Yamaha-RXV1-avr-sm(1) 维修电路原理图.pdf

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1、DSP-AX1/RX-V1DSP-AX1/RX-V1AV AMPLIFIER/AV RECEIVER100698I CONTENTSTO SERVICE PERSONNEL . 1FRONT PANELS . 2REAR PANELS . 34SPECIFICATIONS . 58INTERNAL VIEW . 9DISASSEMBLY PROCEDURES . 910SELF DIAGNOSIS FUNCTION. 1132AMP ADJUSTMENTS . 33TUNER ADJUSTMENTS . 3437IC DATA . 3853PRINTED CIRCUIT BOARD . 548

2、3BLOCK DIAGRAM . 8488PIN CONNECTION DIAGRAM . 89SCHEMATIC DIAGRAM . 90101PARTS LIST . 102135REMOTE CONTROL TRANSMITTER. 136141This 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 industr

3、y, and more specifically YAMAHA Products, are alreadyknown and understood by the users, and 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

4、of the product to perform as specified. For thesereasons, we advise all YAMAHA product owners that any service required should be performed by anauthorized YAMAHA Retailer or the appointed service representative.IMPORTANT:The presentation or sale of this manual to any individual or firm does not con

5、stitute authorization, certificationor recognition of any applicable technical capabilities, or establish a principle-agent relationship of anyform.The data provided is believed to be accurate and applicable to the unit(s) indicated on the cover. The research, engineering, andservice departments of

6、YAMAHA are continually striving to improve YAMAHA products. Modifications are, 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

7、 destroy expensive components. Discharge any static electricity your body may haveaccumulated by grounding yourself to the ground buss in the unit (heavy gauge black wires connect to thisbuss).IMPORTANT:Turn the unit OFF during disassembly and part replacement. Recheck all work before you apply powe

8、r to theunit.IMPORTANT NOTICEDSP-AX1/RX-V1SERVICE MANUALRadioFans.CN 收音机爱 好者资料库DSP-AX1/RX-V1DSP-AX1/RX-V1I TO SERVICE PERSONNEL1. Critical Components Information.Components having special characteristics are marked Zand must be replaced with parts having specifications equalto those originally insta

9、lled.2. Leakage Current Measurement (For 120V Models Only).When service has been completed, it is imperative to verifythat all exposed conductive surfaces are properly insulatedfrom supply circuits.GMeter impedance should be equivalent to 1500 ohm shuntedby 0.15F.GLeakage current must not exceed 0.5

10、mA.AC LEAKAGETESTER OREQUIVALENTEQUIPMENTUNDER TESTINSULATINGTABLEWALLOUTLET1WARNING: CHEMICALCONTENT NOTICE!The solder used in the production of this productcontains LEAD. In addition, other electrical/electronic and/or plastic (where applicable)components may also contain traces of chemicalsfound

11、by the California Health and WelfareAgency (and possibly other entities) to causecancer and/or birth defects or other reproductiveharm.DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLASTIC COMPONENTS INYOUR MOUTH FOR ANY REASONWHATSOEVER!Avoid prolonged, unprotected contact betweensolder and your sk

12、in! When soldering, do notinhale solder fumes or expose eyes to solder/fluxvapor!If you come in contact with solder or componentslocated inside the enclosure of this product, washyour hands before handling food.IMPEDANCE SELECTORWARNINGDo not change the IMPEDANCE SELECTORswitch setting while the pow

13、er to this unit ison, otherwise this unit may be damaged.GBe sure to test for leakage with the AC plug in bothpolarities.“CAUTION”“F751 : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE 12A, 250V FUSE.”CAUTIONF751 : REPLACE WITH SAME TYPE 12A, 250V FUSE.ATTENTIONF751 : UTI

