Infinity-BD50-pwr-sch 维修电路原理图.pdf

REDGREENLINPUTRINPUTNON-INVERTERBUFERINVERTER BUFERL+L-BLOCK DIAGRAMZD0210BD-50 BLOCK DIAGRAMFEEDBACKFEEDBACK500KHZ REF.INDICATORSSTATUS-15V+15V-HVGND+HVRELAYQBQAREMON/OFFGND+BATTSUPPLYPOWERFILTERCURRENTLIMITLIMITCURRENTR-R+NON-INVERTERINVERTERSPEAKEROUTPUTLEFTSPEAKEROUTPUTRIGHTDIFERENTIALINPUTG=1Zi=100KZi=100KG=1INPUTDIFERENTIALCONTROL BOARDMODULELEVELBASS BOOSTMANNYSPULSEWIDTHMODULATORPOWEROUTPUTSTAGEAUTOMATIC GAINCONTROLCIRCUITCIRCUITCONTROLAUTOMATIC GAINFILTERDEMODULATORDEMODULATORFILTERThis document is property ofharman consumer manufacturing, EL PASO.R. MACIAS1harman order on prior consentmanufacturing purposes except onnot to be reproduced or used forharman consumer manufacturing, EL PASO.EMIMODULELOGIC8BD-50DESIGNED BY: INFINITY SYSTEMS, INC.CHECKED BY: V. CAMPOSDOCUMENT CONTROL: FRED COOLEYRELEASED BY: M. RODRIGUEZ0406/17/97ZD0210-4.S01J2-1J2-7J1-13JI-12ABCD4321DCBA1234BRevNumberTitleSizeDateFilenameDrawn byofSheetRadioFans.CN 收音机爱 好者资料库0.001uFC30.1uFC4L3C280.1uFC270.001uFF120AC140.1uFC190.001uFC241uFC230.001uFC216800uF/16VC181uFFB2FB1IRF1010Q233R21N4148D2733R1IIRF1010Q11N4148D26UF4002D9UF4002D10C740.1uFC261000uF/25VC730.1uFC311000uF/25VC151uFC161uF1uFC771uFC78C551uFC561uFC571uFC581uFD23D221uFC65FES16ATX4D25C591uFC601uFC611uFC621uFD24C631uFR331.5K 1WJ1C8512J2REM.DB1AJ1-1213421ZD0210INPUT IND+12VGNDR. MACIASThis document is property ofharman consumer manufacturing, EL PASO.manufacturing purposes except onnot to be reproduced or used forharman order on prior consent2T1AD250 XFMR31BD-50 POWER SUPPLYJ1-4DB1D4LOGIC PCB ASSYBD POWER SUPPLYJI-2DB1B26-37V+37VGND6+15VGND-15VSHEET 75GND48T#20harman consumer manufacturing, EL PASO.DESIGNED BY: INFINITY SYSTEMS, INC.CHECKED BY: V. CAMPOSRELEASED BY: M. RODRIGUEZDOCUMENT CONTROL: FRED COOLEY0406/17/97ZD0210-4.S0617815U3U47915112331ABCD4321DCBA1234ofSheetDrawn byRevNumberTitleSizeADateFilenameRadioFans.CN 收音机爱 好者资料库C64470pFC52100uF/16VC511uF PE10R71U2:C-9+1086.98K 1%R69C69100pFR701.18K 1%C45100uF/16VC441uF PEC49470pF10R63C431uF/50VC531uF100R51+15VU1:D14-13+12100R55-15V6.98K 1%R61C48100pFR621K 1%C541uF0.001uFC713.3uFC29-15V+15VU2:A1-2+3SIP2A100K 1%22pFC47P1ASIP1B100K 1%SIP1A100K 1%SIP2B100K 1%22pFC50100K 1%SIP2CP1B100K 1%SIP1C100K 1%SIP1DC7022pF100K 1%SIP2DU2:B-6+5722pFC68R21910D111N4148R25470R301KR373.6KR312.2KR34V?R28V?R1910KU1:A+3-21411+15V-15VR2649.9K 1%R42470R461KR593.6KR45V?R54V?R472.2KR5710KR2949.9K 1%0.001uFC72U1:D-13+12143.3uF npeC30R27240KD121N4148R24910R23240K10KR4810KR49C340.1uF20KR40C353.3uF npeU1:B7+5-61N4148D151N4148D16R35100KD131N4148R382.2KC363.3uF