PFMEA 失效模式分析案例

1、Page 1 of 19Sev:Severity Occ: Occurance Det: Detection R.P.N.: Risk Priority Number ( * :公司內(nèi)部重要管理項目;SC:客戶要求重要管理項目 ) 樣式:RF-PT-03,050705有有限限公公司司工工 程程 潛潛 在在 的的 失失 效效 模模 式式 與與 效效 果果 分分 析析Co.,Ltd.Co.,Ltd.(PROCESS(PROCESS FMEA)FMEA)Item項目名稱:Page no.頁碼：共19頁Model Year/Vehicle:Responsibility責任部門：Prepared by制

2、作：Core Team核心小組:Key Date關(guān)鍵日期： FMEA date日期（編制）：過程項目潛在的潛在的嚴S 級CLASS潛在的頻O現(xiàn)行制程預防控制現(xiàn)行制程偵測措施難D風險優(yōu)先率R建議的措施責任與目標效果確認Action Results&功能要求失效模式失效結(jié)果重E失效原因與機理度CCurrent ControlCurrent Control檢ePRecommended完成日期SODRProcess DescpriptionPotentialPotential度V 別Potential數(shù)CPreventionDetection度tNAction(s)Res.&Tar.采

3、取的措施eceP&Process Purpose Failure ModeEffect(s) of FailureCause(s) of FailureCompletion Date Action TakenvctNPartsParts incomingincoming部部品品受受入入過過程程1. Receiving partspoor appearancefunction error 7handling carelessly by2None1 visual check by warehouseman & IQA 228None1.接收部品on cartonor packing

4、 NGoperator or due to delivery無1 由倉管員及IQA目視檢查無紙箱的有形損壞功能或裝置不良操作或運輸過程中的過失操作2 visual check by PK01 station72 包裝工位目視檢查actual qty unmatched with cant complete this lot7handling carelessly by2Nonecheck by warehouseman & IQA456Nonesuppliers invoice無法完成該批量的產(chǎn)品operator or due to delivery無由倉管員及IQA核對發(fā)票上的數(shù)量6

5、無部品數(shù)量與供應(yīng)商操作或運輸過程中的過失操作的發(fā)票不符2.Incoming inspectionoversight on inspectionNG parts released to 6incoming part released to2rule of incoming inspection1 check by part using station224None2.受入檢查漏檢product line4warehouse without release 受入檢查規(guī)定1 部品使用工位來料檢查7無(IQC)錯誤或不良品stamp of IQA2 cosmetic check 100%流到生產(chǎn)線無受

6、入檢查印章部品入了庫2 100%進行外觀檢查overview NG未檢出不良NG parts released to 61 miss operating2qualification training on 100% fuction check后段工位多重100%進行功能測試448Noneproduct line41 操作失誤inspection3無錯誤或不良品流到生產(chǎn)線檢查員資格培訓2 dont point out inspectionitem in inspection document2 檢驗指導書沒有明確的指出檢測點21 add inspection items indocument1

7、追加檢驗指導書中沒有的檢驗點2 IQC re-inspect all parts inwarehouse2 在庫品IQC全部重檢3 refer detail in report SCAR 07-OM-005 and SCAR 07-OM-0033 詳見編號為SCAR 07-OM-005 andSCAR 07-OM-003中的報告100% fuction check后段工位多重100%進行功能測試396None無3 tester failure2emendation on equipments yearly儀器校正每年一次equipments maintain monthly設(shè)備的月度保養(yǎng)che

8、ck equipments at the begin ofwork作業(yè)準備時測量336None3 測定器失效4無3. Part storagePart Shortagecant complete this lot7mistake input by warehouseman2Nonecheck parts list by warehouse456None3.部品入庫/儲藏缺少部品無法完成該批量的產(chǎn)品1倉管員輸入錯誤無倉庫核對入庫清單6無check parts list by materiel people物料員核對入庫清單part rustinessfunction error7temperat

9、ure/humidity out of 21.temperature/humidity controlcheck temperature/humidity at thebegin of work 228None/ESD destroy功能不良standard1.溫濕度管理規(guī)定4無部品生銹/ESD破壞溫濕度超標2.ESD control 作業(yè)準備時點檢溫濕度表2.靜電管理規(guī)定4. Part supplyed to part supplyed wronglyproduct line stop7mistake parts by warehouseman2mark part location and