14、LISER UN FUSIBLE DE RECHANGE DE MEME TYPE DE 12A, 250V.A VRadioFans.CN 收音机爱 好者资料库DSP-AX1/RX-V1DSP-AX1/RX-V12M DSP-AX1M RX-V1I FRONT PANELSDSP-AX1/RX-V1DSP-AX1/RX-V15I AUDIO SECTIONMinimum RMS Output Power per ChannelMAIN, 20Hz to 20kHz, 0.015% THD, 8 . . . .110W+110WCENTER, 20Hz to 20kHz, 0.015% THD

15、, 8 . . . . . . 110WREAR, 20Hz to 20kHz, 0.015% THD, 8 . . .110W+110WREAR CENTER,20Hz to 20kHz, 0.015% THD, 8 . . . . . . . . . . . . . . 110WFRONT, 1kHz, 0.05% THD, 8 . . . . . . . . . . . . .35W+35WMaximum Power per Channel (R, T models only)MAIN, 1kHz, EIAJ, 10% THD, 8 . . . . . . . . .150W+150WC

16、ENTER, 1kHz, EIAJ, 10% THD, 8 . . . . . . . . . . . 150WREAR, 1kHz, EIAJ, 10% THD, 8 . . . . . . . . .150W+150WREAR CENTER, 1kHz, EIAJ, 10% THD, 8 . . . . . . 150WFRONT, 1kHz, EIAJ, 10% THD, 8 . . . . . . . . . .45W+45WDynamic Power per Channel (U, C, R, T models only)MAIN, 8/6/4/2 . . . . . . . . .

17、 . . . . . . . . . . 150/180/240/340WDynamic Headroom (U, C, R, T models only)8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.3dBDIN Standard Output Power per Channel (B, G models only)MAIN, 1kHz, 0.7% THD, 4 . . . . . . . . . . . . . .180W+180WCENTER, 1kHz, 0.7% THD,

18、 4 . . . . . . . . . . . . . . . . 180WREAR, 1kHz, 0.7% THD, 4 . . . . . . . . . . . . .180W+180WREAR CENTER, 1kHz, 0.7% THD, 4 . . . . .180W+180WFRONT, 1kHz, 0.7% THD, 4 . . . . . . . . . . . . . .60W+60WIEC Power (B, G models only)MAIN, 1kHz, 0.015% THD, 8 . . . . . . . . . . . . . . . . . 120WPow

19、er Band WidthMAIN, 0.04% THD, 55W/8 . . . . . . . . . . . . 10Hz to 50kHzDamping FactorMAIN/CENTER, 20Hz to 20kHz, 8 . . . . . . . 200 or moreInput Sensitivity/ImpedancePHONO MM . . . . . . . . . . . . . . . . . . . . . . . . . . 2.5mV/47kCD, etc . . . . . . . . . . . . . . . . . . . . . . . . . . .

20、 . . 150mV/47kMAIN IN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1V/47kMaximum Input Signal LevelPHONO MM, 1kHz, 0.05% THD, (Effect on) . . . . . 100mVCD, etc, (Effect on) . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.3VOutput Level/ImpedanceREC OUT . . . . . . . . .

21、 . . . . . . . . . . . . . . . . . . 150mV/600PRE OUT (MAIN, etc) . . . . . . . . . . . . . . . . . . . . . 1V/1.2kSUB WOOFER (EFFECT OFF, MAIN SP : SMALL)SPLIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2.0V/1.2kMONO . . . . . . . . . . . . . . . . . . . . . . . . . . .

22、. . . . . . . .4.0V/1.2kMaximum Voltage Output (20Hz to 20kHz, 1% THD)PRE OUT (MAIN L/R) . . . . . . . . . . . . . . . . . . . . . . . . . . . 3VHeadphone Jack Rated Output/ImpedanceCD, etc, (40mV, 8) . . . . . . . . . . . . . . . . . . . 150mV/100Frequency Response (10Hz to 100kHz)CD, etc, MAIN L/R

23、 . . . . . . . . . . . . . . . . . . . . . . . +0/-3.0dBRIAA Equalization Deviation (20Hz to 20kHz)PHONO MM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 00.5dBTone Control CharacteristicsBASS :Boost/cut . . . . . . . . . . . . . . . . . . . 10dB (50Hz)Turnover Frequency . . . . . . . .