npeU1:C-98+100.1uFC37R392.2KD141N4148R36100K20KR41DOCUMENT CONTROL: FRED COOLEYRELEASED BY: M. RODRIGUEZCHECKED BY: V. CAMPOSDESIGNED BY: INFINITY SYSTEMS, INC.harman consumer manufacturing, EL PASO.8SHEET 7J1-13J1-12J1-3J3-2J2-7J2-1TL084TL084ZD0210TO Q8 COLLECTORTO Q5 COLLECTORJ1-7J1-9J1-6DB3IDB3FDB3GDB3NDB3OJ1-15BD-50 MAIN BOARDJ1-3J1-14+8VAMODULATORPCB ASSY+4V+8VATL084TL084+4VTL084TL084TL084TL084INPUTRIGHTLEFTINPUTCONTROL PCB ASSYnot to be reproduced or used formanufacturing purposes except onharman order on prior consentharman consumer manufacturing, EL PASO.This document is property ofR. MACIASJ1-42SHEET 3SHEET 4SHEET 5SHEET 5DB3CDB3DnpenpenpeDB2KDB2M1311+8VADB3LDB3MDB2E5DB2C30406/17/97ZD0210-4.S022421133456785867OVER CURRENTABCDEF4321FEDCBA1234CRevNumberTitleSizeDateFilenameSheetofDrawn byC101uFC21uFC71uF1MR27910R28562 1%R1020KPOT2A10KR2Q12N3819C633uF/16V npe162k 1%R3U2:A1-2+31KR132.2KR6U1:A+3-2120K 1%R8C5100pFPOT1A20K0.56uFC1R43.48K 1%U1:B7+5-6+15V4-15V110.56uFC3R7910-15V-15V+15V+15VU2:B-6+57R1410KR9470K330pFC4D21N4148562 1%R1520KPOT2BRLS4148D4C12330pF470KR2510KR16SW1U2:C+108-9R263.48K 1%0.56uFC13162k 1%R220.56uFC11U1:C+108-920K 1%R21U1:D+12-131420KPOT1B100pFC9R242.2KR23470KR201KU2:D+12-1314C833uF/16V npeQ22N3819100KR19RLS4148D3470KR5100KR121N4148D110KR17R504701N5237BZD3+15VR11100+15V4R18100-15V11R11MDB3IJ1-9J1-10DB3JJ1-7DB3GDB3D8SHEET 73J1-12DB3-EJ1-5J1-8J1-15BD-50 CONTROL PCB ASSYCCWCWCCWCWR OUTR. MACIASharman order on prior consentnot to be reproduced or used formanufacturing purposes except onharman consumer manufacturing, EL PASO.This document is property ofCWCCWL INR INCCWCWTL084TL084TL084TL084TL084TL084TL084FROMFROMFROML OUTJ1-11J1-3J1-14ALOGICTL084J1-10J1-13J1-4ZD0210SHEET 2SHEET 2FROM SHEET 2FROM SHEET 2TO SHEET 2TO SHEET 2TO SHEET 2DB3ODB3JDB3NDB3CDB3KDB3MDB3HDB3L+8V+8Vharman consumer manufacturing, EL PASO.DESIGNED BY: INFINITY SYSTEMS, INC.CHECKED BY: V. CAMPOSRELEASED BY: M. RODRIGUEZDOCUMENT CONTROL: FRED COOLEY0406/17/97ZD0210-4.S03STEREO MONOABCD4321DCBA1234BRevNumberTitleSizeDateFilenameDrawn byofSheet200R15A2700pFC8AC7A22pfC82700pF200R15RLS4148D5AC2A0.1uFLM318IC1A476518-2+3C3A0.1uFRLS4148D5R142.2K-15+150.1uFC20.1uFC3RLS4148D31KR82.2MR7C610pF20KR2R14.3KIC1LM318+3-2815674D4RLS41482SC2412KQ12.2KR9+152SC2412KQ2Q3RXT2222A0.1uFC9RXT2907AQ420KR10R310+15R410-15R114.3K22pfC73900pFC14.3KR5C50.1uF0.1uFC4R64.7KD2D1RLS41484.3KR12R1310KR12A4.3KRLS4148D1AD2A4.7KR6AC4A0.1uF0.1uFC5AR5A4.3KC1A3900pF4.3KR11A-1510R4A+1510R3AR10A20KQ4ARXT2907AC9A0.1uFRXT2222AQ3AQ2A2SC2412K+15R9A2.2KQ1A2SC2412KRLS4148D4A4.3KR1AR2A20K10pFC6AR7A2.2MR8A1KD3ARLS414810KR13A2.2KR14ADOCUMENT CONTROL: FRED COOLEYRELEASED BY: M. RODRIGUEZCHECKED BY: V. C. FLORESDESIGNED BY: M. RODRIGUEZharman consumer manufacturing ELP.4MANNYS RODRIGUEZ MODULATORR. MACIASPOWER STAGEPOWER STAGEFILTERFILTERSYNC.J2-2CHANNEL RINPUTJ2-1J1-3J2-3J2-5J1-1J1-2J2-6J1-4CHANNEL LJ3-3J3-4J3-2J2-7INPUTthis document is property ofharman consumer manufacturing, ELP.not to be reproduced or used formanufacturing purposes except onharman order on prior concentRLOUTPUTOUTPUTFEEDBACKJ3-1FEEDBACKZD021080406/17/97ZD0210-4.S04ABCD4321DCBA1234BRevNumberTitleSizeDateFilenameDrawn byofSheetC255600UF/50VC125600UF/50V1MR16IRF9530Q413K 1%R4322.1K 1%R5213K 1%R2022.1K 1%R22D31N4148R5220.1uFC70.001uFC6+15V270 1WR71N4003D6-15V1N4148D8C170.1uF10KR15VP0300Q710KR172N3904Q64.7KR14R111.6K 1/2W0.68uFC13L40.67mH0.15uFC22L24.5mH0.33uFC20R1810 3W0.33uFC5L17.8mH1uF/100VC2D51N41485.62K 1%.5WR106.81K 1%.5WR12Q5MPS8099100 1%R91uFC1R80.05 1%3WQ3IRF530D41N4148R3221N751AZD2R610K 1%10uF/100VC810uF/100VC9C671uF/100V7.8mHL7C410.33uF10 3WR32C400.33uF4.5mHL6C390.15uF0.67mHL5C380.68uF1.6K 1/2WR44D71N4003R13270 1W+15VC110.1uFC100.001uF22R671N4148D201N4148D21ZD51N751A10K 1%R68C4610uF/100VC4210uF/100V1uFC66R60100 1%MPS8099Q8R536.8K 1%.5WR585.62K 1%.5W1N4148D17IRF530Q90.05 1%3WR6422R65Q10IRF95305600UF/50VC335600UF/50VC3210K 1%R41N751AZD1ZD41N751AR6610K 1%1N4148D1D21N4148D191N41481N4148D18DOCUMENT CONTROL: FRED COOLEYDESIGNED BY: INFINITY SYSTEMS, INC.CHECKED BY: V. CAMPOSRELEASED BY: M. RODRIGUEZharman consumer manufacturing, EL PASO.85-L+L-R+R+37V-37VP.P.DB2DP.P.FROM SHEET 2SHEET 4SHEET 3-37V+37V-37V+37V-37V+37VSHEET 2TO R57SHEET 2TO R19J1-11124DB2LR. MACIASRIGHTCHANNELThis document is property ofharman consumer manufacturing, EL PASO.not to be reproduced or used formanufacturing purposes except onharman order on prior consentK1K2CHANNELLEFTMODULATORPCB ASSYPCB ASSYCONTROLLEFT INRINJ3-1J1-4J2-1DB2EJ1-3DB2CJ2-7DB2KJ3-2DB2MJ1-2J1-112DB2BDB2ANCJ1AJ1BDB3-KDB3-EJ1-5J3-4J3-31415DB2NDB2ONCBD-50 POWER AMPZD0210FROM SHEET 70406/17/97ZD0210-4.S05ALOGIC531113ABCDEF4321FEDCBA1234CRevNumberTitleSizeDateFilenameSheetofDrawn by100KR104011U7:B564LM324AMU3:D-13+1214LM324AMU3:C-9+108LM324AMU3:B-2+31LM324AMU3:A-6+574001U4:A1234001U4:B5644001U4:C89104001U4:D1213111MR34THRM1C747uF-15V10KR56REDGREEN4011U8:C8910RLS4148D73.9KR254.7KR82.2KR7RLS4148D2C9220uF/16VU64020Q143Q132Q121Q1115Q1014Q912Q813Q76Q64Q55Q47Q19CLK10RESET11C1333pF1MR244MHZX1U14020Q143Q132Q121Q1115Q1014Q912Q813Q76Q64Q55Q47Q19CLK10RESET112N4403Q310KR339.1KR35Q22N390410KR362.2KR324011U8:D1213114011U7:C8910RLS4148D415K 1%R61K 1%R14C1410uF/16VC61uF/50VRLS4148D649.9K 1%R5RLS4148D5C233uF/16V