Yamaha-DSPAX3800-avr-sm 维修电路原理图.pdf

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1、SERVICE MANUAL101064IMPORTANT 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 specifically YAMAHA Products, are alreadyknown and understood by the users, an

2、d have therefore not been restated.WARNING:Failure to follow appropriate service and safety procedures when servicing this product may result in personalinjury, destruction of expensive components, and failure of the product to perform as specified. For these reasons,we advise all YAMAHA product own

3、ers that any service required should be performed by an authorizedYAMAHA Retailer or the appointed service representative.IMPORTANT:The presentation or sale of this manual to any individual or firm does not constitute authorization, certification orrecognition of any applicable technical capabilitie

4、s, 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, andservice departments of YAMAHA are continually striving to improve YAMAHA products. Modifications are, therefore,

5、 inevitableand specifications are subject to change without notice or obligation to retrofit. Should any discrepancy appear to exist, pleasecontact the distributors Service Division.WARNING:Static discharges can destroy expensive components. Discharge any static electricity your body may haveaccumul

6、ated 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 CONTENTSTO SERVICE PERSONNEL . 2FRONT PANELS. 3REAR PANELS . 46REMOTE CO

7、NTROL PANELS. 7SPECIFICATIONS / 参考仕様 . 811INTERNAL VIEW . 12DISASSEMBLY PROCEDURES / 分解手順. 1218UPDATING FIRMWARE /書込. 1831SELF-DIAGNOSTIC FUNCTION /（自己診断機能）. 3268AMP ADJUSTMENT / 部調整 . 69DISPLAY DATA . 70IC DATA . 7186BLOCK DIAGRAMS . 8790PIN CONNECTION DIAGRAMS. 9193PRINTED CIRCUIT BOARDS. 94122SCH

8、EMATIC DIAGRAMS. 123143REPLACEMENT PARTS LIST . 145182REMOTE CONTROL. 183186ADVANCED SETUP /設定 . 187189AV RECEIVER/AV AMPLIFIERP.O.Box 1, Hamamatsu, Japan 2007 All rights reserved.This manual is copyrighted by YAMAHA and may not be copied orredistributed either in print or electronically without per

9、mission. 07.09RX-V3800/DSP-AX3800RX-V3800/DSP-AX3800RadioFans.CN 收音机爱 好者资料库RX-V3800/DSP-AX38002RX-V3800/DSP-AX3800WALLOUTLETEQUIPMENTUNDER TESTAC LEAKAGETESTER OREQUIVALENTINSULATINGTABLEWARNING: CHEMICAL CONTENT NOTICE!The solder used in the production of this product contains LEAD. In addition, ot

10、her electrical/electronic and/or plastic (whereapplicable) components may also contain traces of chemicals found by the California Health and Welfare Agency (andpossibly other entities) to cause cancer and/or birth defects or other reproductive harm.DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLAS

11、TIC 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 exposeeyes to solder/flux vapor!If you come in contact with solder or components located inside the enclosure of this product, wa

12、sh your hands beforehandling food.1. Critical Components InformationComponents having special characteristics are marked sand must be replaced with parts having specifications equalto those originally installed.2. Leakage Current Measurement (For 120V Models Only)When service has been completed, it

13、is imperative to verifythat all exposed conductive surfaces are properly insulatedfrom supply circuits.GMeter impedance should be equivalent to 1500 ohms shuntedby 0.15F.GLeakage current must not exceed 0.5mA.GBe sure to test for leakage with 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

14、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 aresoldered 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 therepair work

15、. 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 isabout 30C to 40C (50F to 70F) higher than that of the leadsolder, be sure to use a soldering iron suitable to each solder.About lead fre

16、e solder / 無鉛I TO SERVICE PERSONNELFor U model“CAUTION”“F1, F2: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE10A, 125V FUSE.”For C modelCAUTIONF1, F2: REPLACE WITH SAME TYPE 10A, 125V FUSE.ATTENTIONF1, F2: UTILISER UN FUSIBLE DE RECHANGE DE MME TYPE DE 10A, 125V.RadioFan

17、s.CN 收音机爱 好者资料库RX-V3800/DSP-AX38008RX-V3800/DSP-AX3800I Audio Section / 部Minimum RMS Output Power (Power Amp. Section) /定格出力 (部) (20 Hz to 20 kHz)FRONT L/RU, C, R, T, K, A, B, G, E, L models (0.04 % THD, 8 ohms).140 W + 140 WJ model (0.06 % THD, 6 ohms) .140 W + 140 WCENTERU, C, R, T, K, A, B, G, E,

