GrundigRCD405ServiceManual2 维修电路图、原理图.pdf

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1、RCD 405Allgemeiner Teil / General Section GRUNDIG Service1 - 1 RCD 405 * Service Manual RCD 405 Sach-Nr./Part No. 72010-752.30 Service Manual Sicherheit Safety Sach-Nr./Part No. 72010-800.00 Zustzlich erforder- liche Unterlagen fr den Komplettservice: Additionally required Service Manuals for the Co

2、mplete Service: SERVICE MANUAL nderungen vorbehaltenPrinted in GermanyService Manual Sach-Nr. Subject to alterationVK 232 1296Service Manual Part No.72010-752.30 H I F I C D R E C E I V E R R C D 4 0 5 R D S POWER IO POWER IO PAUSE PAUSE PLAYPLAY REPEAT REPEAT SHUFFLE SHUFFLE INFOINFO STOPSTOP OPEN/

3、 CLOSE OPEN/ CLOSE SKIP/STATION SKIP/STATION SEARCH/TUNING SEARCH/TUNING MEMORY MEMORY CANCEL CANCEL EDITEDITTAPE/AUX TAPE/AUX CDCD TUNER BAND TUNER BAND DEFEAT DEFEAT VOLUME VOLUME LOUDNESS LOUDNESS HEADPHONES HEADPHONES TREBLE TREBLE BASS BASS BALANCE BALANCE RRLL + + - - ANT/CABLE ANT/CABLE MONO

4、MONO 59 8A EPA 3 TUNED ANTENNA RC 400 VOLUME-+ TUNERSTATION TAPE CD SLEEP PTY DISC+ RCD 405(9.79810-8151 / G.LG 19-51) RC 400(75954-032.17) Service Manual RCD 400 Sach-Nr./Part No. 72010-747.05 Das Gert RCD 405 ist eine Weiterentwicklung des Gertes RCD 400. In diesem Service Manual sind nur die gend

5、erten Platinenabbildungen, Schaltplne und die Ersatzteilliste enthalten. Fr den Service bentigen Sie die Service Manuals RCD 400, RCD 405 und das Service Manual Sicherheit. The unit RCD 405 is a modification of the unit RCD 400. In this Service Manual only the altered PCBs, circuit diagrams and the

6、spare parts list are included. For the Service the Service Manuals RCD 400, RCD 405 and the Service Manual Safety are needed. Allgemeiner Teil / General SectionRCD 405 1 - 2GRUNDIG Service Es gelten die Vorschriften und Sicherheitshin- weise gem dem Service Manual Sicherheit, Sach-Nummer 72010-800.0

7、0, sowie zustzlich die eventuell abweichenden, landesspezifischen Vorschriften! The regulations and safety instructions shall be valid as provided by the Safety Service Manual, part number 72010-800.00, as well as the respective national deviations. General Section Test Equipment / Aids Digital volt

8、meter, Sweep generator, Test generator, Stereo coder, AF generator, Oscilloscope, AF voltmeter, Distortion meter Please note the Grundig Catalog Test and Measuring Equipment obtainable from: GRUNDIG electronics GmbH Wrzburger Str. 150 D-90766 Frth/Bay. Tel. 0911/703-0 Telefax 0911/703-4479 Allgemein

9、er Teil Megerte / Memittel Digitalvoltmeter, Wobbler, Mesender, Stereokoder, Tongenerator, Oszilloskop, NF-Voltmeter, Klirrfaktormegert Beachten Sie bitte das GRUNDIG Metechnik-Programm, das Sie unter folgender Adresse erhalten: GRUNDIG electronics GmbH Wrzburger Str. 150 D-90766 Frth/Bay. Tel. 0911

10、/703-0 Telefax 0911/703-4479 Inhaltsverzeichnis Seite Allgemeiner Teil Megerte / Memittel . 1 - 2 Technische Daten . 1 - 3 Bedienhinweise . Service Manual RCD 400 S. 1 - 4 Ausbauhinweise . Service Manual RCD 400 S. 1 - 13 Abgleichvorschriften Tuner. Service Manual RCD 400 S. 2 - 1 Platinenabbildunge