10、makingcheck part list and BOM456None product line發(fā)錯料生產(chǎn)線停產(chǎn)1or part list wrongspecial control on similar parts 檢查發(fā)料清單,核對BOM表無4.發(fā)料到生產(chǎn)線發(fā)料員在倉庫拿錯料對部品放置區(qū)域作相關(guān)標識發(fā)料單制作錯誤對類似品作特殊管理partsurface scrape intransport process部品刮傷poor appearance外觀不良(面板,旋鈕表面刮傷)641 rub between parts andpacking materiel1 部品在運輸過程中與自身的包裝材料摩

11、擦21 requset vender improve packingmateriel1 要求供應(yīng)商修改部件的包裝材料2 refer detail in report PR-07-082 詳見PR-07-08報告1 inspect parts before assemble1 部品組裝前檢驗2 cosmetic check 100%2 外觀100%檢驗4796None無6 66 6Page 2 of 19Sev:Severity Occ: Occurance Det: Detection R.P.N.: Risk Priority Number ( * :公司內(nèi)部重要管理項目;SC:客戶要求重要

12、管理項目 ) 樣式:RF-PT-03,050705有有限限公公司司工工 程程 潛潛 在在 的的 失失 效效 模模 式式 與與 效效 果果 分分 析析Co.,Ltd.Co.,Ltd.(PROCESS(PROCESS FMEA)FMEA)Item項目名稱:Page no.頁碼：共19頁Model Year/Vehicle:Responsibility責任部門：Prepared by制作：Core Team核心小組:Key Date關(guān)鍵日期： FMEA date日期（編制）：過程項目潛在的潛在的嚴S 級CLASS潛在的頻O現(xiàn)行制程預防控制現(xiàn)行制程偵測措施難D風險優(yōu)先率R建議的措施責任與目標效果確認A

13、ction Results&功能要求失效模式失效結(jié)果重E失效原因與機理度CCurrent ControlCurrent Control檢ePRecommended完成日期SODRProcess DescpriptionPotentialPotential度V 別Potential數(shù)CPreventionDetection度tNAction(s)Res.&Tar.采取的措施eceP&Process Purpose Failure ModeEffect(s) of FailureCause(s) of FailureCompletion Date Action Takenv

14、ctN6 66 66 65.Label printprint badnessdifficult to trace4operating NG2training operatorlabel scan.條碼掃描比對216None5標簽打印打印不良批量不易追溯1作業(yè)不良培訓作業(yè)員無equipment NG2check and maintain equipmentdaily check216None設(shè)備故障點檢,保養(yǎng)日常點檢無label scan.條碼掃描比對CDRCDR MECHAMECHA準準備備工工程程6. inspect main PCB(ST:PT01)6. main PCB部件檢驗PCBs

15、surface scrape主基板表面劃傷function error功能不良87PCB scrape by hardness inprocess作業(yè)過程中硬物刮傷2forbid operator wear ring orother hardness作業(yè)員禁止帶戒指等硬物作業(yè)1 100% visual check1 100%目視檢查2 next station 100% function check2 后續(xù)多層工位100%功能視檢查4364none無ESD destroyelectrical function7operator not wearing 2use ESD cleaner to g

16、et rid of ESD1.daily check before line start228NoneESD破壞failuredESD band使用離子風機消除靜電1.每天開始生產(chǎn)前檢查4無電器性能破壞作業(yè)員沒有佩帶靜電帶2.check ESD of operating areas2.作業(yè)區(qū)域靜電檢查oversight on inspection漏檢NG parts released to productline,result in productionfunction fail as cantworkable or instability不良品流到生產(chǎn)線,造成產(chǎn)品功能不良87parts pu

17、t into next stationwithout inspection because ofmiss operating of operator作業(yè)員失誤,部件沒有檢查就流到下個工位2dispart the checked parts andwithout check parts檢查過和未檢查的部品分開放置if parts have checked ,will makea mark on it在已經(jīng)檢查過的部品上打點確認100% fuction check后續(xù)多層功能測試工位100%檢查100% visual check on parts usingstation在部件的使用工位100%檢

