,1650‐1Donghwa‐ri,

Munmak‐eup,Wonju‐si,Gangwon‐do,Korea

Tel:(82)25423375(82)337425400

Fax:(82)25427447(82)33742‐5483



YM6000ServiceManual

RevisedDate:0607

PartNumber‐Revision:A7066‐1

PrintedinKorea

Notice



Thisdocumentcontainsproprietaryinformationthatisprotectedbycopyright.AllRightsReserved.

Reproduction,adaptation,ortranslationwithoutpriorwrittenpermissionisprohibited,exceptas

allowedunderthecopyrightlaws.



Warranty



Theinformationcontainedinthisdocumentissubjecttochangewithoutnotice.

Medianamakesnowarrantyofanykindwithregardtothismaterial,including,butnotlimitedto,

theimpliedwarrantiesormerchantabilityandfitnessforaparticularpurpose.

Medianashallnotbeliableforerrorscontainedhereinorforincidentalorconsequentialdamagesin

connectionwiththefurnishing,performance,oruseofthismaterial.



RevisionHistory



Thedocumentationpartnumberandrevisionnumberindicateitscurrentedition.Therevision

numberchangeswhenaneweditionisprintedinaccordancewiththerevisionhistoryofthe

documentation.Minorcorrectionsandupdateswhichareincorporatedatreprintdonotcausethe

revisionnumbertochange.Thedocumentpartnumberchangeswhenextensivetechnicalchanges

areincorporated.



YM6000 Service Manual

Contents



Introduction............................................................................................................................................................ 1

Warnings .........................................................................................................................................................1

Cautions .......................................................................................................................................................... 2

ManualOverview ..........................................................................................................................................3

RelatedDocuments........................................................................................................................................3

IntendedUsefortheYM6000Monitor .......................................................................................................3

IdentifyingtheYM6000monitorConfigurations ......................................................................................3

MonitorControls............................................................................................................................................ 4

RoutineMaintenance............................................................................................................................................ 9

Cleaning .......................................................................................................................................................... 9

PeriodicSafetyandFunctionalChecks....................................................................................................... 9

Batteries .........................................................................................................................................................10

EnvironmentalProtection........................................................................................................................... 10

PerformanceVerification.................................................................................................................................... 11

General .......................................................................................................................................................... 11

RequiredEquipment ................................................................................................................................... 11

SystemTests ..................................................................................................................................................12

PerformanceTests ........................................................................................................................................15

SafetyTests.................................................................................................................................................... 31

ServiceMenuandFactoryDefaultSettings ................................................................................................... 35

General .......................................................................................................................................................... 35

ServiceMenu ................................................................................................................................................35

DemoMode ..................................................................................................................................................40

EtCO2Calibration......................................................................................................................................... 40

FactoryDefaultSettings.............................................................................................................................. 40

FirmwareDownload ........................................................................................................................................... 45

Troubleshooting................................................................................................................................................... 47

General .......................................................................................................................................................... 47

HowtoUseThisSection ............................................................................................................................. 47

WhoShouldPerformRepairs..................................................................................................................... 47

ReplacementLevelSupported ................................................................................................................... 47

TroubleshootingGuide ............................................................................................................................... 48

DisassemblyGuide ............................................................................................................................................. 61

General .......................................................................................................................................................... 61

ReplacementLevelSupported ................................................................................................................... 63

PriortoDisassembly.................................................................................................................................... 63

FuseReplacement ........................................................................................................................................63

BatteryReplacement....................................................................................................................................63

MonitorDisassembly...................................................................................................................................64

FrontCaseDisassembly(C)........................................................................................................................ 66

RearCaseDisassembly(D).........................................................................................................................72

SpareParts............................................................................................................................................................. 77

General .......................................................................................................................................................... 77

ObtainingReplacementParts ..................................................................................................................... 77

PackingforShipment ......................................................................................................................................... 81

GeneralInstructions ....................................................................................................................................81

ReturningtheYM6000monitor .................................................................................................................81

RepackingInOriginalCarton .................................................................................................................... 81

RepackingInaDifferentCarton ................................................................................................................ 82

SystemProcessingDescription......................................................................................................................... 83

ii Contents

YM6000 Service Manual

SystemOverview ......................................................................................................................................... 83

SystemBlockDiagram ................................................................................................................................ 83

ECGProcessing ............................................................................................................................................89

