Yamaha-YSTSW030-sub-sm(1) 维修电路原理图.pdf

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1、YST-SW030/YST-SW010IMPORTANT NOTICEThis manual has been provided for the use of authorized YAMAHARetailers and their service personnel.It has been assumed that basic service procedures inherent to the industry,and more specifically YAMAHA Products, are already known andunderstood by the users, and h

2、ave therefore not been restated.WARNING:Failure to follow appropriate service and safetyprocedures when servicing this product may result inpersonal injury, destruction of expensive components,and failure of the product to perform as specified. Forthese reasons, we advise all YAMAHA product ownersth

3、at any service required should be performed by anauthorized YAMAHA Retailer or the appointed servicerepresentative.IMPORTANT:The presentation or sale of this manual to any individualor firm does not constitute authorization, certification orrecognition of any applicable technical capabilities, orest

4、ablish 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 departmentsof YAMAHA are continually striving to improve YAMAHA products.Modifications are, therefore, inevitable

5、 and specifications are subject tochange without notice or obligation to retrofit. Should any discrepancyappear to exist, please contact the distributors Service Division.WARNING:Static discharges can destroy expensive components.Discharge any static electricity your body may haveaccumulated by grou

6、nding yourself to the ground buss inthe unit (heavy gauge black wires connect to this buss).IMPORTANT:Turn the unit OFF during disassembly and partreplacement. Recheck all work before you apply powerto the unit.I CONTENTSTO SERVICE PERSONNEL . 2SPECIFICATIONS / 参考仕様 . 34INTERNAL VIEW . 4REAR PANELS

7、. 58DISASSEMBLY PROCEDURES / 分解手順 . 910BLOCK DIAGRAM. 10PRINTED CIRCUIT BOARD . 1112SCHEMATIC DIAGRAM . 1314PARTS LIST. 1525100886P.O.Box 1, Hamamatsu, JapanSERVICE MANUALSUBWOOFER SYSTEMYST-SW030/YST-SW010RadioFans.CN 收音机爱 好者资料库YST-SW030/YST-SW0102YST-SW030/YST-SW010WALLOUTLETEQUIPMENTUNDER TESTAC

8、LEAKAGETESTER OREQUIVALENTINSULATINGTABLEI TO SERVICE PERSONNEL1. 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 se

9、rvice 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.“CAUTION”“F1: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE 2A (YST-SW030

10、) / 1.6A (YST-SW010), 125V FUSE.”CAUTIONF1: REPLACE WITH SAME TYPE 2A (YST-SW030) / 1.6A (YST-SW010), 125V FUSE.ATTENTIONF1: UTILISER UN FUSIBLE DE RECHANGE DE MEME TYPE DE 2A (YST-SW030) / 1.6A (YST-SW010), 125V.WARNING: CHEMICAL CONTENT NOTICE!The solder used in the production of this product cont

11、ains 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 PLACE SOLDER, EL

12、ECTRICAL/ELECTRONIC OR PLASTIC COMPONENTS 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 encl

13、osure of this product, wash your hands beforehandling food.GLeakage current must not exceed 0.5mA.GBe sure to test for leakage with the AC plug in both polarities.製品使用MAIN P.C.B.面付、Sn+Ag+Cu （錫+銀+銅） 合金無鉛使用。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、

14、交換部品端子部周辺部無鉛取除、無鉛鉛入十分溶状態付。The foil side of MAIN P.C.B. used for this product aresoldered with lead free soldering material which is analloy of Sn+Ag+Cu (tin + silver + copper).Among some types of lead free solder currently available,it is recommended to use one of the following types for therepair w

15、ork. Sn + Ag + Cu (tin + silver + copper) Sn + Cu (tin + copper) Sn + Zn + Bi (tin + zinc + bismuth)Caution:1. 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.2. If le

16、ad solder must be used, be sure to remove lead free solderfrom each terminal section of the parts to be replaced andfrom the area around it completely before soldering, or makesure that the lead free solder and lead solder melt togetherfully.About Lead Free Solder / 無鉛RadioFans.CN 收音机爱 好者资料库YST-SW03

