Yamaha-HTR-5740-5750-Service-Manual (1)电路原理图.pdf

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1、SERVICE MANUAL 100884 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. P.O.Box 1, Hamamatsu, Japan I CONTENTS TO SERVICE PERSO

7、NNEL . 2 IMPEDANCE SELECTOR . 3 FRONT PANELS. 46 REAR PANELS . 715 REMOTE CONTROL PANELS. 16 SPECIFICATIONS / 参考仕様 . 1718 INTERNAL VIEW . 18 DISASSEMBLY PROCEDURES / 分解手順 . 1921 SELF DIAGNOSIS FUNCTION (DIAG) / 自己診断機能(). 2242 AMP ADJUSTMENT / 部調整 . 43 IC DATA . 4449 BLOCK DIAGRAM. 5051 DISPLAY DATA

8、. 52 PRINTED CIRCUIT BOARD . 5373 PIN CONNECTION DIAGRAM . 74 SCHEMATIC DIAGRAM . 7585 PARTS LIST. 87123 REMOTE CONTROL. 124125 AV RECEIVER/AV AMPLIFIER RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 RadioFans.CN 收音机爱 好者资料库 RX-V550/HTR-5750 RX-V450/HTR-5740/D

9、SP-AX450 2 RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 WALL OUTLET EQUIPMENT UNDER TEST AC LEAKAGE TESTER OR EQUIVALENT INSULATING TABLE WARNING: CHEMICAL CONTENT NOTICE! The solder used in the production of this product contains LEAD. In addition, other electrical/electronic and/or plastic (where a

10、pplicable) 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 PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLASTIC COMPONENTS IN YOUR MOUTH FOR ANY REA- SON

11、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 before handling food. I TO SER

12、VICE PERSONNEL 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 120V Models Only) When service has been completed, it is imperative

13、to verify that all exposed conductive surfaces are properly insulated from supply circuits. GMeter impedance should be equivalent to 1500 ohm shunted by 0.15F. GLeakage current must not exceed 0.5mA. GBe sure to test for leakage with the AC plug in both polarities. “CAUTION” “F1, 2: FOR CONTINUED PR

14、OTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE 8A, 125V FUSE.” CAUTION F1, 2: REPLACE WITH SAME TYPE 8A, 125V FUSE. ATTENTION F1, 2: UTILISER UN FUSIBLE DE RECHANGE DE MEME TYPE DE 8A, 125V. RadioFans.CN 收音机爱 好者资料库 RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 3 RX-V550/HTR-5750 RX-V450/HT

15、R-5740/DSP-AX450 IMPEDANCE SELECTOR WARNING: Do not change the IMPEDANCE SELECTOR switch setting while the power to this unit is on, otherwise this unit may be damaged. I IMPEDANCE SELECTOR 本機搭載基板付使用 下記通。 The P.C.B.s installed in this unit are soldered using the following solder. About Lead Free Sol

16、der / 無鉛 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。 鉛入使得場合、交換 部品端子部周辺部無鉛取除、 無鉛鉛入十分溶状態 付。 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 +

17、 copper) Sn + Cu (tin + copper) Sn + Zn + Bi (tin + zinc + bismuth) Caution: 1. 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. 2. If lead solder must be used, be s

18、ure to remove lead free solder from each terminal section of the parts to be replaced and from the area around it completely before soldering, or make sure that the lead free solder and lead solder melt together fully. Component Side / 部品面Foil Side / 面 DSP P.C.B.Lead Solder / 鉛入Lead Free Solder / 無鉛

19、 FUNCTION P.C.B.Lead Free Solder / 無鉛 OPERATION P.C.B.Lead Free Solder / 無鉛 MAIN P.C.B.Lead Free Solder / 無鉛 POWER P.C.B.Lead Free Solder / 無鉛 SUBTRANS P.C.B.Lead Free Solder / 無鉛 VIDEO P.C.B.Lead Free Solder / 無鉛 Except DSP-AX450 RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 4 RX-V550/HTR-5750 RX-V45