18、驗有無該標識4364none無overview NG未檢出不良NG parts released to 61 miss operating2qualification training on 100% fuction check后段多層工位100%進行功能測試448Noneproduct line41 操作失誤inspection3無錯誤或不良品流到生產(chǎn)線,檢查員資格培訓2 tester failure2emendation on equipmentsemendation list of equipments336None2 測定器失效儀器校正儀器校正清單無100% fuction check

19、后段100%進行功能測試FT測試搜索敏感性的參數(shù)設(shè)置不正確產(chǎn)品誤判(搜索不停臺)2參數(shù)設(shè)置過嚴,造成產(chǎn)品在正常的狀態(tài)下無法實現(xiàn)搜索停臺的功能2搜索停臺的控制規(guī)格設(shè)定為35.3dbuvemffuction check后續(xù)工位功能檢查456搜索停臺的控制規(guī)格更改設(shè)定為36.7dbuvemf生技日期: 2007/06/20完成負載盒上開關(guān)位置撥錯產(chǎn)品誤判(搜索不停臺)2作業(yè)員誤操作將負載盒上的TNS開關(guān)由on撥到OFF造成產(chǎn)品在正常的狀態(tài)下無法實現(xiàn)搜索停臺的功能2生技設(shè)備月度保養(yǎng)工作準備時作業(yè)員的點檢4161 負載盒上追加開關(guān)位置標識2 將負載盒上的ACC開關(guān)移到治具上,避免作業(yè)員在負載盒上作業(yè)生技

20、日期: 2007/06/11完成7. fix main PCB to chassismodule chassis is NG assembly7handling carelessly by2Nonevisual check by warehouseman & IQA228None &screwingout of shape錯誤裝配4operator or due to delivery無7無 ( ST:A-01)模塊變形操作或運輸過程中的過失操作由倉管員及IQA目視檢查7.組裝主基板至五金支架check by hisself&打螺絲對來料進行自檢查NG assembly

21、fixing NG7pressure not enough 2use cylinder jigcheck pressure daily and when456None錯誤裝配組裝不到位4壓力不夠用氣缸治具model changed無每天或換機種時檢查氣壓fixing to wrong location2training operator100% visual double check 456None放入位置不正確培訓作業(yè)員100%雙重目視檢查7無screw loose/tightenrattle noise heard when6screw driver torque too small2us

22、e torque meter to control check torque daily and when448None螺絲松動或過緊shaking due to loose4螺絲刀扭力過小torquemodel changed無松動，搖晃時有雜音用扭力計控制扭力每天或換機種時檢查扭力slide occurred due to 6screw driver torque too big2use torque meter to control check torque daily and when448Nonetighten4螺絲刀扭力過大torquemodel changed無過緊，滑牙用扭力計

23、控制扭力每天或換機種時檢查扭力stick sheet to wrongcant load CD7miss operating21.training operator100% visual double check 456Nonelocation不能進碟操作錯誤1.培訓作業(yè)員100%雙重目視檢查7無碟倉絨布貼附位置不正確2.process sheet2.作業(yè)指導書6 6Page 3 of 19Sev:Severity Occ: Occurance Det: Detection R.P.N.: Risk Priority Number ( * :公司內(nèi)部重要管理項目;SC:客戶要求重要管理項目 )

24、 樣式:RF-PT-03,050705有有限限公公司司工工 程程 潛潛 在在 的的 失失 效效 模模 式式 與與 效效 果果 分分 析析Co.,Ltd.Co.,Ltd.(PROCESS(PROCESS FMEA)FMEA)Item項目名稱:Page no.頁碼：共19頁Model Year/Vehicle:Responsibility責任部門：Prepared by制作：Core Team核心小組:Key Date關(guān)鍵日期： FMEA date日期（編制）：過程項目潛在的潛在的嚴S 級CLASS潛在的頻O現(xiàn)行制程預防控制現(xiàn)行制程偵測措施難D風險優(yōu)先率R建議的措施責任與目標效果確認Action

25、Results&功能要求失效模式失效結(jié)果重E失效原因與機理度CCurrent ControlCurrent Control檢ePRecommended完成日期SODRProcess DescpriptionPotentialPotential度V 別Potential數(shù)CPreventionDetection度tNAction(s)Res.&Tar.采取的措施eceP&Process Purpose Failure ModeEffect(s) of FailureCause(s) of FailureCompletion Date Action TakenvctN3 3