11、n und Schaltplne Display .Service Manual RCD 400 S. 3 - 1 IC-Block-Diagramme TDA1313T, SAA6579T . 3 - 6 IC-Block-Diagramme TDA7294, LC7821 . 3 - 16 Druckplattenabbildungen: CD . 3 - 1 Tuner . 3 - 7 Netzteilplatte, Hauptplatte, Kopfhrerplatte, Display- und Tastenplatten. 3 - 8 Klangreglerplatte, Laut

12、strkeplatte, Regulatorplatte . 3 - 10 Detailschaltplne: CD . 3 - 2 Tuner . 3 - 4 Hauptplatte, Kopfhrerplatte, Display- und Tastenplatte, Netzteilplatte, Klangreglerplatte, Lautstrkeplatte, Regulatorplatte . 3 - 11 Verdrahtungsplan. 3 - 14 Ersatzteilliste und Explosionszeichnungen Explosionszeichnung

13、 RCD 405 . 4 - 1 Explosionszeichnung CD-Laufwerk . 4 - 2 Ersatzteiliste. 4 - 3 Table of Contents Page General Section Test Equipment / Aids . 1 - 2 Specifications . 1 - 3 Operating Hints . Service Manual RCD 400 S. 1 - 8 Disassembly Instructions . Service Manual RCD 400 S. 1 - 13 Adjustment Procedur

14、es Tuner. Service Manual RCD 400 S. 2 - 2 Layout of the PCBs and Circuit Diagrams Display .Service Manual RCD 400 S. 3 - 1 IC Block Diagrams TDA1313T, SAA6579T . 3 - 6 IC Block Diagrams TDA7294, LC7821 . 3 - 16 Layout of PCBs: CD . 3 - 1 Tuner . 3 - 7 Mains Board, Main Board, Headphone Board, Displa

15、y and Key Boards . 3 - 8 Tone Control Board, Volume Board, Regulatot Board . 3 - 10 Circuit Diagrams: CD . 3 - 2 Tuner . 3 - 4 Main Board, Headphone Board, Display and Key Board, Mains Board, Volume Board, Regulator Board . 3 - 11 Wiring Diagram . 3 - 14 Spare Parts List and Exploded Views Exploded

16、View RCD 405 . 4 - 1 Exploded View CD Drive Mechanism . 4 - 2 Spare Parts List . 4 - 3 DGB RCD 405Allgemeiner Teil / General Section GRUNDIG Service1 - 3 Technische Daten Verstrker Ausgangsleistung (DIN45500) Musikleistung (4) . 2 x 80W Sinusleistung (4, 0,7% Klirrfaktor, 1kHz) . 2 x 50W Eingangsemp

17、findlichkeit / Impedanz Line IN . 180mV / 47k Klirrfaktor Sinusleistung -1dB, 8, 1kHz . 0,01% Geruschspannungsabstand . 94dB Tuner Empfindlichkeit Mono (S/N = 26 dB) . 1,1V Stereo (S/N = 46 dB) . 35V Wellenbereiche FM. 87,50 . 108,00MHz MW . 528 . 1605kHz CD Linearitt Frequenzgang 0,1dB . 20 . 20000

18、Hz Signal- / Rauschspannungsabstand . 96dB Klirrfaktor THD . 80dB Dynamikbereich . 96dB Allgemeines Spannungsversorgung Betriebsspannung . 230V Frequenz. 50/60Hz max. Leistungsaufnahme. 200W Leistungsaufnahme in Standby . 12W Abmessungen B x H x T . 435 x 75 (+12) x 300mm Gewicht .5,3kg Specificatio

19、ns Amplifier Output power (DIN45500) Music (4) . 2 x 80W Nominal (4, 0.7% distortion, 1kHz) . 2 x 50W Input sensitivity / impedance Line IN . 180mV / 47k Distortion Nominal power -1dB, 8, 1kHz . 0.01% Signal-to-noise ratio . 94dB Tuner Sensitivity Mono (S/N = 26 dB) . 1.1V Stereo (S/N = 46 dB) . 35V

