Teac-MC-DX50i-Service-Manual电路原理图.pdf

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1、MC-DX50i NOTESCONTENTS 1 SAFETYINFORMATION.2 2 SPECIFICATIONS.3 3 ADJUSTMENTANDCHECK.4 4 EXPLODEDVIEWANDPARTSLIST .5 5 PCBOARDSANDPARTSLIST.8 6 WIRINGDIAGRAM.18 7 INCLUDEDACCESSORIES .21 Micro Hi-Fi system PC board shown are viewed from parts side. The parts with no reference number or no parts numb

2、er 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 must be replaced with identical components - refer to the appropriate parts list and ensure exa

3、ct replacement. Parts of mark can be used only with the version designated. ! RadioFans.CN 收音机爱 好者资料库 2 MC-DX50i 1 SAFETY INFORMATION Optical pickup : Type : SF-P200Z Manufacturer : SANYO ELECTRIC CO., LTD. Laser output : Less than 0.5 mW on the objective lens Wavelength : 765 - 815 nm CAUTION: TO R

4、EDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER- SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert the user to the presence of uninsulated “dangerous volta

5、ge” within the products enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons. The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literatur

6、e accompanying the appliance. RadioFans.CN 收音机爱 好者资料库 3 MC-DX50i 2 SPECIFICATIONS AMPLIFIER section Output Power (L+R) 5 W + 5 W Output Power (Subwoofer) 15 W Input Sensitivity 300 mV Frequency Response 50 to 20,000 Hz TUNER Section (FM) Frequency Range 87.50 to 108.00 MHz Sensitivity (S/N30dB) 20 d

7、BV/m TUNER Section (AM) Frequency Range 520 to 1,710 kHz Sensitivity (S/N20dB) 54 dBV/m CD PLAYER Section Frequency Response 20 to 20,000 Hz (1 dB) Signal-to-Noise Ratio 55 dB Wow and Flutter Unmeasurable SPEAKER Type Full range flat type Impedance 4 ohms SUBWOOFER Impedance 8 ohms GENERAL Power Req

8、uirements 120 V AC, 60 Hz Power Consumption 80 W Standby Power Consumption 2.5W Dimension (W x H x D) Main Unit 6 3/4” x 10 1/8” x 6 1/8” (170 x 255 x 155 mm) L & R Speakers 6” x 10 1/8” x 3 1/4” (150 x 255 x 81 mm) Subwoofer 6 3/8” x 9 3/4” x 11 7/8” (160 x 245 x 300 mm) Weight Main Unit 2.1 lbs (1

9、.2 kg) L & R Speakers 1.6 lbs (640 g) each Subwoofer 11 lbs (5.0 kg) Standard Accessories Standard Accessories Remote Control Unit (RC-1185) x 1 Battery for Remote Control Unit x 1 Dock adapter x 3 (adapter 60GB (color) + Photo 40GB/60GB premounted) Subwoofer Cable x 1 Speaker Cable x 2 FM Antenna x

10、 1 AM Antenna x 1 Stereo mini plug cable x 1 Wall mount brackets x 2 Screw x 4 Tapered Plastic Wall Anchor x 4 Template for Wall Mounting x 2 Owner Manual x 1 Quick Guide for Connection x 1 Warranty Card x 1 Design and specifications are subject to change without notice. Weight and dimensions are ap

11、proximate. Illustrations may differ slightly from production models. 4 MC-DX50i AM I.F. ALIGNMENT 1. Set the POWER BUTTON to POWER ON. 2. Set the Radio and band button to Radio and AM BAND. 3. Connect a SWEEPSCOPE OUTPUT to AM antenna terminal. 4. Connect a SWEEPSCOPE INPUT to pin17 of IC2 through a

12、 1uf capacitor and ground. STEPSET SIGNALSET DIALADJUSTADJUST FOR 1 4455KHzGANG OPEN T3 CENTER &MAXIMUM OUTPUT AM R.F. ALIGNMENT 1. Connect an RF generator to a standard radiating loop. 2. Connect a SCOPE and VTVM across the speaker output. STEPSET SIGNALSET DIALADJUSTADJUST FOR 1 515KHz GANG CLOSED

13、 L6 MAXIMUM OUTPUT 2 1640KHz GANG OPENPVC-D 3600KHz1400KHzL4 41400KHz1400KHzPVC-C 5REPEAT STEPS 3 AND 4 TO OBTAIN BEST TRACKING. FM R.F. ALIGNMENT 1. Connect an RF generator to the FM antenna terminal and ground. 2. Connect a SCOPE & VTVM across the speaker output. STEPSET SIGNALSET DIALADJUSTADJUST

