1. 1 Dot Hill Confidential 3Y PSU Weekly KPI week 06 Presented by:XX Date: 20 Nov. 2011

2. 2Dot Hill Confidential2 Measurement  Shortage & Build Plan (CTB)  Process Yield  RMA  ECR/ECO& Rev Change List  ORT&HASA PSU Weekly KPI

3. 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)

4. SMT

5. 2015-11-172015-11-17 July 24, 2007 Dot Hill Confidential5 SMT yield Trend Trend chart – AOI and FQA Unavailable Next production schedule March

6. 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

7. 2015-11-172015-11-17 July 24, 2007 Dot Hill Confidential7 Assembly – front end yield Trend Until before pre-test

8. 2015-11-172015-11-17 July 24, 2007 Dot Hill Confidential8 Assembly front end -- Process Top Failure FACA Wave solder DPPM trend chart

9. 2015-11-172015-11-17 July 24, 2007 Dot Hill Confidential9 Wave solder FA Analysis

10. Assembly – back end yield Trend

11. Assembly Backend – Test yield trend chart Defect Pareto

12. Defect corrective action

13. OBA 2015-11-172015-11-17 July 24, 2007 Dot Hill Confidential13

14. 2015-11-172015-11-17 July 24, 2007 Dot Hill Confidential14 DPPM Trend chart OBA

15. 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

16. 2015-11-172015-11-17 July 24, 2007 Dot Hill Confidential16 RMA

17. RMA trend DPPM and failure analysis –DC PSU

18. RMA defect analysis – DC PSU Remark : Randcmn defect no action required

19. RMA trend DPPM and failure analysis -- AC PSU

20. RMA defect analysis –AC PSU

21. 2015-11-172015-11-17 July 24, 2007 Dot Hill Confidential21

22. 22 PSU Weekly KPI

23. 2015-11-172015-11-17 July 24, 2007 Dot Hill Confidential23 Production DFM

24. Production DFM review

25. 25 PSU Weekly KPI ECO monitoring Remark : No EC as of year 2012

26. 26 ORT – DH procedure still pend 3Y commit Current data is 3Y curretn test data for year 2012 Dot Hill Confidential PSU Weekly KPI

27. 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

28. 28 THE END Thanks ! Dot Hill Confidential PSU Weekly KPI