Confidential ehiian Proposed Change Form Mouby Date: ABO 23-cc5a Number: Dillon Originator: Jack Proposed change to: (Prep Parameters Sols Batch Make-Up) Parameters B. Standards Control Moves Problem Statement: Pred Sols_ Batch Make-Up Matrix was not revised when we went to low humectant (January, 1993) List evidence provide data to support need for change: X & 5 TQm Prep Sols_ Line 3 Describe what will be improved if problem is resolved: What is the objective of making this change? Reduced variation in Prep Sols 6. Identify probable causes of problem (attach C&E). Lack of follow-up to ensure systems were updated upon implementing lower humectant levels_ Describe proposed SPC system change Change the waterIDN make-up matrix for Prep Sols. per the attached. Recommend measurements of effectiveness of proposed change Prep Sols_ X & $ TQm's Line 3 1 Describe action plan for implementing proposed change (attach need more space). Distribute New Matrix t0 #1 & Upgrade #1 Operators & MR Supvs_ 10 List personnel affected by change: #1 & Upgrade #1 Operators SIT Machine Room Supvs_ Stage Lab Services Process Accountable SPC Specialists Quality Services
ehiian Confidential Date: Mouby ABO Number: 23-cc5a Proposed Change Form Jack Dillon Originator: Proposed change to: Parameters (Prep Sols Batch Make-Up) Parameters B. Standards Control Moves Problem Statement: Pred Sols_ Batch Make-Up Matrix was not revised when we went to low humectant (January, 1993) List evidence provide data to support need for change: Prep Sols_ X & 5 TQm Line 3 Describe what will be improved if problem is resolved: What is the objective of making this change? Reduced variation in Prep Sols 6. Identify probable causes of problem (attach C&E). Lack of follow-up to ensure systems were updated upon implementing lower humectant levels_ Describe proposed SPC system change Change the waterIDN make-up matrix for Prep Sols. per the attached. Recommend measurements of effectiveness of proposed change Prep Sols_ X & $ TQm's Line 3 Describe action plan for implementing proposed change (attach need more space). Distribute New Matrix t0 #1 1 & Upgrade #1 Operators & MR Supvs_ 10 List personnel affected by change: #1 & Upgrade #1 Operators SIT Machine Room Supvs_ Lab Services Process Stage Accountable SPC Specialists Quality Services