NIBPProcessing ........................................................................................................................................... 89

SpO2Processing............................................................................................................................................ 91

RespirationProcessing ................................................................................................................................93

TemperatureProcessing.............................................................................................................................. 93

InvasiveBloodPressureProcessing ..........................................................................................................94



Figures

Figure1.FrontPanelControlsandConnectors ........................................................................................................................4

Figure2.RearPanelComponentsandSymbols........................................................................................................................5

Figure3.RightPanelComponentsandSymbols ......................................................................................................................6

Figure4.LeftPanelComponentsandSymbols .........................................................................................................................7

Figure5.AlarmAudibleTest ..................................................................................................................................................12

Figure6.ToneAudibleTest .....................................................................................................................................................13

Figure7.BackupRAMClear ..................................................................................................................................................14

Figure8.PressureSensorAccuracyTest.................................................................................................................................24

Figure9.AirLeakageTest .......................................................................................................................................................25

Figure10.TheaccessofServiceMenuviaSet‐upmenu.........................................................................................................35

Figure11.TheaccessofServiceMenuviaSet‐upmenu.........................................................................................................36

Figure12.ServiceMenu .........................................................................................................................................................36

Figure13.Firmwaredownloadingdisplay ..............................................................................................................................45

Figure14.Firmwaredownloadingdisplay ..............................................................................................................................46

Figure15.DisassemblySequenceFlowChart.........................................................................................................................62

Figure16.BatteryandHandleDisassembly ...........................................................................................................................64

Figure17.MonitorDisassembly .............................................................................................................................................65

Figure18.FrontCaseDisassembly–SideconnectorholderandMainboard.........................................................................66

Figure19.Frontcasedisassembly–CPUmodule,SpO2moduleandIBPboard....................................................................67

Figure20.FrontCaseDisassembly–BracketandKeyboard ..................................................................................................68

Figure21.FrontCaseDisassembly–sLCDandBracket ........................................................................................................69

Figure22.FrontCaseDisassembly–Knob,LCDwindow,EncoderassemblyandConnectors .............................................70

Figure23.Rearcasedisassembly–EtCO2module..................................................................................................................72

Figure24.Rearcasedisassembly–Speaker.............................................................................................................................73

Figure25.Rearcasedisassembly–SMPScase,SMPSandNIBPmodule..............................................................................74

Figure26.Rearcasedisassembly–PrintermoduleandACinlet...........................................................................................75

Figure27.YM6000ExplodedView–SpareParts ..................................................................................................................78

Figure28.SystemBlockDiagram ...........................................................................................................................................83

Figure29.PowerUnitBlockDiagram ....................................................................................................................................84

Figure30.ProcessUnitBlockDiagram ..................................................................................................................................84

Figure31.User‐ControlUnitBlockDiagram.........................................................................................................................84

Figure32.SoundUnitBlockDiagram....................................................................................................................................85

Figure33.CommunicationUnitBlockDiagram ....................................................................................................................85

Figure34.GUIUnitBlockDiagram.......................................................................................................................................85

Figure35.ThermalPrinterUnitBlockDiagram ....................................................................................................................85

Figure36.NIBPUnitBlockDiagram.....................................................................................................................................86

Figure37.EtCO2UnitBlockDiagram ...................................................................................................................................86

Figure38.ECGUnitBlockDiagram ......................................................................................................................................86

Figure39.RespirationUnitBlockDiagram............................................................................................................................87

Figure40.SpO2UnitBlockDiagram......................................................................................................................................87

Figure41.TemperatureUnitBlockDiagram ..........................................................................................................................87

Figure42.IBPUnitBlockDiagram........................................................................................................................................88

Figure43.AnalogControlUnitBlockDiagram .....................................................................................................................88

Figure44.OxyhemoglobinDissociationCurve.......................................................................................................................92

Tables

Table1.RequiredEquipment................................................................................................................................................... 11

Table2.ParameterAlarmLimitFactoryDefaults...................................................................................................................18

Table3.EarthLeakageCurrentValues ....................................................................................................................................31

Table4.EnclosureLeakageCurrent.........................................................................................................................................32

Table5.PatientLeakageCurrentValues .................................................................................................................................33

Table6.PatientLeakageCurrentValues‐MainsVoltageonAppliedPart.............................................................................33

Table7.TestLeadCombinations..............................................................................................................................................34

Table8.AllowableLeakageCurrent.........................................................................................................................................34

