Yamaha-RXA700-avr-sm(1) 维修电路原理图.pdf
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1、1 0 11 7 2SERVICE 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 understood by the use
2、rs, 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 advise all YAMAHA p
3、roduct 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 applicable techni
4、cal 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 products. Modifications
5、 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 electricity your
6、 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 .2FRONT PANELS .34REA
7、R PANELS .58REMOTE CONTROL PANELS .9SPECIFICATIONS .1014INTERNAL VIEW .15SERVICE PRECAUTIONS .15DISASSEMBLY PROCEDURES .1618UPDATING FIRMWARE .1921SELF-DIAGNOSTIC FUNCTION .2255CONFIRMATION OF IDLING CURRENT OFAMP UNIT .56DISPLAY DATA .5758IC DATA .5975PIN CONNECTION DIAGRAMS .7678BLOCK DIAGRAMS .79
8、83PRINTED CIRCUIT BOARDS .84105SCHEMATIC DIAGRAMS .107120REPLACEMENT PARTS LIST .121135REMOTE CONTROL .136138ADVANCED SETUP .139144AV RECEIVER10.06Copyright 2010 All rights reserved.This manual is copyrighted by YAMAHA and may not be copied orredistributed either in print or electronically without p
9、ermission.P.O.Box 1, Hamamatsu, JapanRX-V667/HTR-6063/RX-A700RX-V667/HTR-6063/RX-A700RadioFans.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 I
10、N YOUR MOUTH FOR ANY REASON WHATSOEVER!Avoid 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 befo
11、re handling food.1. Critical Components InformationComponents 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
12、verify that all exposed conductive surfaces 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
13、CONTENT NOTICE!For U model“CAUTION”“F3701: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE 8A, 125V FUSE.”For C modelCAUTIONF3701: REPLACE WITH SAME TYPE 8A, 125V FUSE.ATTENTIONF3701: UTILISER UN FUSIBLE DE RECHANGE DE MME TYPE DE 8A, 125V.WALLOUTLETEQUIPMENTUNDER TESTAC L
14、EAKAGETESTER OREQUIVALENTINSULATINGTABLEAll 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 currently available, it is recommended to use one of the following types for the repair work. Sn + Ag + Cu (tin + silver +
15、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 the lead solder, be sure to use a soldering iron suitable to each solder.About lead free solder2RX-V667/HTR-6063/RX-
16、A700RX-V667/HTR-6063/RX-A700RadioFans.CN 收音机爱 好者资料库 FRONT PANELS3RX-V667/HTR-6063/RX-A700RX-V667/HTR-6063/RX-A700U modelC, R, T, K, A, B, G, F, L modelsL modelTop viewFront viewRX-V667 (C, R, T, K, A, B, G, F, L models)RX-V667 (U model)4RX-V667/HTR-6063/RX-A700RX-V667/HTR-6063/RX-A700HTR-6063 (C, A
17、models)RX-A700 (U model) REAR PANELS5RX-V667/HTR-6063/RX-A700RX-V667/HTR-6063/RX-A700RX-V667 (U model)RX-V667 (C model)RX-V667 (R model)6RX-V667/HTR-6063/RX-A700RX-V667/HTR-6063/RX-A700RX-V667 (T model)RX-V667 (K model)RX-V667 (A model)7RX-V667/HTR-6063/RX-A700RX-V667/HTR-6063/RX-A700RX-V667 (B, G,
18、F models)RX-V667 (L model)HTR-6063 (C model)8RX-V667/HTR-6063/RX-A700RX-V667/HTR-6063/RX-A700HTR-6063 (A model)RX-A700 (U model) REMOTE CONTROL PANELS9RX-V667/HTR-6063/RX-A700RX-V667/HTR-6063/RX-A700RAV336(U model)RAV337(C model)RAV338(R, T, K, A, B, G, F, L models) SPECIFICATIONS Audio SectionMinim
19、um RMS Output Power (Power Amp. Section)RX-V667/RX-A700(20 Hz to 20 kHz, 0.08 % THD, 8 ohms)FRONT L/R .90 W + 90 WCENTER .90 WSURROUND L/R .90 W + 90 WSURROUND BACK L/R .90 W + 90 WHTR-6063(1 kHz, 0.7 % THD, 8 ohms)FRONT L/R .105 W + 105 WCENTER .105 WSURROUND L/R .105 W + 105 WSURROUND BACK L/R .10
20、5 W + 105 WMaximum Power (JEITA) (1 kHz, 10 % THD, 8 ohms)R, T, K, L modelsFRONT L/R .130 W + 130 WCENTER .130 WSURROUND L/R .130 W + 130 WSURROUND BACK L/R .130 W + 130 WMax. Power Per Channel (1 kHz, 0.7 % THD, 4 ohms)B, G, F, L modelsFRONT L/R .140 W + 140 WCENTER .140 WSURROUND L/R .140 W + 140
21、WSURROUND BACK L/R .140 W + 140 WIEC Power (1 kHz, 0.08 % THD, 8 ohms) B, G, F, L modelsFRONT L/R .100 W + 100 WDynamic Power Per Channel (IHF) (FRONT L/R drive)(8 / 6 / 4 / 2 ohms) .125 / 160 / 190 / 230 WDynamic Headroom U, C models(8 ohms) .1.43 dBDamping Factor (20 Hz to 20 kHz, 8 ohms, SPEAKER-
22、A)FRONT L/R .100 or moreInput Sensitivity/Input Impedance(1 kHz, 100 W/8 ohms)PHONO (MM) . 3.5 mV / 47 k-ohmsAV5, etc. . 200 mV / 47 k-ohmsMULTI CH INPUTFRONT L/R, CENTER, SURROUND L/R, SURROUND BACK L/R, SUBWOOFER . 200 mV / 47 k-ohmsMaximum Input Signal (1 kHz)PHONO (MM) (0.1 % THD) .60 mV or more
23、AV5, etc. (Effect ON) (0.5 % THD) .2.3 V or moreOutput Level/Output ImpedanceREC OUT . 200 mV / 1.2 k-ohmsPRE OUT . 1 V / 1.2 k-ohmsSUBWOOFER (2 ch stereo and FRONT SP: small) . 1 V / 1.2 k-ohmsZONE2 OUT . 200 mV / 1.2 k-ohmsHeadphone Jack Rated Output/ImpedanceAV5, etc. (1 kHz, 50 mV, 8 ohms) . 100
24、 mV / 560 ohmsFrequency Response (10 Hz to 100 kHz)AV5, etc. to FRONT L/R .0 / -3.0 dBRIAA Equalization Deviation R, T, K, A, B, G, F, L modelsPHONO (MM) . 0 0.5 dBTotal Harmonic DistortionPHONO (MM) to REC OUT (20 Hz to 20 kHz, 1 V) .0.02 % or lessAV5 etc. (PURE DIRECT) to FRONT SP OUT(20 Hz to 20
25、kHz, 50 W, 8 ohms) .0.06 % or lessSignal to Noise Ratio (IHF-A Network)PHONO (MM) (Input shorted) to REC OUT5 mV . 81 dB or moreAV5, etc. (PURE DIRECT) (Input shorted) to SP OUT250 mV . 100 dB or moreResidual Noise (IHF-A Network)FRONT L/R SP OUT .150 V or lessChannel Separation (1 kHz / 10 kHz)PHON
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