Yamaha-YSTSW216-sub-sm 维修电路原理图.pdf

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1、I CONTENTSTO SERVICE PERSONNEL . 2SPECIFICATIONS. 3INTERNAL VIEW . 4REAR PANELS . 45DISASSEMBLY PROCEDURES . 67BLOCK DIAGRAM. 8PRINTED CIRCUIT BOARD . 9SCHEMATIC DIAGRAM . 10PARTS LIST. 1115IMPORTANT NOTICEThis manual has been provided for the use of authorized YAMAHARetailers and their service pers

2、onnel.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 have therefore not been restated.WARNING:Failure to follow appropriate service and safetyprocedures when servicing this product ma

3、y result inpersonal injury, destruction of expensive components,and failure of the product to perform as specified. Forthese reasons, we advise all YAMAHA product ownersthat any service required should be performed by anauthorized YAMAHA Retailer or the appointed servicerepresentative.IMPORTANT:The

4、presentation or sale of this manual to any individualor firm does not constitute authorization, certification orrecognition of any applicable technical capabilities, orestablish a principle-agent relationship of any form.The data provided is believed to be accurate and applicable to the unit(s)indic

5、ated on the cover. The research, engineering, and service departmentsof YAMAHA are continually striving to improve YAMAHA products.Modifications are, therefore, inevitable and specifications are subject tochange without notice or obligation to retrofit. Should any discrepancyappear to exist, please

6、contact the distributors Service Division.WARNING:Static discharges can destroy expensive components.Discharge any static electricity your body may haveaccumulated by grounding yourself to the ground buss inthe unit (heavy gauge black wires connect to this buss).IMPORTANT:Turn the unit OFF during di

7、sassembly and partreplacement. Recheck all work before you apply powerto the unit. 2005 All rights reserved.This manual is copyrighted by YAMAHA and may not be copied orredistributed either in print or electronically without permission.SUBWOOFER SYSTEMYST-SW216YST-SW216 05.12100993P.O.Box 1, Hamamat

8、su, JapanSERVICE MANUALRadioFans.CN 收音机爱 好者资料库YST-SW2162YST-SW216WALLOUTLETEQUIPMENTUNDER TESTAC LEAKAGETESTER OREQUIVALENTINSULATINGTABLEI TO SERVICE PERSONNEL1. Critical Components InformationComponents having special characteristics are marked sand must be replaced with parts having specification

9、s equalto those originally 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 supply circuits.GMeter impedance should be equivalent to 1500 ohms shuntedby 0.15F.“CAU

10、TION”“F1: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE 1.6A,125V FUSE.”CAUTIONF1: REPLACE WITH SAME TYPE 1.6A, 125V FUSE.ATTENTIONF1: UTILISER UN FUSIBLE DE RECHANGE DE MEME TYPE DE 1.6A, 125V.WARNING: CHEMICAL CONTENT NOTICE!The solder used in the production of this pr

11、oduct contains 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

12、SOLDER, ELECTRICAL/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 insid

13、e the enclosure 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.About Lead Free SolderSide ASide BSMT REFLOW ProcessMI FLOW ProcessSolder DipAmong some types of lead free solder currently ava

14、ilable, it is recommended to use one of the following types for the repairwork. 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 is about 30C to 40C (50F to 70F) higher than that of the

15、lead solder, be sureto use a soldering iron suitable to each solder.2. If lead solder must be used, be sure to remove lead free solder from each terminal section of the parts to be replaced and from the areaaround it completely before soldering, or make sure that the lead free solder and lead solder

16、 melt together fully.The P.C.B.s installed in this unit are soldered using the following solder.MAIN P.C.B.Side ASide BLead Free SolderRadioFans.CN 收音机爱 好者资料库YST-SW2163YST-SW216I SPECIFICATIONSType.Advanced Yamaha Active Servo Technology IIOutput Power . 50 W (100 Hz, 5 ohms 10% T.H.D)Input Sensitiv