Table9.ServiceMenu..............................................................................................................................................................37

  Contents iii

YM6000 Service Manual

Table10.AudibleAlarmCharacteristics .................................................................................................................................38

Table11.SystemTest...............................................................................................................................................................39

Table12.NIBPTest .................................................................................................................................................................40

Table13.FactoryDefaultSettings ..........................................................................................................................................40

Table14.RequiredEquipmentsforFirmwaredownload .........................................................................................................45

Table15.Completioncodes......................................................................................................................................................46

Table16.FirmwareDownloadingErrorCodes .......................................................................................................................54

Table17.AlarmMessagesandCheckItems ............................................................................................................................54

Table18.PartDescriptions–BatteryandHandle ..................................................................................................................64

Table19.PartDescriptions–Monitor ....................................................................................................................................65

Table20.PartDescriptions–SideconnectorholderandMainboard.....................................................................................66

Table21.PartDescriptions–CPUmodule,SpO2moduleandIBPboard ..............................................................................67

Table22.PartDescriptions–BracketandKeyboard...............................................................................................................68

Table23.PartDescriptions–LCDandBracket......................................................................................................................69

Table24.PartDescriptions–Knob,LCDwindow,EncoderassemblyandConnectors..........................................................70

Table25.PartDescriptions–EtCO2module ..........................................................................................................................72

Table26.PartDescriptions–Speaker .....................................................................................................................................73

Table27.PartDescriptions–SMPScase,SMPSandNIBPmodule ......................................................................................74

Table28.PartDescriptions–PrintermoduleandACinlet....................................................................................................75

Table29.PartsList ..................................................................................................................................................................79

iv Contents

YM6000 Service Manual



Thispageisintentionallyleftblank.



YM6000 Service Manual

Introduction



Warnings



WarningsareidentifiedbytheWARNINGsymbolshownabove.



Warningsalertyoutopotentialseriousoutcomes(death,injury,oradverseevents)

tothepatientoruser.



WARNING:Explosionhazard.Donotusethemonitorinthepresenceof

flammableanestheticsorgases.



WARNING:Donotspray,pour,orspillanyliquidonthemonitor,itsaccessories,

connectors,switches,oropeningsinthechassis.



WARNING:Donotimmersethemonitororitsaccessoriesinliquidorcleanwith

causticorabrasivecleaners.



WARNING:Ensurethatconductiveportionsoftheelectrodes,leads,andcabledo

notcomeintocontactwithanyotherconductiveparts,



WARNING:Beforeattemptingtoopenordisassemblethemonitor,disconnect

thepowercordfromthemonitor.



WARNING:ChemicalsfromabrokenLCDdisplaypanelaretoxicwhen

ingested.Usecautionwhenhandlingamonitorwithabrokendisplaypanel.



WARNING:Theuseofaccessories,transducers,andcablesotherthanthose

specifiedmayresultinincreasedemissionand/ordecreasedimmunityofthe

monitor.



WARNING:Donotsilencethemonitoraudiblealarmordecreaseitsvolumeif

patientsafetycouldbecompromised.



WARNING:Duringthesafetytest,ACmainvoltagewillbepresentonthe

appliedpartterminals,Exercisecautiontoavoidelectricalshockhazard.



WARNING:Donotplacethemonitorintooperationafterrepairormaintenance

hasbeenperformed,untilallPerformanceTestsandSafetyTestslistedin

PerformanceVerificationsectionofthisservicemanualhavebeenperformed.

Failuretoperformalltestscouldresultinerroneousmonitorreadings.



WARNING:HighvoltageisgeneratedbytheLCDbacklightdriver.Exercise

cautionwhenoperatingmonitorwithcoversopen.



2 Introduction

YM6000 Service Manual

Cautions



CautionsareidentifiedbytheCAUTIONsymbolshownabove.



Cautionstatementsidentifyconditionsorpracticesthatcouldresultindamageto

theequipmentorotherproperty.



CAUTION:ObserveESD(electrostaticdischarge)precautionswhenworking

withintheunitand/orwhendisassemblingandreassemblingthemonitorand

whenhandlinganyofthecomponentsofthemonitor.



CAUTION:Whenreassemblingthemonitor,over‐tighteningcouldstripoutthe

screwholesinthecases,renderingitunusable.



