問題解決流程通用版

1、jcitrackingnumber:infineon04-customernumber:01customerresponseduedate:step18/9problemsolvingdocument(psd)012345678trackprogress,indicatecompletionaction-teamdateawarenesschartcontaindiagnoseactionverifypreventclosureproblemawareness:qualityissueseenontransistorbcr505npn.detectionlocation:ictestfailu

2、remode:nocurrentthroughtransistoranalysis:pnptransistormountedinsteadofnpntransistor(refbcr555pnp?)jcaeref:185859658infineonp/n:bcr505e6327q62702c2354datecode:0430lotnumber:97248031qty:4(cards)qtyreelsisolated:2(6k)note:componentmarkingonpnp(wrongparts)is“xws47”(sameasbcr505npn)smtlinecheckings:noab

3、normalityidentifiedrootcausesuspected:mixingof2references(npnandpnp)insideasamereel0aiseliminatingtherootcauserealisticrightnow?standard/spec.immediatecontainmentactionsrequired/taken?jciwitness(es):quantityfound/quantitychecked:actualdetailofproblemrecurringissue?yes/no(circleone)ifyesaddoldpsd(wha

4、texactlydowesee,feel,hearandsmell?)rank=123(circleone)safetyitemorduetopartcompletevehicleproduct:safety/regulations/functional/comfort/appear.non-product:quantity/sequence/service/documentsrank1=rank2=rank3=outofstd.partoutofstandard,vehicleinstandard.part/vehicleinstandardbutshowvariationorneedoth

5、ers:(circleone)improvement(s).makefirstdraftoftheis/isnotworksheet(page2)andgetabetterunderstandingoftheproblem.nowyoucaninvitetherightpeople1adefinetheteam1bclosure&signoff(seesection8b)functionnamesignaturedateww-los-fr-14-01-e/rev0201/00johnsoncontrolsautomotive3271needmorepsdfolders?phone+492174

6、650bis/isnotworksheetbaseallanswersonfactsonly,writenmd(needmoredata)whenfactsarenotavailable(yet).addsupportingdocuments.iswhatpart(system)hastheisnotwhatarethemostsimilarpartswithouttheproblem?whatarethedifferences?whatdidchange?tahwproblem?whatisthedeviation?whatotherdeviationonthepartcouldyouexp

7、ect?(ifpresentaddintheleftcolumn)wherewasthepartwhenwhereelsecouldthedeviationbethedeviationwasdetecteddetected?reethefirsttime?hwwhereonthepartdidthedeviationoccur?whenwasthedeviationfirstnoticed?(incalendartimeandinthe“l(fā)ifecycle”)(ifdetectedaddintheleftcolumn)whataretheadjacentlocationsonthepartor

8、theadjacentpartswithoutthedeviation?whatearlierdateand/orphasecouldtheproblemoccur?(ifdetectedaddintheleftcolumn)htxnewdneewhatisthepattern?(onetimeevent,stable,increasing,decreasing,randomorcyclical)?howmanypartshavethedeviation(numberandppms)?whoisaffectedyet?howmuchdiditcostsofar?willitincrease,d

9、ecreaseorstabilizebyitself?sincethedetection,whatotheroccurrencecouldyouexpect?howmanymoreorlesscouldyouexpect?whatcouldbeworse/better,underwhatcircumstances?2definemeasurement(s)andoverviewtrendchartwhatcharacteristicandwhatreportingunit:(ex.lengthinmmaccordingspec.period:(usethischartforageneralov

10、erview)back-upwithdetailedchartswherepossiblewhatisthego(ex.140+/-2mm,0ippm)usetrendcharttotrackoccurrences.indicatewith“c”whencontainment-and“p”whenpermanentactionsnumberfromtheactionplaninsection5)startwithasummaryoftheavailablehistoryandcontinueuntilthefinalsign-off(seesecqtywhenc/paction#qtyinpl

11、antqtyintransitqtyatcustomertotalqtymade3containsymptomscontainmentactions:listthecontainmentactionstakensofar(actionsthatpreventedthepartstoescapetowardthecupossibleverifytheireffectivenessifrequiredlistadditionalactionsinsection5and64rootcauseanalysishowmade?listoccurrencecause/paththissidemanmach

12、ineescapecause/paththissidemanproblemmethodmaterialmethodcirclethemostlikelycauses(max.3)fromeachsideabove.forthe3bestcausesoftheleftside(howmade),stair-stepbyaskingwhyaslongasyougetmorepreciseinformation.probanumberthe3mostlikelyroot-causesandcheckiftheycanexplainalldifferencesandchangesbyusingthel

13、astcolumnonfortherightside(whyshipped),checkiftherootcausesareaddressedinthecontainmentaction5selectcorrectiveactions6implement,verifyandvalidnfault/itemcontainment/permanentcountermeasureactionhowtoverifycorpverifydateplanteammembrespone123456789101112131415actionidentifiedactionimplemented,actionv

14、erified,validaverificationinprogressinprogressdefinitions:verify=proveintendedoutcomevalidate=confirmandagreeeffectiv77apreventoccurrenceinsimilarcasesorfuturereoccurrencelistsimilarproducts/systemswiththepotentialforthesamedefect.beginanewproblemsolvingdocumentforeachprocess/itemresponsibilitypsd#/

15、plannedval7breviewthefollowingattachcopiesofthereviseddocuments.oshadeifnecessaryooooooooooqualityalertodscontrolplanflowdiagramprocesschangerequestinspectionstandardchangeauthorizationpfmea/dfmeacustomerpartsubmissionboschangeproposalformother:responsibilityreviewcompletiondateplannedactualooallrel

16、evantbosproceduresconsultedechoproductchangemanagement,currentproductionpartchange,productionprocesschange,productionset-up,finalproductaudit,incominginspections,boscontactyourechochampionifthesolutionmightberelevantforotherlocations8afollow-upmeetingsattachmeetingminutesforallmeetingsdatetimeplace8cteamrecogni