Yamaha-RXV3073-avr-sm(1) 维修电路原理图.pdf
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1、P.O.Box 1, Hamamatsu, JapanSERVICE 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 specifi cally YAMAHA Products, are already known and unde
2、rstood by the users, and have therefore not been restated.WARNING: Failure to follow appropriate service and safety procedures when servicing this product may result in personal injury, destruction of expensive components, and failure of the product to perform as specifi ed. For these reasons, we ad
3、vise all YAMAHA product owners that any service required should be performed by an authorized YAMAHA Retailer or the appointed service representative.IMPORTANT: The presentation or sale of this manual to any individual or fi rm does not constitute authorization, certifi cation or recognition of any
4、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 YAMAHA are continually striving to improve YAMAHA produc
5、ts. Modifications are, therefore, inevitable and specifi cations are subject to change without notice or obligation to retrofi t. Should any discrepancy appear to exist, please contact the distributors Service Division.WARNING: Static discharges can destroy expensive components. Discharge any static
6、 electricity your body may have accumulated by grounding yourself to the ground buss in the unit (heavy gauge black wires connect to this buss).IMPORTANT: Turn the unit OFF during disassembly and part replacement. Recheck all work before you apply power to the unit. CONTENTSTO SERVICE PERSONNEL .2FR
7、ONT PANELS .3REAR PANELS .47REMOTE CONTROL PANEL .8SPECIFICATIONS / 参考仕様 .916INTERNAL VIEW .17SERVICE PRECAUTIONS / 時注意事項 .17DISASSEMBLY PROCEDURES / 分解手順 .1821UPDATING FIRMWARE / .2224SELF-DIAGNOSTIC FUNCTION / (自己診断機能) .2579POWER AMPLIFIER ADJUSTMENT /調整 .8081DISPLAY DATA .8284IC DATA .85105BLOCK
8、DIAGRAMS . 106109PRINTED CIRCUIT BOARDS .110137PIN CONNECTION DIAGRAMS .138SCHEMATIC DIAGRAMS .139158REPLACEMENT PARTS LIST .159190REMOTE CONTROL .191193CONFIGURING THE SYSTEM SETTINGS .194設定変更 .195196FIRMWARE UPDATING PROCEDURE .197208更新手順 .209214AV RECEIVERNote: When the DIGITAL P.C.B. or IC78 on
9、DIGITAL P.C.B. is replaced, this unit will display “Internal Error” and will not operate at all without additional setting.In such a case, report the serial number of this unit to the following e-mail address.Yamaha Corporation will reply providing the setting procedure to make this unit operate pro
10、perly.注意: DIGITAL P.C.B. DIGITAL P.C.B. IC78 交換 “Internal Error” 表示本機正常動作、本機正常動作追加設定必要。場合本機下記 E 連絡。折返、本機正常動作追加設定方法連絡。E-mail: ycav-RX-A3020/RX-V3073101 2 4 5Copyright 2012 All rights reserved.This manual is copyrighted by YAMAHA and may not be copied orredistributed either in print or electronically
11、without permission.12.09RX-A3020/RX-V3073RadioFans.CN 收音机爱 好者资料库This product contains chemicals known to the State of California to cause cancer, or birth defects or other reproductive harm.DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLASTIC COMPONENTS IN YOUR MOUTH FOR ANY REASON WHATSOEVER!Avoid
12、 prolonged, unprotected contact between solder and your skin! When soldering, do not inhale solder fumes or expose eyes to solder/flux vapor!If you come in contact with solder or components located inside the enclosure of this product, wash your hands before handling food.1. Critical Components Info
13、rmationComponents having special characteristics are marked and must be replaced with parts having specifications equal to those originally installed.2. Leakage Current Measurement (For 120V Models Only)When service has been completed, it is imperative to verify that all exposed conductive surfaces