14、 FOR 1 76MHz GANG CLOSED L3 MAXIMUM OUTPUT 2 108MHz GANG OPENPVC-A 390MHz90MHzL2 4106MHz1106MHzPVC-B 5REPEAT STEPS 3 AND 4 TO OBTAIN MAX ADJUST. CD ALIGNMENT Auto alignment. 3 ADJUSTMENTS AND CHECKS ALIGNMENT PROCEDURES MC-DX50i 4 EXPLODED VIEW AND PARTS LIST 5 EXPLODED VIEW 6 MC-DX50i REF.NO. PARTS

15、 NO. DESCRIPTION REMARKS 1 56-04DX50I00B10 FRONT CAB (HIPS) 931980 428C 2 56-05DX50I00B10 REAR CAB(HIPS) DAB 931980 3 56-07DX50I10910 BACK LIHGT BRACKET 1 (ABS) WHITE 4 56-07DX50I30910 REMOTE CONTROL INCEPT BRACKET (ABS) WHT 5 56-07DX50I40010 LOAD BRACKET (ABS) 6 56-09DX50I00B10 IPOD BRACKET BOTTOM

16、BOARD (ABS) BLACK 7 56-09DX50I10B10 IPOD BRACKET BASE (ABS) BLACK 8 56-22DX50I00B10 CD COVER (ABS) BLACK 9 56-22DX50I20B10 POWER COVER (ABS) BLACK 10 56-33DX50I00B10 IPOD BRACKET FIXING (ABS) BLACK 11 56-54DX50I00A10 FUNCTION KNOB GROUP-1(ABS) SILVER 12 56-54DX50I10A10 FUNCTION KNOB (ABS) BLACK 13 5

17、6-54DX50I20A10 FUNCTION KNOB GROUP-2(ABS) SILVER 14 56-57DX50I30010 CD LENS (PMMA) 15 56-57DX50I10010 BACK LIGHT LENS 1 (PMMA) 16 56-57DX50I40010 STANDBY LENS (PMMA) MILK 17 56-69DX50I00000 LOADER PLATE -L(ABS) 18 56-69DX50I00100 LOADER PLATE -R(ABS) 19 56-69DX50I00200 PCB PLATE (ABS) BLACK 20 56-78

18、DX50I00010 FUNCTION KNOB RING (ABS) ELECTROPLATE 21 57-08DM23000020 PETP PLATE 22 57-26DX50I00020 FILTER SHEET 23 57-47DX50I00020 DISPLAY LENS T=1mm (PC) 24 58-263102300120 RUBBER FOOT(BLK)(PORON) DIA10mm T=3mm 25 58-26DX50I00021 RUBBER FOOT (PORON) 16x15x3mm 26 58-58DX50100020 RUBBER PLATE 28X17X2m

19、m 27 61-11CDX0900020 DS MTEAL PLATE 28 61-11DX50100020 WEIGHT STEEL 1 115X90mm 29 61-11EXM5M00020 METAL PLATE 9.5x5x0.8mm 30 61-30DX50I00020 KNOB COVER (ALUMINUM) 31 66-120330180121 MACHINE SCREW MS/PH 3x8mm (BLACK) 32 66-120530180121 MACHINE SCREW MS/KH 3x8mm (BLACK) 33 66-150526150321 SELF TAPPING

20、 SCREW TB/KH 2.6x5 34 66-140326160121 SELF-TAPPING SCREW TA/PH 2.6x6mm (BLACK) 35 66-140326180121 SELF-TAPPING SCREW TA/PH 2.6x8mm (BLK) 36 66-140326180321 SELF-TAPPING SCREW TA/PH 2.6x8mm 37 66-151426180321 SCREW TB/BWH 2.6x8mm HD8.5mm 38 66-140330180121 SELF-TAPPING SCREW TA/PH 3x8mm (BLACK) 39 66

21、-140330210121 SELF-TAPPING SCREW TA/PH 3x10mm(BLACK) 40 66-140330212121 SELF-TAPPING SCREW TA/PH 3x12mm (BLACK) 41 66-140530210121 SELF-TAPPING SCREW TA/KH 3x10mm (BLACK) 42 66-140826212321 SELF-TAPPING SCREW TA/WH 2.6x12mm 43 66-141430210321 SCREW TA/WH 3x10mm HD:10mm 44 19-50DX50I00020 SPEAKER BOX

