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    IMGStageline-STA320-pwr-sch 维修电路原理图.pdf

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    IMGStageline-STA320-pwr-sch 维修电路原理图.pdf

    RadioFans.CN 收音机爱 好者资料库RadioFans.CN 收音机爱 好者资料库C1910000uF/100V+1N4004D20R6810K,1WR6710K,1W1N4004D19T12T17T5A/250VF6100nF/100VC20100n/100VC16T14T11T10T8T5A/250VF1T5A/250VF5T5/250VF2T7T15C1810000uF/100V+C33100uF/25V+C26100uF/25V+C323300uF/35V+C273300uF/35V+C302200u/35V+1000uF/25VC23+100nF/100VC29100nF/100VC28100nF/100VC25100nF/100VC24100nF/160VC22100nF/160VC21100nF/160VC17100nF/160VC15MODELAPPDBYDES BYPCBNOSheetOfSizeRevFilename:-Date:-Drg.Number:-Title:-Drawn by:-BR1PB206AC2+3AC1-4BR3PB206AC2+3AC1-4BR2PB206AC2AC1+3-4F4T1A/250VF7T1.6A/250VF8T1.6A/250VT9T13T16F3T1A/250VLM7815REG1231VOUTVINGNDLM7915REG2321VOUTVINGNDD218.2V220R,1/2WR697.5KR701000uF/25VC14+C312200u/35V+CON10123CON1112321-4-001F7 & F8 VALUE CHANGE TO 1.6A FROM 1ASIGNDISCRIPTIONDATEREV21.4.00198070012CHASSIS0VD0VREF0VATO TFR1 & TFR2TO TFR1 & TFR2SurajitSurajit20VP(L)0VP(R)FROM TFR.#2FROM RECTIFREFROM TFR.#1FROM RECTIFRESTA-32018V ACON PCBWIRE SOLDERDSCHEMATIC FOR POWER SUPPLY PCBPOW-OP.S02TO AMP LTO AMP R75V AC75V AC18V AC9807002-3-80V0VD+8V+70VL+70VR-70VL+24V+80V+15VPWRL+-15V-15V-70VR-24VABCD4321DCBA1234C11220pF/500VMPSA92Q447n/200VC247n/200VC347n/200VC5CON21234567DRN BYENGGSIGNDESCRIPTIONDATEREV.N.F.PR1R30680RR37N.FR3647KR34270RR291.5K,1%R281.5K,1%R326.8K,1%R316.8K,1%R24#R2710KR266.2KR2533KR23220RR21680RR9680RR16220RR156.2KR1433KR193K,1%R2012K,1%R222K,1%R1115K,1%R1068RR31K,1%R13470RR12470RR1812K,1%R172K,1%R727KR815K,1%R51K,1%R627KR11.2KR2100KR4100KDrawn by:-Title:-Drg.Number:-Date:-Filename:-RevSizeOfSheetPCBNODES BYAPPDBYMODEL#C4N.FC8N.F.C6D2400mW,33V-5%1N4148D31N4148D11N4148D41N4148D61N4148D51N4148D71N4148D8D9400mW1N4148D121N4148D151N4148D131N4148D141N4148D10D11400mW,3V3Q2MPSA42MPSA92Q1Q72SA970Q82SA970Q9MPSA42Q3MPSA42Q5MPSA42MPSA92Q15MPSA92Q13Q11MPSA42R402.2KR3824KR39470RR3510KR3310K1nFC71000u/6.3VC10+10uF/63VC9+Q14BC550Q17BC550BC560Q16BC560Q12CON11234567CON387123456C147n/200VC1215nFC1315nFQ6TIP29CQ10TIP30C1N4148D171N4148D16D181N4148D191N41489806045-4SPSQ6 & Q10 CHANGED TO TIP29C & TIP30C FROM BC549 & BC559 RESP.21/04/003SPSC12 AND C13 ADDED7/10/99207/10/99REVISED DATE:29399SPSDRIVER PCBTO CON8 OF AMP PCB (RIGHT)TO CON5 OF AMP PCB (LEFT)TO CON7 OF AMP PCB (RIGHT)TO CON4 OF AMP PCB (LEFT)CON9(AMP/RIGHT)CON5(AMP/LEFT)TO MAIN PCBOVAShrikantSTA-3200VP (P.S.U.)3V3OVA9806044SCHEMATIC FOR DRV PCBNEWDRV1.S0111424/1/02D16,D17,D18 & D19 ADDED FROM TRACK SIDE4*NOTE:-* MARKED COMPONENT MOUNTED FROM TRACK SIDE0VPCONTROL-L0VREFIN-L0VREF0VREF0VP0VP+80V0VPCLIP-L-80V0VP0VREF0VP+24V0VP0VREF+80VCONTROL-LCLIP-LIN-L-80V+24VABCD4321DCBA1234CON47654321CON57654321MODELAPPDBYDES BYPCBNOSheetOfSizeRevFilename:-Date:-Drg.Number:-Title:-Drawn by:-R430R33,7WR420R33,7WR480R33,7WR4610R,1WR470R33,7WR4110R,1WR454.7R,3WC1722uF/100V+330pF/500VC1322uF/100VC12+C11100n330pF/500VC15C14100nC16100nT3T5T11N4004D161N4004D1710R,1WR44REV.DATEDESCRIPTIONSIGNENGGDRN BY3uHL1T2Q21VALQ18MJ15030Q19MJ21194Q20MJ21194MJ15031Q26MJ21193Q24MJ21193Q25Q23BTB24-4002G10VPTAG2T4Q22BC549CON62123/2/0222SHRISHRIQ24,Q25,Q33 & Q34 CHANGE FROM MJ15023 TO MJ21193Q19,Q20,Q28 & Q29 CHANGE FROM MJ15022 TO MJ21194 &23/02/02SCHEMATIC FOR AMP PCB9806043(VT)(VT)(VT)(VT)POWER AMPLIFIER(LEFT CHANNEL)STA-320Shrikant129806042NEWAMP1.S01121-4-00Q18 & Q26 CHANGE TO MJ15030 & MJ15031 FROM 2SC4793 & 2SA1837+70V-L-70V-L0VP-L0VP-L0VP-LTEMP+LOUTPUT-L0VP-L0VP-LABCD4321DCBA1234CON77654321CON87654321MODELAPPDBYDES BYPCBNOSheetOfSizeRevFilename:-Date:-Drg.Number:-Title:-Drawn by:-R510R33,7WR500R33,7WR560R33,7WR5410R,1WR550R33,7WR4910R,1WR534.7R,3WC2422uF/100V+330pF/500VC2022uF/100VC19+C18100n330pF/500VC22C21100nC23100nT8T10T61N4004D181N4004D1910R,1WR52REV.DATEDESCRIPTIONSIGNENGGDRN BY3uHL2T7Q302SD1763Q27MJ15030Q28MJ21194Q29MJ21194MJ15031Q35MJ21193Q33MJ21193Q34Q32BTB24-4002G10VPTAG2T9Q31BC549CON92123/02/20022Q24,Q25,Q33 & Q34 CHANGE FROM MJ15023 TO MJ21193Q19,Q20,Q28 & Q29 CHANGE FROM MJ15022 TO MJ21194 &23/02/022SCHEMATIC FOR AMP PCBPOWER AMPLIFIER(RIGHT CHANNEL)STA-320Shrikant29806042NEWAMP1.S022(VT)(VT)(VT)(VT)9806043121-4-00Q27 & Q35 CHANGE TO MJ15030 & MJ15031 FROM 2SC4793 & 2SA1837SHRISHRI+70V-R-70V-R0VP-R0VP-R0VP-RTEMP+ROUTPUT-R0VP-R0VP-RABCD4321DCBA1234R1LINKCON110654321789Drawn by:-Title:-Drg.Number:-Date:-Filename:-RevSizeOfSheetPCBNODES BYAPPDBYMODELCON2321D1REDD2REDD3REDD4REDD5REDD6YELD7GRND8GRNREV.DATEDESCRIPTIONSIGNENGGDRN BYSPSSPSRESISTOR R1 ADDED23/1/991OVH-OVH+PWRL+PROTECT LEDCLIPPED-RCLIPPED+RCLIPPED-LCLIPPED+LBLEDSLEDSUBLEDTO CONTROL PCB CON8TO CONTROL PCB CON7-15V0VDSUBWOOFERLED.S0122/4/98ShrikantLED CIRCUITSTA-320CLIPLED-LCLIPLED-RPWRLEDPROTECT LEDOVER HEATSTEREOBRIDGE9803067P125/5/98PIN 5 AND 6 OF CON1 INTERCHANGE106/1/01RESISTOR R1 CHANGED TO LINKSPS2REVISED DATE:-060120019803068-1ABCD4321DCBA1234Modification for the STA-162 Limiter