26、6 66 66 6PCB crack/scratchfunction error7miss operating21.training operator100% visual check 456NonePCB 斷裂/ 劃傷功能不良操作失誤1.培訓作業(yè)員100%目視檢查3無2.jig for avoiding missing100% check fuction repeatedly后段多層工位100%進行功能測試2.防呆治具incoming part NG2PCB cosmetic checkincoming inspection228None來料不良PCB板外觀檢查受入檢查3無100% chec

27、k fuction repeatedly后段多層工位100%進行功能測試forget to stick heatNG assembly7miss operating21.manage by quantity100% visual check by hisself456Nonesink sheet to PCB錯誤裝配4操作錯誤1 數(shù)量管理100%目視自檢8無漏貼散熱膠布至PCB2.process sheet2.作業(yè)指導書ESD destroyelectrical function7operator not wearing 2use ESD cleaner to get rid of ESD1.

28、daily check before line start228NoneESD破壞failuredESD band使用離子風機消除靜電1.每天開始生產(chǎn)前檢查4無電器性能破壞作業(yè)員沒有佩帶靜電帶2.check ESD of operating areas2.作業(yè)區(qū)域靜電檢查space between panelfixing NG3block of fixing jig shifted21.check this item when monthly1 visual check by hisself after318Nonebottom and chassis組裝不到位面板底蓋定位塊的位置發(fā)生偏移ma

29、intenance assemble7無is too big when 1.治工具月度維護時重點檢查此項目 1 組裝后自檢assembly2 next station check組裝時面板底蓋與五金支架2 后工位檢查之間間隙過大screw of jig loosedNG assembly3the screw is used to fix the 21.check this item when monthly1 visual check by hisself after318None治具螺絲松動錯誤裝配pillar of cylinder and pillar maintenance assem

30、ble7無of press,its easy to become1.治工具月度維護時重點檢查此項目 1 組裝后自檢loose when using2 next station check該螺絲用于連接汽缸桿與受力桿,2 后工位檢查使用中易松動post beside sheet leatherNG assembly3this item is not treated as2None1.IQC added this item to inspection424Noneplate of bottom panel錯誤裝配important item when inspection無process shee

31、t無is anamorphicIQC檢查時未將此項列入重點檢查1.IQC將此項列入受入檢查的重點檢查項目面板底蓋貼附碟倉絨布處項目2.100% visual inspection支柱變形2.100%目視檢查螺絲刀碰傷主基板回路功能不良(AM無反應(yīng))7治具上有多余的孔,作業(yè)員鎖螺絲時打錯位置,將主基板上的回路鉆斷2治具上的螺絲孔位有標識100% function check100% 功能檢查456治具改造,將治具上多余的孔位去除生技日期:2007/08/07完成3 3Page 4 of 19Sev:Severity Occ: Occurance Det: Detection R.P.N.: Ri

32、sk Priority Number ( * :公司內(nèi)部重要管理項目;SC:客戶要求重要管理項目 ) 樣式:RF-PT-03,050705有有限限公公司司工工 程程 潛潛 在在 的的 失失 效效 模模 式式 與與 效效 果果 分分 析析Co.,Ltd.Co.,Ltd.(PROCESS(PROCESS FMEA)FMEA)Item項目名稱:Page no.頁碼：共19頁Model Year/Vehicle:Responsibility責任部門：Prepared by制作：Core Team核心小組:Key Date關(guān)鍵日期： FMEA date日期（編制）：過程項目潛在的潛在的嚴S 級CLASS

33、潛在的頻O現(xiàn)行制程預防控制現(xiàn)行制程偵測措施難D風險優(yōu)先率R建議的措施責任與目標效果確認Action Results&功能要求失效模式失效結(jié)果重E失效原因與機理度CCurrent ControlCurrent Control檢ePRecommended完成日期SODRProcess DescpriptionPotentialPotential度V 別Potential數(shù)CPreventionDetection度tNAction(s)Res.&Tar.采取的措施eceP&Process Purpose Failure ModeEffect(s) of FailureCaus

34、e(s) of FailureCompletion Date Action TakenvctN3 36 66 66 66 64 48. inspect SCD module(ST:PT-02)8. CD機芯部件的檢查test CD can notinsert into SCDmoduleCD機芯不入碟function errer功能不良871 shock top cover byoperators mistake andmake distortion of CDmodule1 作業(yè)動作過失磨擦上蓋導致機芯變形4can not superpose CD modulein check proces

