Teac-MC-DX25-Service-Manual电路原理图.pdf

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1、PC board shown are viewed from parts side. The parts with no reference number or no parts number in the exploded views are not supplied. As regards the resistors and capacitors, refer to the circuit diagrams contained in this manual. Parts marked with this sign are safety critical components. they m

2、ust be replaced with identical ensure exact replacement. ! components - refer to the appropriate parts list and MICRO Hi-Fi SYSTEM 1 SPECIFICATIONS 32 ADJUSTMENT AND CHECKS 2 Parts of mark can be used only with the version designated. TEACTEAC MC-DX25 3 EXPLODED VIEW AND PARTS LIST 4 PC BOARDS AND P

3、ARTS LISTS 5 WIRING DIAGRAM 6 INCLUDED ACCESSORIES 8 16 18 5 RadioFans.CN 收音机爱 好者资料库 1 SPECIFICATIONS Amplifier Section Output Power (L+R)5W + 5W Tuner Section (FM) Frequency Range87.5 MHz to 108.0 MHz Input Sensitivity300mV Output Power Subwoofer: 15 W Frequency Response :50 to 20,000 Hz Sensitivit

4、y (S/N30dB)20dBuV Tuner Section (AM) Frequency Range522 to 1620 kHz Sensitivity (S/N20dB)54dBuV/m CD Player Section Frequency Responce20 to 20,000 Hz (+/-1dB) Signa-to-Noise Ratio55 dB L & R speaker : SPEAKER SYSTEM Section Impedance : Subwoofer: 4 ohms Type :Full range flat type 8 ohms Wow and Flut

5、terUnmeasurable Impedance : Design and specifications are subject to change without notice. Illustrations may differ slightly from production models. Weight and dimensions are approximate. MC-DX25 2 Power Requirements: GENERAL Dimension (W x H x D ): Weight: (net) Standard Accessories: Main Unit 160

6、 x 226 x 86 mm Main Unit 1.15 kg Power Consumption:80 W (standby: less than 1.4W) L & R Speaker 140 x 226 x 61mm Speaker Cable x 2 Subwoofer 160 x 234 x 330mm L & R Speaker 0.6 kg(each) Subwoofer 5.4 kg AM Antenna x 1 FM Antenna x 1 Battery for Remote Control x 1 Wall Mount Adaptor x 3 Remote Contro

7、l Unit x 1 Wall Mount screw x 10 Subwoofer Cable x 1 Tape Plastic Wall Anchor x 10 Template for Wall Mounting x 1 Owner s Manual x 1 Warranty Card x 1 AC230V, 50 Hz RadioFans.CN 收音机爱 好者资料库 2 ADJUSTMENTS AND CHECKS Use a screwdriver with a plastic or ceramic grip for all adjustment. 2-1 TUNER SECTION

8、 1. Set the function switch to the AM position. 2. Connect the test loop antenna across the output of the signal generator. 3. Connect the oscilloscope to the speaker terminal. 4. Set the signal generator as listed in the alignment chart. 2-1-2 AM adjustment 1. Set the function switch to the FM posi

9、tion. 2. Connect the signal generator output through a 75 ohm dummy 3. Connect the oscilloscope to the speaker terminal. 4. Set the signal generator as listed in the alignment chart. 2-1-1 FM adjustment antenna to ANT on MAIN PCB. 2-2 Adjustment and Test Points 3 MC-DX25 MAIN(TUNER) PCB T205 L201 T2

10、04 SVC202 L202 SVC201 T203 T206 MC-DX25 2-2-1 FM/AM alignment chart ITEMADJUSTMENT POINTADJUSTMENTSG SETTINGTUNER SETTING 2. FM band 3. Tracking 3. Tracking 106MHz 106MHz Repeat step 3 87.5MHz 87.5MHz 1kHz, +/-22.5kHz dev. 1kHz, +/-22.5kHz dev. L202 SVC201 FM Adjust for max. output and best waveform

