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1、SERVICE MANUALINTEGRATED STEREO AMPLIFIERE ModelSPECIFICATIONSTA-DX80Ver 1.0 2001.039-929-592-11Sony Corporation2001C0500-1Audio Entertainment GroupC 2001.3General Engineering Dept.TA-DX80 is the amplifier section inMHC-DX80, MHC-VX888.The following measured at AC 120, 220, 240 V 50/60 HzDIN power o
2、utput (rated) 75 + 75 watts(6 ohms at 1 kHz, DIN)Continuous RMS power output (reference)100 + 100 watts(6 ohms at 1 kHz, 10% THD)InputsMD/VIDEO (AUDIO) IN: voltage 450 mV/250 mV,(phono jacks)impedance 47 kilohmsMIC:sensitivity 1 mV,(phone jack)impedance 10 kilohmsOutputsPHONES:accepts headphones of(
3、stereo mini jack)8 ohms or moreFRONT SPEAKER:accepts impedance of 6 to 16 ohmsSURROUND SPEAKER: accepts impedance of 6 ohmsGeneralPower requirementsMexican models:120 V AC, 60HzE91 models:220 V AC, 50/60 HzOther models:120 V, 220 V or 230 240 V AC, 50/60HzAdjustable with voltage selectorPower consum
4、ption180 wattsDimensions (w/h/d)Approx. 150 360 343 mmMass:Approx. 5.5 kgDesign and specifications are subject to change without notice. AbbreviationE91: 220 V AC area in E modelRadioFans.CN 收音机爱 好者资料库2TA-DX80TABLE OF CONTENTS1.SERVICING NOTE.22.GENERAL.33.DISASSEMBLY3-1.Disassembly Flow .43-2.Case
5、.43-3.Front Panel Section .53-4.MAIN Board .54.DIAGRAMS4-1.Note for Printed Wiring Boards andSchematic Diagrams .54-2.Printed Wiring Board MAIN Board .64-3.Schematic Diagram MAIN Board .74-4.Printed Wiring Boards INLET/PANEL/TRANS Boards .84-5.Schematic Diagram INLET/PANEL/TRANS Boards .94.EXPLODED
6、VIEW. 105.ELECTRICAL PARTS LIST. 10SAFETY-RELATED COMPONENT WARNING!COMPONENTS IDENTIFIED BY MARK 0 OR DOTTEDLINE WITH MARK 0 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 S
7、UPPLEMENTS PUB-LISHED BY SONY.MODEL IDENTIFICATION REAR VIEW Notes on chip component replacement Never reuse a disconnected chip component. Notice that the minus side of a tantalum capacitor may be dam-aged by heat.MODEL NO. TA-DX80INTEGRATED STEREO AMPLIFIERMexican model: AC: 120 V - 60 Hz 180 WE91
8、 model: AC: 220 V - 50/60 Hz 180 WOther models: AC: 120/220/230 240 V - 50/60 Hz 180W AbbreviationE91: 220 V AC area in E modelSECTION 1SERVICING NOTERadioFans.CN 收音机爱 好者资料库3TA-DX80SECTION 2GENERALThis section is extracted frominstruction manual. LOCATION OF CONTROLS Front view 1 Indicator2 LINK/SUR
9、ROUND/SUB WOOFER indicator3 SURROUND SPEAKER MODE switch4 SURROUND SPEAKER LEVEL control1 SYSTEM CONTROL connector2 SPEAKER terminal3 VOLTAGE SELECTOR switch(EXCEPT Mexican and E91 models)4 - AC IN terminal AbbreviationE91: 220 V AC area in E model Rear view 12344TA-DX80 This set can be disassembled
10、 in the order shown below.3-1.DISASSEMBLY FLOWSECTION 3DISASSEMBLYNote: Follow the disassembly procedure in the numerical order given.3-2.CASE3-3.FRONT PANEL SECTION(Page 5)3-2.CASE(Page 4)3-4.MAIN BOARD(Page 5)1screw (case3 TP2)(8 mm)1screw (case3 TP2)(10 mm)1screw (case3 TP2)(10 mm)1screw (case3 T