17、0/YST-SW0103YST-SW030/YST-SW010I SPECIFICATIONS / 参考仕様Type / 型式.Advanced Yamaha Active Servo TechnologyOutput Power / 出力 (100 Hz, 5 ohms, 10% T.H.D.)YST-SW030 . 75 WYST-SW010 . 50 WInput Sensitivity / 入力感度 (50 Hz, 5 ohms)INPUT (PJ)YST-SW030 . 70 mV (75 W)YST-SW010 . 50 mV (50 W)Dynamic Power / (5 oh

18、ms)YST-SW030 . 130 WYST-SW010 . 100 WInput Impedance / 入力INPUT (PJ) . 12 k-ohmsFrequency Response / 再生周波数帯域YST-SW030 .28 Hz to 200 HzYST-SW010 .30 Hz to 200 HzDriver / (Magnetic Shielding Type)YST-SW030 . 8 (20 cm) coneYST-SW010 . 6.5 (16 cm) coneInput Section / 入力部INPUT . RCA Pin JackOperation Sect

19、ion / 操作部Rear Panel. Power Switch, Volume Control, LED Indicator,Voltage Selector (L, R, T, K models)Power Supply / 電源U, C models .AC 120 V, 60 HzA model.AC 240 V, 50 HzB, G models .AC 230 V, 50 HzL, R, T models .AC 110-120 / 220-240 V, 50 / 60 HzK model. AC 110 / 220 V, 60 HzJ model . AC 100 V, 50

20、/ 60 HzPower Consumption / 消費電力YST-SW030U, C, A, B, G, L, R, T, K models . 70 WJ model . 40 WYST-SW010U, C, A, B, G, L, R, T, K models . 45 WJ model . 30 WDimensions / 外形寸法 (W x H x D)YST-SW030 .290 x 361 x 311 mm (11-7/16 x 14-3/16 x 12-1/4)YST-SW010 .280 x 325 x 293 mm (11-1/16 x 12-13/16 x 11-9/1

21、6)Weight / 質量YST-SW030 .10.0 kg (22 lbs. 1 oz.)YST-SW010 .8.5 kg (18 lbs. 12 oz.)FinishCherry Color . A, B, G, L, R, T, K, J modelsBlack Color . U, C, A, B, G, L, R, T, J modelsSilver Color . U, C, A, B, G, L, R, T, K, J modelsAccessories / 付属品Subwoofer Cable (5 m) x 1, Non-skid Pad x 4* Specificati

22、ons are subject to change without notice due toproduct improvements. 参考仕様外観予告変更。U . U.S.A. modelC . Canadian modelA . Australian modelB . British modelG . European modelL. Singapore modelR . General modelT. Chinese modelK . Korean modelJ . Japanese model DIMENSIONS / 寸法図290 (11-7/16)290.5 (11-7/16)7

23、0.5(2-13/16)361 (14-3/16)290 (11-7/16)21(13/16)311 (12-1/4)Unit : mm (inch)単位: mm（）280 (11-1/16)277.2 (10-15/16)47.8(1-7/8)325 (12-13/16)280(11-1/16)13(1/2)293 (11-9/16)Unit : mm (inch)単位: mm（）YST-SW030YST-SW010YST-SW030/YST-SW0104YST-SW030/YST-SW010I INTERNAL VIEWYST-SW0301 MAIN (3) P.C.B.2 MAIN (1

24、) P.C.B.3 MAIN (6) P.C.B.4 Power Transformer5 MAIN (7) P.C.B. (U, C, A, B, G, J models)MAIN (10) P.C.B. (L, R, T, K models)6 MAIN (9) P.C.B. (L, R, T, K models only)7 MAIN (2) P.C.B.8 MAIN (4) P.C.B.12476358Rear PanelYST-SW0101 MAIN (3) P.C.B.2 MAIN (1) P.C.B.3 MAIN (6) P.C.B.4 MAIN (7) P.C.B. (U, C

