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derived data n Release the changes工變執(zhí)行方式Nine steps: n Prepare change proposal n Approve change proposal n Authorize impact analysis prepare impact analysis n Authorize change order n Prepare change ordern Perform signoffs n Approve change order工變執(zhí)行方式Nieen steps: n Fill in the ECR form n Send the ECR to the technical services department n Assign a number to the ECR n Send the ECR to the appropriate department n Review problem, identify causes, evaluate solutions, propose effective date n Send ECR to the technical documentation group 工變執(zhí)行方式n Ensure that the latest revision of all documentation is available n Make an ECR package n Send a copy of the ECR package to each engineering change board (ECB) member n Review the proposed change and investigate impact n Schedule an ECB meeting n Review all aspects of the ECR n Agree effective date 工變執(zhí)行方式n Sign the ECR n Send the ECO to the technical documentation group n Update documentation n Make copies n Distribute copies n File ECO變更範(fàn)疇Just solve my problemChange the documentRespond quickly to marketingLook after the changes in this customer39。s requirementsSolve all our problems 小大ECM系統(tǒng)效益We39。ll reduce the cycle time for engineering changesWe can reduce the costs of change managementWe39。ll get the benefits of electronic change information flowECM系統(tǒng)效益We39。ll get better status information on our changesWe39。ll be able to make sure the best change process is followedWe39。ll improve engineering change resource utilization and coordinationECM系統(tǒng)效益We39。ll have an audit trail of engineering change activitiesThe ECM system will bring engineers on different sites together to work on changes We39。ll be able to make better change management plansECM系統(tǒng)效益We39。ll get more reliable estimates of change costs and timesAn ECM system will make changes easier to manageWe39。ll be able to run changes in parallel and get them done quickerWe39。ll be more responsive to changeSo Many Parts to the ECM Jigsaw External anizations want changes but can39。t always make them happenInternal anizations sometimes want changes, sometimes don39。tThey all get involved in the EC processJigsaw拼圖玩具So Many Parts to the ECM Jigsaw Many puter systems are somehow related to the EC processProducts and processes, and their descriptions, are the main focus of ECM, and their volume is very highAnd everyone needs to know and follow the rules of ECMExternal anizations want changes but can39。t always make them happenCustomers and potential customersDealers and DistributorsLogistics anizationsSuppliers and VendorsRegulatory Authorities這些都是驅(qū)動(dòng) EC的重要角色I(xiàn)nternal Organizations Sometimes Want Changes, Sometimes Don39。tDesign engineeringPurchasing departmentMarketing and salesManufacturing engineeringSoftware engineeringInternal Organizations Sometimes Want Changes, Sometimes Don39。tManufacturingInstallation anizationCustomer serviceStandardization anizationTechnical servicesThey all get involved in the EC process EC Submitter, Proposer, InitiatorEC Analyst, EvaluatorEC Board member, ECB ChairFunctional anizationsProduct TeamsMany Computer Systems Are Somehow Related to the EC Process Order processing requires accurate updates of product codes and release statusPlanning has to phase out old versions while phasing in new releasesMany Computer Systems Are Somehow Related to the EC Process Development has to document all changes consistentlyManufacturing needs accurate and timely information about all changes past, present and plannedCustomer Service has to municate product improvements to customersProducts and Processes, and Their Descriptions, Are the Main Focus of ECM, and Their Volume Is Very High Products, main assemblies and subassembliesComponents and partsRa