Kenwood-DMSE9-md-sm 电路图维修手册.pdf

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1、MINIDISC RECORDER DM-SE7/SE7(G)/SE9 SERVICE MANUAL 1997-11/B51-5395-00 (K/K) 3191 8 4? ? ? 1 7 03 minidisc recorder rec level O.T.E. on/standby D.R.I.V.E. LR DIGITAL IN OPTICAL SYSTEM CONTROL REC IN PLAY OUT 1 2 Indicator (B12-0318-04) Escutcheon* (B07-) Optic receiving module (W02-1181-05) Rectangu

2、tar receptacle (E08-0311-05) AC power cord* (E30-) Metallic cabinet* (A01-) Power cord bushing (J42-0083-05) Phono jack (E63-0120-05) Knob* (K29-) Knob* (K29-) Panel* (A60-) Front glass (B10-2372-03) Illustration is DM-SE9. * Refer to parts list on page 21. In compliance with Federal Regulations, fo

3、llowing are reproduc- tions of labels on, or inside the product relating to laser product safety. KENWOOD-Crop. certifies this equipment conforms to DHHS Regulations No. 21 DFR 1040. 10, Chapter 1, Subchapter J. DANGER : Laser radiation when open and interlock defeated. AVOID DIRECT EXPOSURE TO BEAM

4、 DM-SE9 2,COVER( 98.4.24 22:32 yW 2 RadioFans.CN 收音机爱好者资料库 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 mal

5、function, however, and the unit should be dried. (To do this, turn the POWER switch ON and leave the unit as it is for several hours.) 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 hea

6、ter starts operating. When the unit is brought from an air-conditioned place to a place of high temperature with high humidity. When there is a large difference between the internal temperature of the unit and the ambient temperature, or in conditions where condensation occurs easily. DM-SE7/SE7(G)/

7、SE9 2 CONTENTS / ACCESSORIES / CAUTIONS CONTENTS / ACCESSORIES / CAUTIONS.2 CIRCUIT DESCRIPTION.3 PC BOARD . 6 SCHEMATIC DIAGRAM . 9 EXPLODED VIEW .19 PARTS LIST.21 PARTS DESCRIPTIONS .27 SPECIFICATIONS .Back cover Audio cord (E30-0615-05) Accessories Contents Batteries (2) Remote control unit (A70-

8、1153-05) : RC-MSE7 (A70-1169-05) : RC-MSE9 Battery cover (A09-0129-08 : RC-MSE9) (A09-0356-08 : RC-MSE7) System control cord (E30-2628-05) Optical fiber (B19-1529-05) AC plug adapter (E03-0115-05) Cautions Note related to transprotaion and movement Before transporting or moving this unit, carry out

9、the following operations. 1. With no disc loaded in the unit, press the on / standby key to on. Check that no disc is present in the unit. 2. Wait a few seconds and verify that the display shown appears. 3. Press the on / standby key to off (standby). N OD I S C DM-SE9 2,COVER( 98.4.24 22:32 yW 3 Ra

10、dioFans.CN 收音机爱好者资料库 DM-SE7/SE7(G)/SE9 3 CIRCUIT DESCRIPTION 1. Main microprocessor : uPD784215GF506 1-1 Microprocessor periphery block diagram PROTECT 23 REFLECT 20 DISCIN 25 STTLMT 24 PHOTSW 21 RECSW 19 LOADIN 32 LOADOUT 31 DRDT 73 DEMPH 77 DDQSY 48 DLAT 76 DSUB1 80 DSUB2 79 DWDT 74 DCLK 75 FLDCE

11、 3 SRCLAT 78 VLCK 26 VLDT 63 VOLLAT 71 SBUSY 81 SDATA 82 KR1 54 KR2 55 KR3 56 INISW 58 1 A16 2 A17 84 AD0 : : 91 AD7 92 A8 : : 99 A15 5 RD 6 WR 7 CS 8 ASTB 33 SCHNG 13 SCL 34 SDA 28 XLAT 15 SENS 30 MNT0 14 MNT2 12 XRST 35 TX 27 RECP 29 MNT3 45 XINT 47 SQSY 48 DQSY 50 MNT1 65 SRDT 66 SWDT 67 SCLK 16

