Yamaha-RXV-3800-Service-Manual-Part-1电路原理图.pdf

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1、SERVICE MANUAL 101064 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 specifically YAMAHA Products, are already known and understood by the user

2、s, 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 specified. For these reasons, we advise all YAMAHA pro

3、duct 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 firm does not constitute authorization, certification or recognition of any applicable technical

4、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 ar

5、e, therefore, inevitable and specifications are subject to change without notice or obligation to retrofit. 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

6、 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. I CONTENTS TO SERVICE PERSONNEL . 2 FRONT PANELS. 3 REA

7、R PANELS . 46 REMOTE CONTROL PANELS. 7 SPECIFICATIONS / 参考仕様 . 811 INTERNAL VIEW . 12 DISASSEMBLY PROCEDURES / 分解手順. 1218 UPDATING FIRMWARE / 書込. 1831 SELF-DIAGNOSTIC FUNCTION / （自己診断機能）. 3268 AMP ADJUSTMENT / 部調整 . 69 DISPLAY DATA . 70 IC DATA . 7186 BLOCK DIAGRAMS . 8790 PIN CONNECTION DIAGRAMS. 9

8、193 PRINTED CIRCUIT BOARDS. 94122 SCHEMATIC DIAGRAMS. 123143 REPLACEMENT PARTS LIST . 145182 REMOTE CONTROL. 183186 ADVANCED SETUP / 設定 . 187189 AV RECEIVER/AV AMPLIFIER P.O.Box 1, Hamamatsu, Japan 2007 All rights reserved. This manual is copyrighted by YAMAHA and may not be copied or redistributed

9、either in print or electronically without permission. 07.09 RX-V3800/DSP-AX3800 RX-V3800/ DSP-AX3800 RX-V3800/DSP-AX3800 2 RX-V3800/ DSP-AX3800 WALL OUTLET EQUIPMENT UNDER TEST AC LEAKAGE TESTER OR EQUIVALENT INSULATING TABLE WARNING: CHEMICAL CONTENT NOTICE! The solder used in the production of thi

10、s product contains LEAD. In addition, other electrical/electronic and/or plastic (where applicable) components may also contain traces of chemicals found by the California Health and Welfare Agency (and possibly other entities) to cause cancer and/or birth defects or other reproductive harm. DO NOT

11、PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLASTIC COMPONENTS IN YOUR MOUTH FOR ANY REA- SON WHAT SO EVER! 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 l

12、ocated inside the enclosure of this product, wash your hands before handling food. 1. Critical Components Information Components having special characteristics are marked s and must be replaced with parts having specifications equal to those originally installed. 2. Leakage Current Measurement (For

13、120V Models Only) When service has been completed, it is imperative to verify that all exposed conductive surfaces are properly insulated from supply circuits. GMeter impedance should be equivalent to 1500 ohms shunted by 0.15F. GLeakage current must not exceed 0.5mA. GBe sure to test for leakage wi

14、th the AC plug in both polarities. 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3040 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 currently availa

15、ble, 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 the lea

16、d solder, be sure to use a soldering iron suitable to each solder. About lead free solder / 無鉛 I TO SERVICE PERSONNEL For U model “CAUTION” “F1, F2: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE 10A, 125V FUSE.” For C model CAUTION F1, F2: REPLACE WITH SAME TYPE 10A, 125

17、V FUSE. ATTENTION F1, F2: UTILISER UN FUSIBLE DE RECHANGE DE MME TYPE DE 10A, 125V. RX-V3800/DSP-AX3800 8 RX-V3800/ DSP-AX3800 I Audio Section / 部 Minimum RMS Output Power (Power Amp. Section) / 定格出力 (部) (20 Hz to 20 kHz) FRONT L/R U, C, R, T, K, A, B, G, E, L models (0.04 % THD, 8 ohms) .140 W + 14

