Kenwood-DP-3080-Mk2-Service-Manual 电路图 维修手册.pdf

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1、COMPACT DISC PLAYER DP-3080Mk/3090 SERVICE MANUAL 1997-8/B51-5349-00 (K/K) 2172 In compliance with Federal Regulations, following are reproductions of labels on, or inside the product relating to laser product safety. KENWOOD-Corp. certifies this equipment conforms to DHHS Regulations No. 21 CFR 104

2、0. 10, Chapter 1, Subchapter J. DANGER : Laser radiation when open and interlock defeated. AVOID DIRECT EXPOSURE TO BEAM. 1 -ON STANDBY P.MODECHECKCLEAREDIT TIME DISPLAYREPEAT PEAK SEARCH 234567890 DISPLAY 76 4 1 STOPPLAY/PAUSE +10RANDOM PHONES 0 Knob (k29-6469-08) Phone jack (E11-0339-08) L R OUTPU

3、TDIGITAL OUTPUT SYSTEM CONTROL SL16 XS 8 OPTICAL KENWOOD badge (B43-0302-04) Front glass (B10-2403-08) Dressing panel (A21-3603-08) Knob (k29-6815-08) Metallic cabinet (A01-3356-08) Power cord bushing (J42-0200-08) Phono jack (E63-0188-08) Slide switch (S62-0069-08) AC power cord * (E30-) Miniature

4、phone jack (E11-0333-08) Optic receving module (W02-2620-08) Knob (K29-6471-08) Escutcheon (B07-2388-08) Panel * (A60-) Illust is DP-3080Mk. * Refer to parts list on page 14. DP-3080Mk2(k) COVER( 98.4.26 2:56 PM yW 2 RadioFans.CN 收音机爱 好者资料库 DP-3080Mk/3090 2 CONTENTS / ACCESSORIES / CAUTIONS DISASSEM

5、BLY FOR REPAIR Beware of condensation When water vapor comes into contact with the surface of cold material, water drops are produced. If condensation occurs, correct operation may not be possible, or the unit may not function correctly. This is not a malfunction, however, the unit should be dried.

6、To do this, turn the ON/STANDBY switch ON and leave the unit as it is for several hours. Accessories Contents Audio cord.(1) (E30-2841-08) AC plug adaptor.(1) (E40-9981-08) M type only Remote control unit .(1) (A70-1181-08) : RC-P03050 Battery cover (A09-0356-08) Batteries (R6/AA).(2) CONTENTS / ACC

7、ESSORIES / CAUTIONS. 2 DISASSEMBLY FOR REPAIR . 2 CIRCUIT DESCRIPTION . 3 ADJUSTMENT. 4 PC BOARD . 5 SCHEMATIC DIAGRAM . 7 EXPLODED VIEW . 12 PARTS LIST.14 SPECIFICATIONS .17 REMOTE CONTROL UNIT RC-P0505 System control cord.(1) (E30-2629-05) Cautions 12345 678910 1112131415 1617181920 TRACK no?d?sc1

8、 Be especially careful in the following conditions: When the unit is brought from a cold place to a warm place, and there is a large temperature difference. When a heater starts operating. When the unit is brought from an air-conditioned place to a place of high temperature with high humidity. When

9、there is a large difference between the internal temperature of the unit and the ambient temperature, or in conditions where condensation occurs easily. Note related to transportation and movement Before transporting or moving this unit, carry out the following operations. 1. Turn the power ON but d

10、o not load a disc. 2. Verify that the display shown appears. 3. Wait a few seconds and set the unit to STANDBY mode. How to remove the CD tray. # Remove the CD mechanism from unit before this step. 1. Remove the 2 screws (1), then remove the clamper fram. 2. Turn the gear (2) under the tray, then re

11、move the tray on the position A (3). 3. Remove the guide frame (4), then remove the collar of the leaf switch in the left direction (5). 4. While raising the click on the left-rear side of the tray (6), pull out the tray (7). 1 1 2 3 6 4 7 CP401 CP201 5 position A DP-3080Mk2(k) COVER( 98.4.24 2:42 P