20、0/HTR-5740/DSP-AX450 I FRONT PANELS RX-V550 (U, C, A, L, R, T, K models) RX-V550 (B, G, E models) HTR-5750 (U, C, A, T, K models) RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 5 RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 HTR-5740 (U, C, A, T, K models) RX-V450 (U, C, A, L, R, T, K models) RX-V450 (B,

21、 G, E models) RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 6 RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 DSP-AX450 (J model) HTR-5740 (G, E models) RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 7 RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 I REAR PANELS RX-V550 (U, C models) RX-V550 (A model) RX-V550 (

22、B model) RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 8 RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 RX-V550 (G, E models) RX-V550 (L model) RX-V550 (R model) RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 9 RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 RX-V550 (T model) RX-V550 (K model) HTR-5750 (U, C mo

23、dels) RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 10 RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 HTR-5750 (A model) HTR-5750 (T model) HTR-5750 (K model) RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 11 RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 RX-V450 (U, C models) RX-V450 (A model) RX-V450 (B mode

24、l) RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 12 RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 RX-V450 (G, E models) RX-V450 (L model) RX-V450 (R model) RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 13 RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 RX-V450 (T model) RX-V450 (K model) HTR-5740 (U, C models

25、) RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 14 RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 HTR-5740 (A model) HTR-5740 (G, E models) HTR-5740 (T model) RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 15 RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 HTR-5740 (K model) DSP-AX450 (J model) RX-V550/HTR-5750

26、 RX-V450/HTR-5740/DSP-AX450 16 RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 I REMOTE CONTROL PANELS RX-V550 (U, C, A, L, R, T, K models) HTR-5750 (U, C, A, T, K models) RX-V450 (U, C, A, L, R, T, K models) HTR-5740 (U, C, A models) DSP-AX450 (J model) RX-V450 (B, G, E models) HTR-5740 (G, E models) R

27、X-V550 (B, G, E models) 17 RX-V550/HTR-5750 RX-V450/HTR-5740/DSP-AX450 RX-V550Except RX-V550 161 (6-5/16) 140 (5-1/2)376.8 (14-13/16) 21 (13/16) 171 (6-3/4) 150 (5-15/16) 21 (13/16) 17.2 (11/16) 22 (7/8) 416 (16-3/8) 380 (15) 18 (11/16) 22 (7/8) 420 (16-1/2) 435 (17-1/8) Unit : mm (inch)/単位: mm() I

28、SPECIFICATIONS / 参考仕様 I Audio Section / 部 Minimum RMS Output Power (Power Amp. Section) / 定格出力 ( 部) RX-V550/HTR-5750 (20 Hz to 20 kHz, 0.06% THD, 8 ohms) FRONT L/R90 W + 90 W CENTER90 W SURROUND L/R90 W + 90 W SURROUND BACK90 W (1 kHz, 0.7% THD, 8 ohms) FRONT L/R105 W + 105 W CENTER105 W SURROUND L/

29、R105 W + 105 W SURROUND BACK105 W RX-V450/HTR-5740 (20 Hz to 20 kHz, 0.06% THD, 8 ohms) FRONT L/R85 W + 85 W CENTER85 W SURROUND L/R85 W + 85 W SURROUND BACK85 W (1 kHz, 0.7% THD, 8 ohms) FRONT L/R100 W + 100 W CENTER100 W SURROUND L/R100 W + 100 W SURROUND BACK100 W DSP-AX450 (20 Hz to 20 kHz, 0.09

30、% THD, 6 ohms) FRONT L/R85 W + 85 W CENTER, REAR CENTER85 W SURROUND L/R85 W + 85 W SURROUND BACK85 W Maximum Power / 実用最大出力 (EIAJ) (1kHz, 10% THD) RX-V550/HTR-5750 (R, T, K models) FRONT L/R (8 ohms)130 W + 130 W CENTER, REAR CENTER (8 ohms)130 W SURROUND L/R (8 ohms)130 W + 130 W SURROUND BACK (8