12、POWER 72 MUTE 17 LDON 18 RMS 36 BACKCHK 44 REM 46 CE 59 BACKV 83 BACKON uPD784215GF506 E2PROM CXD2652AR MDM-04 LC8904Q LC75710NE SM5844AF EXDT 10 EXLAT 11 EXCK 4 Q1 Q2 FLRST Q3 ADRST Q4 DIGRS DRIVE Q5 DINSEL Q6 EMPHA Q7 DARST Q8 RAM (X25)IC21 (X33)IC6 (X33)IC2 (X25)IC11 (X14)IC1 (X25)IC13 (X25)IC2 (

13、X25)J3 (X25)IC15 MECHA ELECTRIC Vol. SERIAL. DM-SE9 2,COVER( 98.4.24 22:32 yW 6 RadioFans.CN 收音机爱好者资料库 No.NameI/ODescription 1,2A16,17OSRAM address 3FLDCEOFL display driver CE 4EXCKOExtension port clock 5RDOSRAM reading 6WROSRAM writing 7CSOSRAM CS(L:SRAM enable) 8STBOSRAMASTB 9Vdd-Microcomputer po

14、wer supply 10EXDTOExtension port data 11EXLATOExtension port latch 12XRSTISystem IC reset 13SLCOE2PROM clock 14MNT2ISystem IC BUSY 15SENSISystem IC SENS 16POWEROPOWER(H:Power on) 17LDONOLaser ON(H:Laser diode ON) 18RMSOPickup microwave satisfactory(H:ON) 19RECSWIMechanism REC position switch(L:REC S

15、W ON) 20REFLECTIDisc high reflex / low reflex switch(L:High reflex) 21PHOTSW-Mechanism PLAY position detection (L:Phot sensor ON) 22(GND)TEST-Microcomputer power supply 23PROTECTIDisc protect switch 24STTLMTIMechanism pickup position switch (L:Start limit SW ON) 25D1SCINIMechanism disc insertion swi

16、tch (L:Disc out SW ON) 26VLCKOSRC clock 27RECPOSystem IC RECP 28XLATOSystem IC latch 29MNT3ISystem IC spindle LOCK 30MNT0ISystem IC FOK 31LOADOUTOLoading motor OUT direction drive(L:Loading IN) 32LOADINOLoading motor IN direction drive(L:Loading OUT) 33SCHNGOE2PROM data output change(H:SDA output) 3

17、4SDAI/O E2PROM data 35TXOSystem IC TX 36BACKCHKOBack-up voltage check ON 37Vdd-Microcomputer power supply 38X2OOscillation element (12.5MHz) 39X1IOscillation element (12.5MHz) 40VSS-Microcomputer power supply 41,42 XT2,1OClock oscillation element (Unused) 43RESETIMicrocomputer reset 44REMIRemote con

18、trol input 45XlNTIATRAC interrupt 46CEIMicrocomputer CE 47SQSYISYNC interrupt 48DQSYIInner DlN interrupt 49SSQSYIExternal DlR interrupt 50MNT1ISystem IC shock detection 51Vdd-Microcomputer power 52+5V-A/D standard voltage No.NameI/ODescription 53-IUnused 5456 KR13IKey return 13 57-IUnused 58INISWIDe

19、stination change 59BACKVIBackup voltage detection 60-IUnused 61GND-Microcomputer power 62-IUnused 63VLDTOSRC data 64+5V-D/A standard voltage 65SRDTISystem IC input data 66SWDTOSystem IC output data 67SCLKOSystem IC clock 68CRXDIExternal unit receiving data 69CTXDOExternal unit transmission data 70CE

20、NAIExternal unit correspondence permission 71VOLLATOElectron volume latch 72MUTEOMUTE terminal 73DRDTIDIR reading data 74DWDTODIR, display driver data 75DCLKODIR / display driver clock 76DLATODIR latch 77DEMPHIDIR emphasis 78SRCLATOSRC latch 79,80 DSUB2,1IDIRSUB2,1 81SBUSYO16bit synchro BUSY 82VLCKO

21、16bit synchro DATA 83BACKONOBack-up voltage charge ON 84-91 AD07OSRAM address / data 92-99 A815OSRAM address / data 100Vss-Microcomputer power DM-SE7/SE7(G)/SE9 4 CIRCUIT DESCRIPTION 1-2 Pin description DM-SE9 2,COVER( 98.4.24 22:32 yW 7 1-3 Backup Each following condition is backup to the memory wi

