Yamaha-RXA-710-Service-Manual-Part-1电路原理图.pdf

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1、SERVICE MANUAL IMPORTANT NOTICE This 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 users, and

2、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 product ow

3、ners 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 technical capab

4、ilities, 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 are, there

5、fore, 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 body may hav

6、e 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 CONTENTS TO SERVICE PERSONNEL .2 FRONT PANELS .34 REAR PANELS .58

7、 REMOTE CONTROL PANELS .9 SPECIFICATIONS .1015 INTERNAL VIEW .16 SERVICE PRECAUTIONS .17 DISASSEMBLY PROCEDURES .1823 UPDATING FIRMWARE .2425 SELF-DIAGNOSTIC FUNCTION .2667 CONFIRMATION OF IDLING CURRENT OF AMP UNIT .68 DISPLAY DATA .6970 IC DATA .7183 PIN CONNECTION DIAGRAMS .8486 BLOCK DIAGRAMS .8

8、791 PRINTED CIRCUIT BOARDS .92125 SCHEMATIC DIAGRAMS .127146 REPLACEMENT PARTS LIST .147167 REMOTE CONTROL .168170 ADVANCED SETUP .171172 AV RECEIVER RX-V671/HTR-6064/ RX-A710 RX-V671/HTR-6064/ RX-A710 Note: When the DIGITAL P.C.B. or IC83 on DIGITAL P.C.B. is replaced, the network function of this

9、unit will not operate properly 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 the network function of this unit operate properly. E-mail: ycav- This product conta

10、ins 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 prolonged, unprotected contact between solder and your skin! When soldering, do

11、 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 Information Components having special characteristics are marked and must be repla

12、ced 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 are properly insulated from supply circuits. Meter impedance should be equi

13、valent 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! For U model “CAUTION” “F3702: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TY

14、PE 8A, 125V FUSE.” For C model CAUTION F3702: REPLACE WITH SAME TYPE 8A, 125V FUSE. ATTENTION F3702: UTILISER UN FUSIBLE DE RECHANGE DE MME TYPE DE 8A, 125V. WALL OUTLET EQUIPMENT UNDER TEST AC LEAKAGE TESTER OR EQUIVALENT INSULATING TABLE All of the P.C.B.s installed in this unit and solder joints

15、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 + copper) Sn + Cu (tin + copper) Sn + Zn + Bi (tin + zinc + bismuth) Caution: As the melting point te

16、mperature 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 solder 2 RX-V671/HTR-6064/RX-A710 RX-V671/HTR-6064/ RX-A710 FRONT PANELS RX-V671 (U model) RX-V671 (C, R, T, A, B, G, F, L,

17、 S models) HTR-6064 (A, F models) 3 RX-V671/HTR-6064/RX-A710 RX-V671/HTR-6064/ RX-A710 RX-A710 (A model) RX-A710 (U, C models) 4 RX-V671/HTR-6064/RX-A710 RX-V671/HTR-6064/ RX-A710 REAR PANELS RX-V671 (U model) RX-V671 (C model) RX-V671 (R, S models) 5 RX-V671/HTR-6064/RX-A710 RX-V671/HTR-6064/ RX-A7

18、10 RX-V671 (T model) RX-V671 (A model) RX-V671 (B, G, F models) 6 RX-V671/HTR-6064/RX-A710 RX-V671/HTR-6064/ RX-A710 RX-V671 (L model) HTR-6064 (A model) HTR-6064 (B, G, F models) 7 RX-V671/HTR-6064/RX-A710 RX-V671/HTR-6064/ RX-A710 RX-A710 (U model) RX-A710 (C model) RX-A710 (A model) 8 RX-V671/HTR

19、-6064/RX-A710 RX-V671/HTR-6064/ RX-A710 REMOTE CONTROL PANELS RAV436 (U model) RAV437 (C model) RAV438 (R, T, A, B, G, F, L, S models) 9 RX-V671/HTR-6064/RX-A710 RX-V671/HTR-6064/ RX-A710 Audio Section Rated Output Power (Power Amp. Section) 1 channel driven (1 kHz, 0.9 % THD) U, C, R, T, A, B, G, F

20、, L, S models (8 ohms) FRONT L/R .125 W/ch CENTER .125 W SURROUND L/R .125 W/ch SURROUND BACK L/R .125 W/ch B, G, F models (4 ohms) FRONT L/R .150 W/ch 2 channel driven simultaneously (20 Hz to 20 kHz, 0.09 % THD, 8 ohms) FRONT L/R .90 W + 90 W (1 kHz, 0.9 % THD, 8 ohms) FRONT L/R .105 W + 105 W CEN

21、TER .105 W SURROUND L/R .105 W + 105 W SURROUND BACK L/R .105 W + 105 W Maximum Effective Output Power (JEITA) R, T, L, S models (1 channel driven, 1 kHz, 10 % THD, 8 ohms) FRONT L/R .150 W/ch CENTER .150 W SURROUND L/R .150 W/ch SURROUND BACK L/R .150 W/ch Dynamic Power Per Channel (IHF) FRONT L/R