18、 L models (0.04 % THD, 8 ohms). 140 WJ model (0.06 % THD, 6 ohms) . 140 WSURROUND L/RU, C, R, T, K, A, B, G, E, L models (0.04 % THD, 8 ohms).140 W + 140 WJ model (0.06 % THD, 6 ohms) .140 W + 140 WSURROUND BACK L/RU, C, R, T, K, A, B, G, E, L models (0.04 % THD, 8 ohms).140 W + 140 WJ model (0.06 %

19、 THD, 6 ohms) .140 W + 140 WMaximum Power / 実用最大出力 (EIAJ, 1 kHz, 10 % THD)FRONT L/RR, T, K, L models (8 ohms). 185 W + 185 WJ model (6 ohms) . 185 W + 185 WCENTERR, T, K, L models (8 ohms). 185 WJ model (6 ohms) . 185 WSURROUND L/RR, T, K, L models (8 ohms). 185 W + 185 WJ model (6 ohms) . 185 W + 1

20、85 WSURROUND BACK L/RR, T, K, L models (8 ohms). 185 W + 185 WJ model (6 ohms) . 185 W + 185 WDynamic Power Per Channel (IHF) U, C, R, T, K, A, L modelsFRONT L/R (8/6/4/2 ohms) . 170/205/265/345 WMax. Power Per Channel (1 kHz, 0.7 % THD, 4 ohms)B, G, E modelsFRONT L/R . 200 W + 200 WCENTER . 200 WSU

21、RROUND L/R . 200 W + 200 WSURROUND BACK L/R . 200 W + 200 WDynamic Headroom U, C, R, T, K, A, L models8 ohms . 0.84 dBIEC Power (1 kHz, 0.04 % THD, 8 ohms) B, G, E modelsFRONT L/R . 145 W + 145 WDamping Factor / FRONT L/R (20 Hz to 20 kHz, SPEAKER-A, 8 ohms) .150 or moreInput Sensitivity/Input Imped

22、ance / 入力感度/入力(1 kHz, 100 W/8 ohms)PHONO (MM) . 3.5 mV / 47 k-ohmsCD, etc. . 200 mV / 47 k-ohmsMULTI CH INPUTFRONT L/R, CENTER, SURROUND L/R, SUBWOOFER. 200 mV / 47 k-ohmsMaximum Input Signal Level / 最大許容入力PHONO (MM) (1 kHz, 0.1 % THD) .60 mV or moreCD, etc. (1 kHz, 0.5 % THD) .2.4 V or moreOutput L

23、evel/Output Impedance / 出力電圧/出力REC OUT . 200 mV / 900 ohmsPRE OUT (FRONT L/R, CENTER, SURROUND L/R,SURROUND BACK L/R). 1.0 V / 1.2 k-ohmsSUBWOOFER (20 Hz) . 2.0 V / 1.2 k-ohmsZONE2 OUT U, C, R, T, K, A, B, G, E, L models. 1.0 V / 1.4 k-ohmsZONE3 OUT U, C, R, T, K, A, B, G, E, L models. 1.0 V / 1.4 k

24、-ohmsHeadphone Jack Rated Output/Impedance / 出力/出力CD, etc. (1 kHz, 40 mV, 8 ohms) . 150 mV / 100 ohmsFrequency Response / 周波数特性 (10 Hz to 100 kHz)CD, etc. to FRONT L/R (Pure direct) . +0/-3.0 dBRIAA Equalization Deviation / RIAA偏差 (20 Hz to 20 kHz)PHONO (MM) . 0 0.5 dBTotal Harmonic Distortion / 全高調

25、波歪率 (20 Hz to 20 kHz)PHONO (MM) to REC OUT (1 V).0.02 % or lessCD, etc. to FRONT L/R SP OUT (70 W, 8 ohms).0.04 % or lessSignal to Noise Ratio / 信号対雑音比 (IHF-A network)PHONO (MM) (Input shorted) to SP OUTU, C, R, T, K, L models (5 mV).86 dB or moreA, B, G, E models (5 mV) .81 dB or moreJ model (2.5 m

26、V).80 dB or moreCD, etc. (Input shorted) to SP OUT250 mV .100 dB or moreResidual Noise / 残留 (IHF-A network)FRONT L/R SP OUT . 150 V or lessChannel Separation / (1 kHz/10 kHz)PHONO (Input shorted) . 60 dB or more/55 dB or moreCD, etc. (Input 5.1 k-ohms shorted). 60 dB or more/45 dB or moreTone Contro