11、. 1. IF adjustment 2. AM band 455kHz 600kHz 1400kHz 1kHz, 30% mod 1kHz, 30% mod 1kHz, 30% mod 1kHz, 30% mod T203 AM Center for max. output. Adjust for max. output and best waveform. 2-3 CD SECTION Auto alignment. AM ant coil (T204) 522kHz 600kHz 1400kHz 1620kHz 90MHz 90MHz 1kHz, +/-22.5kHz dev. L201

12、 T206 Repeat step 3 SVC202 4 1.IFT adjustment 10.7 MHz 1kHz, +/-22.5kHz dev. T205108MHz With 10.7 MHz at zero crossover 522kHz MC-DX25 3. EXPLODED VIEWS AND PARTS LIST EXPLODED VIEW - 1 MC-DX25 5 1-2 1-3 1-4 1-5 REF. NO EXPLODED VIEW-1 PARTS NO.DESCRIPTION 56-14DX0150A050CD DOOR 56-07DX0154A000FULL

13、WALL PLATE-UNIT STRAP GEAR56-24DX01510000 1-1 6 MC-DX25 56-24DX01500000CD DOOR GEAR REMARKS 56-04DX0150A030FRONT CABINET 56-05DX0150A020REAR CABINET 56-07DX01539000 CD BRACKET 1-7 1-8 1-9 1-10 1-6 1-12 1-13 1-14 1-15 1-11 1-17 1-18 1-19 1-20 1-16 1-22 1-23 1-24 1-25 1-21 1-26 56-760000000020DOOR MOT

14、OR PULLY 61-11DX01500321MOTOR BRACKET 57-262392590020FILTER SHEET 56-53DX0151A000CD KNOB 1-27 1-30 1-31 1-32 1-33 1-34 61-80DX01500020 LIGHT COVER56-22DX0151B000 BACK LIGHT LENS-UNIT56-57DX01520000 CD ALUM COVER61-68DX01500020 FERRUM PLATE (HOLE)61-11DX01500121 66-120320130321MACHINE SCREW MS/PH 2X3

15、MM 1-35 1-36 1-37 1-38 58-61MC23500020 56-57DX01559000KNOB RING-L 61-11DX01500420FERRUM PLATE - C 58-61EX0M108120SHOCK ABSORBER (GREY) 56-57DX0151A000CD DOOR CHROME RING 56-07DX01569000REMOTE BRACKET 56-57DX01540010DISPLAY LENS 58-262982300020RUBBER FOOT-UNIT 56-57DX01510000CD DOOR LENS 56-53DX0150A

16、010CD DOOR OPEN KNOB 56-57DX01569000KNOB RING-R 56-07DX01579000 56-07DX01589000RUBBER HOLDER 58-44DX01500420 DISPLAY BRACKET MOTOR 3V FERRUM PLATE (SCREW HOLE)61-11DX01500021 1-39 1-40 56-57DX01532000REMOTE LENS 56-07DX0155A000FULL WALL PLATE-SPEAKER 56-54DX0151A010POWER KNOB-UNIT 58-43DX01500020DRI

17、VE BELT DIA31X1MM 66-120226210321MACHINE SCREW MS/BH 2.6X10MM SHOCK ABSORBER (GREY) SHOCK ABSORBER (BLACK)58-61MC23500120 61-11DX01500520FERRUM PLATE - D FERRUM SHAFT 155X3MM 1-2858-58DX01500420RUBBER RING DIA5.4X3X1MM 1-2945-114200510008AC CORD BS PLUG VDE APP CORD ! 1-41 66-120526160311MACHINE SCR

18、EW MS/KH 2.6X6MM1-42 66-140220160321SELF-TAPPING SCREW TA/BH 2X6MM1-43 66-140226180321SELF-TAPPING SCREW TA/BH 2.6X8MM1-44 1-4566-140226210321SELF-TAPPING SCREW TA/BH 2.6X10MM 66-140520170121SELF-TAPPING SCREW TA/KH 2X7MM1-46 1-4766-140326180321SELF-TAPPING SCREW TA/BH 2.6X8MM 1-4866-140526210321SEL

