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Data Transfers Six Sigma Case Study


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Data Transfers Six Sigma Case Study

  1. 1. Six Sigma DMAIC Project GE ITS: GEMS Account Project Leader/Green Belt: Wayne Littlefield Project Leader Title: Lead Service Engineer Project Start Date: August 11, 2003Master Black Belt: Steven Bonacorsi
  2. 2. Six Sigma in Action Data TransfersCustomer Profile – 20,000 seat Medical Systems Manufacturing & Service CompanyBusiness Problem & Impact Process Capability – BeforeData transfer cycle time for one PC to another has increased T USL 20substantially. This increases customer downtime and limits thenumber of equipment swaps that can be completed in a workday to about 4/Tech) Z_ST = 1.73 FrequencyMeasure & Analyze 10Data Collection: Third Quarter data showed an average of filetransfer cycle time of 52.8 min with a Z_bench of 1.73.Root Causes: Data size, technician file transfer method and 0processes, and file transfer device were the main root causes 0 20 40 60 80 Cycle Time 100 120 140 160identified by the analysis. Process Capability – AfterImprove & Control 8 T USLAn automated file transfer software was implemented along 7with a faster file transfer device to reduce the cycle time. 6 Z_ST = 1.73 FrequencyAutomated reports are generated by the software and will be 5 4reviewed weekly for defects. 3Results/Benefits 2File transfer transfer average was reduced from 52.8 to 12.3 1minutes! This considerable reduced customer downtime and 0 0 5 10 15 20 25 30 35increase labor productivity. Total Cycle Time (Min) A Savings of US$40K in 2003!