24、. . . . . . . . 350HzTREBLE : Boost/cut . . . . . . . . . . . . . . . . . . 10dB (20kHz)Turnover Frequency . . . . . . . . . . . . . . . 3.5kHzCenter Graphic EqualizerFrequency . . . . . . . . . . . . 100/300/1k/3k/10kHzBoost/cut . . . . . . . . . . . . . . . . . . . . . . . . . . 6dBQ . . . . . . .

25、 . . . . . . . . . . . . . . . . . . . . . . . . . . 0.7Bass Extension . . . . . . . . . . . . . . . . . . . . . . . . . . +6dB (60Hz)Filter CharacteristicsSUB WOOFER OUT : L.P.F. . . . . . . fc = 90Hz, 24dB/oct.I SPECIFICATIONSI VIDEO SECTIONVideo Signal TypeU, C models . . . . . . . . . . . . . .

26、. . . . . . . . . . . . . . . . . NTSCA, B.G models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PALR, T models . . . . . . . . . . . . . . . . . . . . . . . . . . . . NTSC/PALComposite Video Signal Level . . . . . . . . . . . . . . 1Vp-p/75S-Video Signal LevelY . . . . . . . . . .

27、 . . . . . . . . . . . . . . . . . . . . . . . . . . 1Vp-p/75C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.286Vp-p/75Component Signal LevelY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1Vp-p/75Cb/Cr . . . . . . . . . . . . . . . . . . . . . . . . .

28、 . . . . . . . . . 0.7V/75Video Maximum Input Level . . . . . . . . . . . . . . . . . . . 1.5Vp-pVideo Signal-to-Noise Ratio . . . . . . . . . . . . . . . . . . . . . 50dBMonitor Output Frequency ResponseComposite Video Signal . . . . . . . . . . . . 5Hz10MHz, 3dBS-Video Signal . . . . . . . . . . .

29、 . . . . . . . . . 5Hz10MHz, 3dBComponent Signal . . . . . . . . . . . . . . . . . DC20MHz, 3dBCinema EqualizerHIghFrequency . . . . . . . . . . . . . . . .1kHz to 12.7kHzBoost/cut . . . . . . . . . . . . . . . . . . . -9dB to +6dBPEQFrequency . . . . . . . . . . . . . . . .1kHz to 12.7kHzBoost/cut

30、. . . . . . . . . . . . . . . . . . . -9dB to +6dBQ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.85Total Harmonic Distortion (20Hz to 20kHz)PHONO MM to REC OUT (1V) . . . . . . . . . . . . . . . . 0.01%CD, etc, to PRE OUT MAIN L/R (1V) . . . . . . . . . . 0.005%MAIN IN to L/C/R

31、SP OUT (55W/8) . . . . . . . . . . 0.005%Signal-to-Noise Ratio (IHF-A-Network)PHONO MM, Input Shorted 5mV (Effect off) . . . . . . . 86dBCD, etc, Input Shorted (Effect off) . . . . . . . . . . . . . . . 96dBResidual Noise (IHF-A-Network)MAIN, SP OUT . . . . . . . . . . . . . . . . . . . . . . . . .

32、. . . . 150VChannel Separation (Vol. 30dB, Effect off)PHONO MM, Input Shorted, 1kHz/10kHz . . . . 70dB/60dBCD, etc, Input 5.1k Shorted, 1kHz/10kHz . . . 70dB/60dBMuting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . DSP-AX1/RX-V1DSP-AX1/RX-V16I FM SECTION (RX-V1 only

33、)Tuning RangeU, C models . . . . . . . . . . . . . . . . . . . . . . .87.5 to 107.9MHzA models . . . . . . . . . . . . . . . . . . . . . . .87.50 to 108.00MHz50dB Quieting Sensitivity (IHF, 75 ) U, C models onlyMono (1kHz, 100% Mod.) . . . . . . . . . . . . 1.6V (15.3dBf)Stereo (1kHz, 100% Mod.) . .