12、M yW 3 RadioFans.CN 收音机爱 好者资料库 DP-3080Mk/3090 3 CIRCUIT DESCRIPTION Pin No.Pin nameI/ODescription 1GFSINOT USED 2RMCIREMOCON INPUT PRT 3-5INOT USED 6MUTEODIGITAL MUTE (ON: H) 7MLENOTC9423F LATCH CONTROL 8MCKOTC9423F CLOCK CONTROL 9SENSISENSE INPUT FROM CXD2507 10MDTOTC9423F DATA CONTROL 11SQCKOCLOCK

13、 TO READ Q_DATA 12SUBQIQ_DATA INPUT PORT 13ONOT USED 14-17KR0-KR3IKEY INPUT PORT 18OPEN_MOOPEN MOTOR (ACTIVE L) 19CLOSE_MOCLOSE MOTOR (ACTIVE L) 20MONOSPINDLE MOTOR ON H 21ONOT USED 22DATAODATA OUT TO CXD2507 23XLTOLATCH OUT TO CXD2507 24CLKOCLOCK OUT TO CXD2507 25FOKIFOCUS OK INPUT PORT 26LDONOLASE

14、R OUTPUT (ON: L) 27A_MUTEOANALOGUE MUTE(ON: H) 28XRSTOIC RESET PORT 29AD_INIA/D CONVERT INPUT PORT 30RESET(RESET) 31XI(XTAL1) 32XO(XTAL0) 33Vss(GND) 34-46ONOT USED 47-57S11-S1OFL SEGMENT PORT 58-61ONOT USED 62-70G9-G1OFL DIGIT PORT 71VfdpFL DRIVER POWER (-26V) 72Vdd(+5V) 73NCCONNECTED TO Vdd 74FED_S

15、WILIMIT SWITCH (ON: L) 75MODE_SWI8/16BIT (L: 8BIT , H: 16BIT) 76S_DATAI/OSYSTEM SERIAL DATA 77S_BUSYI/OSYSTEM SERIAL BUSY 78SCCRISCOR FROM CXD2507 79OP_SWIOPEN SWITCH (ON: L) 80CL_SWICLOSE SWITCH (ON: L) 1. Microprocessor ; (MAIN unit ; IC601) 1-1 Pin description DP-3080Mk2(k) COVER( 98.4.24 2:42 PM

16、 yW 7 RadioFans.CN 收音机爱 好者资料库 DP-3080Mk/3090 4 ADJUSTMENT No. 1 2 3 FOCUS OFFSET TRACKING BALANCE TRACKING GAIN TEST DISC TYPE 4 Test disc type4 Apply signal of 1.2kHz 50mVrms to TP301 pin5-6. TEST DISC TYPE 4 CONNECT AN OSCILLOSCOPE to TP301 CH1 : RF(1) CONNECT AN OSCILLOSCOPE to TP301 CH1 : TE1(5)

17、 CH2 : VC(4) Connect a LPF to TP301 pin 5-6 to which you connect an oscilloscope or AC voltmeters. STOP PLAY SHORTCIRCUIT TP2 WITH TP5 AFTER THE ADJUSTMENT REMOVE SHORTWIRE PLAY VR301 FE OFFSET VR302 TE BALANCE VR303 TE GAIN DC=0V SYMMETRY BETWEEN UPPER AND LOWER Two VTVMs should read the some value

18、. (e) ITEM INPUT SETTING OUTPUT SETTING PLAYER SETTING ALIGNMENT POINT ALIGN FORFIG. 1. WITH PRESSING PLAY/PAUSE ( 66 ) TURN THE POWER ON TO ENTER THE TEST MODE. 2. SET THE TEST DISC TO DISC NO SONY YEDS18. (TYPE4) (e)Tracking gain Note: Type 4 disc : SONY YEDS-18 Test Disc or equivalent. LPF: Aroun

19、d 47 k+ 390 pF or so. GND TP301 1.2 kHz 50 mVrms + _ L.P.F. + + L.P.F. VTVM VTVM 1 2 3 4 5 6 7 DP-3080Mk2(k) COVER( 98.4.24 2:42 PM yW 8 ACEGIBDFHJ 2 1 3 5 7 4 6 Refer to the schematic diagram for the value of resistors and capacitors. PC BOARD(Component side view) 56 DP-3080Mk2(K) PCB/SD( 98.4.24 2

