2. Slide 1 IEM 5303 Advanced Manufacturing Systems Design  2000 Dennis McInerney with permission from John W. Nazemetz December 6, 2000 Application of Computer Integrated Manufacturing in Hard Disc Drive Industry Agenda Background About Seagate Technology, LLC Components of a Disc Drive CIM Applications Quality Function Deployment (QFD) Design For Manufacturing (DFM) Automated Disc Drive Assembly Process Automated Storage and Retrieval System Summary Questions and Answers 5

3. Slide 2 IEM 5303 Advanced Manufacturing Systems Design  2000 Dennis McInerney with permission from John W. Nazemetz December 6, 2000 Background - About Seagate Technology, LLC Seagate is the world’s largest manufacturer of disc drives, magnetic discs and read-write heads and a leading developer of Business Intelligence software. High Volume - Low Variety Industry 1400-4300 units per line daily 4-10 units per ft 2 capacity 6-11 people per line 97 % yield 88 - 92 % line uptime 1

4. Slide 3 IEM 5303 Advanced Manufacturing Systems Design  2000 Dennis McInerney with permission from John W. Nazemetz December 6, 2000 Background - Components of a Disc Drive 6. Top cover (not pictured) 1. Basedeck 3. Head Disc Assembly 5. Voice Coil Motor 2. Head Stack Assembly 4. Motor (hidden under HDA) 6

5. Slide 4 IEM 5303 Advanced Manufacturing Systems Design  2000 Dennis McInerney with permission from John W. Nazemetz December 6, 2000 CIM Applications - Quality Function Deployment (QFD) The QFD is used in the design phase to weight where design engineering effort should be focused 2

6. Slide 5 IEM 5303 Advanced Manufacturing Systems Design  2000 Dennis McInerney with permission from John W. Nazemetz December 6, 2000 CIM Applications - Design For Manufacturing (DFM) DFM APPLIED TO COMPONENTS EXPERT SYSTEMS Common Head Stack Assembly Common Disc Clamp Method Common tooling points Common Label placement WRITTEN GUIDES Example Head Stack Assembly “Tolerance ring design minimum clearance between OD of bearing cartridge and Eblock bore ID to be.0035”. Example Motor “Bearing cartridge shaft and housing should be stainless steel” 3

7. Slide 6 IEM 5303 Advanced Manufacturing Systems Design  2000 Dennis McInerney with permission from John W. Nazemetz December 6, 2000 CIM Applications - Automated Disc Drive Assembly Process Macro View Disk Drive Assembly FINAL PACK FINAL PACK DRIVE TEST DRIVE TEST PCBA INSTALL PCBA INSTALL DRIVE ASSEMBLE DRIVE ASSEMBLE SUB ASSEMBLE SUB ASSEMBLE DRIVE ASSEMBLE DRIVE ASSEMBLE Our focus Disk Drive Assemble Drive Unload to Test Drive Unload to Test Top Cover Install Top Cover Install Flex Screw Install Flex Screw Install Head Stack Install Head Stack Install Upper Magnet Install Upper Magnet Install Merge Spacer Install Spacer Install Balance Correct Balance Correct Balance Measure Balance Measure Clamp Install Clamp Install Disk Bias Disk Bias Media Stack Media Stack Lower Magnet Install Lower Magnet Install Motor Install Motor Install Breather Filter Install Breather Filter Install Manual LOAD 3

8. Slide 7 IEM 5303 Advanced Manufacturing Systems Design  2000 Dennis McInerney with permission from John W. Nazemetz December 6, 2000 CIM Applications - Automated Disc Drive Assembly Process Use of Robotics and Conveyors Robots custom built from scratch Spacer Install Spacer Install Balance Correct Balance Correct Balance Measure Balance Measure Clamp Install Clamp Install Disk Bias Disk Bias Media Stack Media Stack Video Example from Media Stack to Balance correct 3

9. Slide 8 IEM 5303 Advanced Manufacturing Systems Design  2000 Dennis McInerney with permission from John W. Nazemetz December 6, 2000 CIM Applications - Automated Disc Drive Assembly Process Use of Robotics and Conveyors Video Example from Top Cover Install and Screw Top Cover Install Top Cover Install 2

10. Slide 9 IEM 5303 Advanced Manufacturing Systems Design  2000 Dennis McInerney with permission from John W. Nazemetz December 6, 2000 CIM Applications - Automated Disc Drive Assembly Process Use of Barcoding Placed on pallet and read by each station Product configuration Product attributes (HGA #, HSA #) Times and quantities Station material replinishment Lot traceability 2

11. Slide 10 IEM 5303 Advanced Manufacturing Systems Design  2000 Dennis McInerney with permission from John W. Nazemetz December 6, 2000 CIM Applications - Automated Disc Drive Assembly Process Use of Computer Integration Host computer controls each station Product Configurations Business Data(times, quantities) Lot Traceability Station Sensors (conveyor, robots) Station Bin Replinishment Ethernet Hub 2 Host Line 2 Host Line 1 Hub 1 Server LOAD 1 1 Line 1 Line 2 Business Server 1 Business Server 2 2

12. Slide 11 IEM 5303 Advanced Manufacturing Systems Design  2000 Dennis McInerney with permission from John W. Nazemetz December 6, 2000 CIM Applications - Automated Storage and Retrieval System ASRS in Finished Goods (new products) Single Command Cycle 18 aisle, 7 stories Receiving first floor Product lines on above floors Product lines use for finished goods Labor cost reduction Minimize Drive Shock from handling Minimize electrostatic discharge Control inventory for multiple customers 3

13. Slide 12 IEM 5303 Advanced Manufacturing Systems Design  2000 Dennis McInerney with permission from John W. Nazemetz December 6, 2000 CIM Applications - Automated Storage and Retrieval System Horizontal Carousel in Finished Goods (repair products) Store repaired drives Most frequently used close at hand Packaging Display with quantity and location lights 3

14. Slide 13 IEM 5303 Advanced Manufacturing Systems Design  2000 Dennis McInerney with permission from John W. Nazemetz December 6, 2000 Summary CIM Applications in Disc Drive Industry Span product life cycle Some are non technical QFD DFM Guidelines “Expert” systems to written documents Some are technically complex Automation (Robots, conveyors, etc.) Computer Integration ASRS 4

15. Slide 14 IEM 5303 Advanced Manufacturing Systems Design  2000 Dennis McInerney with permission from John W. Nazemetz December 6, 2000 Questions and Answers ?