34、 . . . . . . . . . . 23V (38.5dBf)Usable Sensitivity (DIN, 75 ) A model onlyMono (S/N 26dB) . . . . . . . . . . . . . . . . . . . . . . . . . . 0.9VStereo (S/N 46dB) . . . . . . . . . . . . . . . . . . . . . . . . . . . 28VAlternate Channel Selectivity ( 400Hz)U, C models . . . . . . . . . . . . . .

35、 . . . . . . . . . . . . . . . . . . . 75dBSelectivity (two signals, 40kHz Dev.) ( 300Hz)A model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55dBSignal-to-Noise RatioU, C modelsMono/Stereo (IHF) . . . . . . . . . . . . . . . . . . . . . . . 81/75dBA modelMono/Stereo (DIN-

36、weighted, 40kHz Dev.) . . . . . 75/69dBHarmonic DistortionMono/Stereo (1kHz) . . . . . . . . . . . . . . . . . . . . . . . 0.1/0.2%Stereo Separation1kHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48dBFrequency Response20Hz to 15kHz . . . . . . . . . . . . . . . . .

37、 . . . . . . . . . . . 01.0dBOutput LevelU, C modelsFM 100% mod. 1kHz . . . . . . . . . . . . . . . . . . . . . . 550mVA modelsFM 40kHz Dev. 1kHz . . . . . . . . . . . . . . . . . . . . . . 550mVAntenna Input . . . . . . . . . . . . . . . . . . . . . . . 75 unbalancedI AM SECTION (RX-V1 only)Tuning

38、RangeU, C models . . . . . . . . . . . . . . . . . . . . . . . .530 to 1,710kHzA model . . . . . . . . . . . . . . . . . . . . . . . . . . .531 to 1,611kHzUsable Sensitivity . . . . . . . . . . . . . . . . . . . . . . . . . . 300V/mOutput LevelAM 30% mod. 1kHz . . . . . . . . . . . . . . . . . . . .

39、 . . . . 150mVSignal-to-Noise Ratio . . . . . . . . . . . . . . . . . . . . . . . . . . 52dBAntenna . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Loop antennaI GENERALPower SupplyU, C models . . . . . . . . . . . . . . . . . . . . . . . AC 120V, 60HzA model . . . . . . . . . . . . .

40、. . . . . . . . . . . . . . AC 240V, 50HzB, G models . . . . . . . . . . . . . . . . . . . . . . . AC 230V, 50HzR, T models . . . . . . . . . . . AC 110/120/220/240V, 50/60HzPower ConsumptionU model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 550WC model . . . . . . . . . .

41、 . . . . . . . . . . . . . . . . . . . 550W/700VAA, R, T models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 550WMaximum Power Consumption (R, T models only) . . 770WAC OutletsU, R, T, G models, Switched x 3 . . . . . 100W max (Total)C model, Switched x 3 . . . . . 100W max/1.0A max (To

42、tal)A, B models, Switched x 1 . . . . . . . . . . . . . . . . 100W maxDimensions (W x H x D) . . . . . . . . . . . 471 x 211.5 x 473mm(18-9/16” x 8-5/16” x 18-5/8”)Weight . . . . . . . . . . . . . . . . . . . . . . . . . . 28.0 kg (61 lbs 11oz)FinishRX-V1 . . . . . . . . . . . . . . . . . . . . . .

