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    Sony-TAEX66-int-sm 维修电路原理图.pdf

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    Sony-TAEX66-int-sm 维修电路原理图.pdf

    MICROFILMAEP ModelUK ModelE ModelSERVICE MANUALTA-EX66/EX77INTEGRATED STEREO AMPLIFIERTA-EX66/EX77 is the amplifier sectionin MHC-EX66, DHC-EX77MD/MD77.SPECIFICATIONSPhoto: TA-EX77 (AEP, UK model)GeneralPower requirementsAEP, UK model:220 230 V AC, 50/60 HzHK, SP model:220 240 V AC, 50/60 HzPower consumption125 wattsDesign and specifications are subject to change without notice. AbbreviationHK : Hong KongSP : SingaporeAEP, UK model:DIN power output45 + 45 watts (6 ohms at 1 kHz, DIN)Continuous RMS power output60 + 60 watts (6 ohms at 1kHz, 10% THD)Music power output105 + 105 wattsHK, SP model:Continuous RMS power output55 + 55 watts (6 ohms at 1 kHz, 5% THD)InputsCD IN, MD IN (phono jacks): voltage 450 mV, impedance 47 kilohmsTUNER IN, TAPE IN, VIDEO1 IN, VIDEO2/AUX IN (TA-EX66/EX77: AEP, UK model), VIDEO2 IN (TA-EX77: HK, SP model) (phonojacks):voltage 250 mV, impedance 47 kilohmsMIX MIC (phone jack):sensitivity 1 mV, impedance 10 kilohms or moreOutputsMD OUT, TAPE OUT, VIDEO1 OUT (phono jacks):voltage 250 mV, impedance 1 kilohmPHONES (stereo phone jack):accepts headphones of 6 ohms or more.SPEAKER:accepts impedance of 6 to 16 ohms.Dimensions (w/h/d) incl. projecting parts and controls:Approx. 280 122.5 298 mmMassApprox. 5.3 kgRadioFans.CN 收音机爱 好者资料库 2 SAFETY-RELATED COMPONENT WARNING!COMPONENTS IDENTIFIED BY MARK ! OR DOTTEDLINE WITH MARK ! ON THE SCHEMATIC DIAGRAMSAND IN THE PARTS LIST ARE CRITICAL TO SAFEOPERATION. REPLACE THESE COMPONENTS WITHSONY PARTS WHOSE PART NUMBERS APPEAR ASSHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB-LISHED BY SONY.TABLE OF CONTENTS1.GENERAL.32.DISASSEMBLY.63.DIAGRAMS3-1.IC Pin Function Description .93-2.Schematic Diagram .143-3.Printed Wiring Boards .194.EXPLODED VIEWS.225.ELECTRICAL PARTS LIST.24MODEL IDENTIFICATION BACK PANEL 4-985-927-TA-EX77 (AEP, UK model): 1 CED/CEKTA-EX77 (Singapore model) : 2 SPTA-EX77 (Hong Kong model): 3 HKTA-EX66 (AEP, UK model): 4 CED/CEKTA-EX66 (Singapore model) : 5 SPRadioFans.CN 收音机爱 好者资料库 3 SECTION 1GENERALThis section is extractedfrom instruction manual.www.freeservicemanuals.infoIts freeAll over the world 4 www.freeservicemanuals.infoIts freeAll over the world 5 www.freeservicemanuals.infoIts freeAll over the world 6 SECTION 2DISASSEMBLY This set can be disassembled in the order shown below.CONNECTOR BOARD(Page 7)BACK PANEL(Page 7)MAIN BOARD(Page 8)CASE, FRONT PANEL ASSY(Page 6)1screw (BVTT3 8)2two screws(case 3 TP2)2two screws(case 3 TP2)3case4two screws(BVTP3 10)5two legs (F)6three screws(BVTP3 10)7claw7two claws7two claws8front panel assyCASE, FRONT PANEL ASSYNote: Follow the disassembly procedure in the numerical order given.www.freeservicemanuals.infoIts freeAll over the world 7 BACK PANELCONNECTOR BOARD1connector(CN911)2connector(CN504)3screw(BVTP3 8)3three screws(BVTP3 10)3five screws(BVTP3 10)4claw5Remove the back panel todirection