Yamaha-RXV350-avr-sm(1) 维修电路原理图.pdf

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1、SERVICE MANUAL100883IMPORTANT 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.P.O.Box 1, Hamamatsu, JapanI CONTENTSTO SERVICE PERSONNEL . 2FRONT PANELS.

7、 34REAR PANELS . 48REMOTE CONTROL PANELS. 8SPECIFICATIONS. 911INTERNAL VIEW . 12DISASSEMBLY PROCEDURES . 1214SELF DIAGNOSIS FUNCTION (DIAG) . 1531CONFIRMATION OF IDLING CURRENT . 32DISPLAY DATA . 3334IC DATA . 3540PRINTED CIRCUIT BOARD . 4148PIN CONNECTION DIAGRAM . 4950BLOCK DIAGRAM. 51SCHEMATIC DI

8、AGRAM . 5256PARTS LIST. 5771REMOTE CONTROL. 7273AV RECEIVERRX-V350/HTR-5730RX-V350/HTR-5730RadioFans.CN 收音机爱 好者资料库RX-V350/HTR-57302RX-V350/HTR-5730WALLOUTLETEQUIPMENTUNDER TESTAC LEAKAGETESTER OREQUIVALENTINSULATINGTABLEI TO SERVICE PERSONNEL1. Critical Components InformationComponents having specia

9、l characteristics are marked s andmust be replaced with parts having specifications equal to thoseoriginally installed.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 suppl

10、y circuits.GMeter impedance should be equivalent to 1500 ohm shuntedby 0.15F.GLeakage current must not exceed 0.5mA.GBe sure to test for leakage with the AC plug in both polarities.WARNING: CHEMICAL CONTENT NOTICE!The solder used in the production of this product contains LEAD. In addition, other el

11、ectrical/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 PLASTIC CO

12、MPONENTS IN YOUR MOUTH FOR ANY REA-SON WHATSOEVER!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, wash your

13、hands beforehandling food.“CAUTION”“F371: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE 6A, 125V FUSE.”CAUTIONF371: REPLACE WITH SAME TYPE 6A, 125V FUSE.ATTENTIONF371: UTILISER UN FUSIBLE DE RECHANGE DE MEME TYPE DE 6A, 125V.The P.C.B.s installed in this unit are soldere

14、d using the following solder.About Lead Free SolderAmong some types of lead free solder currently available,it is recommended to use one of the following types for therepair work. Sn + Ag + Cu (tin + silver + copper) Sn + Cu (tin + copper) Sn + Zn + Bi (tin + zinc + bismuth)Component SideFoil SideDS

15、P P.C.B.Lead SolderLead Free SolderFUNCTION P.C.B.Lead Free SolderMAIN P.C.B.Lead Free SolderCaution:1. As the melting point temperature of the lead free solderis about 30C to 40C (50F to 70F) higher than that ofthe lead solder, be sure to use a soldering iron suitableto each solder.2. If lead solde

16、r must be used, be sure to remove lead freesolder from each terminal section of the parts to bereplaced and from the area around it completely beforesoldering, or make sure that the lead free solder andlead solder melt together fully.RadioFans.CN 收音机爱 好者资料库RX-V350/HTR-57303RX-V350/HTR-5730I FRONT PA

17、NELSRX-V350 (C, L, R, K models)RX-V350 (B, G, E models)HTR-5730 (U, C, A, L, R, T, K models)RX-V350/HTR-57304RX-V350/HTR-5730I REAR PANELSRX-V350 (B, G, E models)RX-V350 (C model)HTR-5730 (G, E models)RX-V350/HTR-57305RX-V350/HTR-5730RX-V350 (L model)RX-V350 (R model)RX-V350 (T model)RX-V350/HTR-573