19、F-TAPPING SCREW TA/KH2.6X10MM 1-4920-70CMSM93B000CD MECHANISM 05-01DX01500100MAIN(TUNER) PCB ASSY1-50 REF. NO EXPLODED VIEW-1 PARTS NO.DESCRIPTIONREMARKS 1-51 1-52 1-53 1-54 1-55 19-50DX25M00000SPEAKER BOX UNIT-R 05-08DX01500010RCA/D-S JACK PCB ASSY KEY/DISPLAY PCB ASSY05-05DX01500020 HP/AUX PCB ASS

20、Y05-09DX01500010 05-30DX01510100CD(MP3) PCB ASSY MC-DX25 7 1-57 1-58 1-59 61-11V600000020PCB BRACKET 1-60 1-61 1-62 1-63 1-64 56-87DX02508000 SUBWOOFER PANEL PLASTIC TUBE 58-263253150020RUBBER FOOT DIA 25MM 1-65 58-58DX01500320CUSHION 106X40X1MM 1-66 58-73DX02500020SUBWOOFER BOX 1-67 1-68 1-69 61-11

21、V820010020PCB FIX BRACKET - B 61-33DX02500020SUB. REAR PANEL 1-70 61-48DX01500020HEATSINK - A 1-71 66-120230160121MACHINE SCREW MS/BH 3X6MM (BLK) 1-72 1-73 1-74 66-140230210321SELF-TAPPING SCREW TA/BH 3X10MM 66-140230212121SELF-TAPPING SCREW TA/BH 3X12MM (BLK) 1-75 66-140230214121SELF-TAPPING SCREW

22、TA/BH 3X14MM (BLK) 1-76 1-77 1-78 1-79 66-150230180123 67-021400000020 HARDEN SCREW TTB 3X8MM AB (BLK) NUT M4MM 68-112403101000METAL WASHER 4X10X1MM 1-80 18-205DX0150120H/TRANSFORMER EI66 230V/50HZ 1-81 41-172111000310SWITCH 1-82 43-500000002020AC CORD BUSHING ! 1-83 48-23DX0150022A 48-23DX01500220

23、CLOSE SW PCB ASSY OPEN SW PCB ASSY 19-50DX25M00001SPEAKER BOX UNIT-L 1-5656-58EX0M118000LOGO BADGE - TEAC 58-262702250020RUBBER FOOT SPK DIA7X2.5MM 56-57DX02509000LIGHT LENS - SUBWOOFER BOX 48-16DX01500221LED PCB ASSY 56-85DX0250A000 19-021153300120SPEAKER 8 OHM / 5W 56-22DX01508000PCB COVER 61-48DX

24、01500120HEATSINK - B 66-141136216121SELF-TAPPING SCREW TA/RH 3.6X16MM(BLK) 66-141430212121SELF-TAPPING SCREW TA/BWH 3X12MM(BLK) 66-120240212121MACHINE SCREW MS/BH4X12MM (BLK) 1-84 1-8505-03DX01500000STANDBY PCB ASSY 1-86 1-87 1-88 1-89 1-90 05-07DX01500010SUBWOOFER POWER PCB ASSY 56-43DX0150A000REMO

25、TE FRONT CABINET 56-43DX01518000REMOTE REAR CABINET 56-44DX01508000REMOTE BATTERY DOOR 1-91 1-92 1-93 1-94 57-33DX01500220REMOTE PLATE (TEAC-RC970) 05-13DX01500000REMOTE PCB ASSY 4 PC BOARDS AND PARTS LIST MAIN (TUNER)PCB ASSY REF. NOPARTS NO. 48-01DX01500224 DESCRIPTION MAIN(TUNER) PCB CF205 CF203

26、CF201,204 CF206 FILTER JT10.7MG46-A31-038107020120 FILTER SFU450B31-026450010110 31-028107000120FILTER LT10.7MA5 31-046456000220RESONATOR ZTB456F15 D8 IC202 IC501 D201-204,705 IC702 IC203 IC703 RECTIFIER DIODE 1N5822 IC - LA1832 12-1N5822000021 16-LA1832000021 IC - LC7534216-LC7534200021 DIODE 1N414