18、0 W J model (0.06 % THD, 6 ohms) .140 W + 140 W CENTER U, C, R, T, K, A, B, G, E, L models (0.04 % THD, 8 ohms) . 140 W J model (0.06 % THD, 6 ohms) . 140 W SURROUND L/R U, C, R, T, K, A, B, G, E, L models (0.04 % THD, 8 ohms) .140 W + 140 W J model (0.06 % THD, 6 ohms) .140 W + 140 W SURROUND BACK

19、L/R U, C, R, T, K, A, B, G, E, L models (0.04 % THD, 8 ohms) .140 W + 140 W J model (0.06 % THD, 6 ohms) .140 W + 140 W Maximum Power / 実用最大出力 (EIAJ, 1 kHz, 10 % THD) FRONT L/R R, T, K, L models (8 ohms). 185 W + 185 W J model (6 ohms) . 185 W + 185 W CENTER R, T, K, L models (8 ohms). 185 W J model

20、 (6 ohms) . 185 W SURROUND L/R R, T, K, L models (8 ohms). 185 W + 185 W J model (6 ohms) . 185 W + 185 W SURROUND BACK L/R R, T, K, L models (8 ohms). 185 W + 185 W J model (6 ohms) . 185 W + 185 W Dynamic Power Per Channel (IHF) U, C, R, T, K, A, L models FRONT L/R (8/6/4/2 ohms) . 170/205/265/345

21、 W Max. Power Per Channel (1 kHz, 0.7 % THD, 4 ohms) B, G, E models FRONT L/R . 200 W + 200 W CENTER . 200 W SURROUND L/R . 200 W + 200 W SURROUND BACK L/R . 200 W + 200 W Dynamic Headroom U, C, R, T, K, A, L models 8 ohms . 0.84 dB IEC Power (1 kHz, 0.04 % THD, 8 ohms) B, G, E models FRONT L/R . 14

22、5 W + 145 W Damping Factor / FRONT L/R (20 Hz to 20 kHz, SPEAKER-A, 8 ohms) .150 or more Input Sensitivity/Input Impedance / 入力感度/入力 (1 kHz, 100 W/8 ohms) PHONO (MM) . 3.5 mV / 47 k-ohms CD, etc. . 200 mV / 47 k-ohms MULTI CH INPUT FRONT L/R, CENTER, SURROUND L/R, SUBWOOFER . 200 mV / 47 k-ohms Maxi

23、mum Input Signal Level / 最大許容入力 PHONO (MM) (1 kHz, 0.1 % THD) .60 mV or more CD, etc. (1 kHz, 0.5 % THD) .2.4 V or more Output Level/Output Impedance / 出力電圧/出力 REC OUT . 200 mV / 900 ohms PRE OUT (FRONT L/R, CENTER, SURROUND L/R, SURROUND BACK L/R). 1.0 V / 1.2 k-ohms SUBWOOFER (20 Hz) . 2.0 V / 1.2

24、 k-ohms ZONE2 OUT U, C, R, T, K, A, B, G, E, L models . 1.0 V / 1.4 k-ohms ZONE3 OUT U, C, R, T, K, A, B, G, E, L models . 1.0 V / 1.4 k-ohms Headphone Jack Rated Output/Impedance / 出力/出 力 CD, etc. (1 kHz, 40 mV, 8 ohms) . 150 mV / 100 ohms Frequency Response / 周波数特性 (10 Hz to 100 kHz) CD, etc. to F

25、RONT L/R (Pure direct) . +0/-3.0 dB RIAA Equalization Deviation / RIAA偏差 (20 Hz to 20 kHz) PHONO (MM) . 0 0.5 dB Total Harmonic Distortion / 全高調波歪率 (20 Hz to 20 kHz) PHONO (MM) to REC OUT (1 V).0.02 % or less CD, etc. to FRONT L/R SP OUT (70 W, 8 ohms).0.04 % or less Signal to Noise Ratio / 信号対雑音比 (