35、s檢測過程中不能疊放1 100% function check2 100% visual check1 100% 功能檢查2 100% 目視檢查2364None無2 Test CD dirty2 碟片贓污4check and maintain Test CDbefore operation作業(yè)員作業(yè)前先進行光盤點檢function check功能檢查2364None無CD moduleaxes lockCD機芯前軸卡住CD碟function errer(CD is notworkable and feedback)功能不良(無法讀碟)87shock parts and makedistorti

36、on of CD module部品碰撞變形4check appearance檢查確認外觀100% function check功能檢查2364None無oversight on inspection漏檢NG parts released to productline,result in productionfunction fail as cantworkable or instability不良品流到生產(chǎn)線,87parts put into next stationwithout inspection because ofmiss operating of operator作業(yè)員失誤,部件沒

37、有檢查就流到下個工位2dispart the checked parts andwithout check parts檢查過和未檢查的部品分開放置if parts have checked ,will makea mark on it在已經(jīng)檢查過的部品上打點確認100% fuction check后續(xù)功能測試工位100%檢查100% visual check on parts usingstation在部件的使用工位100%檢驗有無該標識364none無overview NG未檢出不良NG parts released to 61 miss operating2qualification tr

38、aining on 100% fuction check后續(xù)功能測試工位100%檢查448Noneproduct line41 作業(yè)員失誤,inspection3無錯誤或不良品流到生產(chǎn)線,檢查員資格培訓22 tester failure2emendation on equipments yearly儀器校正每年一次equipments maintain monthly設(shè)備的月度保養(yǎng)check equipments at the begin ofwork始業(yè)點檢336None2 測定器失效4無not fix FFC steadyfunction error8miss operating21.ma

39、ke jig to insert FFC1.100% visual inspection after FFCwas inserted, and add mark on FFCcable,1.FFC插入后100%目視檢查,檢查ok后在FFC排線上打點做標識,2 check mark 100% next station2 后工位在100%目測檢查標識360NoneFFC未固定(沒有扣上 固定FFC排線的固定扣)功能不良(FR,RR聲道無輸出) 7作業(yè)員過失1.制做FFC排線插入治具6無2.add the correct method ofinsertting FFC into processshe

40、et2.在作業(yè)指導書內(nèi)追加FFC排線的正確插入方法insert FFC flatlyfunction error7miss operating21.training operator100% visual check 456NoneFFC未水平插入功能不良作業(yè)員過失1.培訓作業(yè)員100%目視檢查并打點確認6無2.process sheet2.作業(yè)指導書治具排線端子與機芯接觸不良產(chǎn)品誤判(按出碟鍵無反應(yīng))7治具上的FFC排線多次使用后磨損,造成與機芯接觸不良2將FFC排線列為易損件,每月進行更換fuction check后續(xù)工位功能檢查356治具改造,在治具上追加FFC排線快速夾子生技日期: 2

41、007/06/18完成1.training operator9.insert FFC&SCD modulespring of mecha fall off function error7miss operating21.培訓作業(yè)員100% visual inspection456Nonepreparation&bracket screwing 機芯彈簧脫落功能不良操作錯誤2.add correct method to carry CDmodule process sheet2.作業(yè)指導書追加機芯的正確握取方法100%目視檢查3無(ST: A-02)fuction check9.

42、FFC排線插入&機芯準備&后續(xù)工位功能檢查 機芯支架打螺絲incoming part NG2Noneincoming inspection228None來料不良無受入檢查無100% fuction check后續(xù)工位功能檢查ESD destroyelectrical function8Operator not wearing 2use ESD cleaner to get rid of ESDcheck ESD of operating areas beforline start232NoneESD破壞failured7ESD band使用離子風機消除靜電4無電器性能破壞作業(yè)員

43、沒有佩帶靜電帶作業(yè)前檢查靜電screw loose/tightenrattle noise heard when6screw driver torque too small2use torque meter to controlcheck torque daily and when448None螺絲松動/過緊shaking due to loose4螺絲刀扭力過小torquemodel changed無松動，搖晃時有雜音用扭力計控制扭力每天或換機種時檢查扭力6 64 4Page 5 of 19Sev:Severity Occ: Occurance Det: Detection R.P.N.:

44、Risk Priority Number ( * :公司內(nèi)部重要管理項目;SC:客戶要求重要管理項目 ) 樣式:RF-PT-03,050705有有限限公公司司工工 程程 潛潛 在在 的的 失失 效效 模模 式式 與與 效效 果果 分分 析析Co.,Ltd.Co.,Ltd.(PROCESS(PROCESS FMEA)FMEA)Item項目名稱:Page no.頁碼：共19頁Model Year/Vehicle:Responsibility責任部門：Prepared by制作：Core Team核心小組:Key Date關(guān)鍵日期： FMEA date日期（編制）：過程項目潛在的潛在的嚴S 級CLA

45、SS潛在的頻O現(xiàn)行制程預防控制現(xiàn)行制程偵測措施難D風險優(yōu)先率R建議的措施責任與目標效果確認Action Results&功能要求失效模式失效結(jié)果重E失效原因與機理度CCurrent ControlCurrent Control檢ePRecommended完成日期SODRProcess DescpriptionPotentialPotential度V 別Potential數(shù)CPreventionDetection度tNAction(s)Res.&Tar.采取的措施eceP&Process Purpose Failure ModeEffect(s) of FailureCa

46、use(s) of FailureCompletion Date Action TakenvctN2 23 35 56 66 66 66 64 45 5slide occurred due to 6screw driver torque too big2use torque meter to controlcheck torque daily and when448Nonetighten4螺絲刀扭力過大torquemodel changed無過緊，滑牙用扭力計控制扭力每天或換機種時檢查扭力can not fix screw tofixing NG7torque is to small(52kg

47、f)3increase torque to 6.751.25 1.check torque daily and when242Nonebracket 組裝不到位4螺絲刀設(shè)定力矩規(guī)格過小kgf base on technical spc and model changed3無機芯防塵支架螺絲打不進test result,and revised CP and 1.每天或換機種時檢查扭力process sheet2.operator confirms screwing well根據(jù)設(shè)計規(guī)格和實際打螺絲測試結(jié)after fixing結(jié)果,將力矩調(diào)至.751.25 kgf,并2.作業(yè)員組裝完畢后100%

48、目視檢查螺絲修訂控制計劃和作業(yè)指導書打入良好10. bracket-m screwing &fix螺絲松動/過緊shaking due to loose6螺絲刀扭力過小torquemodel changed4Noneshield case&fix FFC holder&松動，搖晃時有雜音4用扭力計控制扭力每天或換機種時檢查扭力無stick cushion dustproof(ST: A-03)slide occurred due to 6screw driver torque too big2use torque meter to controlcheck torque

49、 daily and when448None10.機芯支架打螺絲&防護蓋組裝&tighten4螺絲刀扭力過大torquemodel changed無 FFC支架組裝&防塵膠布貼附過緊，滑牙用扭力計控制扭力每天或換機種時檢查扭力ESD destroyelectrical function8operator not wearing 2use ESD cleaner to get rid of ESD1.daily check before line start232NoneESD破壞failured7ESD band使用離子風機消除靜電1.每天開始生產(chǎn)前檢查4無電器性能破壞

50、作業(yè)員沒有佩帶靜電帶2.check ESD of operating areas2.作業(yè)環(huán)境靜電檢查forget to fix FFC holder NG assembly7miss operating21.training operator100% visual double check 456NoneFFC支架漏裝錯誤裝配4操作錯誤1.培訓作業(yè)員100%雙重目視檢查7無2.process sheet2.作業(yè)指導書forget to stick cushionNG assembly7miss operating21.training operator100% visual check 456

51、Nonedustproof to bracket錯誤裝配4操作錯誤1.培訓作業(yè)員100%目視檢查8無漏貼防塵膠布至機芯支架2.process sheet2.作業(yè)指導書not combine two of NG assembly7miss operating操作錯誤21.training operator100% visual check 456Nonedustproof completely錯誤裝配4操作錯誤,操作后未做壓緊動作1.培訓作業(yè)員100%目視檢查8無防塵膠布接合處不緊密2.process sheet update2.修改作業(yè)指導書(追加NG和OK品FFC fixing NGfunc

52、tion error7miss operating2None100% double visual check and make amark on ok product雙重目視檢查和打點確認check by fixture用治具檢查456None排線組裝不到位功能不良操作錯誤無2無not fix FFC steadyfunction error7miss operating21.training operator100% double visual check and make amark on ok product雙重目視檢查和打點確認456NoneFFC未固定功能不良操作錯誤1.培訓作業(yè)員6