20、:37 PM y W 2 ABDFHJCEGI 2 1 3 5 7 4 6 -29.3V -25.9V -25.9V -25.9V -25.9V -25.9V -25.9V 4.8V 4.3V 0V 0V 0V 4.8V 0V 4.7V 0.2V 4.7V 4.7V 0V 0V 0V 2.0V 4.7V 4.7V 0.8V 2.3V 2.3V 4.7V 2.1V 0V 2.3V 2.3V 2.1V 4.5V 0V -0.6V 2.4V 2.5V -11.9V 4.8V 2.3V 3.4V 4.1V2.0V 3.4V 0.6V 4.7V 2.2V 2.3V 3.9V 3.4V 3.6V 3.6V

21、 2.3V 4.7V7.3V 4.8V 3.7V 3.6V 3.4V 3.9V 2.3V 8.0V 4.5V 0.7V 1.5V 2.0V 2.2V 3.0V 2.2V 3.2V 0.1V 2.2V 2.2V 0.7V 2.2V 2.4V 2.2V 2.3V 2.1V 2.2V 2.2V 0V 4.5V 0V 4.7V 4.7V 4.7V 2.4V 2.2V 2.2V 2.2V 2.2V 2.2V 2.2V 2.2V 2.2V 2.2V 2.2V -0.6V 2.2V 0.6V 2.2V 4.5V 2.2V 2.2V 2.2V 2.2V 2.4V 8.0V 7.3V 2.3V 2.2V 2.4

22、V 0V 2.3V 2.2V 4.8V 4.7V 2.1V 2.3V 2.3V 2.2V 0V 0.2V 4.7V 0V 4.5V 4.7V 4.7V 4.7V 4.7V 12.2V IC401 IC501 IC201 MECHA. ASSY TRAVERSE UNIT : D40-1500 PICKUP ASSY:T25-0050-05 IC301 0V 12.2V -B +B +5V +12V +12V +12V +12V +8V +8V -12V -12V -12V -12V -12V -30V -30V -30V AVDD +5V+5V VDD VDD VDD VDD VDD AVDD

23、 VDD +5V +5V +5V +5V +5V +5V +5V +5V +5V +5V +8V +5V +8V +8V +8V +5V +5V +5V +5V+5V +5V +5V +5V R506 330 R618 10 10K R659 R317 68K R319 68K 5 6 11 10 FE+ PD PD2 PD2 PD1 F E GND +5V +5V E 20 25 26 21 LD GND 5 C402 0.01 + - 18 C401 1000P 2 3 1 - + VEE 4 470 6 4 6 5 4 5 0.01 C512 0.022 C505 6.8K R303 4

24、7K R617 470 R610 0.01 C403 82K R405 47 7 6 8 VCC R401 19 R403 82K R402 82K SIGNAL LINE GND LINE +B LINE -B LINE R404 82K VR301 VR301 10K 20K R32420K R325 VR303VR302 10K R208 + C322 100u10 26 25 54 55 57 C508 1000P 470 R519 + C325 100u16 0.01 C311 150K R514 10K R504 C504 100K 470 R510 20 WDCK ASYE 22

25、 21 PCMD BCK LACK R509 18 19 R501 1500P 3.3K R503 3.3K R505 0.047 C503 BIAS ASYI AVDD RF AVSS CLTV PCO FILI VSS LOCK TEST FILO 11 6 7 10 9 8 13 14 12 15 16 17 ASYO R502 1M C502 0.01 MDP MDS FOK MON XLON 63 62 SPOD 64 1 4 3 2 5 24 25 470GTOP XUGF 26 VDD XFCK 28 27 GFS RFCK 30 31 XROF C2PO 29 32 MNT1

26、MNTO 34 35 38 37 36 39 XTSL FSTT C4M DOUT XTAI XTAO 41 40 42 43 44 46 45 47 5 0.01 C506 R508 23 R406 10K 10K R407 1 2 4 3 52 SEIN 54 55 23 24 54 57XLTO 48 49 51 50 XRST SENS MUTE DATA 9 6 0.01 C507 SBSO SQCK SOSO EXCK WFCK SCOR VSS EMPH 11 12 33 MNT3 SPOB SPOA 60 SPOC 61 VDD 58 57 CLKO 59 DATA 55 CN

