Cover “ Particle defective rate improvement of NB BLU ” Define Project Charter Voice of Customer COPIS Definition Main Process Mapping Project Charter Problem description Why chose this topic ? Decrease the NB particle defective rate of OQC Decrease the NB defective rate at OQC Meet the customer VLRR target Meet customer satisfaction Project Description Project Statement Voice of Customer Project Scope Estimating Benefits COPIS Definition Material incoming IQC Material input Assembly FQC2 OQC Delivery to customer IQC of Customer Customer line Produce Yes Yes Yes No No No Customer Service No LGP Process Sorting VLRR FQC No Yes Yes :Critical Process Main Process Mapping Measure CTQ Tree / Metric Table MSA Planning SPC scheme & Data collection Baseline data Conclusion Customer Need Driver Metric CMO FQC2 FQC IQC Cleanness of material input GR&R of MSA Cleanness of clean room Inner quality monitoring OQC Cleanly operating environment Qualified operators Meet OQC target Qualified materials CTQ Tree Metric Table 1、Object：Use samples (particle defects) to carry MSA in order to analyze the variance of operators, and checked the collection data is objective. 2、Time：2007/08/31~2007/09/21 3、Member：IQC,FQC, FQC2, OQC, Sorting operators at customer side. 4、Place：IQC area, 2F cleaning room 5、 MSA focus： (1). Candidate: Chose Inspectors (2). Samples choosing: 20Pcs OK/NG BLU (3). Education training: Based on the specification of customer. (4). Test criteria: If it is not Kappa > 0.90 , %GRR<30%(Maximum) must be test again after re-training . (5). Record and file. MSA Planning SPC scheme & Data collection 1. 2007y Jan.-Aug. defective rate of VLRR=25,297 PPM The particle defective rate = 9,030 PPM (Top1= 35.7%) 2. 2007y Jan.-Aug. defective rate of Sorting=16,233 PPM The particle defective rate = 6,130 PPM (Top1= 37.8%) 3. 2007y Jan.-Aug. defective rate of OQC=20,856 PPM The particle defective rate = 4,492 PPM (Top1= 32.3%) 4. 2007y Jan.-Aug. defective rate of FQC2=65,058 PPM The particle defective rate = 41,563 PPM (Top1= 63.9%) 5. 2007y Jan.-Aug. defective rate of FQC=141,039 PPM The particle defective rate = 92,415 PPM (Top1= 65.5%) Baseline Data