of the arrow A.AEX771connector(CN501)2Remove the connector (CN553) todirection of the arrow A.3Remove the connector (CN554) todirection of the arrow B.4Remove the connector board todirection of the arrow C.ABCwww.freeservicemanuals.infoIts freeAll over the world 8 MAIN BOARD1two screws(BVTP3 16)2four screws(BVTT3 6)3Remove the MAIN board todirection of the arrow.www.freeservicemanuals.infoIts freeAll over the world 9 SECTION 3DIAGRAMS3-1.IC PIN FUNCTION DESCRIPTION PANEL BOARD IC101 MB89193A-157 (SYSTEM CONTROLLER)Pin No.Pin NameI/OFunction1MIC-INIPlug in detection signal input of the MIX MIC jack (J201)Insert the microphone plug with the jack when “H”2STANBYOPower on/off control signal output terminal “H”: power on, “L”: standby mode3K-PONOControl signal output to the KARAOKE PON circuit “H”: KARAOKE PON on4KEY0IKey input terminal (A/D input) POWER key (S101) input5VSSGround terminal6RSTIPower on reset signal input from the reset signal generator (IC103) “L”: resetFor several hundreds msec. after the power supply rises, “L” is input, then it changes to “H”7XINISystem clock input terminal (4 MHz)8XOUTOSystem clock output terminal (4 MHz)9VSSGround terminal10AUB-OUTOOutput terminal of the audio bus signal11AUB-INIInput terminal of the audio bus signal12SIRCS-INISircs signal input from the remote control receiver (IC102)13VOL-UPOMotor control signal output to the volume up/down motor driver IC (IC104)“H”: volume up14VOL-DOWNOMotor control signal output to the volume up/down motor driver IC (IC104)“H”: volume down1520dB MUTEOControl signal output of the 20 dB mute “H”: 20 dB mute on16DIRECTOControl signal output to the SOURCE DIRECT circuit “H”: SOURCE DIRECT on17DBFB LEVELODBFB level select signal output terminal “H” : DBFB LOW, “L”: DBFB HIGH18MUTEOControl signal output of the line mute “H”: line mute on19KEY1IKey input terminal (A/D input)20 dB MUTING, SOURCE DIRECT, KARAOKE PON, DBFB keys (S104 to S107) and rotaryencoder (S110) for the FUNCTION20DBFB ON/OFFOControl signal output to the DBFB circuit “H”: DBFB off, “L”: DBFB on21OPENNot used (open)22VSSGround terminal23VCCPower supply terminal (+5V)24ANALOG/DIGITALIDigital/analog recording mode select input (ANALOG/DIGITAL select switch (S901) input) ofthe AUX/VIDEO 2 IN terminal “H”: analog recording mode, “L”: digital recording mode(TA-EX77 only)25FUNCAO26FUNCBOFunction select signal output terminal *127FUNCCO28VCCPower supply terminal (+5V)*1TAPE“H”“H”“H”VIDEO 2“L”“H”“H”VIDEO 1“H”“L”“H”MD“L”“L”“H”CD“L”“H”“L”TUNER“H”“L”“L”TerminalFunctionFUNCA(pin )FUNCB(pin )FUNCC(pin )www.freeservicemanuals.infoIts freeAll over the world 10 IC Block DiagramsIC104BA6208123456789NCOUTPUT 2VccGNDNCINPUT 2INPUT 1NCMOTORDRIVEMOTORDRIVEREGSWITCHSWITCHOUTPUT1IC105SN74HC138AN151413121110987654321GNDY7G1G2BG2ACBAABCG2AY7G1G2BY6Y5Y6Y5Y4Y3Y2Y1Y016VCCDATA OUTPUTSOUTPUTENABLESELECTY4Y3Y2Y1Y0IC203, 503MC14052BCP12141511916131015243678VDDSELECT ASELECT B32103210INH 7VEEVSSwww.freeservicemanuals.infoIts freeAll over the world 11 IC701PC1237HA12345678OVER LOAD DETF/FOFFSET