17、ity.50 mV (100 Hz, 50 W / 5 ohms)Dynamic Power . 100 W, 5 ohmsInput Impedance . 12 k-ohmsFrequency Response .25 Hz to 180 HzDriver . 25cm (9-13/16) Cone WooferMagnetic Shielding TypeInput/Output SectionINPUT1/OUTPUT .Speaker TerminalINPUT2.RCA Pin jackOperation SectionPower Switch, Volume Control, H

18、igh Cut Switch, LED indicatorPower SupplyU, C models .AC 120 V, 60 HzR, L models .AC 110-120 / 220-240 V, 50 / 60 HzA model .AC 240 V, 50 HzB, G models .AC 230 V, 50 HzPower Consumption . 45 WDimensions (W x H x D) .340 x 340 x 384.5 mm(13-3/8 x 13-3/8 x 15-1/8)Weight .11.2 kg (24 lbs. 11 oz.)Finish

19、Black color. U, C, R, A, B, G, L modelsAccessoriesNonskid pad x 4*Specifications are subject to change without notice due toproduct improvements.U . U.S.A. modelC . Canadian modelR . General modelA . Australian modelB . British modelG . European modelL . Singapore model DIMENSIONSUnit: mm (inch)340

20、(13-3/8)340 (13-3/8)340 (13-3/8)384.5 (15-1/8)12.5(1/2)32(1-1/4)Advanced YST IIThis subwoofer system employsAdvanced Yamaha Active ServoTechnology II which Yamaha hasdeveloped for reproducing higherquality super-bass sound.This super bass sound adds a morerealistic, theater-in-the-home effectto your

21、 stereo system.YST-SW2164YST-SW216I REAR PANELSR modelU, C modelsI INTERNAL VIEW12468753? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?12345678Power IndicatorPower IndicatorYST-SW2165YST-SW216A modelPower IndicatorB, G modelsPower IndicatorL modelPower IndicatorYST-SW2166YST-SW2162. Remo

22、val of Drivera. Remove 4 screws (1) and remove the Driver. (Fig.1)b. Disconnect the connector connected to the terminal of theDriver. (Fig. 1)3. Removal of Rear Panel Assya. Remove 8 screws (2) and remove the Rear Panel Assy.(Fig.1)*Screws (2) are identified with arrow marks ( ).122Rear Panel AssyCa

23、binet AssyFront Grille AssyFlatblade screwdriverMetalbladeDowelDowelDowelDowelDriverConnectorFig. 1I DISASSEMBLY PROCEDURES(Remove parts in the order as numbered.)Disconnect the power cable from the AC outlet.1. Removal of Front Grille Assy*The Front Grille Assy is fixed to the cabinet with dowels a

24、t 7locations.As a flatblade screwdriver is used for removal, use specialcare not to cause damage to the Cabinet Assy.a. Using the flatblade screwdriver inserted in the gap betweenthe Front Grille Assy and the Cabinet Assy (bottom side first),push up the Front Grille Assy. (Fig.1)b. Remove the Front

25、Grille Assy by lifting a metalblade up.(Fig.1)*When installing the Front Grille Assy, apply quick-drying bondor the like to dowels and then fit them into dowel holes forsecure installation. (The Front Grille Assy will come off easilyif its dowels are fitted into dowel holes without applying quick-dr

26、ying bond or the like.)YST-SW2167YST-SW216Rubber Sheet and ClothWhen Checking the P.C.B.Connect all the connectors removed during disassembly back to the original positions.Spread the Rubber Sheet and Cloth for insulation purpose and place the Rear Panel Assy on the Rubber Sheet and Cloth. (Fig. 2)F

27、ig. 2YST-SW2168YST-SW216I BLOCK DIAGRAMIC4BIC4AIC5AVR1VOLUMEL.P.F.6dB/octL.P.F.12dB/oct73842IC5BQ1720D7, 25612981086PROTECTIONLRLR+INPUT 1LR+OUTPUTINPUT 22POWERAMPLIMITERRY1Q5, 6D4, 5, 22, 230.1R28-B+BH.P.F.12dB/oct+15V+B-15V-BREGULATORPOWER SUPPLYD1Q9, D2Q10, D3F1POWERSW5DRIVER4+IC1SW8HIGH CUTHIGHL