27、l Characteristics / 特性BASSBoost/Cut . 6 dB (50 Hz)Turnover frequency. 350 HzTREBLEBoost/Cut . 6 dB (20 kHz)Turnover frequency. 3.5 kHzZONE2, ZONE3 Tone Control CharacteristicsU, C, R, T, K, A, B, G, E, L modelsBASSBoost/Cut . 10 dB (100 Hz)Turnover frequency . 450 HzTREBLEBoost/Cut . 10 dB (10 kHz)T

28、urnover frequency. 2.0 kHzFilter Characteristics / 特性FRONT, CENTER, SURROUND, SURROUND BACK 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 Format Monitor Out / 信号方式 Wall paperU, C, R, K, J

29、 models . NTSC/PALT, A, B, G, E, L models . PAL/NTSCVideo Signal Type / 信号方式Video conversion . NTSC/PALComposite Video Signal Level / 信号. 1 Vp-p / 75 ohmsS-Video Signal Level / S信号Y . 1 Vp-p / 75 ohmsC.0.286 Vp-p / 75 ohmsComponent Video Signal Level / 信号Y . 1 Vp-p / 75 ohmsPb/Pr . 0.7 Vp-p / 75 ohm

30、sMaximum Input Level / 最大許容入力VIDEO CONV. OFF . 1.5 Vp-p or moreSignal to Noise Ratio / 信号対雑音比VIDEO CONV. OFF .60 dB or moreI SPECIFICATIONS / 参考仕様RX-V3800/DSP-AX3800922394 (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 CO

31、NV. OFF)Component video signal . 5 Hz to 100 MHz, 3 dBD5-video signal J model .5 Hz to 100 MHz, 3 dBVideo Format Zone OutGray BackU, C, R, K models . NTSCT, A, B, G, E, L models . PALHDMIHDMI (Ver. 1.3a). Type AI FM Section / FM部Tuning Range / 受信周波数範囲U, C models . 87.5 to 107.9 MHzR, L models. 87.5

32、to 108.0 / 87.50 to 108.00 MHzT, K, A, B, G, E models .87.50 to 108.00 MHzJ model . 76.0 to 90.0 MHz50dB 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 dBSi

33、gnal to Noise Ratio / 信号対雑音比 (IHF)Mono . 76 dBStereo. 70 dBHarmonic Distortion / 歪率 (1 kHz)Mono .0.2 %Stereo.0.3 %Stereo Separation / (1 kHz). 42 dBFrequency Response / 周波数特性 (20 Hz to 15 kHz).+0.5 / -2 dBAntenna Input / 入力. 75 ohms unbalancedI AM Section / AM部Tuning Range / 受信周波数範囲U, C models . 530

34、 to 1,710 kHzR, L models. 530 to 1,710 / 531 to 1,611 kHzT, K, A, B, G, E, J models . 531 to 1,611 kHzUsable Sensitivity / 実用感度 . 300 V/mAntenna Input / 入力 . Loop antennaI General / 総合Power Supply / 電源電圧U, C models .AC 120 V, 60 HzR, L models.AC 110/120/220/230-240 V, 50/60 HzT model .AC 220 V, 50 H

35、zK model .AC 220 V, 60 HzA model .AC 240 V, 50 HzB, G, E models.AC 230 V, 50 HzJ model . AC 100 V, 50/60 HzPower Consumption / 消費電力U, C models . 500 W / 630 VAR, T, K, A, B, G, E, L models . 500 WJ model . 400 WStandby Power Consumption (reference data) / 待機時消費電力(参考値)U, C, T, K, A, B, G, E, L, J mod

36、els. 0.1 W or lessR model (AC 240 V / 50 Hz). 0.33 W or lessMaximum Power Consumption (6 ch drive, 10 % THD) R model. 1100 WManufactured under license from Dolby Laboratories.“Dolby”, “Pro Logic”, and the double-D symbol are trademarks of Dolby Laborato-ries.実施権基製造。 、PRO LOGIC 、 Surround EX D記号 、商標。

37、AC Outlets / AC2 switched outletsU, C models .100 W max. total / 0.8 A max. totalR, T, L models. 50 W max. totalG, E models .100 W max. total / 0.4 A max. totalJ model. 100 W max. total1 switched outletA model . 100 W max.B model .100 W max. / 0.4 A max.Dimensions / 寸法 (W x H x D). 435 x 171 x 438.5

38、 mm (17-1/8 x 6-3/4 x 17-1/4)Weight / 質量U, C, R, T, K, A, B, G, E, L models . 17.4 kg (38 lbs. 5 oz.)J model . 18.4 kg (40 lbs. 9 oz.)Finish / 仕上RX-V3800Gold color . R, T, K, L modelsBlack color. U, C, R, A, B, G, E modelsTitanium color . C, B, G, E, L modelsDSP-AX3800Gold color . J modelAccessories