27、IN 56 53 CLOK XLAT GND OP S/W CL S/W T MO GND SP+ SL- SL+ GND S S/W SP- F VC +5V PD2 LD PD1 PD2 PD1 GND GND PD FE+ TE+ TE- FE- SP- SP+ SL- SL+ GND S S/W FE- TE- TE+ PD2 VC SP- SP+ SL- SL+ GND S S/W +5V RMC GND 0.12 C501 80 79 80 79 R318 68K R316 68K 59 21 20 10K R328 1 2 2 1 R209 150K 3.3 R511 3.9 R

28、513R512 100 59 + C511 330u10 10uH L201 4 5 2 3 6 22 20 21 17 18 19 1 1 3 2 6 5 4 1 2 3 4 5 15 16 12 13 14 9 10 11 7 8 470P C611 10 + C610 33Ou 0.022 C609 26 25 R207 4.7K 4.7K R206 0.033 C205 77 76 202119 4 G 5 G 6 G 222324 1 G 2 G 3 G 252627 F F 2829 + C208 4.7u50 10K R211 C201 1000P 1M R201 220P C2

29、02 0.047 C203 240K R311 150K R310 0.01 C310 + C308 10u50 C309 1000P R307 100K R308 22K R306 390K C306 0.01 C313 0.033 + C318 100u10 R321 10 C314 0.01 C315 2200P0.01 C316 R313 1.5K R314 12K 1K R315 68P C317 6 5 4 3 2 1 1 VC 2 3 +5V E 4 5 PD2 PD1 6 PD2 8 F 7 PD210 LD 11 12 GND PD 9 GND 13 14 FE+ TE+ 1

30、5 TE- 16 FE-22 20 18 19 16 17 14 15 21 12 10 11 13 8 7 9 220K R312 1M R320 82K R322 0.022 C319 4.7K R326 9.1K R323 100 R327 VR303 33K 6 5 4 3 2 1 1RF 2 3 FE1 FE2 4 5 VC TE2 6TE1 7SS R329 100K 47K R330 VR302 100K C324 0.01 R332 330K 100K R333 C323 0.047 C321 47P R331 47K C320 0.12 56K R334 150P C307

31、C305 0.039 + C304 10u50 110K R202 R203 110K R204 1M 3.9 R210 R205 4.7K 15 12 13 14 11K LEVEL SHIFT 2 REGULATOR 10 11 6 5 10 11 GND 9 GND GND 6 7 8 23 BTL AMP BTL AMP 11K 2 3 4 1 VCC MUTE 1 LEVEL 4 - + SHIFT 1 5 16 11K 19 18 17 0.01 C210 VCC 22 21 20 + - 24 23 25 11K 28 29 27 VCC 30 26 BTL AMP RESET

32、SHIFT 3 BTL AMP LEVEL SHIFT 4 LEVEL C303 0.1 R305 680KC302 0.1 C301 0.12 R301 2.4K R302 100 L.M CL S/W OP S/W T MO GND GND D.M C B A E 15 14 13 11 10 + C207 100u10 0.01 C206 0.01 C312 0.01 C209 R309 9.1K C1 SHORT LAND VR1 1K 8 1 1/2VCC VCC LD MON COIL COIL TRAKING FOCUS F 16 12 10 9 8 7 11 4 6 5 2 3

33、 1 14 13 FSET TAM SL+ TAO 17 18 16 ISET VCC SL- SLO 15 TG2 TGU SRCH EFM 22 21 20 19 XRST XLT DATA CLK 24 23 CC2 CC1 FOK C.OUT SENS RFI CB CP RFM RFO FGD FLB FE1 FE0 FDFCT 47 48 TDFCT VC 44 45 46 TE1 TZC ATSC LD PD1 PD 40 VEE E1 41 42 43 TEO LPF1 37 39 38 F FE.B E PD2 FEO 26 25 29 28 31 30 27 32 35 3