53、無2.process sheet2.作業(yè)指導書check by fixture用治具檢查FFC holderNG fixing7miss operating21.培訓作業(yè)員100%目視檢查456None排線未放入排線支架錯誤裝配4操作錯誤2.process sheet8無2.作業(yè)指導書3 using fixture3 應(yīng)用治具進行固定sheet which is used tofunction error8miss operating2training operator100% visual inspection464noneconnect FFC and main PCB功能不良(機芯不動作

54、)7操作錯誤,操作后未做壓緊動作培訓作業(yè)員100%目視檢查8無is not sticked firmlyadd this item as notice pointFFC與基板連接膠布未貼緊into process sheet將此項目作為作業(yè)注意點追加至作業(yè)指導書2 25 55 5Page 6 of 19Sev:Severity Occ: Occurance Det: Detection R.P.N.: Risk Priority Number ( * :公司內(nèi)部重要管理項目;SC:客戶要求重要管理項目 ) 樣式:RF-PT-03,050705有有限限公公司司工工 程程 潛潛 在在 的的 失失

55、效效 模模 式式 與與 效效 果果 分分 析析Co.,Ltd.Co.,Ltd.(PROCESS(PROCESS FMEA)FMEA)Item項目名稱:Page no.頁碼：共19頁Model Year/Vehicle:Responsibility責任部門：Prepared by制作：Core Team核心小組:Key Date關(guān)鍵日期： FMEA date日期（編制）：過程項目潛在的潛在的嚴S 級CLASS潛在的頻O現(xiàn)行制程預防控制現(xiàn)行制程偵測措施難D風險優(yōu)先率R建議的措施責任與目標效果確認Action Results&功能要求失效模式失效結(jié)果重E失效原因與機理度CCurrent Co

56、ntrolCurrent Control檢ePRecommended完成日期SODRProcess DescpriptionPotentialPotential度V 別Potential數(shù)CPreventionDetection度tNAction(s)Res.&Tar.采取的措施eceP&Process Purpose Failure ModeEffect(s) of FailureCause(s) of FailureCompletion Date Action TakenvctN2 23 35 56 66 66 66 66 64 45 511. fix assy modul

57、e to chassisESD destroyelectrical function8operator not wearing 2use ESD cleaner to get rid of ESD1.daily check before line start232None&heat sink preparationESD破壞failured7ESD band使用離子風機消除靜電1.每天開始生產(chǎn)前檢查4無11.機芯模塊組裝至底蓋&電器性能破壞作業(yè)員沒有佩帶靜電帶2.operation condition ESD check散熱板準備2.作業(yè)環(huán)境靜電檢查(ST:A-04)screw

58、 loose/tightenrattle noise heard when6screw driver torque too small2use torque meter to controlcheck torque daily and when448None螺絲松動/過緊shaking due to loose4螺絲刀扭力過小torquemodel changed無松動，搖晃時有雜音用扭力計控制扭力每天或換機種時檢查扭力slide occurred due to 6screw driver torque too big2use torque meter to controlcheck torq

59、ue daily and when448Nonetighten4螺絲刀扭力過大torquemodel changed無過緊，滑牙用扭力計控制扭力每天或換機種時檢查扭力12.panel rear & heat sink screw loose/tightenrattle noise heard when6screw driver torque too small2use torque meter to controlcheck torque daily and when448Nonescrewing螺絲松動/過緊shaking due to loose4螺絲刀扭力過小torquemode

60、l changed無12.后蓋&散熱板打螺絲松動，搖晃時有雜音用扭力計控制扭力每天或換機種時檢查扭力(ST:A-05)slide occurred due to 6screw driver torque too big2use torque meter to controlcheck torque daily and when448Nonetighten4螺絲刀扭力過大torquemodel changed無過緊，滑牙用扭力計控制扭力每天或換機種時檢查扭力skid of screw螺絲打滑rattle noise heard whenshaking due to loose機臺搖晃時有雜音,螺絲不緊易掉落641 oprator isnt upright tolock screw1 作業(yè)員沒有垂直打螺絲2 strength of screw is 8.0+-1kgf.cm which is excess2 螺絲刀扭力8.0+-1kgf.cm規(guī)格過大21 use torque meter to