27、812-1N4148000021 16-MC34063A0021IC - MC34063A 16-LC7213100021IC - LC72131 16-SC1308000021IC - SC1308-01 L20438-014100050020AXIAL INDUCTOR 100UH L206, R24138-013100050120AXIAL INDUCTOR 10UH #EC24 L70138-104230050020CHOKE COIL 230UH L70238-103200050020CHOKE COIL 20UH T20340-02A049004020IFT 7MM A049 -

28、YELLOW T20440-023120000020IFT 7MM 312A - BLACK T20640-02660R002020IFT 7MM 660R - RED Q201-203,501,502, Q705,706,715 11-9014C0000021TR - 9014C Q204,207,70111-9015C0000021TR - 9015C Q70411-KSB772YS0021TR - KSB772SY Q712,71311-8550C0000021TR - 8550C SVC20227-501802201020TRIMMER 20PF VD203,20412-SVC321S

29、PA021VARICAP DIODE SVC321SPA ZD40112-011470320121ZENER DIODE 4.7V ZD70112-012110320121ZENER DIODE 11V ZD70212-011910320121ZENER DIODE 9.1V CN20343-022250120120WAFER 2.5MM 2PIN CN201,504 CN505B 43-012200180120WAFER 2MM 8 PIN 43-012200140120WAFER 2MM 4 PIN CN501,505A,70243-012200130120WAFER 2MM 3 PIN

30、CN50343-012200150120WAFER 2MM 5 PIN 43-462103003320D-S TERMINAL #DSW-31CN1 X20131-017450002030CRYSTAL 4.5 MHZ 8 MC-DX25 05-01DX01500100 Q20511-9018F0000021TR - 9018F Q70311-KSD882Y00021TR - KSD882Y ZD20212-011620320121ZENER DIODE 6.2V IC20416-BU1924F00021IC - BU1924F X20231-017433202020CRYSTAL 4.332

31、MHZ BT20131-058880000110BAND PASS FILTER #GFMB3-SE RF20137-09A150000020TUNER #FE450-G11 JK20143-421000003210COAXIAL JACK IF-01A MAIN(TUNER) PCB ASSY REMARKS 12-1N4001000021DIODE 1N4001 D601,602,708 L205,404,40638-013100050220AXIAL INDUCTOR 10UH #EC-36 Q401,208,71611-8050C0000021TR - 8050C CN70343-01

32、2250120120WAFER 2.5MM 2PIN MAIN(TUNER) PCB MC-DX25 9 CD(MP3) PCB ASSY - TOP REF. NODESCRIPTIONPARTS NO. 05-30DX01510100CD(MP3) PCB ASSY IC216-S1L9226X0021IC - S1L9226X01 IC416-S5L927900021IC - S5L9279X01 IC716-S3P825A00421IC - S3P825A IC916-KA9259D00021IC - KA9259D CD(MP3) PCB ASSY - BOTTOM REF. NOD

33、ESCRIPTIONPARTS NO. D712-1N5819000021RECTIFIER DIODE 1N5819 D1-5,9-11,55,56, D62,66,67,71,71, 12-1N4148000021DIODE 1N4148 D6,8,1212-011390320121ZENER DIODE 3.9V Q1,7,9,1011-9015C0000021TR - 9015C Q2,3,4,811-9014C0000021TR - 9014C Q511-8550C0000021TR - 8550C X131-018169302220CRYSTAL 16.9344MHZ. X231-

34、015320003310CRYSTAL 32.768KHZ X331-017800002120CRYSTAL 8.000MHZ L1,2,338-013100050020AXIAL INDUCTOR 10UH ! CN243-022100216020F.F.C WAFER 1MM 16 PIN CN343-012150160320WAFER 1.5MM 6 PIN CN443-022200120120WAFER 2MM 2 PIN CN5,943-022200130120WAFER 2MM 3 PIN C5626-017220650121E.CAP 2200UF/10V! IC8IC - M1

