Kenwood-RXDM52L-cs-sm 电路图 维修手册.pdf

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1、70% In compliance with Federal Regulations, following are repro- duction of labels on, or inside the product relating to laser product safety. KENWOOD-Crop. certifies this equipment conforms to DHHS Regulations No.21 CFR 1040. 10, Chapter 1, subchapter J. DANGER : Laser radiation when open and inter

2、lock defeated. AVOID DIRECT EXPOSURE TO BEAM. MICRO HiFi COMPONENT SYSTEM RXD-M52-L SERVICE MANUAL 2000-6/B51-5639-00 (K/K) 3453 (HM-532-L) Panel (A29-1104-04) Knob (K29-7770-13) Knob (K29-7773-04) Front glass (B10-3606-03) Indicator (B12-0398-04) Dressing panel * (A21-) Knob (K29-7772-14) Knob (K29

3、-7769-03) Escutcheon (B07-2525-12) * Refer to parts list on page 27. Althrough this service manual is described MD circuit description, it is no concern with RXD-M52(deck version). RadioFans.CN 收音机爱 好者资料库 (T90-0852-05) (A70-1401-05): KMX.RC-M0302 (A70-1403-05): TEH.RC-M0302E Battery cover (A09-1161-

4、08) (E30-5828-05) (T90-0858-05)(J02-0624-08) AM loop antenna (1) Remote control unit (1)Batteries (R6/AA) (2) Feet for speaker (8) Speaker cords(2) FM indoor antenna (1) * AC plug adaptor (1) (E03-0115-05) * Use to adapt the plug on the power cord to the shape of the wall outlet. (Accessory only for

5、 regions where use is necessary) RXD-M52 2 CONTENTS / ACCESSORIES / CAUTIONS CONTENTS / ACCESSORIES / CAUTIONS. 2 EXTERNAL VIEW.3 CIRCUIT DESCRIPTION.4 ADJUSTMENT.7 PARTS DESCRIPTIONS .8 PC BOARD . 9 SCHEMATIC DIAGRAM . 13 EXPLODED VIEW .25 PARTS LIST.27 SPECIFICATIONS .Back cover Contents Accessori

6、es Operation to reset The microcomputer may fall into malfunction (impossibility to operate, erroneous display, etc.) when the power cord is unplugged while unit is ON or due to an external factor. In this case, execute the following procedure to reset the microcomputer and return it to normal condi

7、tion. Please note that resetting the microcomputer clears the contents stored in and it returns to condition when it left the factory. Unplug the power cord from the power outlet then, while holding the menu/demo key depressed, plug the power cord again. menu /d emo Cautions SYSTEMMAIN UNITDESTINATI

8、ONSPEAKERCOLOR HM-532-LRXD-M52-LKETMXHLS-M52-LBLUE System configuration RadioFans.CN 收音机爱 好者资料库 RXD-M52 3 EXTERNAL VIEW + - + - Oscillating module (W02-2732-05) AC power cord * (E30-) AC power cord bushing (J42-0083-05) Lock terminal board (E70-0127-05) Pin jack (E63-1082-05) Lock terminal board (E7

9、0-0053-05) Pin jack (E63-0164-05) * Refer to parts list on page 27. RadioFans.CN 收音机爱 好者资料库 RXD-M52 4 CIRCUIT DESCRIPTION CD mecha unit CDM-34 DECK mecha unit NJU3713D (IC4) EXPANDER IC X28 MDM-06 MD mecha unit HD6432227N01FA Back up circuit A/D X29, IC1 M30624MG-304FP(DECK) -303FP(MD) SIO SIO PWM M

10、ain uCOM PWM A/D A/D AMP hadrware circuit AMP_ system_IC (input selecter) TUNER unit (RDS unit) CD TAPE MD TUNER AUX X29, IC8 A/D A/D A/D INT INT RESET EEPROM INT INT UARTA/D A/D encoder REM stnby eject cd md/ tape Key matrix (8keys X 2 lines) LCD module (6464dot) LCD driver RESET The value shown in

