Classe audio ca 400 service manual
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PRO-SVR_LEGACY Page 2 of 14 Table of Contents Introduction 3 Important Notes on Servicing 3 Ordering Replacement Parts 3 Block Diagrams 4 Start up Procedure 5 Protection Modes and Indicators 6 Troubleshooting Guide 7 Output Transistors Testing and Replacement 8 Calibrations and Adjustments 9 Parts List 10 Updates 11 Fuses 13 Voltage Change 13 Remote Interface Information 14 Schematics 15 The contents of this document as well as the files associated wi th it contain confidential information that is proprietary to Classé Audio Incorporated and are intended solely for th e purpose of servicing product. No part of its contents may be used, copied, disclo sed, or conveyed to any party in any manner whatsoever without prior wr itten permission from Classé Audio Incorporated.
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PRO-SVR_LEGACY Page 3 of 14 Introduction Please read this manual carefully before commencing servicing! Only qualified and authorized personnel should attempt to service this product. The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert the user to the presence of uninsulated dangerous voltage within the products enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons. The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instructions. Classé has a global product support network. For product assistance or to order replacement parts please contact your nearest service center always quoting the unit serial number. North America Phone: (978) 664-2870 E-mail: classe@bwgroupusa.com Europe Phone: 44 (0) 1903 221 700 E-mail: classe@bwgroup.com Asia Phone: (852) 2790 8903 E-mail: classe@bwgroup.hk Rest of the World Phone: (514) 636-6384 E-mail: cservice@classeaudio.com Important Notes on Servicing 1. ALWAYS observe ESD precautions when handling electronic modules or PCBAs. 2. NEVER exchange boards with a different revision number, unless authorized by Classé. 3. ALWAYS use Classé original replacement parts. The use of generic parts may void the warranty of the unit. Ordering Replacement Parts There may be a delay in processing incomplete requests. Please be sure to include all required information. Remember to quote the serial number of the unit on all replacement part orders and the Classé order number when returning defective parts for credit.