npeRLS4148D310K 1%R13RLZ5234BZD116K 1%R2110R221KR23RLS4148D110KR14.02K 1%R20R415K 1%C101uF2.2KR94013U5:BSET8D9CLK11RESET10Q13Q124011U7:D1213114011U7:A123RLS4148D8R31K150pFC1R21K150pFC3U2:B451uFC4U2:A27U5:A4013Q2Q1RESET4CLK3D5SET6C80.01uF4011U8:A1234011U8:B564SD12500KHZ250KHZFREQ.321JP1SD1278SHEET 6BD-50 P. S. LOGIC PCB ASSY12R12R12R12ROUT AOUT BOVER CURRENTFROM +12VFROM REMOTELED112R12R12R12Rharman order on prior consentnot to be reproduced or used formanufacturing purposes except onharman consumer manufacturing, EL PASO.This document is property ofR. MACIASTO SHEET 55116342J2-1J3-4DB1KDB1EJ2-2J1-3DB1CDB1FJ1-4DB1DJ1-2DB1BJ3-3DB1J10J2-3DB1GDB1ADB1HDB3-1DB3-2DB1IDB1L129817J3-5J3-2J3-1ALOGICZD021012RSHEET 6J1-1J1-2J1-1560-7858BD100 CONTROL PCB ASSY.harman consumer manufacturing, EL PASO.DESIGNED BY: INFINITY SYSTEMS, INC.CHECKED BY: V. CAMPOSRELEASED BY: M. RODRIGUEZDOCUMENT CONTROL: FRED COOLEY0406/17/97ZD0210-4.S071671487141686813ABCD4321DCBA1234BRevNumberTitleSizeDateFilenameDrawn byofSheetR MACIAS06/10/9703B) CHANGE R23,R27 FROM 470K TO 240K ON MAIN BOARD.C) CHANGE R10,R15 FROM 499 1% TO 562 1% ON CONTROL BOARD.D) CHANGE C7 FROM 1uF TO 47uF ON LOGIC BOARD.A) CHANGE C48,C69 FROM 220pF TO 100pF. ON MAIN BOARD.R MACIASEFFICIENCYA) CHANGE Q1,Q2 FROM IRFZ44 TO IRF1010 ON POWER SUPPLY.0204/25/97DOCUMENT CONTROL: FRED COOLEYM. RODRIGUEZRELEASED BY:CHECKED BY: V. CAMPOSDESIGNED BY: INFINITY SYSTEMS, INC.harman consumer manufacturing, EL PASO.REVISIONDATEECN#CHANGED:REASON OF CHANGECHANGE DESCRIPTIONDATEREVISIONECN#CHANGED:REASON OF CHANGECHANGE DESCRIPTION88This Document is property ofharman consumer manufacturing, EL PASO.not to be reproduced or used formanufacturing purposes except onharman order on prior written consent.R. MACIASCHANGE DESCRIPTIONREASON OF CHANGECHANGED:ECN#REVISIONDATEBD-50 DOCUMENT CONTROLZD0210F) CHANGE REV. T1 FROM PROTOTYPE REV. A TO REV. 00 ON POWER SUPPLYE) CHANGE R1, R2 FROM 22 OHM TO 33 OHM ON POWER SUPPLYA) CHANGE R20, R43 FROM 10K 1% TO 13K 1% ON POWER AMPD) CHANGE Q1, Q2 FROM IRFZ40 TO IRFZ44 ON POWER SUPPLYC) CHANGE R14, R14A FROM 10K TO 2.2K ON MODULATOR BOARDB) CHANGE C1, C1A FROM 2700pF TO 3900pF ON MODULATOR BOARD0103/12/97R. MACIASADJUST AMPLITUDE AT -3db IN 20KHzADJUST CLIPING LEVEL AT 55WADJUST SENSITIVITY (250mV)IMPROVE P. S. OUTPUT REGULATIONIMPROVE P. S. OUTPUT REGULATIONIMPROVE P. S. OUTPUT REGULATION0406/17/97ZD0210-4.S08R MACIASOSCILATION PROBLEM06/17/9704A) CHANGE R23 FROM 10K TO 1K ON LOGIC BOARD.B) CHANGE R4 FROM 10K 1% TO 15K 1% ON LOGIC BOARD.OSCILATION PROBLEMABCDEF4321FEDCBA1234CRevNumberTitleSizeDateFilenameSheetofDrawn by