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1、Delta Confidential,,FMEA,,Failure Mode and Effects Analysis,,失效模式與效應(yīng)分析,1 of 33,FMEA 意義說(shuō)明,,FMEA,是不良,預(yù)防的工具,,,是一種,,有條理程序可藉由一張包含所有,,的失效模式的表,,,並以數(shù)據(jù)來(lái)表,,示風(fēng)險(xiǎn)的大小和預(yù)先採(cǎi)取預(yù)防改,,善措施。,,,,2 of 33,導(dǎo)入FMEA的優(yōu)點(diǎn),,Team work,方式提高部門(mén)或,Function,間連繫溝通,,,共同預(yù)防改善問(wèn)題,,,,腦力激盪方式,,,讓每一成員在同一議題上發(fā)揮想像力,,,經(jīng)由有系統(tǒng)整合,,提出有效之預(yù)防改善對(duì)策,,,徹底了解產(chǎn)品功能架構(gòu)圖或產(chǎn)

2、品製造組合流程圖,,,以魚(yú)骨圖分析方式列出失效模式每一種可能因子,,,以失效樹(shù)分析,(FTA),方法了解產(chǎn)品失效模式各種組合型式,,,,把失效模式量化針對(duì),Top Failure Mode,優(yōu)先採(cǎi)取對(duì)策預(yù)防,,,確保所有想像得到失效模式和影響,,,在正常操作情況之下均被考慮到,,,藉由過(guò)去的資料給未來(lái)參考,,,協(xié)助分析失效的範(fàn)圍和影響性,,提供設(shè)計(jì)產(chǎn)品或製程管制預(yù)防採(cǎi)取對(duì)策時(shí)使用,3 of 33,,Core team,:,列出與,FMEA team,相關(guān)人員名字,,,部門(mén)與職責(zé),,,,Failure mode,:,失效模式種類(lèi),,,,Effect,:,失效後對(duì)產(chǎn)品產(chǎn)生影響,,,,Cause,:

3、,造成失效模式之原因,,,,Severity,:,失效模式發(fā)生之嚴(yán)重程度等級(jí),(1,～,10),,,,Occurrence,:,失效模式之發(fā)生頻度等級(jí),(1,～,10),,,,Detection,:,失效模式發(fā)生可被偵測(cè)程度等級(jí),(1,～,10),,,,RPN,: Risk Priority Number,指評(píng)估風(fēng)險(xiǎn)及優(yōu)先處理指數(shù),,是,Severity * Occurrence * Detection,之乘積,,,,FTA,:Fault tree analysis,是失效樹(shù)分析是導(dǎo)果為因由頂端,,事件利用邏輯,(OR,或,AND),持續(xù)分析第,1.2…,層直,,至真正,Root cause,

4、將這些原因謀求徹底改善,FMEA相關(guān)名詞解說(shuō),4 of 33,,QFD,: Quality Function Deployment,,,DOE,: Design of Experiments,,,VOC,: Voice of Customer,,,VOE,: Voice of Engineering,,,SOP,: Standard Operation Procedure,,,SIP,: Standard Inspection Procedure,,,FRACAS,: Failure Report Analysis and,,Corrective Action System,,,SPC,: S

5、tatistic Process Control,,,TQM,: Total Quality Management,,,DVT,: Design Valuation Test,,,MTBF,: Mean Time Between Failure,FMEA書(shū)籍相關(guān)名詞解說(shuō),5 of 33,FMEA 型式,SYSTEM,,SFMEA,,,Design,,DFMEA,,,* Component,,,* Unit,,,* Module,,,Process,,PFMEA,,,Machine,,MFMEA,,,Equipment,,EFMEA,,,Service,,SFMEA,6 of 33,組成FMEA