20、 Wave ranges FM. 87.50 . 108.00MHz MW . 528 . 1605kHz CD Frequency ranges 0.1dB. 20 . 20000Hz Signal-to-noise ratio . 96dB Distortion THD. 80dB Dynamic range . 96dB General Power supply Voltage. 230V Frequency . 50/60Hz max Power consumption . 200W Standby power consumption . 12W Dimensions W x H x

21、D. 435 x 75 (+12) x 300mm Weight.5.3kg Notizen / Notes Platinenabbildungen und Schaltplnen / Layout of PCBs and Circuit DiagramsRCD 405 3 - 1GRUNDIG Service Platinenabbildungen und Schaltplne / Layout of PCBs and Circuit Diagrams Platinenabbildungen CD-Teil / Layout of the PCBs CD Part 1 + C166 1 P1

22、C KR162 28 15 14 1 IC02 IC05 IC03 24 12 13 1 IC01 R163 C109 R142 C133 R103 R120 J19 R117 C114 R112 R114 C129 R129 R128 R132 R143 + C139 + C135 +C120 + C117 + C102 + C197 R101 R121 C163 M C137 C134 M C136 M C138 M C122 R118 C119 C162 C112 M C116 R104 C124 C125 C127 C131 C128 C106 C108 R124 C110 C111

23、C105 R162 P2C IC04 CT101 FC101 J8 + + C140 C130 1 IC06 J22 J7 + C103 C118 R126 M C141 J21 M C164 R113 J17 M C165 R105 R141 R127 R133 C126 M C142 J5 C199 C113 M C104 J1 J10 R139 M C198 R192 J12 C196 + C193 + C191 R102 C107 J3 M C192 J2 C101 M C194 IC07 J4 R119 J18 J15 J16 J14 J6 J9 J13 R147 R115 R145

24、 J20 R191 R111 R161 R125 R146 R116 C115 J11 SLE+ SILD MOT- SLE- MOT+ +10V CDL GND GND GND STANDBY CDR SIDA SICL RAB HOME 16.9.96530.0283.01 1 12 23 34 44 16 1 1 1 1 1 16 16 1 1 23 34 44 + C166 1 P1C KR162 28 15 14 1 IC02 IC05 IC03 24 12 13 1 IC01 R163 C109 R142 C133 R103 R120 J19 R117 C114 R112 R114

25、 C129 R129 R128 R132 R143 + C139 + C135 +C120 + C117 + C102 + C197 R101 R121 C163 M C137 C134 M C136 M C138 M C122 R118 C119 C162 C112 M C116 R104 C124 C125 C127 C131 C128 C106 C108 R124 C110 C111 C105 R162 P2C IC04 CT101 FC101 J8 + + C140 C130 1 IC06 J22 J7 + C103 C118 R126 M C141 J21 M C164 R113 J

26、17 M C165 R105 R141 R127 R133 C126 M C142 J5 C199 C113 M C104 J1 J10 R139 M C198 R192 J12 C196 + C193 + C191 R102 C107 J3 M C192 J2 C101 M C194 IC07 J4 R119 J18 J15 J16 J14 J6 J9 J13 R147 R115 R145 J20 R191 R111 R161 R125 R146 R116 C115 J11 SLE+ SILD MOT- SLE- MOT+ +10V CDL GND GND GND STANDBY CDR S

27、IDA SICL RAB HOME 16.9.96530.0283.01 12 1 16 1 1 1 1 1 1 16 16 Ansicht von der Ltseite / View of solder side Ansicht von der Bestckungsseite / View of component side GRUNDIG Service1-1 RCD 405Platinenabbildungen und Schaltplne / Layout of PCBs and Circuit Diagrams GRUNDIG Service1-2 RCD 405Platinena

28、bbildungen und Schaltplne / Layout of PCBs and Circuit Diagrams 3 - 23 - 3 Schaltbild CD-Teil / Circuit Diagram CD Part + 4U7/50 C166 4.7 R101 M 0.1 C136 KR162 C133 47n 10K R145 4 1 2 3 5 6 8 11 12 10 9 7 P1C 4.7 R163 M 0.1 C116 10P C163 100K R162 4.7 R139 MOTO2 MOTO1 CROUT CRIN CL16 TIMING RAB CL D