11、P2)(8 mm)2three screws(BVTP3 8)2four screws(BVTP3 8)3caseTA-DX80553-3.FRONT PANEL SECTION3screw(BVTP3 10)5two screws(BVTP3 10)6two screws(BVTP3 16)3two screws(BVTP3 8)48MAIN board1wire (flat type) (15 core)(CN111)7heat sink assy2connector(CN501)4front panel section1wire (flat type) (15 core)(CN111)3
12、claw2three screws(BVTP3 8)3-4.MAIN BOARDSECTION 4DIAGRAMS4-1.NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMSNote on Printed Wiring Board: X : parts extracted from the component side. Y : parts extracted from the conductor side.: Pattern from the side which enables seeing. Indication of transis
13、tor.BThese are omitted.CEQBThese are omitted.CEQNote on Schematic Diagram: All capacitors are in F unless otherwise noted. pF: F50 WV or less are not indicated except for electrolyticsand tantalums. All resistors are in and 1/4 W or less unless otherwisespecified. 2 : nonflammable resistor. 5 : fusi
14、ble resistor. C : panel designation. A : B+ Line. B : B Line. Voltages are dc with respect to ground under no-signalconditions. Voltages are taken with a VOM (Input impedance 10 M).Voltage variations may be noted due to normal produc-tion tolerances.no mark : POWER ON Signal path.F: AUDIO Abbreviati
15、onBR: Brazilian modelE91: 220 V AC area in E modelMX: Mexican modelNote: The components identified by mark 0 or dotted linewith mark 0 are critical for safety.Replace only with part number specified. AbbreviationE91: 220 V AC area in E modelMX: Mexican modelTA-DX8066JW301C104C154IC101R311R312D301D30
16、2C103C153R104C152R154C102IC111C101C151C113R115C111C112Q111R111R112R113R116R152Q124R102Q125C114IC141C141C191R141R101R191R192R142R155TM301C123C173C303JW101JW110JW111JW112JW113JW114JW115JW118JW119JW120JW121 JW210JW108R151JW105JW104R105R136Q127R135JW1001JW122 C262R554Q122Q123R126R206C551C202C502R268C203
17、R127R201C201R202R203C204C206C207R211R213D251R205R256R255R505R251Q201Q251Q263R266R261R267R208R210R214R212C257C251R252C253C256C254C552C252R207R506C255C205R257D201R253R260D252R555R556D202C553C554C504D502D552Q121Q171R121R122R123R171R172R173C231R231R232R233R234R235D231R551R501R128C501R553CN501R258Q126R13
18、3EP501D501IC201Q551R204R264R265Q421Q422Q423Q424Q425Q426R435R437R436R438R433R434CN111R134R432R430R431R429JW144JW145JW146JW147JW148JW149JW150JW151JW152JW153JW156JW157JW158JW159JW160JW161JW162JW163JW164JW165JW167JW168JW169JW171JW172JW173JW174JW179JW181JW182JW183JW184JW185JW186JW189JW193JW194JW195JW196J
19、W197JW198JW199JW191JW192R254C261JW154Q428R443JW155R440R441Q427R502R442R552LP2R504Q321Q323Q322Q324Q325Q326Q327Q328R331R332R325R326R327R328R330R323R324R321R322R333R334D321C322C321C323C324C121R125IC121Q262Q261R262R263C503R335C163C161C162Q161C171R161R162R163R166R165R329R503R124R130Q501C126C176JW125JW126
20、JW128JW129JW130JW131JW132JW133JW134JW135JW136JW137JW138JW139JW140JW141JW142JW143JW170JW175JW176JW177JW178JW180JW187R185R186Q177JW166R129JW127JW124JW123JW351JW188C122C131C132R220MAIN BOARD131212CN101SYSTEMCONTROLTOHCD-DX80ORHCD-VX8888154+RLSPEAKERIMPEDANCE USE6 16TM301EE8154RY302-2-1-2-1RY3018514EEEE