6、團(tuán)隊(duì),設(shè)計(jì) FMEA 流程(DFMEA),蒐集資料,完成FMEA執(zhí)行方案,系統(tǒng)特性,系統(tǒng)功能,硬品架構(gòu),分析失效模式,分析設(shè)計(jì)管制方法,分析失效原因,分析失效效應(yīng),分析嚴(yán)重度,計(jì)算關(guān)鍵指數(shù),分析發(fā)生率,分析難檢度,建議改正行動(dòng),決定關(guān)鍵性,,失效模式,設(shè)計(jì)審查,,評(píng)估資料,設(shè)計(jì)改善,,參考資料,可靠度分析,,參考資料,標(biāo)準(zhǔn)檢驗(yàn),,程序資料,教育訓(xùn)練,,參考資料,失效報(bào)告。分析,,與改正作業(yè)系統(tǒng),,(FRACAS),設(shè)計(jì)改善,撰寫(xiě)報(bào)告,維護(hù)度分析,,參考資料,7 of 33,組成FMEA團(tuán)隊(duì),製程 FMEA 流程(PFMEA),蒐集資料,完成FMEA執(zhí)行方案,定義製造流程,分析產(chǎn)品特性,分析製程

7、特性,分析失效模式,分析現(xiàn)行管制方法,分析失效原因,分析失效效應(yīng),分析嚴(yán)重度,計(jì)算關(guān)鍵指數(shù),分析發(fā)生率,分析難檢度,建議改正行動(dòng),決定關(guān)鍵性,,失效模式,設(shè)計(jì)審查,,評(píng)估資料,設(shè)計(jì)改善,,參考資料,新製程設(shè)計(jì),,參考資料,標(biāo)準(zhǔn)檢驗(yàn),,程序資料,教育訓(xùn)練,,參考資料,失效報(bào)告。分析,,與改正作業(yè)系統(tǒng),,(FRACAS),製程改善,檢驗(yàn)程序改善,撰寫(xiě)報(bào)告,8 of 33,FMEA 實(shí)施步驟,1,.,決定FMEA 對(duì)象,,2,. 成立&組成FMEA team members,,3,. 收集&準(zhǔn)備相似產(chǎn)品之歷史資料,,4,. 列出產(chǎn)品方塊圖或製程流程圖,,5,. 列出Failure mode 各種可能

8、情況,,6,. 列出Failure mode 對(duì)產(chǎn)品/機(jī)器之,,影響 (Effect),,7,. 魚(yú)骨圖分析造成此Failure mode,,之可能原因 (Cause),,8,. 根據(jù)相關(guān)產(chǎn)品之歷史資料定義出,,Severity /Occurrence,,Detection 之等級(jí),,9,. 根據(jù) S/O/D 的定義定出每個(gè),,Failure mode 之 S/O/D 值,,10,. 列出相似Model 目前採(cǎi)行之Action,11,. 計(jì)算出 RPN=S*O*D 值,,12,. 取 RPN 值 ≧100 (值大小需定義) or Top 20% 優(yōu)先採(cǎi)取對(duì)策,,13,. 針對(duì) RPN 值超

9、出上述定之項(xiàng)目提,,出Action 再改善,,14,. 定出 Action item 之 owner 及完成,,日期,,15,. Action 切入後檢視其效果及切入時(shí),,間點(diǎn),,16,. 重新計(jì)算Action 後之 RPN 值,,17,. 若 RPN 值未達(dá)定義要求 RPN,,≧100 or Top 20% 回覆到 item,,13 重提 Action,,18,. 若 RPN 達(dá)到要求完成 FMEA 表格,9 of 33,FMEA Team Members,,DFMEA (Design),,,,Chairperson,,* Program Manager,(PM),,* Electronic

10、 Engineer,(EE),,* Mechanical Engineer,(ME),,* Quality Engineer,(QE),,* Quality Engineer,(QA),,,* Manufacturing,(MES),,Support Team,,* Purchasing (Buyer) if Need,,,,PFMEA (Process),,,,Chairperson,,* Program Manager,(PM),,* Quality Engineer,(QA),,* Industry Engineer,(IE),,* Mechanical Engineer,(MFG ME

