Kenwood-RXDM33V-cs-sm 电路图 维修手册.pdf

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1、70% MINI HiFi COMPONENT SYSTEM RXD-M33V SERVICE MANUAL (HM-353V)* TAPE EQ. 0 menuset/ demo push open TAPE recTAPE O.T.E.repeatsound AUX47 stop Tuning Mode FM/AM TUNER FM/AM TUNER remote standby /timer 6 CD 2 TAPE 3 volume / multi control 0CD volume / multi control Panel assy * (A60-) Knob (K29-7907-

2、04) Cassette holder assy * (A53-) In compliance with Federal Regulations, following are repro- duction of labels on, or inside the product relating to laser prod- uct safety. KENWOOD-Crop. certifies this equipment conforms to DHHS Regulations No.21 CFR 1040. 10, Chapter 1, subchapter J. DANGER : Las

3、er radiation when open and interlock defeated. AVOID DIRECT EXPOSURE TO BEAM. *Refer to page 2 if you want to know system configuration.* Refer to parts list on page 29. 2001-6 PRINTED IN KOREA B51-5738-00 (K/K) 404 RadioFans.CN 收音机爱 好者资料库 FM indoor antenna (1) (T90-0877-05) AM loop antenna (1) (T90

4、-0852-05) Remote control unit (1) (A70-1528-05): RC-M0304V Battery cover(A09-1192-08) Batteries (R6/AA) (2) 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 regions where use is necessary.) Video Cord (1) (E30-1427-05) STO

5、P AUTO PAL NTSC CD SELECT TUNER BAND RC-M0304V N E X T P R E V . MULTI PLEX AUTO PBC CLEAR SET AUTO/MONO PGM ON SCREEN TIME ENTER POWER FREEZE DIGEST 9 6 3 TONE STEP 0 8 5 2 RANDOM SOUND TUNING RECRETURN SLOW RESUME 10 7 4 1 REPEAT SLEEP MUTE O.T.E. TIMER TAPE VOLUME AUX TIME SEARCH P. CALLP. CALL T

6、APE EQ. RXD-M33V 2 CONTENTS / ACCESSORIES CONTENTS / ACCESSORIES . 2 EXTERNAL VIEW.3 DISASSEMBLY FOR REPAIR.3 BLOCK DIAGRAM .4 CIRCUIT DESCRIPTION.5 ADJUSTMENT.11 PC BOARD .12 SCHEMATIC DIAGRAM .16 EXPLODED VIEW .27 PARTS LIST.29 SPECIFICATIONS .Back cover Contents Accessories SYSTEMMAIN UNITDESTINA

7、TIONSPEAKERCOLOR HM-353V-SRXD-M33V-SM LS-M33V-SSILVER HM-353V-LMRXD-M33V-LM LS-M33V-LMBLUE HM-353V-NRXD-M33V-NM LS-M33V-NGOLD HM-353V-SRXD-M33V-SI LS-M33V-SSILVER HM-353V-LMRXD-M33V-LI LS-M33V-LMBLUE HM-353V-NRXD-M33V-NI LS-M33V-NGOLD HM-353V-S(M2)RXD-M33V-S(M2)M2 LS-M33V-SSILVER HM-353V-LM(M2)RXD-M

8、33V-L(M2)M2 LS-M33V-LMBLUE HM-353V-N(M2)RXD-M33V-N(M2)M2 LS-M33V-NGOLD HM-353V-SRXD-M33V-SV LS-M33V-SSILVER System configuration CLASS 1 LASER PRODUCT The marking this product has been classified as Class 1. It means that there is no danger of hazardous radiati outside the product. Cautions Operatio

9、n to reset The microcomputer may fall into malfunction (impossibil- ity 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- tion. U

10、nplug the power cord from the power outlet then, while holding the Power key depressed, plug the power cord again. Please note that resetting the microcomputer clears the contents stored in and it returns to condition when it left the factory. RadioFans.CN 收音机爱 好者资料库 RXD-M33V 3 How to open the CD tr

11、ay when it does not come out. 1. Insert a flat driver and so on to a square hole in the mechanism as shown in the figure. 2. Push a rack gear in the direction of arrow. (At this time, the tray comes out slightly frontward). 3. The tray can be opened with hand. ANTENNA + - L - + R FRONT SPEAKERS (6-1