11、 ( ) is the voltage measured at the moment of STOP. The voltage followed by (REC) refers to the value during MD RECORDING. KMOQSLNPRT 2 1 3 5 7 4 6 IC8 (X29-270X-XX) SW PCB (X29-2660-00) CD MECHANISM (D40-1674-05) / CDM-34(B) TRAVERSE UNIT (D40-1639-05) PICKUP C A B A1 CN3 AUX IN 3 AUX OUT 4 Lch AUX

12、 OUT 2 AUX IN 1 Rch FM75 AM ANT J2 GND J1 Q10 D21 CN4 LD ON/OFF Q12 Q11 RF AMP Q16 Q17 Q19 Q18 CD FOCUS BIAS V/H CHANGE-OVER FE BIAS (VERTICAL) FE BIAS (HORIZONTAL) CD DISC SENSOR LOAD DISC SENSOR E1 D24 B LINE B LINE GND LINE SIGNAL LINE RECORDING LINE B A PD E C D F LD SLED MOTOR STL SW DISC MOTOR

13、 Q1 D1 Q4 D4 Q2 D2D3 Q3 (H: DISC DETECTOR 8cm DISC (H: DISC DETECTOR 12cm DISCDISC IN EXSIT) (L: DISC EXSIT)EXSIT) S1 POSITION DETECT LOADING STOP LOADING MOTOR M M CN4 CN2 CN3 CN1 IC1: IC2: S-80840ANY IC3: IC4: IC5: uPC2905HF or IC6: M62498AFP IC7,11,13: NJM2100M IC8: CXA1821M IC9: CXD3017Q IC10: B

14、A5801FS IC12: BU1923F IC14: TA79005SB Q1,4: 2SC4081(R,S) or 2SC4116(Y,GR) Q2,16-19: 2SA1576A(R,S) or 2SA1586(Y,GR) Q3,7,11: UN5112 or DTA124EUA Q6,15: UN5212 or DTC124EUA Q10: 2SA1577(Q,R) Q12: UN5216 or DTC143TUA Q13: 2SC4213(B) Q20-22: 2SK2158 Q28: 2SB1640 D1,4,21,22,26: MA111 D2: 1SS402 D3: UDZ3.

15、9B D10: DAN202U D12: UDZ5.1B D24: DA204U RXD-M52-L (X29-270X-XX) RD-VH5MD-L/S (X29-2702-71) RD-M72MD (X29-2702-72) RD-VH5MD-L/W/S (X29-2700-00) RD-IT2000MD-R (X29-2700-01) TUNER PACK (AM/FM) CD RF3T CHANGE-OVER LM2940CT-5.0 Q29,30DTC143TUA or: UN5216 D25: UDZ2.7B M 2/4 X28- CN2 1/4 CN1 X33- 2/4 X28-

16、 E1 20 19 18 17 16 15 14 13 12 11 VCC L DON LC/PD RFE RFO FE FE-BIAS TE VC EO 1 2 3 4 5 6 7 8 9 10 LD PD A B C D VEE F E EI PLL CE S LEVEL 11 13 12 3 1 2 4 GND AM IN FM DET SD(TUNED) 4 3 6 5 8 7 10 9 Lch ST(STEREO) Rch GND +9V PLL DATA PLL CLK 2 DE-EMPH/MONO 1 PLL DO BSW2 12SW BSW1 D IN SW M STOP SW

17、 5V SW GND LOD+ LOD- SLD- SLD+ SLT SW DM+ DM- FCS- TRK- TRK+ FCS- GND D B C A LD PD VR VC VCC F E 220K100K220K100K 100 100 C103C101 R187 220P R181 220P R185 R183 1K C102 C104 220P R182 220P R186 R184 1K R188 W21 59 58 94 4 65 63 61 60 66 L6 1 6 4 3 2 5 8 7 10 9 12 11 16 15 14 18 17 20 19 23 22 21 24