11、),,* Test Engineer,(TE),,* Manufacture Supervisor,(MFG),,* Electronic Engineer,(EE),if Need,,* Mechanical Engineer,(ME),if Need,,,10 of 33,Failure Mode Fishbone Analysis,Hi-Pot 不良,,Failure,,Mode,,(Defect),錫面,組立,加工不良,第一層分析,,Workmanship,第二層分析,第三層分析,第四層分析,正面裝插,零件插歪斜,零件面有異物,無(wú)線尾,零件變形,零件碰case,零件相碰,第一層分析,,

12、Material,變壓器不良,PCB不良,Y電容不良,Power Cable破,EMI不良,Case不良,第二層分析,第三層分析,絕緣tape破,引腳超出base,焊點(diǎn)過(guò)大造成tape破,儀器設(shè)備,儀器設(shè)定,Layout 安規(guī)距離不夠,Arcing 規(guī)定過(guò)嚴(yán),零件間安規(guī)距離不足,第一層分析,,Design,第一層分析,,Test,第二層分析,第三層分析,第二層分析,第三層分析,鎖螺絲過(guò)長(zhǎng),套管短,零件本體大Layout 面積小,測(cè)試條件設(shè)錯(cuò),O/I寫(xiě)錯(cuò),測(cè)試線接錯(cuò),11 of 33,Hi-Pot,,Failure,,Analysis,Fault Tree Analysis For Hi-Pot

13、 Failure,5.,,板,,邊,,零,,件,,傾,,斜,,踫,,Case,,,造,,成,,安,,規(guī),,距,,離,,不,,夠,b.,,Socket,,上,,Y,,電,,容,,線,,腳,,靠,,近,,馬,,口,,鐵,a.,,Socket,,FG,,線,,漏,,焊,Process,4.,,錫,,面,,3.,,正,,面,,裝,,插,2.,,組,,立,1.,,加,,工,,不,,良,d.,,錫,,面,,短,,路,,︵,,錫,,珠,,,錫,,渣,,︶,c.,,線,,腳,,過(guò),,長(zhǎng),b.,,漏,,焊,,︵,,Y,,電,,容,,︶,a.,,異,,物,c.,,零,,件,,插,,歪,,斜,零,,件,,變,,形,

14、碰,,Case,碰,,T1,碰,,H/S,相,,互,,碰,,撞,b.,,零,,件,,面,,有,,異,,物,a.,,無(wú),,線,,尾,h.,,鎖,,絲,,未,,鎖,,緊,,或,,漏,,鎖,g.,,掉,,金,,屬,,物,,進(jìn),,產(chǎn),,品,f.,,絕,,緣,,片,,放,,置,,不,,當(dāng),,或,,漏,,裝,d.,,PCB,,沒(méi),,有,,卡,,到位,c.,,組,,立,,時(shí),,,B+,,B-,,線,,壓,,傷,,壓,,破,,b.,,絕,,緣,,片,,膠,,布,,破,a.,,FG,,線,,有,,無(wú),,Touch,,任,,何,,零,,件,c.,,膠,,布,,沒(méi),,貼,,到,,位,Design,2.,,元,,件,

15、,之,,間,,安,,規(guī),,距,,離,,不夠,,3.,,Arcing,,規(guī),,格,,過(guò),,嚴(yán),c.,,鎖,,螺,,絲,,過(guò),,長(zhǎng),b.,,套,,管,,短,a.,,原,,件,,本,,體,,大,,Layout,,面,,積,,小,4.,,板,,邊,,零,,件,,與,,Case,,安,,規(guī),,距,,離,,不,,夠,,1.,,Layout,,安,,規(guī),,距,,離,,不,,夠,Material,9.,,變,,壓,,器,,PFC,,︵,,電,,感,,︶,,8.,,膠,,雜,,質(zhì),,過(guò),,多,7.,,Y,,電,,容,,不,,良,6.,,線,,材,,Power,,Cable,,破,5.,,PCB,4.,,EMI,

