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IEC 61747-1-1:2014 is a generic specification for liquid crystal display devices. It defines general procedures for testing and gives general rules for the measuring methods of the electrical and optical characteristics, the rules for climatic and mechanical tests, and the rules for endurance tests. This first edition cancels and replaces the first edition of IEC 61747-1 published in 1998 and Amendment 1:2003. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:
a) IEC 61747-1, has been divided into IEC 61747-1-1, Liquid crystal display devices - Part 1-1: Generic - Generic specification and IEC 61747-1-2, Liquid crystal display devices - Part 1-2: Generic - Terminology and letter symbols;
b) the contents of the terminology have been transferred to IEC 61747-1-2;
c) Annex C has been changed from normative to informative, because Tables C.1 and C.2 mismatch some of the large scale production practices of recent date;
d) References cited have been updated.