IntroductionImportant NoticesApplicationThis manual has been issued by Canon Inc. for qualified persons to learn technical theory, installation, maintenance, and repairof products.This manual covers all localities where the products are sold. For this reason, there may be information in this manual that doesnot apply to your locality.CorrectionsThis manual may contain technical inaccuracies or typographical errors due to improvements or changes in products.When changes occur in applicable products or in the contents of this manual, Canon will release technical information as theneed arises. In the event of major changes in the contents of this manual over a long or short period, Canon will issue a newedition of this manual.The following paragraph does not apply to any countries where such provisions are inconsistent with local law.TrademarksThe product names and company names used in this manual are the registered trademarks of the individual companies.CopyrightThis manual is copyrighted with all rights reserved. Under the copyright laws, this manual may not be copied, reproduced ortranslated into another language, in whole or in part, without the consent of Canon Inc.© CANON INC. 2015CautionUse of this manual should be strictly supervised to avoid disclosure of confidential information.Explanation of SymbolsThe following symbols are used throughout this Service Manual.Symbols Explanation Symbols ExplanationCheck.1x Remove the claw.Check visually.1x Insert the claw.Check a sound. Push the part.Introduction