18、 13 27 26 25 28 29 31 30 R2 200K R1 200K R11 13K R12 30K R9 91 10uH L1 100u4 C1 + 10 R7 4VCC 3LD 2VC 1RF 47K R8 Q10 5.1K R23 15P C5 10P C4 1.0 R80 22K R22 R21 30K 10K R16 22K VR1 22K VR2 10K R14 R15 10K 220 R18 22K R17 10K R91 R19 100 R20 100 C3 47u4 + R13 10K 82 81 + 330u6.3 33 34 37 36 35 45 46 32

19、 48 47 15K R66 R65 10K 1 15K R67 10KR68 100 R71 10K 15K R72 87 10K R69 88 R70 15K R10 4.7K Q12 VR1VR2 Q16-18 +9V 42 7 41 36 10u50 + C113 220K R189 10u50 + C114 220K R190 41 39 42 86 27 Q19 C146 1 B +B R4 R1 R2 LAND SHORT FOCUS COIL TRACKING COIL VCC F E VC PD VR LD C A B GND D TRK- FCS- TRK+ FCS+ C1

20、 IK VR1 C2 C3 VC VCC SLD- STL SW SLD+ DM- DM+ GND 8SW1 DINSW 8SW2 12SW LOD- LOD+ GND MSTOP +5V R3 W1 Q1,2,D1,2Q4,D4Q3,D3 1 2 3 4 5 6 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 3 2 1 4 5 7 6 9 8 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 E F VCC VC VR PD LD A C B

21、D GND FCS- TRK+ TRK- FCS+ DM- DM+ SLT SW SLD+ LOD- LOD+ SW GND SW 5V M STOP D IN SW 8SW1 12SW 8SW2 SLD-SLD-1 SLT SW3 SLD+2 DM+ SLT GND 5 4 DM-6 1 2 3 4 5 6 7 8 9 LOD- LOD+ SW GND SW 5V M STOP D IN SW 8SW1 12SW 8SW2 E 1 VCC 3 F 2 VR VC 5 4 LD PD 7 6 A 8 9 C TRK+ 14 GND 12 B 10 11 D FCS- 13 FCS+ 16 TR

22、K- 15 0-11 2-73 0-21 UNIT No. AUSTRALIA KOREA EUROPE U.K. H E X T DESTINATION COUNTRY U.S.A. GENERAL MARKET ABB. M K BC YES DE 165,167,169,252,254 C107,108,117,118,152, NO C111, 112 YES A1 W02-2741 C151 220u16 100u16 C154 M30624MG-304FP IC1 SI-3120F IC3,4 NO IC14 YES R16-18,63,64,116, 147,241,242232

23、,237,238 R117,231, NO R118 YES NO NO YES NO NO YES R120 YES NO YES R121 NO YES R122 YES S1 YES 15 Q12, YES VR1 YES W8,31 SI-3025F C NO T,T2 E HKOREA U.K. EUROPE2-71YES ABB. DESTINATION COUNTRY UNIT No.B W02-2742 165,167,169,252,254 C107,108,117,118,152, YES DEA1 NOYES100u10 112 C111, M30624MG-303FP

24、IC1IC3 NO R116, 241,242 Q12, 15 YESSI-3050FYES IC4IC14 YES R16-18,63,64,117, 147,231,231,237,238 NOYES W8,31 YESNOYES S1VR1 SI-3025FNO C YES2-72EUROPEE HKOREA T ABB. U.K. COUNTRY DESTINATION UNIT No.B 100u10YESNOW02-2742 C107,108,117, 118152,169 EDA1 C111,112,165, 167,252,254 M30624MG-303FP IC1IC3 N

25、ONOSI-3050FNO 15 Q12, IC4IC14 123,147,237,238,241,242 R16-18,63,64,116,119,120, YESNONONO W8,31S1VR1 YES NO R123R119 C107,108,117,118,152, 165,167,169,252,254 JAPAN0-00J,J1,J3YESNOW02-2740 COUNTRY DESTINATION ABB. UNIT No.DBCA1E YESNO100u10M30624MG-303FPSI-3050FSI-3025FYESYESYESNO C111, 112 IC1 15 I