25、, A, B, G, J models)MAIN (10) P.C.B. (L, R, T, K models)5 Power Transformer6 MAIN (9) P.C.B. (L, R, T, K models only)7 MAIN (2) P.C.B.8 MAIN (4) P.C.B.12576348Rear PanelAdvanced YSTAdvanced Yamaha Active ServoTechnology is a unique system tolet the speaker unit have a per-fectly linear motion by the

26、 speakerand amplifier combination.、組合振動板効率動最大音圧時大幅改善。QD-Bass TechnologyQD-Bass (Quatre DispersionBass) technology is a Yamahaunique technology to radiate thesound efficiently in four horizontaldirection.QD QD （） 、低音4水平方向効率放射独自。YST-SW030/YST-SW0105YST-SW030/YST-SW010YST-SW030 (B, G models)YST-SW030 (

27、L model)I REAR PANELSYST-SW030 (A model)YST-SW030 (U, C models)YST-SW030/YST-SW0106YST-SW030/YST-SW010YST-SW030 (J model)YST-SW030 (T model)YST-SW030 (K model)YST-SW030 (R model)YST-SW030/YST-SW0107YST-SW030/YST-SW010YST-SW010 (U, C models)YST-SW010 (A model)YST-SW010 (B, G models)YST-SW010 (L model

28、)YST-SW030/YST-SW0108YST-SW030/YST-SW010YST-SW010 (T model)YST-SW010 (K model)YST-SW010 (J model)YST-SW010 (R model)YST-SW030/YST-SW0109YST-SW030/YST-SW010I DISASSEMBLY PROCEDURES / 分解手順 本項目、代表YST-SW030記述。*The description below uses YST-SW030 as a representativemodel.Fig. 2Fig. 12. Assy外方a. 8本外。 （Fi

29、g. 2） 取外矢印 （） 印刷。b. Assy引出。 （Fig. 2）2. Removal of Rear Panel Assya. Remove 8 screws (3). (Fig. 2)* Screws (3) are identified with arrow marks ().b. Pull out the rear panel assy. (Fig. 2)ConnectorDriverBase112233Rear Panel Assy Assy (Remove parts in the order as numbered.)Disconnect the power cable f

30、rom the AC outlet.1. Removal of Drivera. Remove 4 screws (1) and then remove the Base. (Fig. 1)b. Remove 4 screws (2) and then remove the Driver. (Fig. 1)c. Disconnect the connector connected to the terminal of theDriver. (Fig. 1)（番号順部品取外。）AC電源、電源抜。1. 外方a. 4本外、取外。 （Fig. 1）b. 4本外、取外。（Fig. 1）c. 端子接続外。

31、 （Fig. 1）YST-SW030/YST-SW01010YST-SW030/YST-SW010I BLOCK DIAGRAMWhen Checking the P.C.B.:Connect all the connectors removed duringdisassembly back to the original positions.Spread the Rubber sheet and cloth for insulationpurpose and place the rear panel assy on it. (Fig. 3)P.C.B.場合 分解際外元通接続。 絶縁布敷、上A

32、ssy置。 （Fig. 3）Fig. 3Rubber Sheet and Cloth布IC4AIC5AIC5BIC1234+-L.P.F.6dB/octL.P.F.12dB/octH.P.F.12dB/octIC3DRIVERINPUTVR1VOLUME*( ) YST-SW010 Pin No.POWERAMPRY1PROTECTIONPOWRSUPPLYD1F1T1POWERSW1483 *(2)262 *(1)210 *(9)9 *(8)12 *(10)+B+B-B-BIC2Q16D19,21Q5,6,7,8D4,5,22,23R280.1+15-15Q9,D2REGULATERQ10,

33、D3A.N.I.CLIMITERYST-SW030/YST-SW01011A1234567BCDEFGHIJ-15+15-VEMAINMAINE-V+15-15WHBEBEBEBEWHWHWHREWHBEBEBEWHYEYEREREREREREBLBLREBRBRU, C, A, B, G, J modelsU, C, A, B, G, J models onlyPowerTransformerPowerTransformerL, R, T, K modelsL, R, T, K models onlyL, R, T, K models onlyMAN (1) P. C. B.(Lead Ty