16、,Socket,3.,,Case,2.,,接,,地,,小,,黃,,豆,,電,,容,,耐,,壓,,不,,夠,,c.,,有,,毛,,刺,b.,,耳,,掛,,有,,凸,,起,a.,,碎,,屑,b.,,本,,身,,耐,,壓,,不,,夠,a.,,FG,,線,,氧,,化,,不,,吃,,錫,b.,,Trace,,近,,似,,短,,路,,或,,開(kāi),,路,a.,,PCB,,受,,潮,e.,,絕,,緣 Tape,,破,d.,,零,,件,,本,,體,,歪,,斜,c.,,焊,,點(diǎn),,過(guò),,大,,,造,,成,,錫,,間,,賜,,破,,絕,,緣,,層,b.,,引,,線,,腳,,超,,出,,base,a.,,絕,,緣,,膠

17、,,布,,位,,置,,不,,恰,,當(dāng),1.,,光,,藕,,合,,器,,不,,良,,e.,,O/I,,寫(xiě),,錯(cuò),,誤,Test,2.,,儀,,器,,設(shè),,定,,1.,,儀,,器,c.,,測(cè),,試,,條,,件,,設(shè),,置,,錯(cuò),,誤,b.,,O/I,,寫(xiě),,錯(cuò),,誤,a.,,測(cè),,試,,線,,接,,錯(cuò),b.,,儀,,器,,本,,身,,電,,壓,,頻,,率,,誤,,差,,大,a.,,接,,觸,,不,,良,f.,,本,,身,,繞,,線,,造,,成,,Arcing,,過(guò),,大,其,,他,2.,,接,,地,,銅,,箔,,被,,燒,,斷,,3.,,接,,地,,跳,,線,,斷,,4.,,未,,依,,O/I,,

18、作,,業(yè),1.,,Socket,,Y,,電,,容,,線,,腳,,斷,5.,,油,,墨,,,黑,,色,,Mark,,筆,,,在,,初,,級(jí),,側(cè),,導(dǎo),,電,,,,12 of 33,Part Failure Mode Effect(s) Cause(s) Current or Action(s) to Area or Action(s),,Name,* Control(s)

19、 be taken Individual taken,,Function,responsible,,,Energy,,Management Cannot Customer Software,,Monitor dissatisfaction Failure,,Monitor Battery,,Battery alert Battery,,user of status connections,,spec. wrong,,,Incorrect,,battery used,

20、,,,,,Cannot Customer Software,,accurately dissatisfaction failure,,ID status,,Battery Connections,,damage spec. wrong,,,,Unable to,,detect,,battery,,Faults,,,,Severity,Severity,Occurrence,Occurrence,Detection,Detection,RPN,RPN,This column is used to list the par

21、t name,,and function. List all the functions for the functional block,FMEA 格式逐項(xiàng)解說(shuō),1.,2.,10.,4.,3.,5.,6.,8.,7.,9.,12.,11.,15.,14.,13.,13 of 33,Part Failure Mode Effect(s) Cause(s) Current or Action(s) to Area or Action(

22、s),,Name,* Control(s) be taken Individual taken,,Function,responsible,,,Energy,,Management Cannot Customer Software,,Monitor dissatisfaction Failure,,Monitor Battery,,Battery alert Battery,,user of status

23、 connections,,spec. wrong,,,Incorrect,,battery used,,,,,,Cannot Customer Software,,accurately dissatisfaction failure,,ID status,,Battery Connections,,damage spec. wrong,,,,Unable to,,detect,,battery,,Faults,,,,Severity,Severity,Occurrence,Occurrence,Detection,

24、Detection,RPN,RPN,2.,In the failure mode column, list each of the failure,,modes for the function.,FMEA 格式逐項(xiàng)解說(shuō),1.,10.,4.,3.,5.,6.,8.,7.,9.,12.,11.,15.,14.,13.,14 of 33,Part Failure Mode Effect(s) Cause(s) Current or Action(s) to

25、Area or Action(s),,Name,* Control(s) be taken Individual taken,,Function,responsible,,,Energy,,Management Cannot Customer Software,,Monitor dissatisfaction Failure,,Monitor Battery,,Battery alert Battery,

26、,user of status connections,,spec. wrong,,,Incorrect,,battery used,,,,,,Cannot Customer Software,,accurately dissatisfaction failure,,ID status,,Battery Connections,,damage spec. wrong,,,,Unable to,,detect,,battery,,Faults,,,,Severity,Severity,Occurre