18、06RX-V350/HTR-5730HTR-5730 (U, C models)HTR-5730 (A model)RX-V350 (K model)RX-V350/HTR-57307RX-V350/HTR-5730HTR-5730 (G, E models)HTR-5730 (T models)HTR-5730 (R models)RX-V350/HTR-57308RX-V350/HTR-5730I REMOTE CONTROL PANELSRX-V350 (C, L, R, K models)HTR-5730 (U, C, A, R, T, K models)RX-V350 (B, G,

19、E models)HTR-5730 (G, E models)HTR-5730 (K model)RX-V350/HTR-57309RX-V350/HTR-5730I SPECIFICATIONSI Audio SectionMinimum RMS Output Power (Power Amp. Section) (1 kHz, 0.1 % THD, 6 ohms)FRONT L/RU, C models. 100 W + 100 WA, B, G, E, L, R, T, K models . 90 W + 90 WCENTERU, C models. 100 WA, B, G, E, L

20、, R, T, K models . 90 WSURROUND L/RU, C models. 100 W + 100 WA, B, G, E, L, R, T, K models . 90 W + 90 W (1 kHz, 0.7 % THD, 6 ohms)FRONT L/RU, C models. 103 W + 103 WA, B, G, E, L, R, T, K models . 93 W + 93 WCENTERU, C models. 103 WA, B, G, E, L, R, T, K models . 93 WSURROUND L/RU, C models. 103 W

21、+ 103 WA, B, G, E, L, R, T, K models . 93 W + 93 WMaximum Power (EIAJ, 1 kHz, 10 % THD, 6 ohms)FRONT L/RR, T, K models. 110 W + 110 WCENTERR, T, K models. 110 WSURROUND L/RR, T, K models. 110 W + 110 WDIN Standard Output Power Per ChannelB, G, E, L models (1 kHz, 0.7 % THD, 4 ohms)FRONT L/R . 105 W

22、+ 105 WCENTER. 105 WSURROUND L/R . 105 W + 105 WIEC Power B, G, E, L models1 kHz, 0.1 % THD, 6 ohms . 90 W + 90 WDynamic Power Per Channel (IHF)U, C models (6/4/2 ohms) .110/140/170 WA, B, G, E, L, R, T, K models(6/4/2 ohms) .105/135/165 WDynamic Headroom U, C models6 ohms. 0.41 dBInput Sensitivity

23、/ Input ImpedanceCD, etc. .200 mV / 47 k-ohmsEXT. DECODERFRONT L/R, CENTER, SURROUND L/R,SUB WOOFER .200 mV / 47 k-ohmsMaximum Input Signal Level (1 kHz, 0.5 % THD, Effect On)CD, etc. . 2.0 V or moreOutput Level / Output ImpedanceREC OUT .200 mV / 1.2 k-ohmsSUB WOOFER (FRONT SP: Small). 4 V / 1.2 k-

24、ohmsHeadphone Jack Rated Output / ImpedanceCD, etc. (1 kHz, 200 mV, 8 ohms) . 0.4 V / 470 ohmsFrequency ResponseCD, etc. to FRONT L/R (10 Hz to 100 kHz) .0 / -3.0 dBTotal Harmonic Distortion (1 kHz, 50 W, 6 ohms)CD, etc. (Effect Off) toFRONT L/R SP OUT. 0.06 % or lessSignal to Noise Ratio (IHF-A net

25、work)CD, etc. (Input shorted, EFFECT OFF) toFRONT L/R SP OUT250mV . 100 dB or moreResidual Noise (IHF-A network)FRONT L/R SP OUT. 150 V or lessChannel Separation (Vol -14 dB, Effect Off)CD, etc. (Input 5.1 k-ohms shorted, 1 kHz / 10 kHz). 60 dB or more / 45 dB or moreTone Control CharacteristicsBASS

26、Boost/Cut.10 dB (100Hz)TREBLEBoost/Cut. 10 dB (20 kHz)Filter CharacteristicsFRONT, SURROUND L/RSP Small (H.P.F.). 90 Hz / 12 dB oct.SUBWOOFER (L.P.F.) . 90 Hz / 18 dB oct.I Video SectionVideo Signal TypeU, C, R, K models .NTSCA, B, G, E, L, T models .PALVideo Signal Level.1 Vp-p / 75 ohmsMaximum Inp