21、EE EEEEEEE98161ECBBCEEEEEEEEEEEEAPANEL BOARDCN40131BTRANSBOARDNO701EEEEEEE(CHASSIS)1-680-836-11(11)BCDEFGHIJA123456789104-2.PRINTED WIRING BOARD MAIN Board SemiconductorLocationRef. No.LocationD201I-7D202J-2D231E-9D251G-7D252G-7D301E-4D302D-4D321D-5D501C-8D552B-7IC101A-3IC111C-4IC121A-5IC141C-2IC201
22、H-9Q111C-3Q121J-9Q122B-8Q123B-8Q124B-4Q125B-4Q126B-9Q127C-3Q161C-5Q171G-9Q177C-5Q201J-8Q251G-8Q261F-6Q262F-6Q263H-8Q321E-5Q322E-5Q323E-5Q324D-5Q325D-5Q326D-4Q327D-5Q328D-4Q421A-10Q422B-10Q423B-10Q424C-10Q425D-10Q426C-10Q427B-10Q428B-10Q501B-6Q551B-7(Page 8)(Page 8)TA-DX80774-3.SCHEMATIC DIAGRAM MAIN
23、 Board The components identified by mark 0 or dottedline with mark 0 are critical for safety.Replace only with part number specified.(Page 9)(Page 9)TA-DX8088C451R452R453C401R451C405C455R402R403JW406JW407R425R454 C453Q404D404Q401Q402Q403R426R427R428R421R424R404C403CN401S101JW401JW408JW402C404C454R43
24、9C406R423R422Q461R455C452Q411R401R405C402D412D462D411D461JW404JW405IC401D406D405D402D403C591F501F502F503JW513JW512JW511NO701JW504JW505 CN801PANEL BOARDD401(STANDBY)EEEED404LINKD403, 406SURROUNDD402, 405SUB WOOFERAMAINBOARDCN111S101SURROUND SPEAKERMODE31SDG4158SGDRV401-1-2SURROUND SPEAKERLEVEL1-680-8
25、37-11(11)S501VOLTAGE SELECTOR230-240V t 220V t 120V(EXCEPT MX, E91)21NO801(E91)(MX)(EXCEPT MX)(EXCEPT E91)(EXCEPT MX)(EXCEPT MX, E91)13BMAIN BOARDCN501*T501POWER TRANSFORMER* NOT REPLACEABLE:BUILT IN TRANSFORMER1-680-838-11(11)TRANS BOARD2121CN601 AC IN1-681-956-11(11)INLET BOARDBCDEFA12345674-4.PRI
26、NTED WIRING BOARDS INLET/PANEL/TRANS Boards SemiconductorLocationRef. No.LocationD401A-1D402B-2D403B-2D404B-1D405B-1D406B-1D411D-2D412E-2D461D-1D462E-1IC401E-2Q401B-2Q402B-2Q403B-1Q404B-1Q411E-2Q461E-1(Page 6)(Page 6)TA-DX80994-5.SCHEMATIC DIAGRAM INLET/PANEL/TRANS Boards The components identified b
27、y mark 0 or dottedline with mark 0 are critical for safety.Replace only with part number specified.(Page 7)(Page 7)1010TA-DX80SECTION 5EXPLODED VIEWThe components identified bymark 0 or dotted line with mark0 are critical for safety.Replace only with part numberspecified. Items marked “*” are not st
28、ocked 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. AbbreviationAR: Argentina modelBR: Brazilian modelE2: 120 V AC area in E modelE3: Middle and Near
29、East modelE91 : 220 V AC area in E modelNOTE: -XX and -X mean standardized parts, so theymay have some difference from the originalone. Color Indication of Appearance PartsExample:KNOB, BALANCE (WHITE) . . . (RED)Parts Color Cabinets Color Hardware (# mark) list is given in the last ofthe electrical
30、 parts list.Ref. No.Part No.DescriptionRemarkRef. No.Part No.DescriptionRemarkEA: Saudi Arabia modelIA: Indonesian modelMY : Malaysia modelMX : Mexican modelSP: Singapore model4325691781013#1#2#1#2#2#2#4T501#4not suppliednot suppliednot supplied#2#2#31011191213not supplied14-225-252-01 CUSHION (FOOT
