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312     PART II       Transaction Cycles and Business Processes


                   FI G U R E
                       7-9     BATCH PRODUCTION PROCESS

                                     Production Planning and Control                  Work Centers


                                             Inventory
                           Marketing          Status
                                                                            Payroll                 C
                                               Engineering  Engineering      Time         Payroll
                                                 Specs                       Card
                                Sales
                               Forecast
                                                       Materials and             Job Time
                                                                                 Tickets       Cost Acctg
                                                       Operations
                      BOM       BOM                    Requirements
                                                                                            Initiate Production
                                                                                            Activities upon Receipt
                                            Assess        Purchase                          of Control Documents,
                     Route                                                                  Prepare Timekeeping
                      Sheet      RS         Inventory      Req                              Documents, and Distribute
                                           Requirements
                                                                                            Documents to Users
                                                                   A
                                         BOM
                                                      Purchasing
                                           Route                                          Material Req
                                           Sheet
                       Production                              Open
                       Scheduling                              Work
                                                               Orders
                               Prepare
                              Production
                                Control                                       Move
                              Documents               Production              Tickets        Excess Mat'l
                      Cost Acctg                      Schedule
                                                       Production                                Mat'l Returns
                                                       Schedule
                                      Work Order
                        Open
                        Work                                                     Production
                       Orders                Move                                Schedule
                                             Tickets                                     Work
                                                                                         Order
                                                                                                 Work
                                                       Material              C                   Order
                                                        Req
                      Close Out                                                     PG Warehouse
                      Open Work
                      Order File                                                                B





                         (if any), and the BOM. A product of this activity is the creation of purchase requisitions for additional
                         RMs. Procedures for preparing purchase orders and acquiring inventories are the same as those described
                         in Chapter 5. The operations requirements for the batch involve the assembly and/or manufacturing activ-
                         ities that will be applied to the product. This is determined by assessing route sheet specifications.

                         PRODUCTION SCHEDULING. The second activity of the planning and control function is produc-
                         tion scheduling. The master schedule for a production run coordinates the production of many different
                         batches. The schedule is influenced by time constraints, batch size, and specifications derived from
                         BOMs and route sheets. The scheduling task also produces work orders, move tickets, and materials
                         requisitions for each batch in the production run. A copy of each work order is sent to cost accounting to
                         set up a new work-in-process (WIP) account for the batch. The work orders, move tickets, and materials
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