12、6 ) AM GND FM 75 AUX OUTPUT L R DIGITAL OUT OPTICAL AUX INPUT L R VIDEO OUT AC 110- 120V AC 220- 240V Tuner assy * (W02-) Cover (F07-1728-02) Metallic cabinet * (A01-) Pin jack (E63-1038-05) Lock terminal board (E70-0057-05) * Refer to parts list on page 29. AC power cord bushing * (J42-) AC power c

13、ord * (E30-) Pin jack (E63-1010-05) Oscillating module (W02-1114-15) EXTERNAL VIEW / DISASSEMBLY FOR REPAIR DISASSEMBLY FOR REPAIR EXTERNAL VIEW RadioFans.CN 收音机爱 好者资料库 RXD-M33V 4 LEVEL DIAGRAM (X29- ) (X28- ) RXD-M33V CD MECHA. UNIT (X32-3880-20) TUNER FLAT TAPE REC TAPE PLAY AUX IN E.VOL INPUT VOL

14、. AMP CD AUX IN E.VOL X29,IC201 TONE M61510FP TUNER PACK ERASE REC/PLAY HA12230NT IC1 TRAP BIAS OSC BIAS D40-1716-05 DECK MECHA. DIGITAL OUT X29,A201 CD DSP IC2 MAIN u-COM X29,IC301 M30622- MCAB30FP REMOCON MODULE A501 S518 ROTALY ENCODER LED KEY FL DRIVER IC501 FL ED501 HNA-16MM30T MPEG DECODER IC8

15、 DAC IC10 (1/2) X29,IC1 POWER AMP PROTECTION HEADPHONES OUT J1 D101 IC1 POWER AMP. Q101 -35V AVR D120 IC102 +5V AVR D119 AVR +9V AVR IC101 +9V Q102 FIL PRIMARY RELAY +5.4V AVR IC1X00, D1 T1 AUX OUT AUX OUT D510,D511 TIMER/STANDBY IC4 SELECTORTV ENCODER IC10 (2/2) VIDEO IC1 RF AMP MOTOR IC3 DRIVER LO

16、ADING CD MECHA. D40-1714-05 LM4766T SURROUND CONTROLLER TRANSFORMER MAIN OUT AM 0dB=180mV FM 0dB=600mV:75kDEV. 0dB=1.2V:1kHz 0dB=580mV(315Hz) 300mV VOL 300mV +23.8dB TUNER CD-6dB 0 INPUT VOL. AUX TAPE REF.-4dB 0 0 to -14dB(VARIABLE) SELECTOR INPUT VOL. MAIN VOL.1 0 to -16dB LOUDNESS +-10dB BASS.MID.

17、TRE MAIN VOL.2 0 to -64dB.INFINITY. J202 AM FM A.OUT PB AMP REC AMP BIAS ADJ. VR1.2 PLL DO SA CE SA DATA SA CLK SD ST REC/PLAY BEAT CANCEL CRO2-SW PHOTO SOL REC-R REC-F PACK-SW PLAY-SW DATA CLK CE A.MUTEON/STANDBY + -B +B + + FL DRIVER + LED FL DRIVER PRE.AMP/TUNER + TUNER CASSETTE DECK CD K1 ON/OFF

18、 + u-COM STND-BY LED TACT KEY AC IN REMOCON. MODULE BACK UP CIRCUIT K1 A/B-2 A/B-1B1/2 J203 X29,J201 VCD BLOCK DIAGRAM RXD-M33V 5 CIRCUIT DESCRIPTION Frequency P.CHM,M2,I TypeK2(M,M2 Type) 1FM 98.30MHzFM 98.30MHz 2FM 98.00MHzFM 87.50MHz 3FM 87.50MHzFM 89.10MHz 4FM 89.10MHzFM 108.0MHz 5FM 108.0MHzFM

19、90.00MHz 6FM 90.00MHzFM 87.50MHz 7FM 87.50MHzFM 87.50MHz 8FM 87.50MHzFM 87.50MHz 9AM 1602kHzAM 1610kHz 10AM 999kHzAM 1000kHz 11AM 630kHzAM 630kHz 12AM 1440kHzAM 1440kHz 13FM 106.0MHzFM 106.0MHz 14AM 531kHzAM 530kHz 15FM 87.50MHzFM 87.50MHz 16FM 98.00MHzFM 98.00MHz 17FM 98.50MHzFM 98.50MHz 18FM 87.50