35、2L16161A16-M12L16160021 REMARKS 10 MC-DX25 48-30DX01500322CD(MP3) PCB REMARKS D73,78 CD(MP3) PCB - TOP MC-DX25 11 CD(MP3) PCB - BOTTOM REF. NOPARTS NO.DESCRIPTION SUBWOOFER POWER PCB ASSY 05-07DX01500010SUBWOOFER POWER PCB ASSY 48-07DX01500123SUBWOOFER POWER PCB CN143-012250130120WAFER 2.5MM 3 PIN C

36、N243-012200190120WAFER 2MM 9 PIN CN443-012250150120WAFER 2.5MM 5 PIN CN543-012250140120WAFER 2.5MM 4 PIN CN643-012250120120WAFER 2.5MM 2 PIN C70126-017470850121E.CAP - 4700UF/25V C718,71926-017100750121E.CAP - 1000UF/16V C40626-017470950111E.CAP - 4700UF/35V D401-40412-1N5401000021RECTIFIER DIODE 1N

37、5401 D701-70412-RL2020000021RECTIFIER DIODE RL-202 D705,70712-1N4148000021DIODE 1N4148 D301,70612-1N4001000021RECTIFIER DIODE 1N4001 FU2,3 FU4 Q301,70911-9014C0000021TR - 9014C Q707,708,71011-2SD1936T0021TR - 2SD1936T U116-TA8216H00021IC - TA8216H U216-BA4558N00021IC - BA4558N U316-BA5417000021IC -

38、BA5417 ZD1,212-011910320121ZENER DIODE 9.1V ! ! ! ! ! ! ! 46-055350300010GLASS FUSE 3.5A/250V 46-055400300010GLASS FUSE T4A/250V REMARKS 12 MC-DX25 CN343-012200130120WAFER 2MM 3PIN REF. NOPARTS NO.DESCRIPTION RCA/D-S JACK PCB ASSY 05-08DX01500010RCA/D-S JACK PCB ASSY 48-08DX01500220RCA/D-S PCB RCA80

39、143-451200006120RCA JACK 2PIN - TC58-345-32 REMARKS L801-804CHOKE COIL 10UH CN80143-462103003320D-S TERMINAL #DSW-31 38-103100050320 MC-DX25 13 RCA/D-S JACK PCB SUBWOOFER POWER PCB KEY / DISPLAY PCB ASSY REF. NOPARTS NO.DESCRIPTION KEY/DISPLAY PCB 48-05DX01500120 Q70711-9015C0000021TR - 9015C LED2,4

40、13-011506022120LED D5MM - BLUE SW1-1341-150010030020TACH SW 6x6mm 4 LEGS REM17-05FM60380011OPTIC SENSOR FM-6038TM2-5A LED1,313-011300022020LED D3MM - WHITE LCD13-05DX01500120LCD DISPLAY SDH-DA797-TN-1 REMARKS 14 MC-DX25 KEY/DISPLAY PCB ASSY05-05DX01500020 REF. NOPARTS NO.DESCRIPTIONREMARKS OPEN SW P

41、CB ASSY 48-23DX01500220OPEN SW PCB ASSY 41-071200010020SERIES MICRO SWITCH SD-007A REF. NOPARTS NO.DESCRIPTIONREMARKS CLOSE SW PCB ASSY 48-23DX0150022ACLOSE SW PCB ASSY REF. NOPARTS NO.DESCRIPTION HP/AUX JACK PCB ASSY 05-09DX01500010HP/AUX PCB ASSY 48-09DX01500120HP/AUX PCB L401,402,40538-0131000502

42、20AXIAL INDUCTOR 10UH AUX43-451200012020RCA JACK 2PIN TC58-345-31 HEADPHONE43-431360004020PHONE JACK 3.5MM-TC38-067-05 REMARKS STANDBY PCB ASSY REF. NOPARTS NO. STANDBY PCB ASSY 05-03DX01500000 DESCRIPTION WAFER 3PIN P=2MM 43-012200130120 Q30316-LM78L0500121IC - LM78L05 Q30211-9014C0000021TR - 9014C