29、A END FRONT- PLL PLL DIGITAL DEMODULATOR EFM SRAM ADDRESSER RAM CONTROL MOTOR INTERFACE PROCESSOR MICRO- DOBM REGISTER CRC CHECK Q-CHANNEL Q-CHANNEL PROCCESSOR AUDIO FLAGS CORRECTOR ERROR IREF ISLICE HFREF HFIN FACE INTER- EBU FACE INTER- DATA SERIAL DATA WCLK SCLK 8 2 19 20 21 154416141317273231302

30、84232233435363738394041424365 10 9 7 24 12 11 IC03 SAA7345GB M C165 0.1 4.7 R121 + 33U/16V C139 22n C101 M 0.1 C104 100 R161 12K R133 12K R132 4.7 R192 M C142 0.1 + 33U/16V C135 1K R119 M 0.1 C138 VSSAVSSDVDD1VDD2 SL RA VRL FO LDON R2 R1 D4 D3 D2 D1 XIN uP INTERFACE OUTPUT STAGE CONTROL PART CLCL CL

31、 FUNCTION CONTROL PREPROCESSING A/D GENERATOR VREF XR CLDIVIDER XTAL OSCILLATOR 5 6 7 9 10 11 8 2 23 22 24 2820211514312 25 26 27 1 16 19 13 IC02 TDA1301T LDON A4A3A2A1 FILTERS 6 LP AND A1-A6 6 AMP NC + I/IV + LP AMP uP 12 9 4 3 1 6 2 5 7 1314 16 20 23 19 24 22 21 15 18178 IC01 TDA1302T + 10u/50v C1

32、20 + 47u/50v C117 1n C118 1K R120 24K R105 M 0.1 C137 M 0.1 C122 M C192 0.1 12K R115 - - + + 10145 2 1 6 7 9 12 13 16 IC04 TDA7073A IC05 TDA7073A + 330u/16v C140 + 33U/50V C102 47n C134 390 R118 430 R117 1n C119 430 R112 47n C114 47n C115 430 R111 1n C112 12KR114 100K R104 22n C105 47n C113 220P C12

33、5 220P C126 220P C129 220P C128 220P C127 1n C106 10K R129 10KR128 10K R127 10KR126 10K R125 10K R124 22n C110 220P C124 12K R113 C109 U1 1n C111 47P C108 IN REF OUT IC06 1K R102 + 33U/50V C191 22K R103 10KR142 M C194 0.1 10P C162 10KR141 R14310K 10KR147 2n2 C107 + 33U/50V C193 M C198 0.1 470 R146 6

34、 5 4 3 2 1 P2C 4.7 R191 + 22U/50V C197 M C141 0.1 M C164 0.1 1n C199 1 R116 1n C196 VDDA VDDO VSSA VSSO VSSD VDD LRSEL/RSI 4/8FSSEL SI/LSI LIN LOUT VREF ROUT RIN BCK WS 2 15 16 3 1 14135126117 8 4 9 10 IC07 TDA1313T 560P C131 - - + + 1014 5 6 7 2 1 16 13 12 9 1n5 C130 + 4U7/50V C103 MOT+ MOT- SLEDGE

35、+ SLEDGE- FOC+ FOC- HOME RAD+ RAD- CD+B CD+B +5V +10.5V +5V +5V +5V +5V +5V +5V +5V +5V MC7805CT 7 6 5 4 3 2 1 3 2 1 CT101 10 9 8 7 6 5 4 3 2 1 FC101 SIDA SICL RAB SILD CDR CDL CD+B GND GND STBYCD ECO:96-0227 +4.7V 16.9344MHZ +1V +1V +1V +4.3V +1.8V+1.3V +2.3V ca. 1.5Vss +5.3V +4.8V +5.1V +5.1V +5V +10.5V +10.4V +5.1V +4.3V +4.8V +5.4V +2.5V +2.5V +2.5V +2.5V +2.5V +2.5V +2.5V ca. 200mVeff ca. 100mVeff ca. 7mVeff +3.3V +2.5V +2.5V TO MAIN BOARD WT