20、MHzFM 87.50MHz 19AM 990kHzAM 990kHz 20FM 97.70MHzFM 97.40MHz 1. Initializing 1-1 Initialization Method While pressing the POWER key, turn the AC on. 1-2 Initialization Operation During the initial operation, the display shows INI- TIALIZE and after that it will be returned to standby condition. If a

21、ny mechanisms error occurred, the error indication is displayed as ERR in the display. 1-3 Mechanism Initializations 1 CD Mechanism If a mechanism error occurred, the error indication is displayed as C ERR in the display. 2 Deck Mechanism If a mechanism error occurred, the error indication is displa

22、yed as X ERR in the display. 2. Tuner Destination Set Destin- Band Receiving Frequency Channel IFRF ationRangeSpace MK2FM87.5MHz108.0MHz100kHz+10.7MHz25kHz AM530kHz1610kHz10kHz+450kHz10kHz 3. Tuner Preset Frequency Frequency P.CHM,M2,I TypeK2(M,M2 Type) 21AM 531kHzAM 530kHz 22FM 87.50MHzFM 87.50MHz

23、23FM 87.50MHzFM 87.50MHz 24FM 87.50MHzFM 87.50MHz 25FM 87.50MHzFM 87.50MHz 26FM 87.50MHzFM 87.50MHz 27FM 87.50MHzFM 87.50MHz 28FM 87.50MHzFM 87.50MHz 29FM 87.50MHzFM 87.50MHz 30FM 106.0MHzFM 106.0MHz 4. Test Mode 4-1 Setting method of the Test Mode While pressing the below each key in the table, tur

24、n the power switch on. TEST MODESETTING METHOD CD MODECD PLAY key+AC ON DECK MODETAPE PLAY key (3) +AC ON FCT The value shown in ( ) is the voltage mea- sured at the moment of STOP. PQSUWYRTVX 2 1 3 5 7 4 6 1 2 3 4 5 6 12 11 10 9 8 7 6 5 4 3 2 1 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4

25、3 2 1 TA +9V L-PLAY-OUT TA-RET-GND R-PLAY-OUT TA +9V(MECHA) L-REC-IN TA-SIG-GND R-REC-IN BEAT-C R/P(H=REC) BIAS(H=BIAS ON) NOR(H=NOR) SJ3MD ONLY) A/B(L=PLAY) LINE-MUTE SOL PHOTO REC-R SW CPM REC-F SW HALF SW (SJ3MD ONLY) PLAY SW 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 VEF GND BIN-R AIN-R PBNF-R PBEQ-R E

26、QOUT-R TAI-R PBOUT-R MAI MAOUT IREF RIN-R RIP ROUT-R 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 REC-RET BIN-L AIN-L PBNF-L PBEQ-L EQOUT-L TAI-L PBOUT-L BI/II A/B A120/70 MUTE RIN-L VCC ROUT-L 47K R118 R119 47K 750 R124 2.2K R120 750 R121 51K R125 L3 8200P C111 47u25 C110 + R115 2.2 1/4W R114 2.2 1

27、/4W 0.018 C109 4700P C108 10K R112 R111 10K C107 4700P 10 1/4W R113 C106 10u50 + R110 390K 3.3K R109 1.5K R108 10K R107 R4 8200P C4 7.5K R8 10K 5.1K R6 0.039 C6 22K 1u50 + 10u50 + C13 10u50 + C14 15K R15 15K R16 L1 10mH C15 270P L2 10mH C16 270P 680P C1 220K R1 R2 220K C2 680P 10K R17 10K R18 330K V

28、R2 VR1 330K 220P C17 47K R19 220P C18 47K R20 1M R21 1M R23 1M R22 1M R24 R3 10K C3 8200P R7 7.5K R5 5.1K C5 0.039 10uH L4 1u50 C105 + 1 1/4W R123 4.7u50 + + 4.7u25 C102 C103 4.7u50 C104 + R105 10K 4.7 1/4W R100 C100+ 4.7u50 C11 + 4.7K R9 10u50 C7 + C19 4.7u50 + 100u10 9 10 11 18 4.7u50 + 5 4 6 2 3