DETLATCH/AUTORESETVCC ONMUTEAC OFFDETVCC Waveforms1 IC101 7 (XIN)5.5 Vp-p4 MHz2 IC101 8 (XOUT)5.7 Vp-p4 MHzwww.freeservicemanuals.infoIts freeAll over the world 12 Circuit Boards LocationPRIMARY boardSECONDARY boardPANEL boardVOL boardMAIN boardSW board(EX77)CONNECTOR boardwww.freeservicemanuals.infoIts freeAll over the worldwww.freeservicemanuals.infoIts freeAll over the worldwww.freeservicemanuals.infoIts freeAll over the worldwww.freeservicemanuals.infoIts freeAll over the world 22 NOTE: -XX and -X mean standardized parts, so theymay have some difference from the originalone. Color Indication of Appearrance PartsExample:KNOB, BALANCE (WHITE) . . . (RED)Parts ColorCabinets Color AbbreviationHK : Hong KongSP : Singapore(1) CASE, FRONT PANEL SECTION Items marked “*” are not stocked since theyare seldom required for routine service. Somedelay should be anticipated when orderingthese items. The mechanical parts with no reference num-ber in the exploded views are not supplied. Hardware (# mark) list are given in the last ofthe electrical parts list.SECTION 4EXPLODED VIEWSThe components identified by mark! or dotted line with mark ! arecritical for safety.Replace only with part numberspecified.Ref. No.Part No.DescriptionRemarkRef. No.Part No.DescriptionRemark14-985-925-01 KNOB (JOG)2X-4947-837-1 KNOB (VOL) ASSY34-985-926-01 KNOB4X-4947-655-1 PANEL ASSY, FRONT (EX77: SP, HK)4X-4948-359-1 PANEL ASSY, FRONT (EX66)4X-4948-436-1 PANEL ASSY, FRONT (EX77: AEP, UK)54-985-922-01 RING, ORNAMENTAL64-962-708-01 EMBLEM (4-A), SONY74-985-918-01 INDICATOR (POWER)84-985-917-01 BUTTON (POWER)94-985-920-01 INDICATOR (6)* 10A-4398-059-A PANEL BOARD, COMPLETE (AEP, UK)* 10A-4398-061-A PANEL BOARD, COMPLETE (SP, HK)114-951-620-01 SCREW (2.6X8), +BVTP124-977-699-11 LEG (F)* 131-665-663-11 VOL BOARD143-363-099-01 SCREW (CASE 3 TP2)154-978-245-11 CASE1234567891012131415#1supplied with J201suppliedwith RV204not suppliednot supplied1111#1#214www.freeservicemanuals.infoIts freeAll over the world 23 (2) MAIN SECTIONRef. No.Part No.DescriptionRemarkThe components identified by mark! or dotted line with mark ! arecritical for safety.Replace only with part numberspecified.Ref. No.Part No.DescriptionRemark* 511-663-932-11 CONNECTOR BOARD* 521-665-662-11 SECONDARY BOARD* 531-665-661-11 PRIMARY BOARD* 54A-4398-060-A MAIN BOARD, COMPLETE (EX77: AEP, UK)* 54A-4398-062-A MAIN BOARD, COMPLETE (EX77: HK, SP)* 54A-4403-012-A MAIN BOARD, COMPLETE (EX66: SP)* 54A-4403-013-A MAIN BOARD, COMPLETE (EX66: AEP, UK)* 553-703-244-00 BUSHING (2104), CORD!561-575-651-11 CORD, POWER (AEP, HK, SP)!561-696-570-21 CORD, POWER (UK)* 574-949-235-01 HOOK (AEP, SP)* 584-985-927-11 PANEL, BACK (EX77: AEP, UK)* 584-985-927-21 PANEL, BACK (EX77: SP)* 584-985-927-31 PANEL, BACK (EX77: HK)* 584-985-927-41 PANEL, BACK (EX66: AEP, UK)* 584-985-927-51 PANEL, BACK (EX66: SP)* 591-663-933-11 SW BOARD (EX77)604-965-822-01 FOOT!611-569-008-11 ADAPTOR, CONVERSION 2P (SP)!621-770-019-11 ADAPTOR, CONVERSION PLUG 3P (HK)634-956-370-02 BAND, PLUG FIXED (UK, HK)!T9011-431-301-11 