27、ut Level. 1.5 Vp-p or moreSignal to Noise Ratio. 50 dB or moreMonitor Out Frequency ResponseVideo Signal Level .5 Hz to 10 MHz, -3 dBI FM SectionTuning RangeU, C models .87.5 to 107.9 MHzA, B, G, E, T, K models.87.50 to 108.00 MHzL, R models . 87.5 to 108.0 / 87.50 to 108.00 MHz50dB Quieting Sensiti

28、vity (IHF) (1 kHz, 100 % Mod.)Mono .2.0 V (17.3 dBf)Stereo . 25 V (39.2 dBf)Usable Sensitivity (IHF)Mono .1.0 V (11.2 dBf)RX-V350/HTR-573010RX-V350/HTR-5730151 (5-15/16)130 (5-1/8)274.9 (10-7/8)21(13/16)18(3/4)21.7(7/8)314.6 (12-3/8) 435 (17-1/8)Unit : mm (inch)Selectivityat 400 kHz . 70 dBSignal to

29、 Noise Ratio (IHF)Mono / Stereo. 76 dB / 70 dBHarmonic Distortion (1 kHz)Mono/Stereo.0.2 % / 0.3 %Stereo Separation1 kHz . 42 dBFrequency Response20 Hz to 15 kHz. +0.5 / -2 dBAntenna Input.75 ohms unbalancedI AM SectionTuning RangeU, C models .530 to 1,710 kHzA, B, G, E, T, K models. 531 to 1,611 kH

30、zL, R models . 530 to 1,710 / 531 to 1,611 kHzUsable Sensitivity. 300 V/mAntenna.Loop AntennaI GeneralPower SupplyU, C models . AC 120 V, 60 HzA model . AC 240 V, 50 HzB, G, E models . AC 230 V, 50 HzL, R models . AC 110-120/220-240 V, 50/60 HzT model . AC 220 V, 50 HzK model . AC 220 V, 60 HzPower

31、ConsumptionU, C models . 240 W / 320 VAA, B, G, E, L, R, T, K models . 240 WStandby Power Consumption (reference data)U, C models . 0.5 WA, B, G, E, T, K models. 0.7 WMaximum Power Consumption R model5ch Drive, 10 % THD . 510 WDimensions (W x H x D). 435 x 151 x 315 mm (17-1/8 x 5-15/16 x 12-7/16)We

32、ight. 9.0 kg (19 lbs. 13 oz.)FinishRX-V350. Gold color (L, T models)Silver color (C, B, G, E, L, R, K models)Black color (B, G, E models)HTR-5730. Gold color (T model)Silver color (U, C, A, G, E, R, T, K models)Black color (U, C, A, G, E, R models)AccessoriesRemote Control x 1, Batteries (Manganese

33、Dry) x 2,Indoor FM Antenna x 1, AM Loop Antenna x 1* Specifications are subject to change without notice dueto product improvements.U . U.S.A. modelC . Canadian modelA . Australian modelB. British modelG. European modelE.South European modelL. Singapore modelR . General modelT . Chinese modelK. Kore

34、an modelManufactured under license from Dolby Laboratories.“Dolby”, “Pro Logic” and the double-D symbol aretrademarks of Dolby Laboratories.“DTS” and “DTS Digital Surround” are registeredtrademarks of Digital Theater Systems, Inc.SILENT CINEMA is a trademark of YAMAHA CORPORATION. DIMENSIONSRX-V350/

35、HTR-573011RX-V350/HTR-5730CategoryNo.MAIN MENUSUB MENUVALUE INITIAL1SETUPROOM： S M LS/M/LSUBWOOFER YESYES/NONESPEAKERS 5spk2/3/4/5SET CANCELSET/CANCELCheck：Test ToneBASICCheck OK? YesYes/No2SPLEVELFL - RCenter 10stepC -Center 10stepSL -Center 10stepSR -Center 10stepSWFR -0dB -20step1SPEAKER SET1A CE