28、OWIC6A.N.I.CT1+PJ1YST-SW2169A1234567BCDEFGHIJC91VOLUMEINPUT 2OUTPUTTO SPEAKERSINPUT 1FROM AMPLIFIERMAIN (2) P.C.B.(Side A)DRIVERAC INMAIN (1) P.C.B.MAIN (5) P.C.B.BEBEBEWHYEYEREREBRBRU, C, A, B, G modelsR, L modelsMAIN (7) P.C.B.MAIN (10) P.C.B.(Side A)MAIN (9) P.C.B.(Side A)MAIN (3) P.C.B.WHBEWHBEW

29、HBEBEWHU, C, A, B, G modelsR, L modelsR, L modelsVOLTAGESELECTORREREREREBLBLRESP+SP-WH191911910-V-15+15EMAIN-V-15+15EMAINHIGHCUTHIGHLOW(Side A)(Side A)(Side A)MAIN (6) P.C.B.(Side A)(Side A)/R+-+LL /MONO / RPowerTransformerPowerTransformerCircuit No.U, C, R, A, LB, GC79XOC91XORef. no.LocationD1J2D2H

30、4D3I4D4H2D5H2D6G2D7F2D8E3D22G2D23G2 Semiconductor LocationRef. no.LocationD24J3D25F3D28I3D29I3IC1H2IC4B3IC5D3IC6G3Q1F3Q2F3Ref. no.LocationQ5G3Q6G3Q9H4Q10H4Q17F3Q18F3Q19F3Q20F3POWERINDICATOR100POWER220V-240V110V-120VON OFFI PRINTED CIRCUIT BOARD Lead Free Solder Used2ABCDEFGHIJ13457YST-SW216610I SCHE

31、MATIC DIAGRAM# 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 is subject to change without notice.IC1: STK404-070Y60W

32、AF Power Amp13245678910R1R4R5C1C2D1TR3TR5R3R6TR4SUBR2TR1TR2TR6TR7TR8110STK404-070Y60W19PIN CONNECTION DIAGRAM OF TRANSISTORS, DIODES AND ICS.2SB16422SD25311SR139,4001SS133,176MTZJ15CMTZJ24BMTZJ5.6B2SA9702SC22402SC2878PC4570HA-AAnodeCathodeECBBCED3SBA20IC46: PC4570HA-ADual OP-AmpVccVo1-Vm1+Vm1VEE+Vm2

33、-Vm2Vo2Vcc123456789+-12+0.3-35.70.10.124.21.1-1.11.714.2-36.035.9000.30.20.2-0.1-0.10.30.30.30.30.30.30014.2-13.9000000-101.30.136.030.230.214.214.800-14.5-13.9-30.4-30.4-36.0AC 53.3-34.30-14.0000-1.900-14.000014.20014.2000.80.81.30.80035.835.8-10.035.9000.30C91s11L.P.F.L.P.F.DRIVERR, L modelsMAIN (

34、1)MAIN (2)MAIN (10)MAIN (6)MAIN (7)MAIN (6)MAIN (5)MAIN (3)MAIN (9)VOLUMEH.P.F.POWER AMPA.N.I.CLIMITERPROTECTIONPOWERSUPPLYREGULATORPOWERINPUT 1/OUTPUTINPUT 2U, C, A, B, G modelss11C91XX0.01XYST-SW21611YST-SW216ABBREVIATIONS IN THIS LIST ARE AS FOLLOWS:PARTS LISTI ELECTRICAL PARTSC.A.EL.CHP: CHIP AL

35、UMI.ELECTROLYTIC CAPC.CE: CERAMIC CAPC.CE.ARRAY : CERAMIC CAP ARRAYC.CE.CHP: CHIP CERAMIC CAPC.CE.ML: MULTILAYER CERAMIC CAPC.CE.M.CHP: CHIP MULTILAYER CERAMIC CAPC.CE.SAFTY: RECOGNIZED CERAMIC CAPC.CE.TUBLR: CERAMIC TUBULAR CAPC.CE.SMI: SEMI CONDUCTIVE CERAMIC CAPC.EL: ELECTROLYTIC CAPC.MICA: MICA