22、 UNIT-L 45 19-50DX50I00120 SPEAKER BOX UNIT-R 46 20-71DX50I00020 CD LOADER #VSH-L33C-0762L (FOR DA23SR) 47 05-DX50I0100001 PCBA-MAIN UL 48 05-DX50I0500000 PCBA-MCU/KEY UL 49 05-DX50I0800000 PCBA-IPOD UL 50 05-DX50I3000000 PCBA-CD UL 51 66-150230180123 HARDEN SCREW BTTB 3x8mm AB(BLACK) 52 67-02140000

23、0020 NUT M4mm 53 68-112403101000 METAL WASHER 4x10 x1mm 54 13-05DX22I00020 LCD DISPLAY 55 PCBA-CD BACKLIGHT. Included in Ref. No. 47 PCBA-MAIN. Refer to page 8. 56 PCBA-AUX&PHONE. Included in Ref. No. 47 PCBA-MAIN. Refer to page 8. 57 PCBA-S-VIDEO . Included in Ref. No. 47 PCBA-MAIN. Refer to page 8

24、. 58 PCBA-RESET. Included in Ref. No. 47 PCBA-MAIN. Refer to page 8. EXPLODED VIEW PARTS LIST 7 MC-DX50i 59 41-172111000310 POWER SWITCH 60 45-114180310061 AC POWER CORD 61 05-DX32I0300000 PCBA-STANDBY -120V 62 05-DX50I0700000 PCBA-SUB POWER 63 05-DX50I0810000 PCBA-RCA/D-S JACK 64 18-203DX0150120 H/

25、TRANSFORMER EI66 120V 60Hz TU0000700 65190021153300120SPEAKER5.25830W#JHD-SA130-12 66 43-500000002020 AC CORD BUSHING T=1.6mm #4N4 67 48-16DX50100220 SUBWOOFER LED PCB 68 56-22CDX0908000 PCB COVER (ABS) 69 56-78CD10I0B000 SAFEGUARD RING/SUB (ABS) 70 56-85DX50I00B10 AKER BOX PANEL (HIPS) 931980 428C

26、71 56-87CDX090B000 PLASTIC TUBE (ABS) 72 56-87DX50I00010 LED COVER (PMMA) MILK 73 58-263253150020 RUBBER FOOT (PORON) DIA25mm T=15mm 74 58-58DX01500320 CUSHION (EVA) 106x40 x1mm 75 58-58DX02500020 CIRCLE CUSHION DIA(60+35)x1.5mm 76 58-73DX50I00000 WOODEN BOX 77 61-11V600000020 PCB BRACKET 78 61-11V8

27、20010020 PCB FIX BRACKET (B) (T0.8mm) #DV-8200 79 61-33DX50I00020 SUB.REAR PANEL 120V TEAC 80 61-48DX01500020 HEATSINK A 81 66-120230160121 MACHINE SCREW MS/BH 3x6mm (BLACK) 82 66-120240212121 MACHINE SCREW MS/BH 4x12mm (BLACK) 83 66-140230210321 SELF-TAPPING SCREW TA/BH 3x10mm 84 66-140230212121 SE

28、LF-TAPPING SCREW TA/BH 3x12mm(BLACK) 85 66-140230214121 SELF-TAPPING SCREW TA/BH 3x14mm(BLACK) 86 66-141430214121 SCREW TA/BWH 3x14mm(HEAD 10mm)(BLACK) EXPLODED VIEW PARTS LIST REF.NO. PARTS NO. DESCRIPTION REMARKS 8 MC-DX50i 5 PC BOARDS AND PARTS LIST CD BACKLIGHT PCB AUX&PHONE PCB S-VIDEO PCB RESE

29、T PCB MAIN PCB MAIN PCB CD BACKLIGHT PCB AUX&PHONE PCB S-VIDEO PCB RESET PCB MAIN PCB 9 MC-DX50i REF.NO. PARTS NO. DESCRIPTION REMARKS 05-DX50I0100001 PCBA-MAIN UL 48-01DX50I00121 MAIN/AUX/REST/LED PCB 94V0 141X132x1.6mm CF1 31-038107020120 DISCRIMINATOR FILTER JT10.7MG46-A (2PIN) CF2 31-02810700021

30、0 CERAMIC FILTER LT10.7MA5-A(3PIN) RED CF3 31-026450010110 CERAMIC FILTER (MURATA) SFU450B CT1 27-501602202020 TRIMMER 20PF 6mm (RED) CT2 27-501602101020 TRIMMER 10PF 6mm (WH) D7,8,151,18,19,21, 12-BAS316000021 SMD DIODE BAS316 (319801010630) D201,402,601 D301,305 12-RL2020000021 RECTIFIER DIODE RL-