27、nce,Detection,Detection,RPN,RPN,Occurrence,3.,List the effects of failure for each of the,,failure modes.,FMEA 格式逐項(xiàng)解說(shuō),1.,10.,4.,2.,5.,6.,8.,7.,9.,12.,11.,15.,14.,13.,15 of 33,Part Failure Mode Effect(s) Cause(s) Current or Action(s) to

28、 Area or Action(s),,Name,* Control(s) be taken Individual taken,,Function,responsible,,,Energy,,Management Cannot Customer Software,,Monitor dissatisfaction Failure,,Monitor Battery,,Battery alert B

29、attery,,user of status connections,,spec. wrong,,,Incorrect,,battery used,,,,,,Cannot Customer Software,,accurately dissatisfaction failure,,ID status,,Battery Connections,,damage spec. wrong,,,,Unable to,,detect,,battery,,Faults,,,,Severity,Severity,

30、Occurrence,Occurrence,Detection,Detection,RPN,RPN,For each one of the effects, list the,,severity (scale from 1 to 10),4.,FMEA 格式逐項(xiàng)解說(shuō),1.,10.,3.,2.,5.,6.,8.,7.,9.,12.,11.,15.,14.,13.,16 of 33,符合需求 ,,17 of 33,Part Failure Mode Effect(s) Cause(s) Current o

31、r Action(s) to Area or Action(s),,Name,* Control(s) be taken Individual taken,,Function,responsible,,,Energy,,Management Cannot Customer Software,,Monitor dissatisfaction Failure,,Monitor B

32、attery,,Battery alert Battery,,user of status connections,,spec. wrong,,,Incorrect,,battery used,,,,,,Cannot Customer Software,,accurately dissatisfaction failure,,ID status,,Battery Connections,,damage spec. wrong,,,,Unable to,,detect,,bat

33、tery,,Faults,,,,Severity,Severity,Occurrence,Occurrence,Detection,Detection,RPN,RPN,The Class column is optional. It is,,typically used if the severity is 9 or 10.,5.,FMEA 格式逐項(xiàng)解說(shuō),1.,10.,3.,2.,4.,6.,8.,7.,9.,12.,11.,15.,14.,13.,18 of 33,Part Failure Mode Effect(s) Cause(

34、s) Current or Action(s) to Area or Action(s),,Name,* Control(s) be taken Individual taken,,Function,responsible,,,Energy,,Management Cannot Customer Software,,Monitor dissatisfaction

35、 Failure,,Monitor Battery,,Battery alert Battery,,user of status connections,,spec. wrong,,,Incorrect,,battery used,,,,,,Cannot Customer Software,,accurately dissatisfaction failure,,ID status,,Battery Connections,,damage spec. wro

36、ng,,,,Unable to,,detect,,battery,,Faults,,,,Severity,Severity,Occurrence,Occurrence,Detection,Detection,RPN,RPN,,In the Cause column, list the causes,,for each failure mode,6.,FMEA 格式逐項(xiàng)解說(shuō),1.,10.,3.,2.,4.,5.,8.,7.,9.,12.,11.,15.,14.,13.,19 of 33,FMEA Model,Linking Failure Mode to,,Cause and Effect,Ca

37、use,Failure Mode,,(Defect),Effect,20 of 33,Part Failure Mode Effect(s) Cause(s) Current or Action(s) to Area or Action(s),,Name,* Control(s) be taken Individual t

38、aken,,Function,responsible,,,Energy,,Management Cannot Customer Software,,Monitor dissatisfaction Failure,,Monitor Battery,,Battery alert Battery,,user of status connections,,spec. wrong,,,Incorrect,,battery used,,,,,,Cannot Customer Software,,accura

39、tely dissatisfaction failure,,ID status,,Battery Connections,,damage spec. wrong,,,,Unable to,,detect,,battery,,Faults,,,,Severity,Severity,Occurrence,Occurrence,Detection,Detection,RPN,RPN,Estimate the likelihood of the,,“causes” happening on a “1 to,,10” scale. The hig