TRANSFORMER, POWER515253545556585960616263HKAEP, HK, SPUK56AEP, SPUK, HK57EX77not suppliednotsuppliednot suppliedT901#3#4#5#3#3#1#4#1#4SPwww.freeservicemanuals.infoIts freeAll over the world 24 Ref. No.Part No.DescriptionRemarkRef. No.Part No.DescriptionRemarkNOTE: Due to standardization, replacements in theparts list may be different from the parts speci-fied in the diagrams or the components used onthe set. -XX and -X mean standardized parts, so theymay have some difference from the original one. RESISTORSAll resistors are in ohms.METAL: Metal-film resistor.METAL OXIDE: Metal oxide-film resistor.F: nonflammable AbbreviationHK : Hong KongSP : Singapore Items marked “*” are not stocked since theyare seldom required for routine service.Some delay should be anticipated when order-ing these items. SEMICONDUCTORSIn each case, u: , for example:uA. .: A. .uPA. . : PA. .uPB. .: PB. .uPC. . : PC. .uPD. .: PD. . CAPACITORSuF: F COILSuH: HRef. No.Part No.DescriptionRemarkRef. No.Part No.DescriptionRemark*1-663-932-11 CONNECTOR BOARD*C8211-136-153-00 FILM0.01uF5%50VC8311-136-153-00 FILM0.01uF5%50V* CN5311-569-499-11 PIN, CONNECTOR 3PCN5411-770-966-11 PIN, CONNECTOR (PCB) (V TYPE) 6PCN5521-764-325-11 PIN, CONNECTOR (PCB) (V TYPE) 2P (EX77)* CN5531-569-504-11 PIN, CONNECTOR 9PD8088-719-023-05 DIODE 11E2-TA2BD8188-719-023-05 DIODE 11E2-TA2B*A-4403-012-A MAIN BOARD, COMPLETE (EX66: SP)*A-4403-013-A MAIN BOARD, COMPLETE (EX66: AEP, UK)*A-4398-060-A MAIN BOARD, COMPLETE (EX77: AEP, UK)*A-4398-062-A MAIN BOARD, COMPLETE (EX77: HK, SP)*4-942-204-01 PLATE, GROUND7-685-871-01 SCREW +BVTT3X6 (S)C3011-126-045-11 ELECT2.2uF20%50VC3021-162-286-31 CERAMIC220PF10%50V(AEP, UK)C3031-162-282-31 CERAMIC100PF10%50VC3041-126-868-11 ELECT47uF20%50VC3051-126-868-11 ELECT47uF20%50VC3061-124-122-11 ELECT100uF20%50VC3071-126-059-11 ELECT10uF20%50VC3081-126-233-11 ELECT22uF20%50VC3091-164-159-11 CERAMIC0.1uF50VC3101-136-163-00 FILM0.068uF5%50VC3111-136-163-00 FILM0.068uF5%50VC3121-126-868-11 ELECT47uF20%50VC3181-162-200-31 CERAMIC11PF5%50V(AEP, UK)C3311-162-306-11 CERAMIC0.01uF20%16V(AEP, UK)C3401-126-059-11 ELECT10uF20%50VC3511-126-045-11 ELECT2.2uF20%50VC3521-162-286-31 CERAMIC220PF10%50V(AEP, UK)C3531-162-282-31 CERAMIC100PF10%50VC3541-126-868-11 ELECT47uF20%50VC3551-126-868-11 ELECT47uF20%50VC3561-124-122-11 ELECT100uF20%50VC3571-126-059-11 ELECT10uF20%50VC3581-162-200-31 CERAMIC11PF5%50V(AEP, UK)C3601-136-163-00 FILM0.068uF5%50VC3611-136-163-00 FILM0.068uF5%50VC4011-164-159-11 CERAMIC0.1uF50V(AEP, UK)C4021-164-159-11 CERAMIC0.1uF50V(AEP, UK)C4031-164-159-11 CERAMIC0.1uF50V(AEP, UK)C4511-164-159-11 CERAMIC0.1uF50V(AEP, UK)C4521-164-159-11 CERAMIC0.1uF50V(AEP, UK)C4531-164-159-11 CERAMIC0.1uF50V(AEP, UK)C5011-162-286-31 CERAMIC220PF10%50V(AEP, UK)C5021-162-286-31 CERAMIC220PF10%50V(AEP, UK)C5031-162-286-31 CERAMIC220PF10%50V(AEP, UK)C5041-162-286-31 CERAMIC220PF10%50V(AEP, UK)C5051-162-286-31 CERAMIC220PF10%50V(AEP, UK)C5061-162-286-31 CERAMIC220PF10%50V(AEP, UK)C5071-162-286-31 CERAMIC220PF10%50V(AEP, UK)C5081-162-286-31 