36、NTER SMLLRG/SML/NON1B FRONT LRGLRG/SML1C SURR LR SMLLRG/SML/NON1D BASS BOTHSWFR/FRNT/BOTH2SP DISTANCEUNITmeters(m)/feet(ft)FRONT L/R 3.00m0.3 to 24m 3.00m/0.1m stepCENTER 3.00m0.3 to 24m 3.00m/0.1m step(Effective distance difference 1.5m)SOUNDSURR LR 3.00m0.3 to 24m 3.00m/0.1m step3LFE LEVELSP LFE 0

37、-20dB to 0dB/1dB stepHP LFE 0-20dB to 0dB/1dB step4D. RANGESP D.R MAXMIN/STD/MAXHP D.R MAXMIN/STD/MAX5CENTER GEQ100Hz- 0-6dB to +6dB 0dB/1dB step300Hz- 0-6dB to +6dB 0dB/1dB step1kHz- 0-6dB to +6dB 0dB/1dB step3kHz- 0-6dB to +6dB 0dB/1dB step10kHz- 0-6dB to +6dB 0dB/1dB step6HP TONE CTRLHP BASS 0-6d

38、B to +3dB 0dB/1dB stepHP TRBL 0-6dB to +3dB 0dB/1dB step1I/O ASSIGN1A (1) DVDDVD, MD/CD-R, CD, VCR, V-AUX, D-TV/CBLINPUT1A (2) D-TV/CBLCD, VCR, V-AUX, D-TV/CBL, -, MD/CD-R1B (3) CDCD, VCR, V-AUX, D-TV/CBL, DVD, MD/CD-R2INPUT MODE2 AUTO LASTAUTO/LAST1DISPLAY SET1 DIMMER 0-4 to 0/1 stepOPTION 2MEMORY

39、GUARD2 M GUARD OFFOFF/ON3AUDIO MUTE3 MUTE: MUTEMUTE/-50dB/-20dB Set Menu Table5ch Stereo ParameterUnitCT LEVEL0/100/1%SL LEVEL0/100/1%SR LEVEL0/100/1% The variable range of the parameter (Min/Max/Step)UnitDSP LEVEL-6/+3/1dBDELAY1/99/1msPro Logic II Music ParameterUnitPANORAMAOFF/ONDIMENSIONS-3/+3/1C

40、T WIDTH0/7/1The value inside of shows initial setting.RX-V350/HTR-573012RX-V350/HTR-5730 Top CoverFront Panel UnitHook112333CB804CB431CB653I DISASSEMBLY PROCEDURESFig. 1 (Remove parts in the order as numbered.)Disconnect the power cable from the AC outlet.1. Removal of Top Covera. Remove 4 screws (1

41、) and 4 screws (2). (Fig. 1)b. Slide the Top Cover rearward to remove it. (Fig. 1)2. Removal of Front Panel Unita. Loosen the harness fixture fixing the cable.b. Remove CB431, CB653 and CB804. (Fig. 1)c. Remove 6 screws (3). (Fig. 1)d. Release a hook on the right side of the Front PanelUnit, then re

42、move the Front Panel Unit forward. (Fig. 1)123BA0EGCF71 MAIN (2) P.C.B.2 FUNCTION (7) P.C.B. (L, R models only)3 MAIN (4) P.C.B.4 Tuner5 MAIN (3) P.C.B.6 FUNCTION (3) P.C.B. 7 FUNCTION (6) P.C.B.8 FUNCTION (1) P.C.B.9 DSP P.C.B.0 FUNCTION (9) P.C.B.A FUNCTION (2) P.C.B.B MAIN (1) P.C.B.C FUNCTION (4