36、CAPC.ML.FLM: MULTILAYER FILM CAPC.MP: METALLIZED PAPER CAPC.MYLAR: MYLAR FILM CAPC.MYLAR.ML : MULTILAYER MYLAR FILM CAPC.PAPER: PAPER CAPACITORC.PLS: POLYSTYRENE FILM CAPC.POL: POLYESTER FILM CAPC.POLY: POLYETHYLENE FILM CAPC.PP: POLYPROPYLENE FILM CAPC.TNTL: TANTALUM CAPC.TNTL.CHP: CHIP TANTALUM CA

37、PC.TRIM: TRIMMER CAPCN: CONNECTORCN.BS.PIN: CONNECTOR,BASE PINCN.CANNON: CONNECTOR,CANNONCN.DIN: CONNECTOR,DINCN.FLAT: CONNECTOR,FLAT CABLECN.POST: CONNECTOR,BASE POSTCOIL.MX.AM: COIL,AM MIXCOIL.AT.FM: COIL,FM ANTENNACOIL.DT.FM: COIL,FM DETECTCOIL.MX.FM: COIL,FM MIXCOIL,OUTPT: OUTPUT COILDIOD.ARRAY

38、: DIODE ARRAYDIODE.BRG: DIODE BRIDGEDIODE.CHP: CHIP DIODEDIODE.VAR: VARACTOR DIODEDIOD.Z.CHP: CHIP ZENER DIODEDIODE.ZENR : ZENER DIODEDSCR.CE: CERAMIC DISCRIMINATORFER.BEAD: FERRITE BEADSFER.CORE: FERRITE COREFET.CHP: CHIP FETFL.DSPLY: FLUORESCENT DISPLAYFLTR.CE: CERAMIC FILTERFLTR.COMB: COMB FILTER

39、 MODULEFLTR.LC.RF: LC FILTER,EMIGND.MTL: GROUND PLATEGND.TERM: GROUND TERMINALHOLDER.FUS : FUSE HOLDERIC.PRTCT: IC PROTECTORJUMPER.CN: JUMPER CONNECTORJUMPER.TST : JUMPER,TEST POINTL.DTCT: LIGHT DETECTING MODULEL.EMIT: LIGHT EMITTING MODULELED.DSPLY: LED DISPLAYLED.INFRD: LED,INFRAREDMODUL.RF: MODUL

40、ATOR,RFPHOT.CPL: PHOTO COUPLERPHOT.INTR: PHOTO INTERRUPTERPHOT.RFLCT : PHOTO REFLECTORPIN.TEST: PIN,TEST POINTPLST.RIVET: PLASTIC RIVETR.ARRAY: RESISTOR ARRAYR.CAR.: CARBON RESISTORR.CAR.CHP: CHIP RESISTORR.CAR.FP: FLAME PROOF CARBON RESISTORR.FUS: FUSABLE RESISTORR.MTL.CHP: CHIP METAL FILM RESISTOR

41、R.MTL.FLM: METAL FILM RESISTORR.MTL.OXD: METAL OXIDE FILM RESISTORR.MTL.PLAT: METAL PLATE RESISTORRSNR.CE: CERAMIC RESONATORRSNR.CRYS: CRYSTAL RESONATORR.TW.CEM: TWIN CEMENT FIXED RESISTORR.CEMENT: CEMENT RESISTORSCR.BND.HD : BIND HEAD B-TITE SCREWSCR.BW.HD: BW HEAD TAPPING SCREWSCR.CUP: CUP TITE SC

42、REWSCR.TERM: SCREW TERMINALSCR.TR: SCREW,TRANSISTORSUPRT.PCB: SUPPORT,P.C.B.SURG.PRTCT : SURGE PROTECTORSW.TACT: TACT SWITCHSW.LEAF: LEAF SWITCHSW.LEVER: LEVER SWITCHSW.MICRO: MICRO SWITCHSW.PUSH: PUSH SWITCHSW.RT.ENC: ROTARY ENCODERSW.RT.MTR: ROTARY SWITCH WITH MOTORSW.RT: ROTARY SWITCHSW.SLIDE: SL