22、th ON/OFF of the AC power. Information of TOC UTOC information (Settlement contents of “editing etc. of record, TRACK edit- ing, titles”) Condition of POWER ON/OFF Condition of REC INPUT Condition of AUTO/MANUAL Setting of DIGITAL REC LEVEL Contents of the presetting title 1-4 Initial state POWER=OF

23、F REC INPUT=ANALOG AUTO MANUAL =AUTO PLAY MODE=TRACK REPEAT=OFF TIME DISPLAY=SINGLE(+) REC LEVEL=-12dB DRIVE=ON Preset title=PRE1 : Pops =PRE2 : Rock =PRE3 : Classic =PRE4 : Jazz =PRE5 : Disco =PRE6 : Best Hits =PRE7 : Air Check =PRE8 : No. =PRE9 : Vol. 1-5 Way of resetting a microprocessor When tur

24、ning on while pressing EJECT key, DM-SE7/SE9 initializes and starts a microprocessor. 1-6 Key matrix : *DM-SE7/SE9 doesnt function. Mode for the inspection : It utilizes for the existence or non- existence of the FL display. Way of setting Turn on the AC power while pressing STOP(7)key. Way of cance

25、ling Press STOP(7)key. Contents Press()key or(4) key. Then, DM-SE9 becomes the following test mode. Press PLAY(3) key, to fix each test mode. To cancel each test mode, Press PLAY(3) key once again. DOT TEST (It becomes “Niagara indication” when PLAY key is pressed.) SEG TEST (When PLAY key is presse

26、d all FL are lighted. Indication changes cyclically as follows when or 4 key are pressed.) “All FL light up” “FL turn off the lights” “KATAKANA” “All FL light up” KEY TEST (For the mode for the production line, in the service, it does- nt use.) 1-7 Extension IC 2. Adjustment DM-SE7/SE7(G)/SE9 CIRCUI

27、T DESCRIPTION INI SW 58pin Description HighOverseas; KATAKANA uncorrespondence. CYBER TITLER uncorrespondence. LowJapan; KATAKANA correspondence. CYBER TITLER correspondence. 0.000.491.482.483.48KEY OFF -0.47V-1.46V-2.46V-3.46V-4.45V4.47-5.0V KR 0- - KR 1 8 8*O.T.E*ATT UP*ATT- DOWN KR 2337 711REC IN

28、PUT KR 3-0044TIME DISPLAY PIN No.ICPort nameI/OExplanation 4Q1-ODIN selector 1 5Q2FLDRSTOFL driver reset 6Q3ADRSTOA/D reset 7Q4DIGRSTODIN reset 14Q5DRIVEODrive ON/OFF 13Q6DINSEL2ODIN selector 2 12Q7EMPHAOPlay emphasis ONOFF 11Q8DARSTOD/A reset Refer to the adjustment ( the page ) of the service manu

29、al (B51-5387-00) of 1050MD/DM-5090/9090. But, the key to operate is different as follows. DM-SE7/SE91050MD/DM-5090/9090Description PLAYENTERDecision of MODE STOPFADE / DELEATCancellation of MODE PAUSESETGo to the next step DM-SE7/SE91050MD/DM-5090/9090Description A continuation replay / STOPFADE / D

30、ELEATcontinuation recording are canceled. The thread moves to the FFFFperiphery only while pressing a key. The thread moves to the FBFBinternal circumference only while pressing a key. The continuation recording menu choice Every time pressing a -REC INPUTkey, DM changes the mode at the pit and the

31、groove -REC MODESpindle servo mode change (CLVS and A) Every time pressing a O.T.ETITLE INPUTkey, DM changes the contents of the display. 5 DM-SE9 2,COVER( 98.4.24 22:33 yW 10 6 1 E A CBD 2 3 5 7 4 6 PC BOARD(Component side view) Refer to the schematic diagram for the value of resistors and capacito

32、rs. MD MECHANISM UNIT MD CONTROL UNIT DM-SE9 2,COVER( 98.4.24 22:33 yW 9 FHJLNGIKMO 2 1 3 5 7 4 6 Refer to the schematic diagram for the value of resistors and capacitors. PC BOARD(Component side view) 78 DM-SE7 PCB/SD2P 98.4.24 22:25 y W 1 ABDFHJCEGI 2 1 3 5 7 4 6 X X X X X X X XX X X X X X X 0V (0

