编号4：雅马哈YAMAHA-x-v459功放维修图纸手册

AV RECEIVER/AV AMPLIFIERRX-V459/HTR-5940/DSP-AX459HTR-5935SERVICE MANUALIMPORTANT NOTICEThis manual has been provided for the use of authorized YAMAHA Retailers and their service personnelIt has been assumed that basic service procedures inherent to the industry,and more specifically YAMAHA Products,are alreadyknown and understood by the users,and have therefore not been restatedWARNING:Failure to follow appropriate service and safety procedures when servicing this product may result in personalinjury,destruction of expensive components,and failure of the product to perform as specified.Forthese reasonswe advise all YAMAHA product owners that any service required should be performed by an authorizedYAMAHA Retailer or the appointed service representative.IMPORTANT:The presentation or sale of this manual to any individual or fim does not constitute authorization,certification orrecognition of any applicable technical capabilities,or establish a principle-agent relationship of any fom.The data provided is believed to be accurate and applicable to the unit(s)indicated on the cover.The research,engineering,andservice departments of YAMAHA are continually striving to improve YAMAHA products.Modifications are,therefore,inevitableand specifications are subject to change without notice or obligation to retrofit.Should any discrepancy appear to ex ist,pleasecontact the distributor's Service Division.WARNING:Static discharges can destroy expensive components.Discharge any static electricity your body may haveaccumulated by grounding yourself to the ground buss in the unit (heavy gauge black wires connect to this buss).MPORTANT:Turn the unit OFF during disassembly and part replacement.Recheck all work before you apply power to the unit.CONTENTSRX-V459/HTR-TO SERVICE PERSONNEL....2-3DISPLAY DATA..39-40FRONT PANELS...3-5IC DATA41-505935REAR PANELS..5-9PIN CONNECTION DIAGRAM ....…51-52940/0REMOTE CONTROL PANELS.10BLOCK DIAGRAMS......53-55SPECIFICATIONS/参考仕横11-12PRINTED CIRCUIT BOARDS56-68INTERNAL VIEW13SCHEMATIC DIAGRAMS .......…69-75SP-AX459DISASSEMBLY PROCEDURES/分解手顺..14-15REPLACEMENT PARTS LIST....77-95SELF DIAGNOSIS FUNCTION(DIAG)/REMOTE CONTROL.96-97自己診断機能（夕亻了）…....16-37ADVANCED SETUP.....…98AMP ADJUSTMENT/了>プ部調整…38REPLACEMENT PARTS LIST FOR CARBON RESISTORS....99二D竹一上入了二1了儿体、工3マ一夕语定再生毓卷使用儿TL'米寸This Service Manual uses recycled paper米YAMAHA1009982006 YAMAHA CORPORATION All rights reserved.This manual is oopyighted by YAMAHA and may not be copedorredistrbuted either in pint or electonically without permission.YAMAHA CORPORATIONP.O.Box 1,Hamamatsu,Japan08.02