26、C4IC3IC14 Q12, 123,147,231,232,238,239 R16-18,63,64,117,119,120, YESYESNO VR1S1W8,31 YES 118,152,169 C107,108,117,DESTINATION COUNTRYABB. JAPAN0-01J2 UNIT No. 167,252,254 NOYES100u10M30624MG-303FP C111,112,165, IC1 122,147,238,239,241,24215 SI-3050FSI-3025FNONONO IC4IC3IC14 Q12, R16-18,63,64,116,118

27、,121, NONO VR1S1W8,31 NO 122 R118,121, 123 R119,120 122,231,232 R117,118,121, R116,118,121, 122,241,242 YESNOW02-2740 EDCBA1 154 C151, 154 C151, C151, 154 C151, 154 R117,119,120, 123,231,232 C2 Q11 YES NO NO W02-2742 R221 100 R222 100 R223 100 80 +9V 0.022 C6 2.2u100 C139, 140 4.7u50 C139, 140 140 1

28、40 C139, 2.2u100 4.7u50 C139, C253 100P 140 4.7u50 C139, +B +B +B +B +5V +B +5V +5V +B 9.1V 5.1V 3.3V 1.6V 3.3V 2.0V 1.6V 1.6V 1.3V 1.2V 1.6V 1.6V 1.6V 2.0V 1.9V 4.2V 1.7V 1.7V 1.7V 1.7V 3.3V 1.6V The DC voltage is an actual reading mea- sured with a high impedance type voltmeter. The measurement va

29、lue may vary depending on the measuring instruments used or on the product. Refer to the voltage during PLAY unless otherwise specified; The value shown in ( ) is the voltage measured at the moment of STOP. CAUTION: For continued safety, replace safety critical components only with manufacturers rec

30、ommended parts (refer to parts list). indicates safety critical components. For continued protection against risk of fire, replace only with same type and rating fuse(s). To reduce the risk of elec- tric shock, leakage-current or resistance measurements shall be carried out (exposed parts are accept

31、ably insulated from the supply circuit) before the appliance is returned to the customer. 2SA1286-T11 2SA992 2SC1845 2SC3940A 2SD863 DTA124ESA DTC124ESA UN4112 2SA1048 2SC1740S 2SC2458 DTC143TUA UN5216 2SA1576A 2SA1586 2SC4116UN4212 2SC4081DTA124EUA DTC124EUA HA12136A TA8409SNJU3713DBA3126N HA12219N

32、TNJM2904MLM2940CT-5.0 DAN202UDA204UUN5212 SI-3050CBU1923FNJM2100M S-80840ANY UPC2905HFCXA1821M UVXZABADWYAAAC IC10 IC9 IC6 (X29-270X-XX) (BOTTOM VIEW) CN7 D22 Q13 Q28 +3.3V AVR (CD) CD SPINDLE CONTROLLER 6ch BTL DRIVER BIAS CHANGE- V/H Q15 IC11(1/2) IC11(2/2) IC13(2/2) IC13(1/2) OPE AMP D.S.P (CD SC

33、OR) AMP VOLTAGE (CD SENS) Q22AMP VOLTAGE Q21 (1/2) Lch D3 OPE AMP Rch IC7(2/2) (CD SQSO) VOLTAGE AMP Q20 CN8 TRACKING OVER CD VOLTAGE A B E C SOUND CONTROLLER IC7 Q29 Q30 OPE AMP D25 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 REG BASE REG OUT PRE VCC POW VCC SF

34、OUT SR OUT TF OUT TR OUT FF OUT FR OUT POW GND 1 HEAT GND POW GND 2 SPF OUT SPR OUT LD OUT 1R LD OUT 1F LD OUT 2R LD OUT 2F LD VCC N.C. N.C. VREF OUT 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 SF IN SR IN TF IN TR IN FF IN FR IN SOP IN+ SOP IN- SOP OUT BIAS PR GND REGMUT