29、1 7 8 2 1 12 13 100u10 C114 + 4.7u50 + C12 4.7K 10u50 + R10C8 0.22u50 C9 + 4.3K R13 2.7K R11 2.7K R12 R14 4.3K 0.22u50 C10 + 14 18 20 12 13 R25 1K R26 1K C21 4700P C20 R101 C101 C22 4700P (SJ3MD ONLY) BI/II(L=TYPE I, (H=MUTE ON) CrO2 SW +B 14 20 +9V +9V +9V +9V +9V +9V +9V+9V 8 3 4 5 6 7 9 10 11 E1

30、R102 1K R103 100 R104 10K +B +B +B +B +B L-PLAY L-REC R-REC R-PLAY GND ERASE SOL PHOTO PLAY-SW CPM+ NC NC NC COMMON CrO2-SW PACK-SW REC-F-SW REC-R-SW 9 3 1 2 6 4 5 7 8 12 10 11 6 5 4 3 1 2 SOL 2.2K 10K MATSUSHITA MTR W18 W16 C115 0.015 CN3 CN2 CN1 Q2 Q1 D4 Q3 Q4 Q9 Q10 D2 Q7 Q6 Q5 Q8 Q17Q18 Q15Q16 Q

31、19 3/4 X29- CN203 IC1: HA12230NT Q1,2: 2SB1424(Q,R) Q4: KRC103M or UN4212 or DTC124ESA (V Type) Q5-7,19: DTC124EUA or UN5212 Q8: KTC3205 or 2SC3940A(R,S) Q9,10: KTC3199(Y,GR) or 2SC2785(F,E) Q15-18: RK7002 D1,2: 1SS133 or HSS104A D4: S5688B(TPB5) B LINE GND LINE SIGNAL LINE RECORDING LINE Q3DTC143TS

32、A or: UN4216 D1 E HD Rch Lch R/P HD PB/REC AMP OSC REC SW BIAS CONT. NORMAL SW BIAS (Lch)BIAS (Rch) CAPSTAN CONT. SOLENOID CONT. IC1 (X28-3130-21) RXD-M33V (2/4) C CASSETTE MECHANISM ASSY (D40-1716-5) 4.5V 4.5V REC : 8.0V PLAY : 4.0V REC : 8.0V PLAY : 4.0V 4.5V 4.5V PLAY : 0V REC : 4.6V PLAY : 4.5V

33、REC : 4.2V 4.5V 4.5V 4.5V 4.5V 4.5V 4.5V 4.5V 4.5V 4.5V 1.2V 4.5V 4.3V REC:4.6V PLAY:0V 8.9V 9.0V REC:4.5VREC:8.9V NOR:4.2V REC:4.1V STOP:8.7V PLAY:8.3V STOP:8.7V PLAY:8.2V STOP:0V PLAY:4.8V REC:5.2V AI-3 Y39-4050-20 RXD-M33V CAUTION: For continued safety, replace safety critical components only wit

34、h manufactur- ers recommended 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 electric shock, leakage-current or resistance measurements shall be carried out (expos

35、ed parts are acceptably insulated from the supply circuit) before the appliance is returned to the customer. The DC voltage is an actual reading measured with a high impedance type voltmeter with a cassette loaded at playback mode. The measurement value may vary depending on the measuring instrument

36、s used or on the product. Bias circuit DC voltage is measured while in the record mode. DOLBY and the double-D symbol are trademarks of Dolby Laboratories Licensing Corpo- ration. Noise reduction circuit made under license from Dolby Laboratories Licensing Cor- poration. ZABADAFAHAAACAEAGAI 2 1 3 5

37、7 4 6 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 A. MUTE SP RE. FL AC FL AC -35V POWER RE. BU 5.4V D GND F.OFF MPEG 5V 5V R GND 5V M GND CD 9V VOL OUT L VOL A GND CD M9V VOL OUT R 9V M GND TU 9V TA R GND TA 9V TU R GND VOL 9V 13 CE 2 6 4 3 1 5 10 8 12 9 7 11 14 15 22 GND MIDBASSTRE

38、SURROUND uCOM INTERFACE MIDBASSTRE 19 VCC 20 21 18 17 16 15 14 13 12 11 10 8 7 6 5 4 3 2 1 9 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99

39、100 30 29 28 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 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 FAN A/B 1 A/B 2 B I/II VCC(BU) VSS PLAY SW CrO2 SW HALF SW REC F SW CPM REC R SW SOL LINE MUTE NOR BIAS R/P BEAT C MUTE PLL CE PLL DT PLL CLK PLL DO SD ST