43、. Gold color/Black colorDSP-AX1 . . . . . . . . . . . . . . . . . . . . Gold color/Black colorAccessoriesRX-V1 only . . . . . . . . . . . . . . . . . . . AM loop antenna x 1Indoor FM antenna x 1DSP-AX1/RX-V1 . . . . . . . Remote Control Transmitter x 1Battery (size AA, R06) x 3* Specifications subje

44、ct to change without notice.U . . . . . . . . . . USA modelC . . . . . .Canadian modelA . . . . . Australian modelB . . . . . . . . British modelG . . . . . European modelR . . . . . . . General modelT . . . . . . . . . China modelG DIMENSIONS471 (18-9/16)21(13/16)190.5 (7-1/2)211.5 (85/16)22.5(7/8)

45、21.5(7/8)429 (16-7/8)473 (185/8)Units : mm (inch)Manufactured under license from Dolby Laboratories.Dolby, AC-3, Pro Logic, and the double-D symbol Vare trademarks of Dolby Laboratories. 1992-1997 DolbyLaboratories. All rights reserved.Manufactured under license from Digital Theater Systems,Inc. US

46、Pat. No. 5,451,942 and other world-wide patentsissued and pending. DTS, DTS Digital Surround, aretrademarks of Digital Theater Systems, Inc. copyright1996 Digital Theater Systems, inc. All rights reserved.DSP-AX1/RX-V1DSP-AX1/RX-V1G SET MENU TABLENo.SET MENUPRESET VALUESETTING RANGES1.SPEAKER SET1AC

47、ENTER SPEAKERLARGELARGE/SMALL/NONE1BMAIN SPEAKERLARGELARGE/SMALL1CREAR L/R SPEAKERLARGELARGE/SMALL/NONE1DREAR CT SPEAKERLARGELARGE/SMALL/NONE1ELFE/BASS OUTBOTHSUBWOOFER/MAIN/BOTH1FFRONT EFCT SPEAKERYESYES/NONE1GMAIN LEVELNORMALNORMAL/10dB2.LOW FREQ. TESTTONE : OFFON/OFFOUTPUT : MAIN L/RL/C/R/RS/RC/L

48、S/SW/FRONTFREQUENCY : 88Hz35 250Hz3.DOLBY DIGITAL SET3ALFE LEVELSPEAKER : 0dB20dB 0dBHEAD PHONE : 0dB20dB 0dB3BDYNAMIC RANGESPEAKER : MAXMAX/STD/MINHEAD PHONE : MAXMAX/STD/MIN4.DTS SET4ALFE LEVELSPEAKER : 0dB10dB +10dBHEAD PHONE : 0dB10dB +10dB5.SPEAKER DELAY TIMECENTER : 0ms0ms 5msREAR CENTER : 3ms

49、0ms 30ms6.AUDIO DELAY0ms0ms 99ms7.CENTER GRAPHIC EQ.EACH ch : 0dB100Hz 10kHz, 6dB +6dB8.REAR CENTER GRAPHIC EQ.EACH ch : 0dB100Hz 10kHz, 6dB +6dB9.CINEMA EQ.ALL “OFF”L, C, R/FRONT EFCT/REAR L,R/REAR CT ON/OFF9AL, C, R EQ.HIGH 12.7kHz, 3dB PEG 12.7kHz, 4dBHIGH, PGE : 1kHz 12.7kHz9BFRONT EFCT EQ.HIGH

50、12.7kHz, 0dB PEG 8kHz, 3dBGAIN : 9dB +6dB9CREAR L/R EQ.HIGH 12.7kHz, 0dB PEG 8kHz, 3dB9DREAR CENTER EQ.HIGH 12.7kHz, 0dB PEG 8kHz, 3dB10.HP TONE CTRLBASS : 0dB6dB +3dBTREBLE : 0dB6dB +3dB11.PARAMETER INITIALIZEOFFPROGRAM 1 1212.6.1/ES AUTOONON/OFF13.MEMORY GUARDOFFON/OFF14.COMPONENT VIDEO INPUTA : D