33、.3V) 3.3V 3.3V 0V (3.3V) 0V 3.3V 1.3V 1.6V 3.3V 0V (0.2V) 0.3V 0.5V 3.3V 1.3V 3.3V 1.3V 1.5V 0V 0V0V 3.3V 0V (0.6V) (0.2V) 0V0V (0.6V) (0.2V) 0V0.1V (1.3V) 3.3V 0.8V 3.3V 3.3V (3.3V) 0V ( ) 3.3V 3.3V 3.3V 3.3V 3.0V 3.3V 3.3V 0V 3.3V (3.0V) 1.3V 0V 0V (1.0V) 0V 1.7V 0V 1.7V 3.3V 3.3V 1.6V (1.6V) 3.3V

34、 0.8V (1.4V) 0.2V (0.2V) 1.6V 0.3V (1.0K) 1.9V 1.8V 1.6V 1.7V 3.3V 0.3V 1.7V (1.7V) 0V (0V) 0V (0V) 5V (5V) 5.1V 0V (0V) (0V) 0V 0V (0V)(0V) 0V 5V (5V) 3.3V 0V (2.2V) 3.3V (2.5V) 0V (3.2V) (2.8V) 1.8V 1.8V (2.8V) 0V 0V (2.8V) 3.3V (0.1V) 0.2V (1.0V) 1.8V 1.2V 2.2V 0.1V 2.2V 0V 0.9V (1.2V) 1.7V (1.6V

35、) 1V (1V) 1.7V 1.6V 0.4V 1.6V 1.6V 1.6V 0.1V (1.4V) 1.8V 1.5V 0.8V (1.4V) 0.2V (0.2V) 0.4V 0.4V 0.4V 3.3V 3.3V 3.3V 3.3V 2.8V 0.1V (0.2V) 3.3V (2.6V) 1.7V (2.0V) 1.7V 3.3V (2.5V) 0V (0.5V) 3.3V 3.3V 3.3V (3.3V) 3.3V (2.6V)0V (1.7V) (2.5V) 0V (0.2V) 0V (0.2V) 0V 3.0V 5.1V 0V (0.3V) 0V (0.3V) 0V (0.3V

36、) 0V (0.3V) 3.3V 0V (0.6V) 10.2V (9.2V) 3.3V 0V(0.3V) 0V 0V 0V(0.2V) 0V 2.6V 7.6V (7.2V) CN106 ADJUSTMENT HEAD WRITE OVER HR901 (KMS-260A/JIN) BLOCK OPTICAL PICK-UP EN/DECODE ATRAC BTL BUFFER Q7 Q3 D2D1 Q9 Q8 DRIVER HEAD S12fs E2PROM. Q5Q4 Q6 Q1 Q10 Q2 DRAM ACIRC CN104 CN103 D101 RF AMP A MECHA. (D4

37、0-1533-*5) (X33-1100-00) IC5 IC4 IC6 IC3 IC7 IC2 IC8 IC1 1 3 2 FE1 VC FE2 5 6 E F TE2 RF TP1 TP2 4TE1 0.022 1.6V 2.0V 1.6V C116 C111 0.068 1.7V 1.7V 1.7V 1.7V 1.7V 1.7V R167 4.7K +3.3V +3.3V +3.3V R147 100 R105 4.7K + C151 100u6.5 C152 0.1 C197 0.1 C134 0.1 +3.3V VCC VCC +3.3V +3.3V H+5V H+5V VCC+3.

38、3V +3.3V +3.3V +3.3V +3.3V +3.3V+3.3V+3.3V +3.3V+3.3V H+5VH+5VH+5V +3.3V +3.3V +3.3V +3.3V +3.3V H+5V +3.3V +3.3V +3.3V+3.3V +3.3V +3.3V +3.3V +3.3V +3.3V+3.3V +3.3V H+5VH+5V +3.3V+3.3V H+5V +3.3V M+5V M+5V +3.3V M+5V 12 C124 0.1 560100 220100 + C184 22u8 10 W1 M+5V 2.2K R161 21 23 12 10 C167 + 10u1

39、0 C169 L7L8 2.2K R162 C164 0.01 C163 0.01 0.1 C141 R164 680 C168 0.1 R165 100K 1/2W R166 2.2 1/4W 1 R169 0.1 1 2 18 20 19 6 5 15 16 10 8 9 11 13 12 714 +5V 417 3 C185 1000P 1K 1K R113 47K R112 10K R110 1K R103 0.1 C107 L2 10uH 23 21 C156 0.1 94 93 93 94 86 85 89 88 16 17 18 C153 0.01 91 92 86 85 100