22、(1 channel driven) (8 / 6 / 4 / 2 ohms) .130 / 170 / 200 / 240 W Damping Factor (20 Hz to 20 kHz, 8 ohms) FRONT L/R to SPEAKER-A .100 or more Input Sensitivity/Input Impedance (1 kHz, 100 W/8 ohms) U, C models AV5 etc. . 200 mV / 47 k-ohms R, T, A, B, G, F, L, S models PHONO (MM) . 3.5 mV / 47 k-ohm

23、s AV5 etc. . 200 mV / 47 k-ohms Maximum Input Signal (1 kHz) U, C models (0.5 % THD) AV5 etc. (EFFECT ON) .2.3 V R, T, A, B, G, F, L, S models (0.1 % THD) PHONO (MM) .60 mV (0.5 % THD) AV5 etc. (EFFECT ON) .2.3 V Output Level/Output Impedance REC OUT . 200 mV / 1.2 k-ohms SUBWOOFER (2 ch stereo and

24、FRONT SP: small) . 1 V / 1.2 k-ohms ZONE2 OUT . 200 mV / 1.2 k-ohms Headphone Jack Rated Output/Output Impedance (1 kHz, 50 mV, 8 ohms) AV5 etc. input . 100 mV / 560 ohms Frequency Response (10 Hz to 100 kHz) AV5 etc., FRONT .0 / -3 dB RIAA Equalization Deviation R, T, A, B, G, F, L, S models PHONO

25、(MM) . 0 0.5 dB Total Harmonic Distortion (20 Hz to 20 kHz) U, C models (50 W/8 ohms) AV5 etc. (PURE DIRECT) to FRONT SP OUT .2.3 V R, T, A, B, G, F, L, S models (1 V) PHONO (MM) to REC OUT .0.02 % or less (50 W/8 ohms) AV5 etc. (PURE DIRECT) to FRONT SP OUT .2.3 V Signal to Noise Ratio (IHF-A Netwo

26、rk) U, C models (Input shorted 250 mV) AV5 etc. (PURE DIRECT) to SP OUT . 100 dB or more R, T, A, B, G, F, L, S models (Input shorted 5 mV) PHONO (MM) to REC OUT . 81 dB or more (Input shorted 250 mV) AV5 etc. (PURE DIRECT) to SP OUT . 100 dB or more Residual Noise (IHF-A Network) FRONT L/R to SP OU

27、T .150 V or less Channel Separation (1 kHz / 10 kHz) PHONO (MM) (Input shorted) . 60 dB or more / 55 dB or more AV5 etc. (Input 5.1 k-ohms shorted) . 60 dB or more / 45 dB or more Volume Control/Step .MUTE / -80 dB to +16.5 dB / 0.5 dB step Tone Control Characteristics Bass Boost/Cut . 6 dB / 0.5 dB

28、 step, at 50 Hz Turnover frequency .350 Hz Treble Boost/Cut .6 dB / 0.5 dB step, at 20 kHz Turnover frequency .3.5 kHz Filter Characteristics FRONT, CENTER, SURROUND, SURROUND BACK small (H.P.F.) .fc=40/60/80/90/100/110/120/160/200 Hz, 12 dB/oct. SUBWOOFER small (L.P.F.) .fc=40/60/80/90/100/110/120/

29、160/200 Hz, 24 dB/oct. Video Section Video Signal Type Monitor out (Wall paper) U, C, R models .NTSC T, A, B, G, F, L, S models .PAL Video conversion .NTSC/PAL Composite Video Signal Level .1 Vp-p / 75 ohms S-Video Signal Level B, G, F models Y .1 Vp-p / 75 ohms C .0.286 Vp-p / 75 ohms Component Vid

30、eo Signal Level Y .1 Vp-p / 75 ohms Video Maximum Input Level (VIDEO Conversion Off) .1.5 Vp-p or more Video Signal to Noise Ratio . 50 dB or more Monitor Out Frequency Response (VIDEO Conversion Off) Component video signal level .5 Hz to 60 MHz, -3 dB SPECIFICATIONS 10 RX-V671/HTR-6064/RX-A710 RX-V

31、671/HTR-6064/ RX-A710 U .U.S.A. model C .Canadian model R .General model T.Chinese model A .Australian model B .British model G .European model F. Russian model L.Singapore model S .Brazirian model FM Section Tuning Range U, C models .87.5 to 107.9 MHz R, L, S models .87.5 to 108.0 / 87.50 to 108.00

32、 MHz T, A, B, G, F models .87.50 to 108.00 MHz 50 dB Quieting Sensitivity (IHF) (1 kHz, 100 % MOD.) Mono .3 V (20.8 dBf) Signal to Noise Ratio (IHF) Mono .72 dB Stereo .70 dB Harmonic Distortion (1 kHz) Mono .0.3 % Stereo .0.5 % Antenna Input . 75 ohms unbalanced AM Section Tuning Range U, C models

33、.530 to 1,710 kHz R, L, S models .530 to 1,710 / 531 to 1,611 kHz T, A, B, G, F models .531 to 1,611 kHz Antenna .Loop antenna General Power Supply U, C models .AC 120 V, 60 Hz R, S models .AC 110120/220240 V, 50/60 Hz T model .AC 220 V, 50 Hz A model .AC 240 V, 50 Hz B, G, F models .AC 230 V, 50 Hz L model .