39、 / 付属品Remote control x 1, Zone remote control x 1 (U, C, R, T, K, A, B, Lmodels), Batteries (R03, AAA, UM-4) x 6 (U, C, R, T, K, A, B, Lmodels) / x 4 (G, E, J models), Indoor FM antenna x 1, AM loopantenna x 1, Power cable x 1 (U, C, R, T, K, A, B, G, E, J models) / x2 (L model), Optimizer microphon

40、e x 1, Speaker terminal wrench x 1*Specifications are subject to change without notice due to productimprovements. 参考仕様外観予告変更。U . U.S.A. modelC . Canadian modelR . General modelT . Chinese modelK . Korean modelA . Australian modelB . British modelG . European modelE . South European modelL. Singapor

41、e modelJ . Japanese modelDTS is a registered trademark and the DTS logos, Symbol, DTS-HD and DTS-HDMaster Audio are trademark of DTS, Inc. 1996-2007 DTS, Inc. All Rights Re-served.DTS、及DTS-HD Master AudioDTS社登録商標。“iPod” is a trademark of Apple Inc., registered in the U.S. and other countries.iPod、米国

42、他国登録Apple Inc.商標登録商標。“HDMI”, the “HDMI” logo and “High-Definition Multimedia Interface” are trade-marks, or registered trademarks of HDMI Licensing LLC.HDMI、HDMIHigh-Definition Multimedia Interface、HDMI Licensing LLC商標、登録商標。“SILENT CINEMA” is a trademark of YAMAHA CORPORATION./SILENT CINEMA 株式会社登録商標

43、。The XM name and related logos are registered trademarks of XM Satellite RadioInc.Neural Surround is a trademark owned by Neural Audio Corporation, THX is atrademark of THX Ltd., which may be registered in some jurisdictions. All rightsreserved.This product is manufactured under license from Neural

44、Audio Corporation andTHX Ltd. YAMAHA CORPORATION hereby grants the user a non-exclusive, non-transferable, limited right of use to this product under USA and foreign patent,patent pending and other technology or trademarks owned by Neural Audio Cor-poration and THX Ltd. “Neural Surround”, “Neural Au

45、dio”, “Neural” and “NRL” aretrademarks and logos owned by Neural Audio Corporation, THX is a trademark ofTHX Ltd., which may be registered in some jurisdictions. All rights reserved.DIMENSIONS / 寸法図Unit: mm (inch)単位：mm （）MPEG Layer-3 audio coding technology licensed from Fraunhofer IIS andThomson.MP

46、EG Layer 3 音声圧縮技術 Fraunhofer IIS Thomson 供与。Windows XP, Windows Vista, Windows Media Audio, Windows Media Connectand Windows Media Player are either registered trademarks or trademarks ofMicrosoft corporation in the United States and/or other countries.Windows XP、Windows Vista、Windows Media Audio、Wi

47、ndows Media Connect、Windows Medis player、米国 Microsoft Corporation 米国他国登録商標、商標。本製品、GNU General Public License （GPL） GNU Lesser General Pub-lic License （LGPL） 基含。This receiver supports network connections.本機接続対応。AAC 商標。Circle Surround II、FOCUS、TruBass、SRS 記号SRS Labs, Inc.商標。Circle Surround II、FOCUSTru

48、Bass技術SRS Labs, Inc.基製品化。RX-V3800/DSP-AX380010SELECT MENUCLASSICALLIVE/CLUBENTERTAINMENTMOVIESTEREOMUSIC ENHANCERSUR. DECODESTRAIGHTHall in MunichHall in ViennaHall in AmsterdamChurch in FreiburgChamberVillage VanguardWarehouse LoftCellar ClubThe Roxy TheatreThe Bottom LineSportsAction GameRoleplayi

49、ng GameMusic VideoRecital/OperaStandardSpectacleSci-FiAdventureDramaMono Movie2 ch Stereo7 ch StereoStraight Enhancer7 ch EnhancerSurround Decoder *1 *1 *1 *1 *1 *2 *3Decode Type(Refer to the attached table. /別表参照)DSP Level-6 dB to +3 dBInit. Delay1 to 99 msRoom Size0.1 to 2.0Liveness0 to 10Sur. Ini

50、t. Delay1 to 49 msSur. Room Size0.1 to 2.0Sur. Liveness0 to 10SB. Init. Delay1 to 49 msSB. Room Size0.1 to 2.0SB. Liveness0 to 10Rev. Time1.0 to 5.0 sRev. Delay0 to 250 msRev. Level0 to 100 %Dialogue Lift0 to 5Center Level0 to 100 %Surround L Level0 to 100 %Surround R Level0 to 100 %Sur.Back Level0