31、)24-232-744-01 KNOB (LEVEL)34-232-743-01 KNOB (MODE)4A-4412-974-A FRONT PANEL ASSY (BR)4X-4953-604-1 FRONT PANEL ASSY (EXCEPT BR)51-680-837-11 PANEL BOARD64-951-620-01 SCREW (2.6X8), +BVTP7A-2007-958-A MAIN BOARD, COMPLETE (MX, E2, AR)7A-4476-124-A MAIN BOARD, COMPLETE (EA, MY, SP, E3)7A-4726-057-A
32、MAIN BOARD, COMPLETE (BR)7A-4725-795-A MAIN BOARD, COMPLETE (E91)7A-4476-714-A MAIN BOARD, COMPLETE (IA)81-773-012-11 WIRE (FLAT TYPE) (15 CORE)93-363-099-41 SCREW (CASE 3 TP2) (10mm)103-363-099-01 SCREW (CASE 3 TP2) (8mm)114-227-526-31 CASE (EXCEPT BR, MX)114-227-526-41 CASE (MX)114-227-526-51 CASE
33、 (BR)121-680-838-11 TRANS BOARD131-681-956-11 INLET BOARD0T5011-435-316-11 TRANSFORMER, POWER (EXCEPT BR)0T5011-435-663-11 TRANSFORMER, POWER (BR)SECTION 6ELECTRICAL PARTS LISTRef. No.Part No.DescriptionRemarkRef. No.Part No.DescriptionRemarkINLET MAIN1-681-956-11 INLET BOARD*0CN6011-526-931-11 INLE
34、T, AC (- AC IN)* CN8011-568-226-11 PIN, CONNECTOR 2P*A-2007-958-A MAIN BOARD, COMPLETE (MX, E2, AR)A-4476-124-A MAIN BOARD, COMPLETE (EA, MY, SP, E3)A-4476-714-A MAIN BOARD, COMPLETE (IA)A-4725-795-A MAIN BOARD, COMPLETE (E91)A-4726-057-A MAIN BOARD, COMPLETE (BR)*7-685-646-79 SCREW +BVTP 3X8 TYPE2
35、N-SC1011-126-965-11 ELECT22uF20%50VC1021-136-161-00 FILM0.047uF5%50VC1031-126-961-11 ELECT2.2uF20%50VC1041-136-165-00 FILM0.1uF5%50VC1111-136-165-00 FILM0.1uF5%50VC1121-136-165-00 FILM0.1uF5%50VC1131-126-961-11 ELECT2.2uF20%50VC1141-162-306-11 CERAMIC0.01uF30%16VC1211-126-961-11 ELECT2.2uF20%50VC122
36、1-109-952-11 ELECT0.47uF20%50VC1231-162-215-31 CERAMIC47PF5%50VC1261-126-965-11 ELECT22uF20%50VC1311-126-960-11 ELECT1uF20%50VC1321-126-960-11 ELECT1uF20%50VC1411-126-961-11 ELECT2.2uF20%50VC1511-126-965-11 ELECT22uF20%50VC1521-136-161-00 FILM0.047uF5%50VC1531-126-961-11 ELECT2.2uF20%50VC1541-136-16
37、5-00 FILM0.1uF5%50VC1611-136-165-00 FILM0.1uF5%50VC1621-136-165-00 FILM0.1uF5%50VC1631-126-961-11 ELECT2.2uF20%50VC1711-126-961-11 ELECT2.2uF20%50VC1731-162-215-31 CERAMIC47PF5%50VC1761-126-965-11 ELECT22uF20%50VC1911-126-961-11 ELECT2.2uF20%50VC2011-126-961-11 ELECT2.2uF20%50VNOTE: Due to standardi
38、zation, replacements in theparts list may be different from the parts speci-fied in the diagrams or the components usedon the set. -XX and -X mean standardized parts, so theymay have some difference from the originalone. RESISTORSAll resistors are in ohms.METAL: Metal-film resistor.METAL OXIDE: Meta
39、l oxide-film resistor.F: nonflammable 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. . CAPAC
40、ITORSuF: F COILSuH: HThe components identified bymark 0 or dotted line with mark0 are critical for safety.Replace only with part numberspecified.When indicating parts by referencenumber, please include the board.C2021-162-290-31 CERAMIC470PF10%50VC2031-162-282-31 CERAMIC100PF10%50VC2041-104-664-11 E
