1、 IEC 61747-2 Edition 2.0 2015-04 INTERNATIONAL STANDARD Liquid crystal display devices Part 2:Liquid crystal display modules Sectional specification IEC 61747-2:2015-04(en)THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2015 IEC,Geneva,Switzerland All rights reserved.Unless otherwise specified,no
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10、blication or need further assistance,please contact the Customer Service Centre:csciec.ch.IEC 61747-2 Edition 2.0 2015-04 INTERNATIONAL STANDARD Liquid crystal display devices Part 2:Liquid crystal display modules Sectional specification INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 31.120 ISBN 978-
11、2-8322-2569-1 Registered trademark of the International Electrotechnical Commission Warning!Make sure that you obtained this publication from an authorized distributor.2 IEC 61747-2:2015 IEC 2015 CONTENTS FOREWORD.3 1 Scope.5 2 Normative reference.5 3 Terms and definitions.5 4 Quality assessment pro
12、cedure.6 4.1 Primary stage of manufacture.6 4.2 Manufacturing process.6 4.2.1 General.6 4.2.2 Major changes in manufacturing process.6 4.3 Subcontracting.7 4.4 Structural similarity procedures.7 4.4.1 General.7 4.4.2 Structurally similar modules.7 4.4.3 Test-dependent criteria for structural similar
13、ity.7 4.5 Qualification approval procedure.8 4.6 Quality conformance inspection.8 4.6.1 General.8 4.6.2 Division into groups and subgroups.8 4.6.3 Groups and categories.8 4.6.4 Group A Lot-by-lot inspections.8 4.6.5 Group B Lot-by-lot inspections.8 4.6.6 Group C Periodic tests.9 4.6.7 Group D Period
14、ic tests.9 4.6.8 Dimensions to be checked.9 4.6.9 Sampling requirements(fixed sampling sizes).9 4.7 Capability approval procedure.9 4.8 Screening.9 4.9 Delayed deliveries.9 5 Test and measurement procedures.9 Table 1 Test-dependent criteria for structural similarity.10 Table 2 Inspection requirement
15、s for qualification approval test.11 Table 3 Groups and categories of assessed quality.12 Table 4 Group A Lot-by-lot inspections.12 Table 5 Group B Lot-by-lot inspections.12 Table 6 Group C Periodic inspections.13 Table 7 Sampling requirements for group A tests.13 Table 8 Sampling requirements for g
16、roup B and C tests.14 Table 9 Screening test item and conditions.14 IEC 61747-2:2015 IEC 2015 3 INTERNATIONAL ELECTROTECHNICAL COMMISSION _ LIQUID CRYSTAL DISPLAY DEVICES Part 2:Liquid crystal display modules Sectional specification FOREWORD 1)The International Electrotechnical Commission(IEC)is a worldwide organization for standardization comprising all national electrotechnical committees(IEC National Committees).The object of IEC is to promote international co-operation on all questions conce
