Kenwood-RXDM66-cs-sm 电路图 维修手册.pdf

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1、MICRO HI-FI COMPONENT SYSTEM RXD-M66-H/M66-N/M66-S 2003-5 PRINTED IN KOREA B51-5855-00 (K/K) 353 * Refer to parts list on page 21. In compliance with Federal Regulations, following are repro- duction of labels on, or inside the product relating to laser product safety. KENWOOD-Corp. certifies this e

2、quipment conforms to DHHS Regulations No.21 CFR 1040. 10, Chapter 1, subchapter J. DANGER : Laser radiation when open and interlock defeated. AVOID DIRECT EXPOSURE TO BEAM. Front glass * (B10-) Knob * (K29-) Cassette lid * (A53-) Miniature Phone jack (E11-0399-05) Panel assy * (A60-) Knob * (K29-) L

3、S-M66-H/M66-N/M66-S/M66IT-H/M66IT-S SERVICE MANUAL (HM-636/636IT) Front glass * (B10-) RadioFans.CN 收音机爱 好者资料库 RXD-M66/LS-M66 2 ACCESSORIES / CAUTIONS FM indoor antenna (1) (T90-0877-05) AM loop antenna (1) (T90-0893-05) Remote control unit (1) (A70-1568-05): EE1E2 (A70-1569-05): M1X1X2 Batteries (R

4、6/AA) (2) Use to adapt the plug on the power cord to the shape of the wall outlet. (Accessory only for regions where use is necessary.) AC Plug Adaptor (1) (E03-0115-05) Accessories Attention Please contact our KENWOOD Service Department in your side if you want the service information; Circuit Desc

5、ription. Full Described Parts list and so. Information is available to you by internet from us. On circuit description, refer to RXD-M55. The marking of products using lasers (For countries other than U.S.A., U.S.-Military and Canada) The marking of this product has been classified as Class 1. It me

6、ans that there is no danger of hazardous radiation outside the product. Location: Back panel CLASS 1 LASER PRODUCT CAUTION VISIBLE LASER RADIATION WHEN OPEN. DO NOT STARE INTO BEAM OR VIEW DIRECTLY WITH OPTICAL INSTRUMENTS. Inside this laser product, a laser diode classified as Class 3A laser radiat

7、ion is contained as alerted by the internal caution label shown above. Do not stare into beam or view directly with optical instruments. 1 Remove the CD from the unit. 2 Press the CD 6 key. 3 Wait for some time and verify that the display appears as above. 4 Wait a few seconds and turn the unit OFF.

8、 Note related to transportation and movement Before transporting or moving this unit, carry out the follow- ing operations. Operation 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

9、 an external factor. In this case, execute the following procedure to reset the microcomputer and return it to normal condi- tion. Unplug the power cord from the power outlet, then while holding the POWER or key depressed, plug the power cord again. Please note that resetting the microcomputer clear

10、s the contents stored in and it returns to conditio n when it left the factory. or After resetting the microcomputer, the display will show as follow: Cautions System Configurations SYSTEMRECEIVERSPEAKER HM-636-HRXD-M66-HLS-M66-H HM-636-NRXD-M66-NLS-M66-N HM-636-SRXD-M66-SLS-M66-S HM-636IT-HRXD-M66-

11、HLS-M66IT-H HM-636IT-SRXD-M66-SLS-M66IT-S RadioFans.CN 收音机爱 好者资料库 RXD-M66/LS-M66 3 EXTERNAL VIEW DIGITAL OUT OPTICAL AUX INPUT LR GND AM ANTENNA FRONT SPEAKERS (6-16 ) L -+ R FM 75 Metallic cabinet * (A01-) AC power cord * (E30-) Lock terminal board (E70-0123-15) Pin jack (E63-1264-05) AC power cord

12、 bushing (J42-0349-05) Tuner assy * (W02-) Oscillating module (W02-1114-15) * Refer to parts list on page 21. RadioFans.CN 收音机爱 好者资料库 RXD-M66/LS-M66 4 DISASSEMBLY FOR REPAIR How to open the CD tray when it does not come out. 1. Insert a flat driver and so on to a square hole in the mechanism as show

13、n 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 by hand. RXD-M66/LS-M66 5 ADJUSTMENT No. 1 ITEM INPUT SETTING OUTPUT SETTING PLAYER SETTING ALIGNMENT POINT ALIGN FORFIG. LASER CURRENT Test disc Type 4 Co

14、nnect the DC voltmeter to CN23(#1 and #2) in X29 Press the PLAY key to check that the dis- play is 03 or 05 220mV to 550mV Note: Type 4disc :SONY YEDS-18 Test Disc or equivalent. (KTD-02) LPF : Around 47k + 390pF or so. CD player adjustment Insert the AC cord to AC wall outlet while holding down the