43、 FU146-074100300020SUBMINIATURE FUSE 100MA/250V REMARKS STANDBY PCB48-03DX01500123 DIODE - 1N400112-1N4001000021D309-315 CN301 RL30146-50MC23000000RELAY ME-7-009 ! T30118-205DX0150190TRANSFORMER EI28 - HF-V28A58 ! L40332-031351600025FERRITE BEAD 3.5x6x0.8TB 41-071200010020SERIES MICRO SWITCH SD-007A

44、 REF. NOPARTS NO.DESCRIPTIONREMARKS LED PCB ASSY 48-16DX01500221LED PCB ASSY 13-011309022020LED LAMP 3MM - ORANGE/BLUE MC-DX25 15 STANDBY PCB LED PCB KEY/DISPLAY PCB HP/AUX JACK PCB OPEN SW PCB CLOSE SW PCB MC-DX25 16 5 WIRING DIAGRAM MAIN(TUNER) PCB CN201 CN503 CN504 CN505A CN702 TO DISPLAY PCB CN7

45、02ATO DISPLAY PCB CN703ATO HP/AUX PCB CN505 TO RCA/D-S PCB CN801 FM ANT T CD PCB CN6 TO CD PCB CN1 TO CD PCB CN8 CN1 CN505B MC-DX25 17 CD(MP3) PCB - BOTTOM CN10 CN8 CN6 CN1 CN3 CN5 CN4 TO MAIN PCB CN503 TO MAIN PCB CN201 TO MAIN PCB CN504 TO KEY/DISPLAY PCB CN10ATO KEY/DISPLAY PCB CN9A CN9 TO CD DOO

46、R SW TO MOTOR TO CD DECK SUBWOOFER POWER PCB CN5 CN2 CN1 CN4 TO TRANSFORMER TO LED PCB TO RCA/D-S JACK PCBCN802 TO RCA/D-S JACK PCB CN803 CN6 TO SPEAKER 6 INCLUDED ACCESSORIES REF. NOPARTS NO.DESCRIPTION INCLUDED ACCESSORIES INSTRUCTION BOOK (E)77-20DX02500020 45-194150000020FM ANT 1.5M - BLACK 02-3

47、2DX01500000AM LOOP ANT ASSY 45-164250051020 45-164250151020 SPEAKER CABLE - WHITE SPEAKER CABLE - RED 51-021301000050LITHIUM BATTERY CR2032 45-2442000590209 PIN S TERMINAL CABLE - GREY REMARKS 18 MC-DX25 REMOTE CONTROL - RC97002-17DX01500010 MC-DX25 TEAC AUSTRALIA PTY., LTD. A.B.N. 80 005 408 462 28

48、0 William Street, Melbourne VIC 3000, Australia Phone:(03)9672-2400 TEAC ITALIANA S.p.A. Via C, Cantu 9/A, 20092 Cinisello Balsamo, Milano, Italy Phone:02-66010550 TEAC CORPORATION 3-7-3 Nakacho, Musashino-shi, Tokyo 180-8550, Japan Phone:(0422)52-5081 TEAC AMERICA, INC. TEAC CANADA LTD. TEAC MEXICO

49、, S.A.De C.V. TEAC UK LIMITED TEAC EUROPE GmbH 7733 Telegraph Road, Montebello, California 90640 Phone: (323)726-0303 5939 Wallace Street, Mississauga, Ontario L4Z 1Z8, Canada Phone: (905)-890-8008 Campesinos N 184,Colonia.Granjas Esmeraida, Delegacion Iztapalapa,CP 09810,Mexico DF Phone: (525)-581-5500 Unit 19 & 20, The Courtyards, Hatters Lane, Watford, Hertfordshire, WD18 8TE5, U.K. Phone:(0845) 130-2511 Bahnstrasse 12, 65205 Wiesbaden-Erbenheim, Germany Phone: 0611-71