31、ohms)130 W RX-V450/HTR-5740 (R, T, K models) FRONT L/R (8 ohms)125 W + 125 W CENTER, REAR CENTER (8 ohms)125 W SURROUND L/R (8 ohms)125 W + 125 W SURROUND BACK (8 ohms)125 W DSP-AX450 FRONT L/R (6 ohms)125 W + 125 W CENTER, REAR CENTER (6 ohms)125 W SURROUND L/R (6 ohms)125 W + 125 W SURROUND BACK (

32、6 ohms)125 W DIN Standard Output Power Per Channel / DIN (B, G, E, L models) (1 kHz, 0.7% THD, 4 ohms) RX-V550/HTR-5750 FRONT L/R135 W + 135 W CENTER135 W SURROUND L/R135 W + 135 W SURROUND BACK135 W RX-V450/HTR-5740 FRONT L/R130 W + 130 W CENTER130 W SURROUND L/R130 W + 130 W SURROUND BACK130 W IEC

33、 Power / IEC B, G, E, L models RX-V550/HTR-5750 FRONT L/R (1 kHz, 0.06% THD, 8 ohms)100 W + 100 W RX-V450/HTR-5740 FRONT L/R (1 kHz, 0.06% THD, 8 ohms)95 W + 95 W Dynamic Power Per Channel / (IHF) RX-V550/HTR-5750 FRONT L/R (8/6/4/2 ohms)120/155/190/235 W RX-V450/HTR-5740 FRONT L/R (8/6/4/2 ohms)115

34、/150/185/230 W DSP-AX450 FRONT L/R (8/6/4/2 ohms)/125/155/200 W Dynamic Headroom / (U, C models) RX-V550/HTR-5750 8 ohms1.25 dB RX-V450/HTR-5740 8 ohms1.31 dB Damping Factor / 20 Hz to 20 kHz, SPEAKER-A100 or more Input Sensitivity / Input Impedance (入力感度/入力) CD, etc.200 mV / 47 k-ohms MULTI CH IN F

35、RONT L/R, CENTER, SURROUND L/R, SUB WOOFER 200 mV / 47 k-ohms Maximum Input Signal Level / 最大許容入力 1 kHz, 0.5% THD2.0 V or more Output Level / Output Impedance (出力電圧/出力) REC OUT200 mV / 1.2 k-ohms 20Hz SUB WOOFER4 V / 1.2 k-ohms ZONE2 (RX-V550 U, C, A models)200 mV / 1.2 k-ohms Headphone Jack Rated O

36、utput / Impedance 出力/出力 CD, etc. (1 kHz, 50 mV, 8 ohms)150 mV / 100 ohms Frequency Response / 周波数特性 CD, etc. to FRONT L/R (10 Hz to 100 kHz)+0/-3.0 dB Total Harmonic Distortion / 全高調波歪率 (20Hz to 20kHz, 40W, 8 ohms) CD, etc. (Effect Off) to FRONT L/R SP OUT0.06 % or less Signal to Noise Ratio / 信号対雑音

37、比 (IHF-A Network) CD, etc. (Input shorted) SP OUT 250mV100 dB or more Residual Noise / 残留 (IHF-A Network) FRONT L/R SP OUT150 V or less Channel Separation / CD, etc. (Input 5.1 k-ohms shorted, 1 kHz/10 kHz) 60 dB or more/45 dB or more Tone Control Characteristics / 特性 BASS Boost/Cut10 dB (60 Hz) TRE

38、BLE Boost/Cut10 dB (20 kHz) Filter Characteristics / 特性 FRONT L/R, CENTER, SURROUND L/R SURROUND BACK SP Small (H.P.F.) fc= 40/60/80/90/100/110/120/160/200 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 Signal Type / 信号方式 U, C, R, K

39、, J modelsNTSC A, B, G, E, L, T modelsPAL Video Signal Level / 信号 1 Vp-p / 75 ohms S-Video Signal Level / S信号 RX-V550/HTR-5750/DSP-AX450 Y1 Vp-p / 75 ohms C0.286 Vp-p / 75 ohms Component Signal Level (Except J model) Y1 Vp-p / 75 ohms Cb/Cr0.7 Vp-p / 75 ohms D4-Video Signal Level / D4端子信号 (J model)