35、 DRMUT LD IN 1R LD IN 1F LD IN 2R LD IN 2F LD CNT1 LD CNT2 C-F C-T C-S 123456789 10 11 1213 14 15 1617181920 21 222324 25 26 H +5V H GND +3.3V BACK UP CTXD CRXD BACK ON CE RST A IN R D GND A IN L -5V D GND A GND A OUT R A +5V A OUT L D +5V D IN 2 M +5V D IN 1 M +5V M GND D OUT M GND REF AMP. B A REC

36、-B SW TREBLE TREBLE VOLUME1 INPUT ATT SW INPUT REC-C SW REC-A SW B A LOUDNESS SW SELECTOR1 INPUT TONE VOLUME1 MAIN MID1BASS1 1 SURROUND REC-C SW REC-A SW A B INPUT ATT SW REC-B SW INPUT VOLUME2 A2 VOLUME A1 SELECTOR VOLUME SELECTOR A B SELECTOR2 IN OUT TONE A A B B MID2BASS22 LOUDNESS MAIN VOLUME2 S

37、W VOLUME1 SELECTOR MAIN VOLUME B A VOLUME MICRO COMPUTER INTERFACE SELECTOR A B MAIN VOLUME2 42 41 39 40 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 1200P C141 220P 1K R205 2.2u50 C135 + R207 2.2 1/4W C232 47P R201 6.8K R203 10K C125 0.1 C

38、129 C131 0.082 10u50 C123 + 12K R243 12K R241 C107 1 4.7u50 C149 + 1 C111 C105 1 C109 1 C147 82P 56P C137 0.056 0.15 C127 C133 68P C138 68P C148 1200P C134 1K R206 2.2u50 C136 + 6.8K R202 10K R204 0.1 C126 0.15 C130 0.056 C132 0.082 C128 10u50 C124 + 4.7u50 C150 + C112 C108 1 12K R244 12K R242 1 C11

39、0 C106 1 C120 47P C118 220P C116 220P 220P C142 C117 220P C115 220P C119 47P C145 10u50 + C144 10u50 + C143 47u25 + R62 1K R61 1K C37 1000P C38 0.1 85 84 R79 220K R53 1.8K R52 0.047 R54 4.7K R51 R55 0.01 C40 10K C39 1.8K 22K 35 34 33 32 36 48 47 46 45 C235 22P 37 0.1 R85 1/4W 1/4W 10 R78 C35 470u4 +

40、 28 29 30 31 32 33 220K R56 Q14,15 100P C213 C231 2.2 R313 100 0.33u5.5 + C212 4.7u50 C201 + 4.7u50 C202 + 20uH L2 L5 L4 78 79 77 30 93 29 6 5 7 3 2 8 4 1 2 3 1 5 6 8 4 7 100 R312 100 R311 39K R320 7.5K R318 39K R319 7.5K R317 100P C209 6.8K R308 100P C210 R322 1K 100u10 + 3.9K R306 4.7K R304 3.9K R

41、309 R315 3.3K 100K R301 R303 4.7K 820P C207 C203 1200P R305 3.9K 3.3K R316 100K R302 3.9K R310 C208 820P 1200P C204 6.8K R307 R167 R314 10K 1/4W 2.2 41 42 7 36 73 74 A VDD C8 PCO FILI FILO CLTV A VSS RFAC BIAS SYI ASYO A VDD IGEN A VSS ADIO RFDC CE TE 1.0 R75 C237 33P 220P C7 R25 100K 42 41 R24 15K

42、C9 0.022 R35C14 0.47 48 C238 33P 44 43 42 41 C13 1000P R34 33K 45 47 46 2700P C16 C17 1500P R36 1M C15 0.01 R37C18 0.04710K R74 R38 3.3K 100K 50 49 52 51 3.3K R39 54 53 57 56 55 25 SE FE VC XTEL TES1 TEST VSS FRDR FFDR TRDR TFDR SRDR SFDR SSTP MDP LOCK 15K 39 39 40 R26 38 37 36 35 30 32 33 32 34 33