15、 CD PLAY/PAUSE key. No ITEM Demagneti- zation and cleaning Azimuth of the REC/PLAY head TAPE SPEED (NORMAL) BIAS CURRENT INPUT SETTING SCC-1727 TCC153 MTT114 10kHz, 10dB TCC110 MTT111 SCC1727 3kHz (B) Connect the AG to jack. 1kHz: -30dBs 10kHz: -30dBs OUTPUT SETTING (A) (A) (A) DECK SETTING Demagnet

16、i- zation: POWER OFF Cleaning: PLAY PLAY PLAY REC and PLAY ALIGNMENT POINT Recording head, erase head,capstan pinch roller RVS FWD Trimming pot in the motor. VR 1 (L) VR 2 (R) (X28) ALIGN FOR Demagnetize the REC / PLAY head with the head eraser. Clean the REC / PLAY head, erase head,capstan and pinc

17、h roller using a cotton swab slightly damped with alcohol. Adjust the output to maximum and adjust the azimuth adjustment screw for the Lissajours waveform pattern of the oscilloscope to become close to a 45 straight line. Fig.1 Check the tape speed so that 3kHz(2%) is obtained at the center of the

18、tape. Record 1kHz and 10kHz alternately, and adjust the bias current adjust- ment potentiometer for the playback levels (-21dBs)to become the same. FIG. . CASSETTE MECHANISM UNIT . PC BOARD ADJUSTMENT Cassette Deck adjustment DIGITAL OUT OPTICAL AUX INPUT LR FRONT SPEAKERS (6-16 ) L -+ R (TAPE Lch),

19、3 pin X28 CN1 (TAPE Rch),5 pin (A) (B) Fig.1 AC voltmeterAG OscilloscopeAC voltmeter Frequency counter SYSTEM CONNECTIONS 0dBs=0.775V RXD-M66/LS-M66 6 ADJUSTMENT No.ITEM INPUT SETTINGS OUTPUT SETTINGS AMPLIFIER SETTINGS ALIGNMENT POINTS ALIGN FORFIG. Unless otherwise specified, the individual switch

20、es should be set as following : POWER : ON 1IDLE CURRENT Connect a DC voltmeter to CN11 ( 1 2 ), Rch CN11 ( 3 4 ), Lch (X29) VOLUME : 0 VR1 (L) VR2 (R) (X29) 4.4 mV CD OPEN R407 W508 W513 41 4443402718521 W514 W515 W516 W518 C408 C403 C406 R403 R402R405 R406 C405 C404 C503 C504 C505 C506 R513 R521 R

21、524 R501 R502 R503 R505 R506 R507 R508 R509 R510 R522 R523 R534 1 1 3 5 4 4 C507 SECONDARY PRIMARY YEL 240V120V MAIN TRANSFORMER F2 F1 T1.25A L 250V T1.25A L 250V WHT 21 AUXTAPE PLAY O.T.E 4MHz SOUNDREPEAT WHT 12 SKIP UPSKIP DOWN STANDBY/ON STOP/ MODE TUNIN MODE TUNERCDPLAY/PAUSE 2 117 16 WHT SET/ D

22、EMO REC W407 W405 C402 K401 141 R404 T401 R401 W403 W406 W404 W501 W511 W502 W504 W505 W506 W503 W507 13 46 1 11 12 2223 33 34 44 E B C EBC R504 X501 EB GIO E 12 B C511 R515 R514 R512 R511 C501 C502 R516 R517 R518 VOLUME R520 R533 R535 R548 R547 R546 R545 R544 R543 R542 R541 R540 R539 R538 R537 R536

23、 IC402 IC501 Q501 D408 Q401 Q402 D401 D402 D404 D405 D406D407 D409 D503 S501 S502 S503 S504S505 S506 S507 S508 S509 S510 S512 S513S514 S515 WH401 S401 E502 ED501 P401 D403 CN402 CN403 CN404 IC401 E401 CN405 CN406 E503 CN502 A501 CN501 S516 WH501 S511 D501 CN503 WH502 X14 B/4 X14 D/4 X14-7492-70 A/4

24、(J70-1594-11) X14 C/4 2 ACEGIBDFHJ 1 3 5 7 4 6 Refer to the schematic diagram for the value of resistors and capacitors. PC BOARD (Component side view) 7 8 KLNPRTMOQS 2 1 3 5 7 4 6 Refer to the schematic diagram for the value of resistors and capacitors. PC BOARD (Component side view) 109 32.768kHz