CAUTION:Ifanyproblemwiththemonitorbuiltinanoptionalprinter,checka

printer’sdoorisclosedwell.Operatingerrormaybecausedifthecoverisnot

closedcorrectly.



CAUTION:Ifinternalbatterycablehasbeendisconnected,payparticularattention

topolarityofthecablebeforereattaching.Ifbatterycablepolarityisreversed,itis

likelythatcircuitdamagewilloccur.



CAUTION:Forcontinuedprotectionagainstriskoffire,replaceonlywithsame

typeandratingoffuse.



CAUTION:FerriteCoresareusedforelectromagneticcompatibility.Pleasedonot

removeFerriteCoreswhiledisassemblingorreassembling,otherwisethemonitor

canbeaffectedbyelectromagneticinterferenceandmeasureinaccuratedatatobe

displayedorstored.



  Introduction 3

YM6000 Service Manual

ManualOverview



ThismanualcontainsinformationforservicingtheYM6000monitor.

Themonitorsubsequentlyreferredtoasthemonitorthroughoutthismanual.Only

qualifiedservicepersonnelshouldservicethisproduct.Beforeservicingthemonitor,

readtheoperator’smanualcarefullyforathoroughunderstandingofsafeoperation.



Readandunderstandallsafetywarningsandservicenotesprintedinthisservice

manual.

andtheoperator’smanualpartnumberA7076.



RelatedDocuments



Toperformtestandtroubleshootingproceduresandtounderstandtheprinciplesof

operationandcircuitanalysissectionsofthismanual,youmustknowhowtooperate

themonitor.Refertothemonitoroperator’smanualpartnumberA7076.

TounderstandthevariousSpO2sensors,ECGleads,bloodpressurecuffs,and

temperatureprobesthatworkwiththemonitor,refertotheindividualdirectionsfor

usethataccompanytheseaccessories.



IntendedUsefortheYM6000Monitor



TheYM6000monitorisintendedtobeusedtomonitorelectrocardiography,heartrate,

pulserate,noninvasivebloodpressure(systolic,diastolicandmeanarterialpressures),

functionalarterialoxygensaturation,invasivebloodpressure,respiration,

capnography(EtCO2andInCO2)andtemperatureforadult,pediatricandneonate

patientsinallareasofahospitalandhospital‐typefacilities.Monitorusersshouldbe

skilledatthelevelofatechnician,doctor,nurseormedicalspecialist.



Note:Hospitalusetypicallyincludessuchareasasgeneralcarefloors,operating

rooms,specialprocedureareas,intensiveandcriticalcarearea,withinthe

hospital.Hospital‐typefacilitiesincludephysicianoffice‐basedfacilities,sleep

labs,skillednursingfacilities,surgicenters,andsub‐acutecenters.



IdentifyingtheYM6000monitorConfigurations



ThefollowingtableidentifiesYM6000monitorconfigurationsandhowtheyare

indicated.Themodel‐optionnumberandserialnumberarelocatedonthebackofthe

monitor.Allinformationinthismanual,includingtheillustrations,isbasedona

monitorconfiguredwiththeCapnography(EtCO2andInCO2),IBPandrecorder.If

therelevantfunctionsdonotexist,pleaseverifyyourunitconfiguration.



Model‐optionDescription

YM6000‐0Basic(ECG,NIBP,SpO2,2‐channelTemperature,Respiration)

YM6000‐P0Basic+Recorder

YM6000‐0BBasic+IBP

YM6000‐0EBasic+Capnography

YM6000‐P0BBasic+Recorder+IBP

YM6000‐P0EBasic+Recorder+Capnography

YM6000‐0BEBasic+IBP+Capnography

YM6000‐P0BEBasic+Recorder+IBP+Capnography

4 Introduction

YM6000 Service Manual

MonitorControls



FrontPanelControlsandConnectors



1Visualalarmindicator

2LCD(Liquidcrystaldisplay)

3Poweronindicator

4BatterychargingstatusindicatorA

5BatterychargingstatusindicatorB

6ACindicator

7Powerbutton

8Printbutton

9Alarmsilence/suspensionbutton

10 Trendbutton

11 NIBPstart/stopbutton

12 Returnbutton

13 Trimknob

14 ECGconnector

15 SpO2connector

16 NIBPconnector

17 Temperaturechannel1

18 Temperaturechannel2

19 CO2connector(option)

20 IBP1connector(option)

21 IBP2connector(option)



Figure1.FrontPanelControlsandConnectors

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