26、IHF-A network) PHONO (MM) (Input shorted) to SP OUT U, C, R, T, K, L models (5 mV).86 dB or more A, B, G, E models (5 mV) .81 dB or more J model (2.5 mV).80 dB or more CD, etc. (Input shorted) to SP OUT 250 mV .100 dB or more Residual Noise / 残留 (IHF-A network) FRONT L/R SP OUT . 150 V or less Chann

27、el Separation / (1 kHz/10 kHz) PHONO (Input shorted) . 60 dB or more/55 dB or more CD, etc. (Input 5.1 k-ohms shorted). 60 dB or more/45 dB or more Tone Control Characteristics / 特性 BASS Boost/Cut . 6 dB (50 Hz) Turnover frequency. 350 Hz TREBLE Boost/Cut . 6 dB (20 kHz) Turnover frequency. 3.5 kHz

28、ZONE2, ZONE3 Tone Control Characteristics U, C, R, T, K, A, B, G, E, L models BASS Boost/Cut . 10 dB (100 Hz) Turnover frequency . 450 Hz TREBLE Boost/Cut . 10 dB (10 kHz) Turnover frequency. 2.0 kHz Filter Characteristics / 特性 FRONT, CENTER, SURROUND, SURROUND BACK small (H.P.F.) . fc=40/60/80/90/1

29、00/110/120/160/200 Hz, 12 dB/oct. SUBWOOFER (L.P.F.) . fc=40/60/80/90/100/110/120/160/200 Hz, 24 dB/oct. I Video Section / 部 Video Format Monitor Out / 信号方式 Wall paper U, C, R, K, J models . NTSC/PAL T, A, B, G, E, L models . PAL/NTSC Video Signal Type / 信号方式 Video conversion . NTSC/PAL Composite Vi

30、deo Signal Level / 信号 . 1 Vp-p / 75 ohms S-Video Signal Level / S信号 Y . 1 Vp-p / 75 ohms C.0.286 Vp-p / 75 ohms Component Video Signal Level / 信号 Y . 1 Vp-p / 75 ohms Pb/Pr . 0.7 Vp-p / 75 ohms Maximum Input Level / 最大許容入力 VIDEO CONV. OFF . 1.5 Vp-p or more Signal to Noise Ratio / 信号対雑音比 VIDEO CONV.

31、 OFF .60 dB or more I SPECIFICATIONS / 参考仕様 RX-V3800/DSP-AX3800 9 22394 (15-1/2) 438.5 (17-1/4) 150 (5-15/16) 435 (17-1/8) 171 (6-3/4) (7/8) 22.5 (7/8) 21 (13/16) Monitor Out Frequency Response / 周波数帯域 (VIDEO CONV. OFF) Component video signal . 5 Hz to 100 MHz, 3 dB D5-video signal J model .5 Hz to

32、100 MHz, 3 dB Video Format Zone Out Gray Back U, C, R, K models . NTSC T, A, B, G, E, L models . PAL HDMI HDMI (Ver. 1.3a). Type A I FM Section / FM部 Tuning Range / 受信周波数範囲 U, C models . 87.5 to 107.9 MHz R, L models. 87.5 to 108.0 / 87.50 to 108.00 MHz T, K, A, B, G, E models .87.50 to 108.00 MHz J

33、 model . 76.0 to 90.0 MHz 50dB Quieting Sensitivity / 50 dB SN感度 (IHF) (1 kHz, 100 % MOD.) Mono . 2.0 V (17.3 dBf) Stereo. 25 V (39.2 dBf) Usable Sensitivity / 実用感度 (IHF) Mono . 1.0 V (11.2 dBf) Selectivity / 選択度 at 400 kHz. 70 dB Signal to Noise Ratio / 信号対雑音比 (IHF) Mono . 76 dB Stereo. 70 dB Harmonic Distortion / 歪率 (1 kHz) Mono .0.2 % Stereo.