31、202 2A 100V D403,404 12-SS1400000025 SMD DIODE SS14 SMA/DO-214AC IC4 16-TC9257F00021 IC (TOSHIBA) TC9257FG IC5 16-UE1823D00021 IC UE1823D SDIP24 IC703 16-NJM4556AM021 CHIP IC (NJRC) NJM4556AM (932207733685) L2 40-351500125020 FM COIL 5x2.5T (0.8mm) L3,5 40-351500135020 FM COIL 5x3.5T (0.8mm) L9,10 3

32、8-013100050220 AXIAL INDUCTOR 10UH +-10% 500mA EC-36 JK1 43-421000003120 COAXIAL JACK IF-01 Q206,207,208, 11-PMBT39040021 SMD TRANSISTORS PMBT3904 SOT23 (PHILIPS) Q302,304 Q401 11-8050C0000025 TRANSISTORS 2W 8050C (TAPING) Q4,5,8 11-9018G0000021 TRANSISTORS 9018G Q601 11-PMBT39060021 SMD TRANSISTORS

33、 PMBT3906 SOT23 (PHILIPS) Q602,603 11-2SD1936T0125 TRANSISTORS 2SD1936T-AC (SANYO) (TAPING) Q703,704 11-B772Y0000121 TRANSISTORS B772Y (160-320)(TO-126C) Q712 11-8550C0000025 TRANSISTORS 2W 8550C (TAPING) T2 40-02660R002020 I.F.T 7mm 660R (RED) T3 40-02A049004020 I.F.T 7mm A049 (YELLOW) T60 40-02312

34、0000020 I.F.T 7mm 312A (BLACK) U001 16-UTC780800121 IC UTC7808(TO-220) (1.5A) U1 16-ET2314000021 IC (ETEK) ET2314 (SOP28) U201 16-LM78L0500121 IC (LIBERAL) LM78L05 (933510720676) U301 16-UTC781000021 IC UTC7810 (TO-220) (1.5A) U603 16-LM324D000021 IC SM LM324D (933984860668) VD1,2 12-V14900000021 VA

35、RICAP DIODE V149 VD3,4 12-V10100000021 VARICAP DIODE V101 X201 31-017720002020 CRYSTAL 49/U 7.2MHZ +-30PPM ZD3 12-011620320121 ZENER DIODE +-5% 6.2V 1/2W 48-16DX50i10120 CD BACKLIGHT PCB LED1,2,3,4 13-011206322020 LED LAMP 2x4x4mm(S.BLUE)1L2445B12E0CJ001 48-09DX50i00220 AUX&PHONE PCB L1,409,412,901

36、38-013100060220 CHIP INDUCTOR 10UH 1.15 OHM (0805) AUX1 43-431350012120 PHONE JACK 3.5mm TC38-399-51-01BLK+METAL HEADPHONE1 43-431360004120 PHONE JACK 3. mmTC-38-399-05-01BLK+METAL 48-10DX50i00120 S-VIDEO PCB L905,90 ,907 38-012220050120 CHIP INDUCTOR 2.2UH +-10% (1 08) JK2 43-451100014020 RCA JACK

37、1P (YELLOW) RJ1P070044-44-0 JK3 43-462103000120 D-S TERMINAL #DS-15 CN-DC1 43-462103003321 D-S TERMINAL #DSW-31 R1 48-23DX50i00120 RESET PCB SW801 41-180010000020 PUSH SWITCH 7x7mm PS-2203-F(W/O LOCK) MAIN PCB ASSY PARTS LIST 10 MC-DX50i MCU/KEY PCB 11 MC-DX50i REF.NO. PARTS NO. DESCRIPTION REMARKS

38、05-DX50I0500000 PCBA-MCU/KEY UL 48-05DX50I00120 MCU/KEY PCB 94V0 171X160 x1.6mm A2 12-BAS316000021 SMD DIODE BAS316 (319801010630) CN5 43-022200140120 WAFER 2mm 4P 90C CON1 43-022125220220 SMD F.F.C WAFER 1.25mm 20P 90C CON3 43-022100215420 SMD F.F.C WAFER 1mm 15P 90C CON4 43-022100190120 SMD F.F.C.