CERAMIC220PF10%50V(AEP, UK)C5091-162-286-31 CERAMIC220PF10%50V(AEP, UK)C5101-162-282-31 CERAMIC100PF10%50VC5311-162-306-11 CERAMIC0.01uF20%16VC5321-162-306-11 CERAMIC0.01uF20%16VC5331-162-306-11 CERAMIC0.01uF20%16VC5341-162-306-11 CERAMIC0.01uF20%16VSECTION 5ELECTRICAL PARTS LISTThe components identified by mark! or dotted line with mark ! arecritical for safety.Replace only with part numberspecified.When indicating parts by referencenumber, please include the board.CONNECTORMAINwww.freeservicemanuals.infoIts freeAll over the world 25 Ref. No.Part No.DescriptionRemarkRef. No.Part No.DescriptionRemarkC5511-162-286-31 CERAMIC220PF10%50V(AEP, UK)C5521-162-286-31 CERAMIC220PF10%50V(AEP, UK)C5531-162-286-31 CERAMIC220PF10%50V(AEP, UK)C5541-162-286-31 CERAMIC220PF10%50V(AEP, UK)C5551-162-286-31 CERAMIC220PF10%50V(AEP, UK)C5561-162-286-31 CERAMIC220PF10%50V(AEP, UK)C5571-162-286-31 CERAMIC220PF10%50V(AEP, UK)C5581-162-286-31 CERAMIC220PF10%50V(AEP, UK)C5591-162-286-31 CERAMIC220PF10%50V(AEP, UK)C5601-162-282-31 CERAMIC100PF10%50VC6011-162-294-31 CERAMIC0.001uF10%50VC6021-162-306-11 CERAMIC0.01uF20%16VC6031-162-282-31 CERAMIC100PF10%50VC6041-162-215-31 CERAMIC47PF5%50VC6051-126-022-11 ELECT47uF20%16VC6061-126-059-11 ELECT10uF20%50VC6511-162-294-31 CERAMIC0.001uF10%50VC6521-162-306-11 CERAMIC0.01uF20%16VC6531-162-282-31 CERAMIC100PF10%50VC6541-162-215-31 CERAMIC47PF5%50VC6551-126-022-11 ELECT47uF20%16VC6561-126-059-11 ELECT10uF20%50VC7011-162-294-31 CERAMIC0.001uF10%50VC7021-104-666-11 ELECT220uF20%6.3VC7031-126-045-11 ELECT2.2uF20%50VC7041-126-052-11 ELECT100uF20%10VC7111-126-233-11 ELECT22uF20%50VC7121-126-233-11 ELECT22uF20%50VC7611-126-233-11 ELECT22uF20%50VC7621-126-233-11 ELECT22uF20%50VC8041-136-165-00 FILM0.1uF5%50VC8051-126-138-11 ELECT4700uF20%50VC8071-126-052-11 ELECT100uF20%35VC8081-126-052-11 ELECT100uF20%10VC8091-124-997-11 ELECT470uF20%10VC8141-136-165-00 FILM0.1uF5%50VC8151-126-138-11 ELECT4700uF20%50VC8171-126-052-11 ELECT100uF20%35VC8181-126-052-11 ELECT100uF20%10VC8191-124-997-11 ELECT470uF20%10VC8221-126-942-61 ELECT1000uF20%25VC8241-124-997-11 ELECT470uF20%10VC8251-164-159-11 CERAMIC0.1uF50VCN111-770-158-21 HOUSING, CONNECTOR 7P(SYSTEM CONTROL)CN5011-770-966-11 PIN, CONNECTOR (PCB) (V TYPE) 6PCN5021-569-490-11 SOCKET, CONNECTOR 3PCN8011-764-289-11 PIN, CONNECTOR (PC BOARD) 22PD3018-719-987-63 DIODE 1N4148MD3028-719-987-63 DIODE 1N4148MD3158-719-987-63 DIODE 1N4148MD3518-719-987-63 DIODE 1N4148MD3528-719-987-63 DIODE 1N4148MD3658-719-987-63 DIODE 1N4148MD7028-719-987-63 DIODE 1N4148MD8038-719-987-63 DIODE 1N4148MD8048-719-510-68 DIODE D5SBA20F01D8098-719-933-54 DIODE HZS9A2LD8138-719-987-63 DIODE 1N4148MD8198-719-933-54 DIODE HZS9A2LIC3018-749-900-24 IC STK-4162MK2IC5018-759-000-47 IC MC14051BCPIC5028-759-000-47 IC MC14051BCPIC5038-759-000-48 IC MC14052BCPIC5048-759-000-49 IC MC14066BCPIC6018-759-634-51 IC M5218APIC7018-759-111-68 IC uPC1237HAIC8028-759-231-53 IC TA7805SJ2021-764-256-21 JACK (LARGE TYPE) (PHONES)J5011-770-015-11 JACK, P

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