YAMAHA-RX-V496RX-V496RDS-SERVICE-MANUAL维修手册含电器原理图

AV RECEIVERRX-V496/RX-V496RDSHTR-5240/HTR-5240RDSSERVICE MANUALIMPORTANT NOTICEThis manual has been provided for the use of authorized YAMAHA Retailers and their service personnel.It has been assumed that basic service procedures inherent to the industry,and more specifically YAMAHAProducts,are al ready known and understood by the users,and have therefore not been restated.WARNING:Failure to follow appropriate service and safety procedures when servicing this producmay result in personal injury,destruction of expensive components,and failure of theproduct to perform as specified.For these reasons,we advise all YAMAHA productowners that any service required should be performed by an authorized YAMAHARetailer or the appointed service representative.IMPORTANT:The presentation or sale of this manual to any individual of fim does not constituteauthorization,certification or recognition of any applicable technical capabilities,or establish a principle-agent relationship of any form.The data provided is believed to be accurate and applicable to the unit(s)indicated on the cover.The research,engineering,and service departments of YAMA HA are continually striving to improve YAMAHA products.Modifictionsre,therefore,inevitable and specifications are subject to change without notice or obligationto retrofit.Should any discrepancy appear toexist,pleaseot the distributor'sService Division.WARNING:Static discharges can destroy expensive.Discharge any static electricityyour body may have accumulated by grounding yourself to the ground buss in the unit(heavy gauge black wires connect to this buss).MPORTANT:Tum the unit OFF during disassembly and part replacement.Recheck all work beforeyou apply power to the unit.■CONTENTSTO SERVICE PERSONNELAMP ADJUSTMENT.....21REMOTE CONTROL PANELS..1TUNER ADJUSTMENT.............22-25FRONT PANELS...02C DATA..26-34REAR PANELS..3-4DISPLAY DATA ....35SPECIFICATIONS......…56BLOCK DIAGRAM......36-39INTERNAL VIEW7PRINTED CIRCUIT BOARD..40-59DISASSEMBLY PROCEDURES...7SCHEMATIC DIAGRAM ............60-67SELF DIAGNOSIS FUNCTON....819PARTS LIST............…68-85FACTORY PRESET...........20REMOTE CONTROL TRANSMITTER.........86-87二一入了二儿味、工？一夕鹅定再生纸使用儿T寸This Service Manual uses recycled paper.100704YAMAHAYAMAHA CORPORATIONP.O.Box1.Hamamatsu.Japan