40、her the,,number the more likely the,,“causes” will occur.,7.,FMEA 格式逐項(xiàng)解說(shuō),1.,10.,3.,2.,4.,5.,8.,6.,9.,12.,11.,15.,14.,13.,21 of 33,22 of 33,Part Failure Mode Effect(s) Cause(s) Current or Action(s) to Area or Action(s),,

41、Name,* Control(s) be taken Individual taken,,Function,responsible,,,Energy,,Management Cannot Customer Software,,Monitor dissatisfaction Failure,,Monitor Battery,,Battery alert Battery,,user of status co

42、nnections,,spec. wrong,,,Incorrect,,battery used,,,,,,Cannot Customer Software,,accurately dissatisfaction failure,,ID status,,Battery Connections,,damage spec. wrong,,,,Unable to,,detect,,battery,,Faults,,,,Severity,Severity,Occurrence,Occurrence,Detection,Dete

43、ction,RPN,RPN,List the prevention, design validation/,,verification, or other activities which,,will assure the design adequacy for the,,failure mode and/or cause / mechanism,,under consideration.,,,Tests,,Design reviews,,,Mathematical studies,,,Fail/safe (Example: redundant,,power supplies),8.,FMEA

44、 格式逐項(xiàng)解說(shuō),1.,10.,3.,2.,5.,4.,6.,7.,9.,12.,11.,15.,14.,13.,23 of 33,Part Failure Mode Effect(s) Cause(s) Current or Action(s) to Area or Action(s),,Name,* Control(s) be taken

45、 Individual taken,,Function,responsible,,,Energy,,Management Cannot Customer Software,,Monitor dissatisfaction Failure,,Monitor Battery,,Battery alert Battery,,user of status connections,,spec. wrong,,,Incorrect,,battery used,,,,,,Cannot Customer

46、 Software,,accurately dissatisfaction failure,,ID status,,Battery Connections,,damage spec. wrong,,,,Unable to,,detect,,battery,,Faults,,,,Severity,Severity,Occurrence,Occurrence,Detection,Detection,RPN,RPN,Estimate the likelihood of the,,detection on a “1 to 10” sca

47、le. The lower the number the more likely the cause will be detected.,9.,FMEA 格式逐項(xiàng)解說(shuō),1.,10.,3.,2.,5.,4.,8.,7.,6.,12.,11.,15.,14.,13.,24 of 33,25 of 33,Part Failure Mode Effect(s) Cause(s) Current or Action(s) to Area or

48、 Action(s),,Name,* Control(s) be taken Individual taken,,Function,responsible,,,Energy,,Management Cannot Customer Software,,Monitor dissatisfaction Failure,,Monitor Battery,,Battery alert Battery,,user of status

49、 connections,,spec. wrong,,,Incorrect,,battery used,,,,,,Cannot Customer Software,,accurately dissatisfaction failure,,ID status,,Battery Connections,,damage spec. wrong,,,,Unable to,,detect,,battery,,Faults,,,,Severity,Severity,Occurrence,Occurrence,De

50、tection,Detection,RPN,RPN,RPN (Risk Priority Number) is the,,product of Severity, Occurrence,,,and Detection.,,,The higher the number, the higher the risk.,10.,FMEA 格式逐項(xiàng)解說(shuō),1.,2.,4.,3.,5.,6.,8.,7.,9.,12.,11.,15.,14.,13.,26 of 33,Part Failure Mode Effect(s) Cause(s)

51、 Current or Action(s) to Area or Action(s),,Name,* Control(s) be taken Individual taken,,Function,responsible,,,Energy,,Management Cannot Customer Software,,Monitor dissatisfaction

52、 Failure,,Monitor Battery,,Battery alert Battery,,user of status connections,,spec. wrong,,,Incorrect,,battery used,,,,,,Cannot Customer Software,,accurately dissatisfaction failure,,ID status,,Battery Connections,,damage spec. wrong,,,,Una