34、pe Device)MAN (3) P. C. B.(Lead Type Device)MAN (2) P. C. B.(Lead Type Device)MAN (4) P. C. B.(Lead Type Device)MAN (6) P. C. B.(Lead Type Device)MAN (9) P. C. B.(Lead Type Device)MAN (7) P. C. B.(Lead Type Device)MAN (10) P. C. B.(Lead Type Device)Circuit No.U, C, A, B, G, JL, R, T, KF2XOCB4, 5XOSW

35、2XOW7XOW8XOW9XOW10XOVOLUMEINPUTVOLTAGESELECTORRef. no.LocationD1I2D2H3D3I3D4E2D5F2D6G2D7E2 Semiconductor LocationRef. no.LocationD19G3D20F2D21F2D22E3D23F3D24J3IC1G1Ref. no.LocationIC2G3IC3H3IC4B3IC5B2Q1F2Q2F2Q5E3Ref. no.LocationQ6F3Q7E2Q8F3Q9H3Q10I3POWERDRIVERI PRINTED CIRCUIT BOARD (Foil side)YST-S

36、W030YST-SW030/YST-SW01012A1234567BCDEFGHIJKMAIN (6) P. C. B.(Lead Type Device)MAIN (7) P. C. B.(Lead Type Device)MAIN (4) P. C. B.(Lead Type Device)MAIN (10) P. C. B.(Lead Type Device)MAIN (9) P. C. B.(Lead Type Device)MAIN (2) P. C. B.(Lead Type Device)MAIN (3) P. C. B.(Lead Type Device)MAIN (1) P.

37、 C. B.(Lead Type Device)-15+15-VEMAINMAINE-V+15-15WHBEBEWHBEWHBEWHBEBEBEWHYEYEREREBRBRU, C, A, B, G, J modelsL, R, T, K modelsU, C, A, B, G, J models onlyL, R, T, K models onlyL, R, T, K models onlyVOLTAGESELECTORPowerTransformerPowerTransformerREREREREBLBLWHREVOLUMEINPUTPOWERCircuit No.U, C, A, B,

38、G, JL, R, T, KF2XOCB4, 5XOSW2XOW7XOW8XOW9XOW10XORef. no.LocationD1I2D2H4D3I4D4E3D5F3D6G2D7F2 Semiconductor LocationRef. no.LocationD19G3D20F3D21F3D22E3D23F3D24J3IC1G1Ref. no.LocationIC2G3IC3H3IC4B3IC5B2Q1F2Q2G2Q5E3Ref. no.LocationQ6F3Q7E3Q8F3Q9I4Q10I4DRIVERI PRINTED CIRCUIT BOARD (Foil side)YST-SW01

39、0ABCDEFGHIJKLYST-SW030/YST-SW01013SCHEMATIC DIAGRAM123456789YST-SW030# All voltages are measured with a 10MV DC electronic volt meter.# Components having special characteristics are marked s and must be replaced with parts having specifications equal to those originally installed.# Schematic diagram

40、 is subject to change without notice. 電圧、内部抵抗10M電圧計測定。 s印部品、安全性確保部品示。部品交換必要場合、記載部品使用。 本回路図標準回路図。改良予告変更。1919PIN CONNECTION DIAGRAM OF TRANSISTORS, DIODES AND ICS.2SB16422SD25312SK3041SR139-4001SS1331SS176MTZJ15.0CMTZJ24.0B2SA9702SAKTA12662SC22402SCKTC3198PC4570HATA7317PAnodeCathodeECBBCESGDSTK404-120

41、112RBV-402+IC1: STK404-120Power Amp.IC3 : TA7317PProtector16238749MutingcircuitConstant voltagepower supply circuitSchmidtcircuitPower supplyON/OFFdetecting circuitR1R2C1TR1TR7TR8TR6TR5R6R3SUBPT1R4C2R5TR3TR4D1TR1Dischargingcircuit5SubstrateOvercurrentdetecting circuitOR circuitCurrent voltagedetecti