40、EEP SCL EEP SDA S LEVEL FAN LEVEL CD PROTECT PROTECT KEY1 KEY2 TH.SENS A VSS PH VREF A VCC(BU) SEL CLK ESS DO ESS DIN ESS CLK CD POWER HP DET CE ESS ST ESS ST REMOCON NNI VCC(BU) X IN VSS X OUT RST XC OUT XC IN CN VSS BYTE TYPE SEL DT OPEN SW CLOSE SW OPEN CLOSE ENC 2 ENC 1 LED STBY LED POWER FL RST

41、 FL CE FL CLK FL DATA POWER A MUTE SP RLY 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 NC LED STBY LED POWER DET OUT RDS DATA RDS CLK F1 F2 VP FL S DATA FL CLK FL CE FL RST REM REM +5V KEY1 KEY2 ENC 1 ENC 2 VCC GND 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 PLAY SW CrO2 SW

42、HALF SW REC F SW CPM REC R SW PHOTO SOL LINE MUTE A/B 1 B I/II NOR BIAS R/P BEAT C R REC IN BIAS GND L REC IN TA +9V R PLAY OUT TA M GND L PLAY OUT TA +9V 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 PLL CE PLL DATA PLL CLK PLL DO GND S LEVEL NC VCC DET OUT TU OUT L GND TU OUT R MUTE SD STEREO 1 2 3 4 5 6 7

43、8 9 10 11 12 13 14 15 CD GND CD GND MPEG +5V MPEG GND CD +9V M GND 3.6V Lch A GND Rch MUTE MPEG DATA MPEG CS MPEG CLK CD/VCD 5 4 3 2 1 D+5V D OUT D GND V OUT V GND 4 3 2 1 VCC GND EEP SDA EEP SCL INOUT GND 1 VCC 8 7 2 4 3 GND 6 5 9.1K R222 9.1K R221 220P C284 220P C283 220K R224 220K R223 0.1 C282 C

44、281 0.1 R258 220K C280 220P R220 100 R257 C279 220P R219 100 220K 1 2 3 R212 39K 47u25 C223 + R218 10K R214 100K R211 39K R217 10K R213 100K 10P C291 100P C277 39K R215 47P C275 1000P C274 4.7u50 + C220 47P C276 39K R216 100P C278 10P C292 10 R393 C257 0.15 C213 2.2u50 + C273 10P R203 R205 C265 2700

45、P C261 0.1 C263 0.068 C259 0.1 220P C271 3P C269 4.7u50 + C253 47P C209 4.7u50 + 9.1K C255 0.015 + C211 10u50 4.7u50 + + 22u50 + 10u50 1u50 + 100P C251 7.5K 10K C267 10P 100 R210 390 R209 22u50 + C217 100u10 + C218 4.7u50 + C216 + C214 2.2u50 C268 1K R208 C264 0.068 10K R206 220P C272 C266 2700P C26

46、2 0.1 C260 0.1 C258 0.15 C256 0.015 C212 10u50 + 4.7u50 C208 + 9.1K R202 4.7u50 C206 + 1u50 C204 + C210 4.7u50 + R204 7.5K C254 47P 38 37 35 10P 8 6 5 C270 3P C205 R201 C207 C201 C202 C203 27 26 25 24 PROTECT HP DET TH.SENS 54321 CLOSE SW OPEN SW GND LO- LO+ IN 2 VCC OUT 2 NC GND VS OUT 1 VREF IN 1

47、1 2 3 4 5 6 7 8 9 3.9K R382 10u35 + C310 5.1K R383 0.1 C312 10 R384 R394 10 47 48 50 49 1K R375 + C306 2.2u50 1K R3771u50 + C307 100K R380 1000P C308 100 R379 10K R378 + C309 1000u6.3 10K R376 34 32 33 95 92 26 7 8 10MHz X302 X301 47K R311 100 R310 R309 100 R308 220 R317 100 R304 100 C304 0.01 R306

48、100 R305 100 18P C301 22P C302 100 R392 4.7M R301 R302 32.768KMHz 47K R360 100K 29 28 20 R307 10K 100 R389 0.01 C313 R346 3.3K 81 82 R347 3.3K 84 R349 100 83 R348 3.3K 86 R352 100 87 R353 100 88 R351 100 85 R350 100 R358 100 R361 1 95 R312 100 94 5.1K 100 R356 100 92 R374 100K 47K 47K R357 100 93 5.1K