34、4 33 36 9 12 0.1 C2 0.1 GND C3 7 6 2 5 4 3 0.1 CP301 D301 CP251 Q401 Q402 : 1N4148M : 1N4002A D102,107,201-206,301, 703,801,802,901-907 D103-106 302,650,652-658,702, : 2SA1266 : DTA124ES : 2SA1277(Y) : 2SC3198(Y) Q101,304 Q201 Q301 Q302,303 : 2SA1273 : 2SC3194(Y) : DTC124ES Q401 Q402 Q701 Q803,804 :

35、 2SC2236 : ICP-N20IC102 : KIA7812PIIC103 : NJM79M12FAIC104 : LA6541DIC201 : CXA1782BQIC301 : NJM4558DDIC401 : CDX2507AQIC501 : CXP32316-332QIC601 : KIA7042PIC602 : KAN03TC9423FIC701 : NJM4580DDIC801,802,851 FE BIAS CONT. LOADING-M DRIVE ON/OFF LASER-D APC FE BIAS T-GAINTE-BALANCE CONT. FE BIAS (TEST

36、 PIN) ADJUSTMENT : MTZJ4.7B : FIP9KM5 ZD802 F901 : MTZJ30B : MTZJ5.6BZD102,801 ZD101 : KTC2878Q801,802,805,806 IC101: KIA7808AP DSP (BOTTOM VIEW) CP401 CP201 D203 D206 D201 D202 Q303 Q302 Q304 CP252 Q301 D302 P1 5V AVR Q201 D204 D205 DRIVE 4ch BTL M LOADING TRAY SW OPEN/CLOSE SLT MOTOR M M DISC MOTO

37、R FEED MOTOR RF AMP/SERVO (BOTTOM VIEW) () () () )( ( ( ) ) ( ( ) ) )( () () )( () () () )( ) () () () () ( )( () () )( )( () () ( ( ) ) () () () () () )( () )( )( () () )( () () )( )( )( () )( () DP-3080Mk2(K) PCB/SD( 98.4.24 2:37 PM y W 3 TKMOQSLNPR 4.8V 2.3V -25.2V -18.3V -18.3V -18.4V -18.3V -21

38、.8V -21.8V -21.9V -8.5V 1.5V 12V -25.9V -25.9V -25.9V 4.6V 0.2V 4.7V 4.7V 4.7V 0V 4.7V 4.7V 0V 0.2V 4.7V 4.7V -4.4V -1.4V 3.4V 0.6V 3.4V 4.7V 1.8V 1.9V 4.7V 4.7V 1.9V 1.8V 0V 2.0V 4.7V 4.7V 4.7V 4.7V 2.2V 4.7V 2.2V 2.3V 4.7V 4.7V 4.7V 4.7V 4.7V 4.7V 4.7V -31.2V -30.3V -29.3V -11.9V 16.5V 12.2V 16.5V

39、 0V 0V 12.2V 0V 0V 0V -11.9V OV -4.4V 0V 0V -4.4V 0V0V 0.2V 1.4V 1.4V -11.9V 0V -0.2V 12.2V 0.3V -0.3V 0V -11.9V 1.4V 1.4V 4.5V 0V 4.7V 4.7V 0V 8.0V -18.1V 12.2V 2.2V 0V0V 0.2V 1.2V 4.8V 2.7V 0V 4.6V 4.6V 0V 4.8V 4.7V 0V 4.9V -4.5V To CP901 of a display circuit parts. IC802 IC801 IC102 IC103 IC851 S

40、INGLE VOLTAGE DUAL VOLTAGE IC701 IC602 IC101 IC104 IC601 C607 4.7V 1.8V +12V+12V +12V+12V +12V+12V +12V +12V +12V +8V+8V -12V -12V -12V +8V -30V -30V -30V-30V VDD VDDVDD VDDVDD VDDVDD VDD VDD +5V +5V+5V +5V+5V VDDVDD +5V +5V +5V+5V +5V +5V 330 R832 C605 220 INOUT R616 470 R615 470 R614 470 0.01 C109