25、8.388MHz 4.332MHz 16.9344MHz LD RF Vc Vcc +R R262 C667 W51 C121 W262 R58 W61 R57 C122 R134 W228 W52 W225 W224 C203 C205 W160 C221 W128 W167 C240 C245 C269 C285 C291 C299 C628 C632 C704 C707 C708 C808 C901 W217 R238 R268 R287 R299 R630 R700 R701 R710 W216 R774 R786 R787 R788 R291 C663 C733 W153 W64 W

26、78 W77 R53 C102 R51 R52 C25 R756 R763 R35 C50 W122 W111 W110 W109 W112 W1 C30 R41 C34 C35 C36 R45 C8 C7 C9 C10 W57 C18C17 W95 W138 C241 C254 C286 C702 C709 C710 C711 C712 C713 C714 C715 C716 C717 C718 C801 C21 W82 C32 C33 R1 R2 W58 W59 R7 R8 R30 R709 R44 R775 R783 R785 X701 C1 C2 C3 C4 C6C5 C19 C20

27、C22 W12 C271 C272 C275 C276 C601 C602 C603 C604 C617 C618 C619 C620 C621 C622 C623 C624 C625 C626 C701 K1 R3 R4 L201 R5 R6 R12 R11 W44 W42 W46 R19 R20 R21 R22 R26 R27 R28 R29 R31 R32 R33 R34 R43 R46 R47 R217 W85 R228 W142 R290 R705 W68 R731 R734 R737 R741 R803 X221 X702 X801 W26 W24 W141 W209 W87 W1

28、50 W163 W62 W168 W143 W161 W179 W186 W188 W182 W183 C720 R732 C502 C501 R502 R501 114 W200 W191 W194 W201 W199 W139 W129 C743 W56 W148 W145 W99 W156 W162 W177 W166 W79 W101 W2 W72 W74 W73 W131 W90 W94 W223 W212 W132 W116 W92 W89 W127W124 W135 W71 W205 W151 W215 W134 W126 W211 W220 C210 W219 W106 R10

29、1 R109R110 C101 R102 R103 R104 R105 R106 R107R108 C27 C26 R111 R112 R113 R114 R127 R128 W14 W107 C118 C104 C103 W8 W32 W22 C111 C112 C109 C110 W5 OGE BEBE BEBEBEBI C113 C114 C31 C116 W84 W184 W130 W118 W19 W20 C117 W83 W17 W214 W9 W6 W226 W39 W175 W50 W176 W37 W40 W208 C24 C23 W210 W165 W154 W158 W1

30、87 W45 W41 W125 W86 W18 W16 W21 W70 W15 W80 W69 W31 W48 W60 W53 W55 W3 C115 W38 W28 W120 W29 W27 W81 W11 W102 W103 W35 W172 W173 W174 W170 W66 W67 W197 W157 W155 W104 W105 W65 W100 W97 W91 W146 W178 W98 W34 W76 W43 W113 W114 W115 W33 W221 C56 W119 W198 W96 W222 W218 W181 W140 W25 W123 W164 W171 W203

31、 W149 W159 W185 W189 W207 W190 W10 W23 W152 W169 W147 W133 W137 W144 W136 W196 W192 W193 W195 W204 W180 W206 W202 W49 W47 C54 W121 W36 C52 C51 W30 W13 R55 R54 R56 C53 W54 W63 W88 W213 W108 W117 W4 W7 C55 C206 VR1 VR2 R133 -R -L +L CD W75 EB BE E EB EB EB B BE EB BE X8 X8 X8X2 C211 C212 C215 C222 C23

32、8 C239 C246 C247 C248 C251 C252 C263 C264 C283 C284 C290 C803 C805 R221 R230 R231 R233 R240 R245 R247 R248 R253 R269 R285 R294 R631 R703 C721 R789 R804 R901 R902 R270 R280 R725 R726 R727 R728 R749 R760 R764 R770 R792 C631 C634 C11 C12 C232 C233 C234 C235 C242 C243 C255 C256C257 C258 C259 C261 C262 C

33、279 C280 C281 C282 C610 C615 C616 C627 C635C636 C650 C705 C706 C806 C807 W258 R235 R286 R296 R606 R607 R608 R609 R612 R613 R702 R712 R742 R751 R753 R776 R778 R781 R782 R784 R801 C15 C16 C213 C214 C223 C231 C244 C250 C253 C273 C274 C277 C278 C605 C606 C607 C608 C611 C612 C613 C614 C802 C804 R14 R13 R