42、ng circuitGNDRelay drivecircuitIC2, 4, 5: PC4570HADual OP-AmpVccVo1-Vm1+Vm1VEE+Vm2-Vm2Vo2Vcc123456789+-12123456789101112000000000-14.314.3-14.4-1.8014.300000.114.6000.1-14.60000000000.20.20-41.414.61.1-0.7000-0.71.101.43.21.81.1-41.641.5000041.441.441.5-0.724.71.100-14.5-0.200-0.20014.50-0.3-1.900-3

43、7.3000-41.641.514.538.615.015.000-15.0-15.0-38.9-14.5AC 61.5MAIN (3)INPUTMAIN (1)MAIN (9)MAIN (10)MAIN (6)MAIN (7)MAIN (6)MAIN (2)MAIN (2)MAIN (4)L, R, T, K models34927658768 9 675843123254L.P.F.VOLUMEL.P.F.H.P.F.LIMITERPROTECTIONPOWER AMP.A.N.I.C.POWER SUPPLYREGULATORBEL=180WHL=180s9s9s9DRIVERL=160

44、WC05070YST-SW030/YST-SW010A123456789BCDEFGHIJKL14SCHEMATIC DIAGRAMYST-SW010# All voltages are measured with a 10M /V DC electronic volt meter.# Components having special characteristics are marked s and must be replaced with parts having specifications equal to those originally installed.# Schematic

45、 diagram is subject to change without notice. 電圧、内部抵抗10M電圧計測定。 s印部品、安全性確保部品示。部品交換必要場合、記載部品使用。 本回路図標準回路図。改良予告変更。IC1: STK404-070AF Power Amp13245678910R1R4R5C1C2D1TR3TR5R3R6TR4SUBR2TR1TR2TR6TR7TR8110STK404-0701919PIN CONNECTION DIAGRAM OF TRANSISTORS, DIODES AND ICS.2SB16422SD25312SK3041SR139-4001SS13

46、31SS176MTZJ15.0CMTZJ24.0B2SA9702SAKTA12662SC22402SCKTC3198PC4570HATA7317PAnodeCathodeECBBCESGDRBV-402+IC3 : TA7317PProtector16238749MutingcircuitConstant voltagepower supply circuitSchmidtcircuitPower supplyON/OFFdetecting circuitDischargingcircuit5SubstrateOvercurrentdetecting circuitOR circuitCurr

47、ent voltagedetecting circuitGNDRelay drivecircuitIC2, 4, 5: PC4570HADual OP-AmpVccVo1-Vm1+Vm1VEE+Vm2-Vm2Vo2Vcc123456789+-12000000.10.10-14.214.4-14.2-1.8014.400000014.5000-14.3000000.10000.20.20-32.614.51.21.8-1.1-33.033.00.10.10.132.632.933.0-0.7-0.7000-0.71.101.43.223.91.100-14.2-0.200-0.20014.40-

48、0.3-1.80000-30.133.014.430.315.015.000-14.9-14.9-30.6-14.3AC 49.1MAIN (3)MAIN (1)MAIN (10)MAIN (6)MAIN (7)MAIN (6)MAIN (2)MAIN (2)MAIN (9)MAIN (4)3492765876 9 3254867583241L, R, T, K modelsWHL=220BEL=180L.P.F.VOLUMEL.P.F.H.P.F.LIMITERPROTECTIONPOWER AMP.A.N.I.C.POWER SUPPLYREGULATORINPUTDRIVERs10s10

49、s9C18R93, 940.068/504.7k0.068/504.7k0.033/50WC0507010.0kYST-SW030/YST-SW01015YST-SW030/YST-SW010I WARNINGGComponents having special characteristics are marked s and must be replaced with parts having specifications equal tothose originally installed.GCarbon resistors (1/6W or 1/4W) are not included

50、in the ELECTRICAL PARTS List. For the parts No. of the carbonresistors, refer to last page. s印部分、 安全確保部品示 。 部品交換必要場合、 記載部品使用 。 本機使用 抵抗1/6W1/4W。 、 記載 、 部品番号HF45 同等品使用 。 部品価格、 予告 変更 。ABBREVIATIONS IN THIS LIST ARE AS FOLLOWS:Note) Those parts marked with “#” are not included in the P.C.B. assy.PARTS L