41、 1.5K C110 C105 100K C655 L651 1uH 6.8K R854 C815 5600P R612 470 R613 470 R611 470 R711 4.7 10K R658 100K R657 6 Q804 + C852 2.2u50 + C704 0.01 C707 + C510 100u16 0.01 C102 2 1 4700u25 + + 4700u25 0.01 C117 0.01 C118 +B OUT FLT IN FLT OUT -B OUT +B IN F IN F OUT F IN FLT OUT FLT IN F OUT -B OUT -B I

42、N +B OUT +B IN -B IN 25 26 77 76 22 20 20 22 0.047 C108 C107 0.047 C106 0.047 INOUT GND 0.1 C119 0.1 C112 OUT GND IN 470P C855 470P C856 100P C859 6.8K R853 10K R851 + C851 2.2u50 100P C858 4.7K R858 56 R856 100P C860 2 1 GND 2 1 3 4 L ch 3 4 GND R ch 470P 470P C871 C872 C191 0.47u50 + C192 0.47u50

43、10K R101 4700P C104 0.1 C113 + C101 1u50 4700P C103 32 1 31 2 3 + C116 100u50 R105 100 10K R106 100 R104 10K R103 0.047 C115 + C114 100u50 100K R656 100K R655 330 R652 R651 330 R653 100K R654 100K + C827 4.7u50 330K R833 4.7K R808 7.5K R804 4.7K R807 7.5K R803 0.1 C891 22K R891 220 R828 0.01 C653 +

44、DI 5V GND C654 0.01 C652 220P C651 220P NC 8 VCC - 5 6 + - 7 1 4 3 2 VEE 9 11 12 7 8 10 470 R521 R814 220C808 4.7K R806 7.5K R802 C802 R812 27K 150P C806 180P 470 R834 150P C807 27K R809 R827 220 1000P C823 R835 470 R825 470 R821 + C819 22u125 10K R823 470P C821 0.056 C813 10K R839 220 R815 220 R817

45、 R813 220 C803 39P C805 180P R811 27K 150P C801 R805 4.7K R801 7.5K + - + - 8 7 6 5 1 VCC 2 3 VEE 4 8 4 6 5 7 3 2 1 AC110-120V /220/240V 22 1 C704 330u10 MGENERAL MARKET EEUROPE 100u10 DESTINATION COUNTRYABB. U.K.T 1 2 3 50Hz 50Hz/60Hz 1 5 - + 4 C804 39P VEE + 10K R838 C822 R824 6 7 VCC - 8 150P R81

46、0 3 2 27K C816 220 R816 220 R818 R822 100K 10K 5600P 470P 1000P C824 470 R826 22u25 + C820 0.056 C814 + C716 220u10 22K R708 22K R707 33P C712 33P C711 1.5K R709 C714 0.01 30P C710 16.9344MHz XT701 0.01 C709 100 R705 1M R706 7 8 10 R703 10K R702 10K R701 10K + C702 100u10 39 R704 1.8 R712 0.01 C717

47、32 31 DACTEST0 35 36 33 34 LO+ GNDAR DACTEST1 RZ 30 28 29 26 25 27 8FSLRCKO 8FSRDATAO 8FSLDATAO 8FSBCKO VDD 38 37 VDAR LO- 39 40 41 VDAL RO- 42 43 44 RESETN LZ GNDAL 45 DACTEST2 46 GNDX 48 47 XO VDX 50 51 49 XI VDD RO+ TESTI 24 23 BCKO DATAO TESTO 20 21 22 LRCKO NRSTO 18 17 8FS 14 15 16 GND 13 12 SG

48、ATE(MDT) SCK(MCK) SDAC 19 11 10 9 P/S SDATA(MLEN) 8 7 6 5 DRON NFRNT NRAMRS NNODR MMODO MCKO HCKO 52 53 MMOD1 LRLH NMUTE 56 55 54 4 3 2 BCKI DATAI TCKTH LRCKI 58 59 1 60 GND 57 K4 + C608 100u10 26 25 R605 10K GND 0.022 C606 1u50 + OUT IN 29 28 27 XT601 32 31 30 4.19MHz 23 24 23 24 19 18 21 PC4/OPEN 18 19 20 22 PC3/KR