39、WAFER 1mm 9P 90C D8 12-1N5819000021 RECTIFIER DIODE 1N5819 D15,17,23,24,26,401 12-1N4148000125 DIODE 1N4148 (T=52mm) D33,34 12-1N60P0000021 DIODE IN60P L6,8 32-031351600025 FERRITE BEAD 3.5x6x0.8TB (TAPING) L303,432-033600A00020SMDFERRITEBEAD(0805)10 L401,402,403,40432-035270600115SMDFERRITEBEAD2700

40、+-25%(1608) LCD1 13-05DX22I00020 LCD DISPLAY SDH-DA1292-TP-1 LED,LED1 13-011200121020 LED LAMP 2x4mm (WHITE) LF244W3CJ-1A/01/P Q7,26 11-KTC9014S0025 SMD TRANSISTORS KTC9014S-C (KEC) Q23,24,27,30 11-MMBT80500021 SMD TRANSISTORS MMBT8050D (SOT23) Q28,36 11-MMBT85500021 SMD TRANSISTORS MMBT8550D (SOT23

41、) R38,39,12138-013100060020CHIPINDUCTOR10UH1.85(0603) Q401,504 11-9014C0000025 NPN TRANSISTORS 9014C (TAPING) Q503 11-8550C0000025 TRANSISTORS 2W 8550C (TAPING) REM1 17-05FM60380012 OPTIC SENSER (OPTO.) FM-6038TM2-5AN STBY-LED 13-011306022011 LED LAMP 3mm (S.BLUE) LA304B2MA1A03 SW1,2,3,4,5,8,9,10, 4

42、1-150010050020 TACT SWITCH 6x6mm 5mm (250g+-20g)4LEGS SW11,12,13,15,16,21 U1 16-GY5560000121 IC GY556 (GENNY)(SMD) MASKING U3 16-UTC780500021 IC UTC7805 (TO-220) (1.5A) U303 16-CPV112000031 IC CP-V112 V2.0B CLASS 2 (BY TEAC) XT1 31-018169302220 CRYSTAL 16.9344MHZ HC-49/US +-20PPM XT2 31-015320003310

43、 CRYSTAL 32.768KHZ (3x8mm)+-20PPM ZD4 12-011510320125 ZENER DIODE +-5% 5.1V 1/2W (T=52mm) ZD5 12-011270320121 ZENER DIODE +-5% 2.7V 1/2W MCU/KEY PCB ASSY PARTS LIST 12 MC-DX50i CD PCB 13 MC-DX50i REF.NO. PARTS NO. DESCRIPTION REMARKS 05-DX50I3000000 PCBA-CD UL 48-30DX50I00120 CD PCB 94V0 226x124x1.6

44、mm(2PCS) CE2,3,5 25-015100960121 CERAMIC CAP 0.001UF 50V +80%-20% CL1132-03A253700020SMDFERRITEBEAD(0603)600+-5% CN1 43-022200170120 WAFER 2mm 7P 90C CN2 43-022100150120 F.F.C WAFER 1mm 5P 90C CN3 43-022100216220 F.F.C.WAFER 1mm 16P 90C CN4 43-022200160120 WAFER 2mm 6P 90C CON2 43-022100190120 SMD F

45、.F.C.WAFER 1mm 9P 90C D1 12-1N4148000021 DIODE 1N4148 H2 43-012150160320 WAFER 1.5mm 6P 180C (DA23 & SAMSUNG CD) IC1 16-TA7291S00021 IC (TOSHIBA) TA7291S IC201 16-LA6541000221 IC (SANYO) LA6541NHL-TE-L-E (HSOP28) IC203 16-LA9242M00021 IC (SANYO) LA9242M-MPB-E IC202 16-LC78603E0021 IC (SANYO) LC78603

46、E-8628E Q14,16 11-MMBT85500021 SMD TRANSISTORS MMBT8550D (SOT23) Q15 11-2SB764E00021 TRANSISTORS 2SB764-E (SANYO) XT3 31-018169302220 CRYSTAL 16.9344MHZ HC-49/US +-20PPM CD PCB ASSY PARTS LIST 14 MC-DX50i STANDBY PCB SUB POWER PCB 15 MC-DX50i REF.NO. PARTS NO. DESCRIPTION REMARKS 05-DX32I0300000 PCB

47、A-STANDBY -120V 48-03DX01500123 STANDBY PCB 60 x80mm 94V0 R3 C301 25-056102040111 MT-FILM CAP 0.01UF 275V +-10% OKAYA C313,314,315,316 25-016200940121 CERAMIC CAP 0.02UF 50V +-10% CN301 43-012200130120 WAFER 2mm 3P 180C CN302,303 67-102200240020 EYELET 2x4mm D309,310,311, 12-1N4001000021 RECTIFIER DIODE 1N4001 1A 50V D312,313 FU1 46-074100300020 SUBMINIATURE FUSE D8.5xH8mm 100mA/250V RL301 46-50MC23000000 RELAY ME-7-009 HL(