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<P>目录：1 Introduction............................................................................................................................3<BR>1.1 Abstract...........................................................................................................................3<BR>1.2 Application......................................................................................................................3<BR>1.3 Purpose ............................................................................................................................3<BR>1.4 Reading suggestions .........................................................................................................3<BR>2 Ericsson Procured Material Quality Assurance.........................................................................4<BR>2.1 The Procured Material Quality Assurance Organisation ....................................................4<BR>2.2 The PMQA Organisation within Research and Development ............................................4<BR>2.3 The roles at Ericsson regarding the requirements on a component .....................................5<BR>2.4 The Ericsson Supplier Academy .......................................................................................6<BR>2.5 Supplier Improvement Program (SIP) ...............................................................................6<BR>3 Ericsson Quality Targets..........................................................................................................7<BR>3.1 PPM levels .......................................................................................................................7<BR>3.2 Yield levels ......................................................................................................................7<BR>3.3 Capability levels ...............................................................................................................8<BR>4 Supplier Quality Assurance Plan (SQAP) ................................................................................9<BR>4.1 Purpose ............................................................................................................................9<BR>4.2 Level and amount of work required...................................................................................9<BR>4.3 Quality Requirements Planning.......................................................................................11<BR>4.4 SQAP Requirements.......................................................................................................12<BR>4.5 Execution and submission of the individual steps in the SQAP........................................13<BR>5 PMQA and supplier processes in a typical high-volume project .............................................14<BR>5.1 Milestone 1.....................................................................................................................14<BR>5.2 Milestone 2.....................................................................................................................15<BR>5.3 Milestone 3.....................................................................................................................16<BR>5.4 Milestone 4.....................................................................................................................17<BR>5.5 Milestone 5.....................................................................................................................18<BR>5.6 Milestone 6.....................................................................................................................19<BR>5.7 Milestone 7.....................................................................................................................20<BR>5.8 After milestone 7 ............................................................................................................21<BR>6 The 10 steps in the SQAP ......................................................................................................22<BR>6.1 Design Producibility Review (DPR) ...............................................................................22<BR>6.2 Process Failure Mode and Effect Analysis (Process FMEA)............................................24<BR>6.3 Design of Experiments ...................................................................................................26<BR>6.4 SPC and Inspection Plan.................................................................................................29<BR>6.5 Preparation for the Serial Process Verification Run (Preparation SPVR) .........................32<BR>6.6 Quality Plan for Sub-suppliers ........................................................................................36<BR>6.7 Gauge Repeatability and Reproducibility ........................................................................38<BR>6.8 Capability Studies...........................................................................................................42<BR>6.9 Process Sample Approval (PSA).....................................................................................44<BR>6.9.1 Dimensional check of Process Samples....................................................................45<BR>6.9.2 Functionality and Reliability of Process Samples .....................................................46<BR>6.9.3 Cosmetics of Process Samples .................................................................................47<BR>6.10 Serial Process Verification Run (SPVR) .........................................................................48<BR>6.10.1 The process capability study ....................................................................................49<BR>6.10.2 The capacity verification..........................................................................................52<BR>7 SPVR results and actions .......................................................................................................57<BR>7.1 General requirements......................................................................................................57<BR>7.2 Possible scenarios and recommended actions ..................................................................58</P>
<P>7.2.1 State of Chaos..........................................................................................................58<BR>7.2.2 Brink of Chaos ........................................................................................................59<BR>7.2.3 Threshold State........................................................................................................59<BR>7.2.4 Ideal State................................................................................................................60<BR>8 Abbreviations and Glossary ...................................................................................................61</P>