wiringWith this modification the limiter circuit willbe set before the volume control.ThispictureshowsthecircuitthechangebeforeThis pictureshowsthecircuitthe changeafterCON47654321CON57654321MODELAPPDBYDES BYPCBNOSheetOfSizeRevFilename:-Date:-Drg.Number:-Title:-Drawn by:-R430R33,7WR420R33,7WR480R33,7WR4610R,1WR470R33,7WR4110R,1WR454.7R,3WC1722uF/100V+330pF/500VC1322uF/100VC12+C11100n330pF/500VC15C14100nC16100nT3T5T11N4004D161N4004D1710R,1WR44REV.DATEDESCRIPTIONSIGNENGGDRN BY3uHL1T2Q21VALQ18MJ15030Q19MJ21194Q20MJ21194MJ15031Q26MJ21193Q24MJ21193Q25Q23BTB24-4002G10VPTAG2T4Q22BC549CON62123/2/0222SHRISHRIQ24,Q25,Q33 & Q34 CHANGE FROM MJ15023 TO MJ21193Q19,Q20,Q28 & Q29 CHANGE FROM MJ15022 TO MJ21194 &23/02/02SCHEMATIC FOR AMP PCB9806043(VT)(VT)(VT)(VT)POWER AMPLIFIER(LEFT CHANNEL)STA-320Shrikant129806042NEWAMP1.S01121-4-00Q18 & Q26 CHANGE TO MJ15030 & MJ15031 FROM 2SC4793 & 2SA1837+70V-L-70V-L0VP-L0VP-L0VP-LTEMP+LOUTPUT-L0VP-L0VP-LABCD4321DCBA1234C11220pF/500VMPSA92Q447n/200VC247n/200VC347n/200VC5CON21234567DRN BYENGGSIGNDESCRIPTIONDATEREV.N.F.PR1R30680RR37N.FR3647KR34270RR291.5K,1%R281.5K,1%R326.8K,1%R316.8K,1%R24#R2710KR266.2KR2533KR23220RR21680RR9680RR16220RR156.2KR1433KR193K,1%R2012K,1%R222K,1%R1115K,1%R1068RR31K,1%R13470RR12470RR1812K,1%R172K,1%R727KR815K,1%R51K,1%R627KR11.2KR2100KR4100KDrawn by:-Title:-Drg.Number:-Date:-Filename:-RevSizeOfSheetPCBNODES BYAPPDBYMODEL#C4N.FC8N.F.C6D2400mW,33V-5%1N4148D31N4148D11N4148D41N4148D61N4148D51N4148D71N4148D8D9400mW1N4148D121N4148D151N4148D131N4148D141N4148D10D11400mW,3V3Q2MPSA42MPSA92Q1Q72SA970Q82SA970Q9MPSA42Q3MPSA42Q5MPSA42MPSA92Q15MPSA92Q13Q11MPSA42R402.2KR3824KR39470RR3510KR3310K1nFC71000u/6.3VC10+10uF/63VC9+Q14BC550Q17BC550BC560Q16BC560Q12CON11234567CON387123456C147n/200VC1215nFC1315nFQ6TIP29CQ10TIP30C1N4148D171N4148D16D181N4148D191N41489806045-4SPSQ6 & Q10 CHANGED TO TIP29C & TIP30C FROM BC549 & BC559 RESP.21/04/003SPSC12 AND C13 ADDED7/10/99207/10/99REVISED DATE:29399SPSDRIVER PCBTO CON8 OF AMP PCB (RIGHT)TO CON5 OF AMP PCB (LEFT)TO CON7 OF AMP PCB (RIGHT)TO CON4 OF AMP PCB (LEFT)CON9(AMP/RIGHT)CON5(AMP/LEFT)TO MAIN PCBOVAShrikantSTA-3200VP (P.S.U.)3V3OVA9806044SCHEMATIC FOR DRV PCBNEWDRV1.S0111424/1/02D16,D17,D18 & D19 ADDED FROM TRACK SIDE4*NOTE:-* MARKED COMPONENT MOUNTED FROM TRACK SIDE0VPCONTROL-L0VREFIN-L0VREF0VREF0VP0VP+80V0VPCLIP-L-80V0VP0VREF0VP+24V0VP0VREF+80VCONTROL-LCLIP-LIN-L-80V+24VABCD4321DCBA1234

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