53、ble to,,detect,,battery,,Faults,,,,Severity,Severity,Occurrence,Occurrence,Detection,Detection,RPN,RPN,What actions need to be taken to prevent the Failure Mode?,,,If no action is taken, record “none”,11.,FMEA 格式逐項(xiàng)解說(shuō),1.,10.,4.,3.,5.,6.,8.,7.,9.,12.,2.,15.,14.,13.,27 of 33,Part Failur

54、e Mode Effect(s) Cause(s) Current or Action(s) to Area or Action(s),,Name,* Control(s) be taken Individual taken,,Function,responsible,,,Energy,,Management Cannot Customer

55、 Software,,Monitor dissatisfaction Failure,,Monitor Battery,,Battery alert Battery,,user of status connections,,spec. wrong,,,Incorrect,,battery used,,,,,,Cannot Customer Software,,accurately dissatisfaction failure,,ID status,,Battery Co

56、nnections,,damage spec. wrong,,,,Unable to,,detect,,battery,,Faults,,,,Severity,Severity,Occurrence,Occurrence,Detection,Detection,RPN,RPN,Assign appropriate individual, area,,,function or team.,,Set a realistic target for completion,,Target date could be established,,by development program

57、,12.,FMEA 格式逐項(xiàng)解說(shuō),1.,10.,4.,3.,5.,6.,8.,7.,9.,2.,11.,15.,14.,13.,28 of 33,Part Failure Mode Effect(s) Cause(s) Current or Action(s) to Area or Action(s),,Name,* Control(s) be taken

58、 Individual taken,,Function,responsible,,,Energy,,Management Cannot Customer Software,,Monitor dissatisfaction Failure,,Monitor Battery,,Battery alert Battery,,user of status connections,,spec. wrong,,,Incorrect,,battery used,,,,,,Cannot Cust

59、omer Software,,accurately dissatisfaction failure,,ID status,,Battery Connections,,damage spec. wrong,,,,Unable to,,detect,,battery,,Faults,,,,Severity,Severity,Occurrence,Occurrence,Detection,Detection,RPN,RPN,List the results of the actions,,taken.,,,Always ent

60、er a reference such as data or test reports.,13.,FMEA 格式逐項(xiàng)解說(shuō),1.,10.,4.,3.,5.,6.,8.,7.,9.,12.,11.,15.,14.,2.,29 of 33,Part Failure Mode Effect(s) Cause(s) Current or Action(s) to Area or Action(s),,Name,*

61、 Control(s) be taken Individual taken,,Function,responsible,,,Energy,,Management Cannot Customer Software,,Monitor dissatisfaction Failure,,Monitor Battery,,Battery alert Battery,,user of status connections,,spec. wrong

62、,,,Incorrect,,battery used,,,,,,Cannot Customer Software,,accurately dissatisfaction failure,,ID status,,Battery Connections,,damage spec. wrong,,,,Unable to,,detect,,battery,,Faults,,,,Severity,Severity,Occurrence,Occurrence,Detection,Detection,RPN,RPN,When rea

63、ssessing SEVERITY, the,,only factors that will influence a,,change will be:,,new experience,,change in regulations,,design change,,change in customer priorities,14.,FMEA 格式逐項(xiàng)解說(shuō),1.,10.,4.,3.,5.,6.,8.,7.,9.,12.,11.,15.,2.,13.,30 of 33,Part Failure Mode Effect(s) Cause(s)

64、 Current or Action(s) to Area or Action(s),,Name,* Control(s) be taken Individual taken,,Function,responsible,,,Energy,,Management Cannot Customer Software,,Monitor dissatisfaction

65、 Failure,,Monitor Battery,,Battery alert Battery,,user of status connections,,spec. wrong,,,Incorrect,,battery used,,,,,,Cannot Customer Software,,accurately dissatisfaction failure,,ID status,,Battery Connections,,damage spec. wrong,,,,Unable to,,detect,,battery,,Faults,,,,Severity,Severity,Occurrence,Occurrence,Detection,Detection,RPN,RPN,If this RPN is not significantly less,,than previous, then ACTION taken,,has been ineffective.,15.,FMEA 格式逐項(xiàng)解說(shuō),1.,10.,4.,3.,5.,6.,8.,7.,9.,12.,11.,2.,14.,13.,31 of 33,