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1 Dot Hill Confidential 3Y PSU Weekly KPI week 06 Presented by:XX Date: 20 Nov. 2011
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2Dot Hill Confidential2 Measurement Shortage & Build Plan (CTB) Process Yield RMA ECR/ECO& Rev Change List ORT&HASA PSU Weekly KPI
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3Dot Hill Confidential3 The Gray is shipped The Green is planned to build and ship The pink is assumed to build, quantity need further confirmation. PSU Weekly KPI Shortage & Build Plan (CTB)
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SMT
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2015-11-172015-11-17 July 24, 2007 Dot Hill Confidential5 SMT yield Trend Trend chart – AOI and FQA Unavailable Next production schedule March
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2015-11-172015-11-17 July 24, 2007 Dot Hill Confidential6 SMT Process Top Failure FACA FACA – AOI and FQA Unavailable Next production schedule March
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2015-11-172015-11-17 July 24, 2007 Dot Hill Confidential7 Assembly – front end yield Trend Until before pre-test
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2015-11-172015-11-17 July 24, 2007 Dot Hill Confidential8 Assembly front end -- Process Top Failure FACA Wave solder DPPM trend chart
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2015-11-172015-11-17 July 24, 2007 Dot Hill Confidential9 Wave solder FA Analysis
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Assembly – back end yield Trend
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Assembly Backend – Test yield trend chart Defect Pareto
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Defect corrective action
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OBA 2015-11-172015-11-17 July 24, 2007 Dot Hill Confidential13
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2015-11-172015-11-17 July 24, 2007 Dot Hill Confidential14 DPPM Trend chart OBA
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2015-11-172015-11-17 July 24, 2007 Dot Hill Confidential15 Assembly – Final test yield Trend OBA failure tracking 日期 date 機型 model 批量 qty 抽樣數s抽樣數s 不良 數 def 不良描述 descr 不良原因 Failure analysis 改善措施 action 責任 單位 dept 2012 /1/5 GP.Y M- 3591 AAR 440501 均流測 試燈不 滅 Test current LED on 將 U405 IC 加錫後機台 橙色燈恢復正常橙燈 不滅是由於 IC U405 假 焊導致,屬 SMD 異常 U405 cold solder 1. 已將不良反饋各測試站作 員要求後續 100% 檢查燈不 的不良現象,各測試站均需 查此項避免不良再次流出 2. 此批返工檢查 Feedback to front end Work order 100% screen SMD prevention action -- TBD SMD
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2015-11-172015-11-17 July 24, 2007 Dot Hill Confidential16 RMA
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RMA trend DPPM and failure analysis –DC PSU
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RMA defect analysis – DC PSU Remark : Randcmn defect no action required
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RMA trend DPPM and failure analysis -- AC PSU
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RMA defect analysis –AC PSU
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2015-11-172015-11-17 July 24, 2007 Dot Hill Confidential21
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22 PSU Weekly KPI
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2015-11-172015-11-17 July 24, 2007 Dot Hill Confidential23 Production DFM
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Production DFM review
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25 PSU Weekly KPI ECO monitoring Remark : No EC as of year 2012
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26 ORT – DH procedure still pend 3Y commit Current data is 3Y curretn test data for year 2012 Dot Hill Confidential PSU Weekly KPI
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2015-11-172015-11-17 July 24, 2007 Dot Hill Confidential27 3Y improvement projects tracker Product partnumber : 1. 81-00000047-00-01 / CP-1401R2 2. 81-00000063 / YM-3591-AAR Projects : 1. Assembly front end a) AOI to replace manual inspection – target eval completion by end Feb b) Eliminate lead trimming Phase ! – component lead list, done 10th Jan Phase II – end Feb pend AOI eval c) ORT computer monitoring –end April d) Production DFM review –on-going e) Vibration test – pend Taiwan RD for spec finalisation – TBD, pend Roger Huang Phase 1– sampling, need define sampling plan – 1st Mar
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28 THE END Thanks ! Dot Hill Confidential PSU Weekly KPI
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