34、15 R16 R17 R18 R23 R201 R202 R203 R204 R205 R206 R211 R212 R213 R214 R215 R216 R218 R222 R223 R224 R227 R229 R232 R234 R236 R237 R241 R242 R243 R250 R251R252 R254 R255 R256 R257 R258 R259 R260 R261 R277 R263 R264 R265 R266 R267 R271 R272 R273 R274 R275 R276 R281 R282 R295 R297 R603 R604 R605 R610 R6

35、11 R706 R743 R708 R711 R713 R714 R715 R717 R718 R719 R720 R721 R722 R723 R724 R729 R730 R733 R735 R736 R738 R744 R746 R747 R748 R750 R752 R754 R757 R759 R761 R762 R765 R766 R767 R768 C123 R773 R777 R779 R780 R790 R791 R793 R802 R246 C260 R739 R503 R504 R210 C225 C106 C105 L1 C227 C228 C229 C230 C236

36、 R755 R249 R225 R226 R209 R116 R115 R118 R120 C249 C224 R119 R117 R132 R131 R122 R124 R123 R121 R129 R130 R208 R49 R48 R745 R740 C664 C666 C665 W259 C204 C202 W261 C719 W252 W251 C265 W253 W254 TH1 169 81 41 85 6160 41 40 21 20 1 80 116 1732 118 1936 60 61 801 20 21 40 41 113 1426 85 41 EEB C CB C C

37、E E 41 41 1 31 1 171 1 91 6 51 162 151 162 3 11 210 231 222 BB B EE BCC BEE CBC BEE CBC BBE CEC CC EBB E BBE CEC H5 T2 T2 T4 EB EB O G I EB E B EB EB EB EB EB D702 IC21 IC22 IC23 IC24 IC601 IC701 IC801 IC901 Q206 Q204 Q207 Q701 Q702 Q201 Q106 Q105 Q104 Q103 Q203 Q107 Q102 Q101 Q209 Q208 Q52 IC23 WH2

38、01 E1 WH201 IC26 IC702 Q205 A601 D106 CN2 D5 D3 D4 Q10 D1 D7 D10 D12 D14 D201 D701 J601 D2 D11 D50 Q1 Q2 Q13 Q14 LR INPUT AUX OPTICAL DIGITAL OUT SPEAKERS D13 D15 D16 Q5 Q12 Q112 Q111 Q114 Q113 IC101 Q110 IC501 D501 Q109 D210 D101 D102 D103 D704 D104 D105 J1 D705 D706 D707 D262 Q51 CN21 CN23 CN72 CN

39、73 CN22 CN26 CN11 P701 IC25 E2 E4 E3 E5 X29-2842-71 (J70-1577-31) CN71 PHONES U.COM AMP J2 E.VOL 11 2 UWYVX 1 3 5 7 4 6 BE A.GND M+9V B.CANCEL BIAS-RCH REC OUT-RCH TA+9V REC IN-LCH M.GND 1 1 1 1 R63 R64 WHT W35 W4 W3 W14 W17 W15 W22 W11 W13 W29 W8 W9 W10 W12 W16 W19 W7 W26 W25 C31 R31 R51 C17 C18 C3

40、2 C33 C35 C51 C52 C57 C58 L3 R59 R60 C5 C6 C7 C8 C11 C12 C15 C16 C19 C20 C21 C22 C25 C26 C53 C54C55 C56 C59C60 L1 L2 L4 Q13 R53 R54 W36 W32 W33 W34 W30 W24 W23 W2 W5 W6 W18 W21 W20 W1 VR1 VR2 Q14 BIAS-LCH REC OUT-LCH E E B B 15 1630 6 23 222 8 E E EB EB B B E E EB B B 2 7 W50 R36 R37 R39 C1 C2 C13 C

41、14 R1 R2 R7 R8 R9 R10 R15 R16 R19 R20 R32 R55 R56 C9 C10 C23 C24 R5 R6 R11 R12 R13 R14 R17 R18 R21 R22 R23 R24 R25 R26 R27 R28 R33 R34 R38 R40 R52 R57R58 R61 R62 S D G S D G S D G S D G EB BE E B B E Q3 Q4 Q5 Q11 Q12 Q18 Q1 Q2 Q17 E1 IC1 Q6 Q7 D1 D2 Q8 Q9 Q16 D3 Q15 Q19 CN1 CN2 WH1 X28-3202-70 A/2 (

42、J70-1592-21) Refer to the schematic diagram for the value of resistors and capacitors. PC BOARD (Component side view) 12 2 ACEBD 1 3 5 7 4 6 RXD-M66 X28-3202-70 5.8V 5.2V4.6V 0V (REC MODE) (REC MODE)(REC MODE) 4.6V : 4.9V PLAY STOP : 1.5V PLAY : 0V REC/STOP : 4.9V PLAY : 0V REC : 4.8V 4.6V 4.6V 4.6V