43、) P.C.B.D FUNCTION (8) P.C.B.E Power TransformerF FUNCTION (10) P.C.B.G FUNCTION (5) P.C.B.4 568 9DI INTERNAL VIEWRX-V350/HTR-573013RX-V350/HTR-5730FUNCTION (6) P.C.B.MAIN (3) P.C.B.MAIN (4) P.C.B.REAR PANELCORD STOPPERTUNERFUNCTION (3) P.C.B.CB242CB3918DSP P.C.B.Note:When assembling the DSP P.C.B.,

44、 be careful not to bend the pin of the connectors (CB247 and CB249).Support / DSPCB803Fig. 25746Fig. 33. Removal of MAIN (3), MAIN (4), FUNCTION (3),FUNCTION (6) P.C.B.s and Tunera. Remove CB242 and CB391. (Fig. 2)b. Remove 7 screws (4). (Fig. 3)c. Remove MAIN (3), MAIN (4) P.C.B.s. and the Tuner.(F

45、ig. 2)d. Remove 11 screws (5). (Fig. 3)e. Remove 4 screws (6). (Fig. 3)f. Remove 4 screws (7). (Fig. 3)g. Remove Cord Stopper. (Fig. 2)h. Remove Rear Panel. (Fig. 2)i. Remove FUNCTION (3) and FUNCTION (6) P.C.B.s.(Fig. 2)Fig. 44. Removal of DSP P.C.B.a. Remove 1 screw (8). (Fig. 4)b. Remove CB803. (

46、Fig. 4)c. Remove the DSP P.C.B. with the Support/DSP. (Fig. 4)RX-V350/HTR-573014RX-V350/HTR-5730MAIN (1) P.C.B.FUNCTION (8) P.C.B.FUNCTION (9) P.C.B.FUNCTION (4) P.C.B.CB652CB104FUNCTION (1) P.C.B.CB10399BA0005. Removal of MAIN (1), FUNCTION (1), FUNCTION (8)and FUNCTION (9) P.C.B.sa. Remove CB103,

47、CB104 and CB652. (Fig. 5)b. Remove 3 screws (9). (Fig. 5)c. Remove 5 screws (0). (Fig. 5)d. Remove MAIN (1), FUNCTION (1) FUNCTION (4),FUNCTION (8) and FUNCTION (9) P.C.B.s. (Fig. 5)When checking the P.C.B.:a. Remove the Top Cover.b. Remove 4 screws (7). (Fig. 3)c. Remove 3 screws (9). (Fig. 5)d. Re

48、move 4 screws (0). (Fig. 5)e. Remove 1 screws (A). (Fig. 5)f. Remove 1 screws (B). (Fig. 5)g. Place the P.C.B. upright. (Fig. 6 and 7)h. Be sure to connect the ground of MAIN (1) P.C.B.(G102, G103, G241) and FUNCTION (4) P.C.B.(G651) to the chassis with a jumper wire or the like.Fig. 6Fig. 5Fig. 7RX

49、-V350/HTR-573015RX-V350/HTR-5730I SELF DIAGNOSIS FUNCTION (DIAG)No DIAG menusub-menu1DSP THROUGH1. ANALOG BYPASS2. YSS 0dB3. YSS Presence 0dB4. YSS FULL BIT5. YSS FULL BIT P2RAM THROUGHRAM 0dB3DOLBY PRO LOGIC1. PRO LOGIC I2. PRO LOGIC II3. Neo:6 (Not applied to these models)4SPEAKERS SET1. FRONT: SM

50、ALL 0dB2. CENTER: NONE3. LFE/BASS: FRONT4. PRESENCE MIX: 5ch5. SURROUND B power (Not applied to these models)6. Tone Control Flat7. Tone Control +10dB8. Tone Control -10dB5HP Test1. FRONT 12 dB2. FRONT 15 dB6OTHER INPUTEXTERNAL DECODER7DISPLAY CHECK1. VFD CHECK (Initial display)2. VFD DISP OFF (All