41、LECT47uF20%10VC2051-136-163-00 FILM0.068uF5%50V(E91)C2051-136-495-11 FILM0.068uF5%50V(EXCEPT E91)C2061-136-163-00 FILM0.068uF5%50V(E91)C2061-136-495-11 FILM0.068uF5%50V(EXCEPT E91)C2071-128-560-11 ELECT22uF20%100VC2311-126-959-11 ELECT0.47uF20%50VC2511-126-961-11 ELECT2.2uF20%50VC2521-162-290-31 CER
42、AMIC470PF10%50VC2531-162-282-31 CERAMIC100PF10%50VC2541-104-664-11 ELECT47uF20%10VC2551-136-163-00 FILM0.068uF5%50V(E91)C2551-136-495-11 FILM0.068uF5%50V(EXCEPT E91)C2561-136-163-00 FILM0.068uF5%50V(E91)C2561-136-495-11 FILM0.068uF5%50V(EXCEPT E91)C2571-128-560-11 ELECT22uF20%100VC2611-162-306-11 CE
43、RAMIC0.01uF30%16VC2621-162-306-11 CERAMIC0.01uF30%16VC3031-137-351-11 MYLAR0.022uF10%100VC3211-104-665-11 ELECT100uF20%10VC3221-126-961-11 ELECT2.2uF20%50VC3231-126-924-11 ELECT330uF20%10VC3241-126-965-11 ELECT22uF20%50VC5011-130-777-00 MYLAR0.1uF10%100V(EXCEPT BR)C5011-137-749-11 MYLAR0.1uF100V(BR)
44、C5021-127-812-11 ELECT3300uF20%63V(BR, MX, E2, AR)C5021-135-516-11 ELECT3300uF20%63V(EA, MY, SP, IA, E3, E91)C5031-128-582-11 ELECT10uF20%63VC5041-126-933-11 ELECT100uF20%16VC5511-130-777-00 MYLAR0.1uF10%100V(EXCEPT BR) AbbreviationAR: Argentina modelBR: Brazilian modelE2: 120 V AC area in E modelE3
45、: Middle and Near East modelE91 : 220 V AC area in E modelEA: Saudi Arabia modelIA: Indonesian modelMY : Malaysia modelMX : Mexican modelSP: Singapore modelRef. No.Part No.DescriptionRemarkRef. No.Part No.DescriptionRemark11TA-DX80C5511-137-749-11 MYLAR0.1uF100V(BR)C5521-127-812-11 ELECT3300uF20%63V
46、(BR, MX, E2, AR)C5521-135-516-11 ELECT3300uF20%63V(EA, MY, SP, IA, E3, E91)C5531-128-582-11 ELECT10uF20%63VC5541-126-933-11 ELECT100uF20%16V* CN1011-565-291-11 SOCKET, CONNECTOR 13P(SYSTEM CONTROL)CN1111-784-776-11 CONNECTOR, FFC 15PCN5011-564-506-11 PLUG, CONNECTOR 3PD2018-719-911-19 DIODE 1SS133T-
47、72 (EXCEPT BR, IA, E91)D2018-719-991-33 DIODE 1SS133T-77 (BR, IA, E91)D2028-719-911-19 DIODE 1SS133T-72 (EXCEPT BR, IA, E91)D2028-719-991-33 DIODE 1SS133T-77 (BR, IA, E91)D2318-719-911-19 DIODE 1SS133T-72 (EXCEPT BR, IA, E91)D2318-719-991-33 DIODE 1SS133T-77 (BR, IA, E91)D2518-719-911-19 DIODE 1SS13
48、3T-72 (EXCEPT BR, IA, E91)D2518-719-991-33 DIODE 1SS133T-77 (BR, IA, E91)D2528-719-911-19 DIODE 1SS133T-72 (EXCEPT BR, IA, E91)D2528-719-991-33 DIODE 1SS133T-77 (BR, IA, E91)D3018-719-911-19 DIODE 1SS133T-72 (EXCEPT BR, IA, E91)D3018-719-991-33 DIODE 1SS133T-77 (BR, IA, E91)D3028-719-911-19 DIODE 1S
49、S133T-72 (EXCEPT BR, IA, E91)D3028-719-991-33 DIODE 1SS133T-77 (BR, IA, E91)D3218-719-911-19 DIODE 1SS133T-72 (EXCEPT BR, IA, E91)D3218-719-991-33 DIODE 1SS133T-77 (BR, IA, E91)D5018-719-302-38 DIODE RBV-602-01D5028-719-921-63 DIODE MTZJ-T-72-7.5BD5528-719-921-63 DIODE MTZJ-T-72-7.5B* EP5011-537-738
50、-21 TERMINAL, EARTHIC1018-759-167-88 IC NJM4565DIC1118-759-167-88 IC NJM4565DIC1218-759-208-08 IC BU4052BCIC1418-759-167-88 IC NJM4565DIC2018-749-016-95 IC STK402-100SQ1118-729-119-78 TRANSISTOR2SC2785TP-HFEQ1218-729-141-30 TRANSISTOR2SC3623ATP-LKQ1228-729-029-21 TRANSISTORDTA114ESA-TP (BR)Q1228-729
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