43、31 30 31 27 29 28 29 28 27 26 Lch FOK DFCT MIRR C OUT 23 24 22 21 GFS C2PO SCOR WFOK XUGF XPCK SPOA SPOB XL ON VDD ATSK Rch SENS SCLK XLAT CLOK SYSM DATA XRST 18 19 20 14 15 16 17 12 13 10 11 R32 47K 8 R30 470 R29 470 R27 470 470 R31 8 9 6 7 220P 4 5 0.1 2 3 R28 C12 220 R42 C11 470 3 2 7 26 5 6 C236

44、 D OUT VDD VSS C78 R40 150 2.2 22P C19 1000P C43 0.1 58 60 59 A VSS 2 C22 67 BCK LRCK PCMD R77 R76 2.2 2.2 61 62 EMPH X VDD XTAI XTAO 65 63 64 66 15P1000P 33.8688MHz 2200P 33P C20 X3 C23 R41 1M C21 12P A OUT I X VSS A VDD 1 C27 220u6.3 68 69 + L OUT 1 A IN 1 A VSS 1 70 71 R81 1K C45 100P 72 73 R47 1

45、5K 100P C26 + 100P C33 8 R45 15K 820P C41 22u50 R43 9.1K R49 1K C31 6 5 4 7 22u50 77 L OUT 2 A IN 2 A OUT 2 C46 100P 75 74 76 R82 1K A VDD 2 RMUT SQSO SQCK LMUT 79 78 80 100P 2 330u6.3 + C24 + C32 820P 3 1 R48 15K R46 15K R44 9.1K C42 C34 C10 100P 1 36 37 2.2 R73 26 26 14 470P 42 42 14 8 +12 0.1 C16

46、1 3 A GND 12 REC R PLAY R 7654 REC L PLAY L A +12V BIAS C158 0.1 11 L GND 9 M GND 10 M +12V 13 N.C 12 L +7V +12V +12V +7V C205 83 R64 180K 2.2M R63 R57 1M 430K R58 BIAS GND C50 100P C49 C211 0.1 220u10 C36 + +7V +9V+9V +7V +7V +5V +B +7V +7V+7V +7V +5V+5V +7V 4.7K R33 W8 1K R321 1 1000P C83 C28 2200

47、P 100P R323 6.2K6.2K R324 6.8K R325 6.8K R326 54 100P C244 100P C243 L7 20uH 1 C225 C226 2.2 100P C224 0.033 C254 +B +5V 5V +5V +5V +12V +12V +B +B 5V +B +B +B +B +B +B +B +B +B +B +B +B +B +B +5V +B +B +B 5V +5V +B +B +B +B 3.3V 0V 0V 3.3V 5.0V 3.3V 3.3V 3.9V 3.9V 3.9V 3.9V 3.3V 7.1V 3.3V 3.3V 3.3V

48、 3.3V3.3V 3.3V 5.1V2.5V 2.5V 2.5V 2.5V 5.1V 5.1V 5.1V 5.1V 5.1V 2.5V 2.5V 2.5V 2.5V 2.5V 2.5V 12.1V 7.1V 12.0V 6.8V 6.2V 3.3V 5.1V 7.1V 7.0V 1.6V 1.6V 0V 3.6V H : 3.6V V : 3.5V H : 3.5V V : 3.7V 7.1V H : 0V V : 4.5V V : 0V H : 3.0V V : 4.6V H : 0V 5.1V ANAEAGAIAKAMAFAHAJAL RXD-M52 Y39-3560-10 IC1 IC12 IC2 IC3 IC4 IC14 IC5 (X29-270X-XX) RXD-M52 (2/3) D E F G CN2 CN1 CN5 CN6 Q7 Q6 MD BACK UP DETECTOR