43、 4.6V PLAY : 4.2V : 8.2V REC : 8.2V REC PLAY : 4.2V 4.6V 4.6V 4.6V 4.7V 4.6V 4.6V 4.6V 4.6V 1.2V 4.7V 0V 4.4V 4.6V REC : 4.2V : 4.2V REC 4.6V L3 VCC 6 5 4 3 2 1 R-REC R-PLAY GND ERASE L-PLAY L-REC 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 RECRET BINL AINL PBNFL PBEQL EQOL TAIL PBOL B1/11 A/B A120

44、/70 MUTE RECIL VCC RECOL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 VREF GND BINR AINR PBNFR PBEQR EQOR TAIR PBOR MAOUT MAI IREF RECIR RIP RECOR 47u25 C58 C57 6800P C53 0.01 C54 8200P C55 8200P C56 0.022 R58 5.6K R57 5.6K 1/4W R60 3.3 + 1/4W R54 10 10u50 C52 R56 18K 10uH L4 1.5K R53 1u50 C51 R51 1 1/4W 3.3

45、 R59 R55 4.7K 1M R26 1M R28 1M R27 1M R25 10K R36 R1 100K R2 100K C1 470P C2 470P 10K R10 330P C10 0.01 C6 22K R32 1u50 C35 8.2K R8 10u50 C22 100u10 C31 1/4W 4.7 R31 330P C9 10K R9 C32 47u25 4.7u50 C33 10u50 C21 100 R34 0.01 C5 10K R33 R7 8.2K + 4.7u50 C19 4.7u50 C20 0.22u50 C18 10u50 C15 4.7K R13 4

46、.7K R14 10u50 C16 0.22u50 C17 R15 2K R16 2K 4.3K R18 4.3K R17 + + 1K R12 4.7u50 C12 4700P C14 + 1K R11 4.7u50 C11 4700P C13 R5 5.1K C7 0.039 + 5.1K C8 0.039 15K R24 15K R23 220P C26 220P C25 10K R19 10K R20 C23 220P C24 220P 330K VR1 330K VR2 + + L2 10mH L1 10mH 15K R22 15K R21 1000P C60 1000P C59 5

47、.6K R61 5.6K R62 13 MUTE 1519172123 20 REC-F-SW REC-R-SW PLAY-SW PHOTO 22 B.CANCEL PACK-SW R/P 18 A/B NC 1614 BIAS 1539711 6 M.GND M+9V SOL CPM 1012 REC IN LCH M+9V REC IN RCH 8 M.GND RCH 4 LCH TA+9V A.GND 2 Q1-4 1/4W 10K R52 + VCC 22 21 20 19 23 VCC 1 2 3 4 5 6 IC1 47K47K R38 1.8K R40 1.8K R37 23 1

48、9 20 21 22 2 3 4 R39 CPM SOL GND PHOTO 7 8 6 5 1 5 6 7 8 PLAY-SW REC-R-SW REC-F-SW PACK-SW 4 3 2 1 Q11,12 +9.3V +9.3V +9.3V +9.3V +9.3V +9.3V +9.3V +9.2V +9.3V +9.2V +9.2V+9.2V +9.2V +B +9.3V +9.3V +9.3V+9.3V + R6 + + + + + + W4 1K R64 R63 1K W3 + Q13 Q14 D3 Q12 Q11 Q5 Q17 Q18 Q4Q1 Q2Q3 Q19 Q15 Q16

49、WH1 (Lch) BIAS (Rch) BIAS SYSTEM IC PB/REC EQ. REC (Rch) CANCEL BEAT CN1 (REC/PAUSE) MUTING R/P SW CONT. BIAS SW OSC (105kHz) BIAS OSC PLAY (Lch) PLAY (Lch) REC (Rch) ERASE Rch Lch R/P 2/3 X29-CN72 : DTC124EUA orQ5,11,12,18 D1-3: 1SS133 or : DTA124EUA or : 2SC2785(F,E) : 2SA1286-T11 Q19 Q15,16 Q17 : KTC3205 or : KTC3200 or Q13,14 Q8,9 Q6,7 : KRC103M or IC1 Q1-4 : HA12230NT : RK7002 Q8 D1 Q9 D2 CAPSTAN CONT. Q6 SOLENOID CONT. Q7 CN2 M SOLENOID END PACK REC-F REC-R PLAY REC UN5212 UN4212 2SC1845(F,E) UN5112 2SC3940A(R,S) HSS104A B LINE GND LINE SIGNAL LINE RE