14、are properly insulated from supply circuits. Meter impedance should be equivalent to 1500 ohms shunted by 0.15 F. TO SERVICE PERSONNEL Leakage current must not exceed 0.5mA. Be sure to test for leakage with the AC plug in both polarities.WARNING: CHEMICAL CONTENT NOTICE!WALLOUTLETEQUIPMENTUNDER TEST
15、AC LEAKAGETESTER OREQUIVALENTINSULATINGTABLE本機搭載基板付接合部無鉛付。無鉛種類、修理時下記無鉛使用推奨。 Sn+Ag+Cu(錫 + 銀 + 銅) Sn+Cu(錫 + 銅) Sn+Zn+Bi(錫 + 亜鉛 + )注意:無鉛融点温度通常鉛入比 30 40程度高、 合使用。All of the P.C.B.s installed in this unit and solder joints are soldered using the lead free solder.Among some types of lead free solder curren
16、tly available, it is recommended to use one of the following types for the repair work. Sn + Ag + Cu (tin + silver + copper) Sn + Cu (tin + copper) Sn + Zn + Bi (tin + zinc + bismuth)Caution:As the melting point temperature of the lead free solder is about 30C to 40C (50F to 70F) higher than that of
17、 the lead solder, be sure to use a soldering iron suitable to each solder.About lead free solder / 無鉛For U model“CAUTION”“F2002: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE 10A, 125V FUSE.”For C modelCAUTIONF2002: REPLACE WITH SAME TYPE 10A, 125V FUSE.ATTENTIONF2002: U
18、TILISER UN FUSIBLE DE RECHANGE DE MME TYPE DE 10A, 125V.2RX-A3020/RX-V3073RX-A3020/RX-V3073RadioFans.CN 收音机爱 好者资料库 FRONT PANELSRX-A3020 (U, C, R, T, K, A, B, G, F, L, S, J models)RX-V3073 (T, A models)J modelU modelC, R, T, K, A, B, G, F, L, S models3RX-A3020/RX-V3073RX-A3020/RX-V3073 REAR PANELSRX-
19、A3020 (U model)RX-A3020 (C model)RX-A3020 (R, S models)4RX-A3020/RX-V3073RX-A3020/RX-V3073RX-A3020 (A model)RX-A3020 (K model)RX-A3020 (T model)5RX-A3020/RX-V3073RX-A3020/RX-V3073RX-A3020 (B, G, F models)RX-A3020 (L model)RX-A3020 (J model)6RX-A3020/RX-V3073RX-A3020/RX-V3073RX-V3073 (A model)RX-V307
20、3 (T model)7RX-A3020/RX-V3073RX-A3020/RX-V3073 REMOTE CONTROL PANELRAV420Inside of the remote control cover内部8RX-A3020/RX-V3073RX-A3020/RX-V3073 Audio Section / 部Rated Output Power (Power Amp. Section) / 定格出力(部) (1 kHz, 0.9 % THD) 1 channel driven U, C, R, T, K, A, B, G, F, L, S models (8 ohms)FRONT
21、 L/R .185 W/chCENTER .185 WSURROUND L/R .185 W/chSURROUND BACK L/R .185 W/chFRONT PRESENCE L/R .185 W/chB, G, F models (4 ohms)FRONT L/R .230 W/chJ model (6 ohms)FRONT L/R .200 W/chCENTER .200 WSURROUND L/R .200 W/chSURROUND BACK L/R .200 W/chFRONT PRESENCE L/R .200 W/ch 2 channels driven simultaneo
22、usly U, C, R, T, K, A, B, G, F, L, S models (8 ohms)FRONT L/R .165 W + 165 WCENTER .165 WSURROUND L/R .165 W + 165 WSURROUND BACK L/R .165 W + 165 WFRONT PRESENCE L/R .165 W + 165 W(20 Hz to 20 kHz, 0.06 % THD) 2 channels driven simultaneously U, C, R, T, K, A, B, G, F, L, S models (8 ohms)FRONT L/R
23、 .150 W + 150 WCENTER .150 WSURROUND L/R .150 W + 150 WSURROUND BACK L/R .150 W + 150 WFRONT PRESENCE L/R .150 W + 150 WJ model (6 ohms)FRONT L/R .150 W + 150 WCENTER .150 WSURROUND L/R .150 W + 150 WSURROUND BACK L/R .150 W + 150 WFRONT PRESENCE L/R .150 W + 150 WMaximum Effective Output Power / 実用
24、最大出力 (JEITA)(1 channel driven / 1 kHz, 10 % THD) R, T, K, L, S, J modelsR, T, K, L, S models (8 ohms)FRONT L/R .230 W/chCENTER .230 WSURROUND L/R .230 W/chSURROUND BACK L/R .230 W/chFRONT PRESENCE L/R .230 W/chJ model (6 ohms)FRONT L/R .230 W/chCENTER .230 WSURROUND L/R .230 W/chSURROUND BACK L/R .2
25、30 W/chFRONT PRESENCE L/R .230 W/chDynamic Power Per Channel (IHF) U, C, R, T, K, A, B, G, F, L, S models FRONT L/R (1 channel driven)(8 / 6 / 4 / 2 ohms) .175 / 220 / 295 / 410 WDamping Factor / (1 kHz, 8 ohms)FRONT L/R to SPEAKER-A .150 or more SPECIFICATIONS / 参考仕様Input Sensitivity/Input Impedanc
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