40、Y1 Vp-p / 75 ohms Cb/Cr0.7 Vp-p / 75 ohms Maximum Input Level / 最大許容入力 1.5 Vp-p or more Signal to Noise Ratio / 信号対雑音比 50 dB or more Monitor Out Frequency Response / 周波数帯域 RX-V550/HTR-5750 Composite Video Signal Level, S-Video Signal Level5 Hz to 10 MHz, -3 dB S-Video Signal Level (J model)5 Hz to 1

41、0 MHz, -3 dB Component Video Signal Level5 Hz to 60 MHz, -3 dB RX-V550/HTR-5750/DSP-AX450 Composite Video Signal Level5 Hz to 10 MHz, -3 dB S-Video Signal Level (J model)5 Hz to 10 MHz, -3 dB Component Video Signal Level (Except J model) 5 Hz to 60 MHz, -3 dB D4-Video Signal Level (J model)5 Hz to 6

42、0 MHz, -3 dB I FM Section / FM部 Tuning Range / 受信周波数範囲 U, C models87.5 to 107.9 MHz A, B, G, E, T, K models87.5 to 108.0 MHz L, R models87.5 to 108.0 / 87.50 to 108.00 MHz J model76.0 to 90.0 MHz 50dB Quieting Sensitivity / 50dB SN感度 (IHF) (1kHz, 100% Mod.) Mono2.0 V (17.3 dBf) Stereo25 V (39.2 dBf)

43、 Usable Sensitivity / 実用感度 (IHF) Mono1.0 V (11.2 dBf) Selectivity / 選択度 70 dB Signal to Noise Ratio / 信号対雑音比 (IHF) Mono / Stereo76 dB / 70 dB Harmonic Distortion / 歪率 (1 kHz) Mono/Stereo0.2 / 0.3 % Stereo Separation / 1 kHz42 dB Frequency Response / 周波数特性 20 Hz to 15 kHz+0.5 / -2 dB Antenna Input /

44、入力 75 ohms unbalanced I AM Section / AM部 Tuning Range / 受信周波数範囲 U, C models530 to 1,710 kHz A, B, G, E, T, K, J models531 to 1,611 kHz L, R models530 to 1,710 / 531 to 1,611 kHz Usable Sensitivity / 実用感度 300 V/m Antenna / 入力 Loop Antenna I General / 総合 Power Supply / 電源電圧 U, C modelsAC 120 V, 60 Hz

45、A modelAC 240 V, 50 Hz B, G, E modelsAC 230 V, 50 Hz L modelAC 220/230-240 V, 50/60 Hz R modelAC 110/120/220/230-240 V, 50/60 Hz T modelAC 220 V, 50 Hz K modelAC 220 V, 60 Hz J modelAC 100V, 50/60 Hz Power Consumption / 消費電力 U, C models350 W / 440 VA A, B, G, E, L, R, T, K models360 W J model245 W S

46、tandby Power Consumption (reference data) / 待機時消費電力 (参考値) AC240 V / 50 Hz0.1 W Maximum Power Consumption R model (6ch Drive, 10% THD)700 W AC Outlets / AC 2 Switched Outlets U, C, G, E, T, J models100 W max. total L, R models50 W max. total 1 Switched Outlet A, B models100 W max. Dimensions / 寸法 (W

47、x H x D) RX-V550435 x 171 x 420 mm (17-1/8 x 6-3/4 x 16-1/2) HTR-5750/RX-V450/HTR-5740/DSP-AX450 435 x 161 x 416 mm (17-1/8 x 6-5/16 x 16-3/8) Weight / 質量 11.0 kg (24 lbs. 4 oz.) Finish / 仕上 RX-V550.Gold color (L, R, T, K) models Black color (U, C, A, B, G, E, R) models Titanium color (B, G, E models) HTR-5750 .Gold color (T, K) models Black color

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