43、IDE SWITCHTERM.SP: SPEAKER TERMINALTERM.WRAP : WRAPPING TERMINALTHRMST.CHP : CHIP THERMISTORTR.CHP: CHIP TRANSISTORTR.DGT: DIGITAL TRANSISTORTR.DGT.CHP : CHIP DIGITAL TRANSISTORTRANS: TRANSFORMERTRANS.PULS : PULSE TRANSFORMERTRANS.PWR: POWER TRANSFORMER ASSYTUNER.AM: TUNER PACK,AMTUNER.FM: TUNER PAC

44、K,FMTUNER.PK: FRONT-ENDTUNER PACKVR: ROTARY POTENTIOMETERVR.MTR: POTENTIOMETER WITH MOTORVR.SW: POTENTIOMETER WITH ROTARY SWVR.SLIDE: SLIDE POTENTIOMETERVR.TRIM: TRIMMER POTENTIOMETERI WARNINGGComponents having special characteristics are marked s and must be replaced with parts having specification

45、s equal tothose originally installed.YST-SW216YST-SW21612YST-SW216 New Parts New Parts*WG592300P.C.B.MAINUC*WG592400P.C.B.MAINRL*WG592500P.C.B.MAINA*WG592600P.C.B.MAINBGCB3VB390100CN.BS.PIN5Ps CB4-5WC050700CLIP.FUSEEYF-52BCYRLs CB6-7WC050700CLIP.FUSEEYF-52BCYs CB12VG879900CN.BS.PIN2PCB13-14VT658100T

46、ERM.WRAP352-TX119C1UA655100C.MYLAR0.1uF 50V JC2UA655820C.MYLAR0.82uF 50V JC4UR867100C.EL10uF 50VC5UA654470C.MYLAR0.047uF 50V JC6UR837470C.EL47uF 16VC7UA655150C.MYLAR0.15uF 50V JC8UA655150C.MYLAR0.15uF 50V JC9UA654100C.MYLAR0.01uF 50V JC10-11UR867100C.EL10uF 50VC12UR867470C.EL47uF 50VC13UA655100C.MYL

47、AR0.1uF 50V JC14UR868100C.EL100uF 50VC15UR838100C.EL100uF 16VC16UR867100C.EL10uF 50VC17UA655180C.MYLAR0.18uF 50V JC18UA654330C.MYLAR0.033uF 50V JC19FG652100C.CE100pF 50VC21UA653220C.MYLAR2200pF 50V JC25-26WB540200C.POL.MTL0.1uF 250VC27UA655180C.MYLAR0.18uF 50V JC28UR867100C.EL10uF 50VC29UR867220C.EL

48、22uF 50VC30-32UR867220C.EL22uF 50VC37UA655470C.MYLAR0.47uF 50V JC38UA653680C.MYLAR6800pF 50V Js C55V6185300C.CE.SAFTY0.01uF 275VC57UR868100C.EL100uF 50VC58-59VU434800C.EL4700uF 50VC72UR867100C.EL10uF 50VC74-75UA654150C.MYLAR0.015uF 50V JC76UR838100C.EL100uF 16VC77UR867220C.EL22uF 50VC79FG652100C.CE1

49、00pF 50VBGC87-88FG652220C.CE220pF 50VC90UA655470C.MYLAR0.47uF 50V JC91FG644100C.CE0.01uF 50VBGs D1VN011300DIODE.BRGD3SBA20 4A 200Vs D2VG440900DIODE.ZENRMTZJ15C 15Vs D3VG440900DIODE.ZENRMTZJ15C 15VP.C.B. MAINP.C.B. MAIND4VD631600DIODE1SS133,176D5VD631600DIODE1SS133,176D6VD631600DIODE1SS133,176D7VG442

50、500DIODE.ZENRMTZJ24B 24V*D8WG613900LED333GD/T5 GREEND22-23VD631600DIODE1SS133,176D24VU264100DIODE1SR139,400D25VD631600DIODE1SS133,176s D28-29VG437700DIODE.ZENRMTZJ5.6B 5.6V*s F1WG409700FUSE1.6A 125VUCRLs F1KB000660FUSE400mA 250VABGs F2KB000660FUSE400mA 250VRLG1V5995800PLATE.GND*s IC1X5610A00ICSTK404