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Input :

capacity constraintsfinancial constraintsdemand forecastsobjectives, strategies and policies.

Output :

size of workforceproduction/monthinventory levelsunits or bahts subcontractedback ordered.

Aggregate planning

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Aggregate planning

Productioncapacityfile

Finished-goods

inventoryfile

Sales

forecastfile

Customerorder

file

Masterproduction

schedule

Billof

materialfile

Rawmaterialsinventory

file

3.Capacityrequirements

planning

Reports

2.Materialrequirements

planningsystem Planedorder

schedule4.

Orderreleasesystem

Purchasing

system

Shop floorcontrolsystem

Reports

Reports

1.Productionscheduling

system

Manufacturing Information System

MRP System

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A model of a manufacturing information system

Accountinginformation

system

Industrialengineeringsubsystem

Manufacturingintelligencesubsystem

Inputsubsystems

Environmentalsources

Internalsources

Database

Productionsubsystem

Outputsubsystems

Inventorysubsystem

Qualitysubsystem

Costsubsystem

Users

Data Information

Manufacturing Information System

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Receivinginspection

Receivingarea

Raw-materialsstoreroom

Shop floorarea

Shippingarea

Finished-goodsstoreroom

1

2

3

6

4 5

11

78

9

12

Accounting Information System

10

Terminal

Manufacturing Information System

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Industrial Engineering Subsystem IEs work involves the setting up of production standard

and are compared to actual performance.

Manufacturing Intelligence Subsystem Labor information

Supplier information

Supplier input : Financial strength, past quality and delivery

performance, and so on.

Quality control input : Units rejected upon receipt, units

rejected during production, reasons for rejection, etc.

Customer service input : Units replaced or repaired becauseof defective parts, supplier spare parts availability, and so on

Manufacturing Information System

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Production Subsystem

Production flows

Bill of material

Production schedule

Inventory Subsystem The importance of inventory level

Maintenance costs/carrying cost(spoilage,

pilferage, obsolescence, taxes and insurance)

Purchasing costs

Economic order quantity (EOQ)

Economic manufacturing quantity (EMQ)

Manufacturing Information System

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Quality Subsystem Quality control inspectors

Total Quality Management

Company wide

Systematic

Scientific

Cost Subsystem

Preventive maintenance (PM)

Breakdown hours

Manufacturing Information System

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Management Information

SystemsSummary

Question & Answer

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Financefunction

Humanresourcesfunction

Marketingfunction

Manufac-turing

function

Informationservicesfunction

Inputresources

Transformationprocess

Management Information

Data

Informationprocessor

Outputresources

Standards

Decisions

General System Model

4 M

i

Computer-basedInformation

SystemsAccountingInformation

Systems

ManagementInformation

SystemsDecisionSupportSystems

OfficeAutomation

SystemsExpert

Systems

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Financefunction

Humanresourcesfunction

Marketingfunction

Manufac-turing

function

Informationservicesfunction

Inputresources

Transformationprocess

Management Information

Data

Informationprocessor

Output

resources

Standards

Decisions

General System Model

4 M

iInput Output

Business Information Systems Model

Internal

External

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Marketing Information SystemsA model of a Manufacturing Information Systems

Accountinginformation

system

Marketingresearch

subsystem

Marketingintelligencesubsystem

Inputsubsystems

Internalsources

Data

Database

Environmentalsources

Productsubsystem

Outputsubsystems

Placesubsystem

Pricesubsystem

Integrated-mixsubsystem

Promotionsubsystem

Information

Users

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Marketingresearch

subsystem

Marketingintelligencesubsystem

Inputsubsystems

Outputsubsystems

Price

subsystem

Industrialengineeringsubsystem

Manufacturingintelligencesubsystem

Internalaudit

subsystem

Financialintelligencesubsystem

Humanresourcesresearch

subsystemHuman

resourcesintelligencesubsystem

Productionsubsystem

Inventorysubsystem

Costsubsystem

Qualitysubsystem

Work forceplanning

subsystem

Recruitingsubsystem

Work forcesubsystem

Compensationsubsystem

Benefitssubsystem

Environmentareportingsubsystem

Controlsubsystem

Fundsmanagement

subsystem

Forecastingsubsystem

Productsubsystem

Placesubsystem

Integrated-mixsubsystem

Promotionsubsystem

Accountinginformation

system