40、P 100P 100P 10K 10K 0.01 100K R121 C122 R143 R142 C142 C144 C143 5 3 4 1 2 10 C200 10u10 C160 100uH L3 1M R173 0.1 C146 C21 2P C22 2P 100 R127 4 3 1 2 5 6 7 8 R171 10K R170 10K C171 0.1 5 SCL SDA GND 4 7 8 TEST +3.3V TV 0V 2 1 36 R141R148 R150R146 0.1 C108 R115 R132 47K R183 + C181 100u6.3 10K R181

41、C182 0.1 C183 0.1 47K 0.1 C110 C191 0.1 100u + 6.3 C136 L11 0.1 C135 100 R137 4700P C133 C131 0.015 R140 150 1K R134 C132 0.47 C112 4700P C113 1 4 5 2 3 1 6800P 0.01 C105 470K R117 R106 3.3M L10 L5 L6 L9 R108 1K R109 1K + 10u10 C119 R185 10K47K R179 + 10u10 C101 C102 0.1 R190 10K 0.033 C189 100K R15

42、9 C158 R158 100K 10K R188 10K R189 3.3K R177 3.3K R175 L1 10uH 10u10 C161 100uH L4 92 91 89 88 18 17 16 0.22 10K 10K R184 C188 0.01 R180 VEE E D C F I VC A B J VCC LD-GND ILCC MOD VR PD K FCS+ FCS- TRK+ TRK- NC R136 1K R135 3.3K C130 100P 680K R133 0.1 C127 0.47 C129 0.01 C128 100K R132 10K R131 0.1

43、 49 48 42 37 38 41 34 35 36 48 49 41 42 38 37 34 35 36 31 32 30 31 32 30 29 29 C118 11 13 12 15 17 16 14 19 20 18 A4 A5 A6 A7 XOE A8 XCAS D03 VCC A3 A2 A1 8 9 10 A9 A0 6 4 XRAS XWE 5 7 GND D04 D00 D01 2 1 3 LRCK 25 24 DADT ADDT 23 DOUT 22 21 DIN ASY0 52 51 AVDD ASYI 53 BIAS 55 54 RFI 4 MNT2(XBUSY) 3

44、 2 MNT1(SHCK) MNT0(FOK) 1 MNT3(SLOC) 72 SE 74 73 AUX2 TE 75 AVSS XBCK 26 100 10u10 + C104 + C103 10u10 2.2K R163 0.022 C109 470K R107 2 1 21 20 22 12 13 14 15 17 16 18 19 11 10K R104 C106 1000P C115 C117 0.1 APCREF + C123 0.1 C121 100u6.3 R125 100 R123 220 R144 100 27 FS 99 28 DVDD 98 29 A03 TEST2 9

45、7 30 A02 TEST1 96 31 A01 FGIN 95 32 A00SPFD 94 33 A10SPRD 93 34 A04SFDR 92 35 A05SRDR 91 36 A06FS4 90 37 A07FRDR 89 38 A08FFDR 88 39 A11DVDD 87 40 DVSSTFDR 86 41 XOETRDR 85 42 XCASLDDR 84 43 A09 APCREF 83 44 XRAS DTRF 82 45 XWE CKRF 81 46 D1 XLRF 80 47 D0 FOCNT 79 48 D2 ADFG 78 49 D3 TEST4 77 20 AVS

46、S AVSS 56 19 AVDD PDO 57 18 XTSL PCO 58 17 OSC0 FILI 59 16 OSCI FIL0 60 15 TX CLTV 61 14 XINT PEAK 62 13 RECP B 63 12 DQSY ABCD 64 11 SQSY FE 65 10 XRST AUXI 66 9 SENS VC 67 8 SRDT ADID 68 7 XLAT AVDD 69 6 SCLK ADRT 70 76 DCHG MVC1 50 5 71 ADRD SWDT 32 31 30 28 27 25 24 26 29 22 23 21 20 18 19 17 1

47、CAPA+ CAPA- 2 YO GND IN2R 3 IN4R IN2F 5 IN4F 6 OUT4F VH4 VM2 POND2 8 PONB4 VM1 9 VM34 OUT4R OUT2 7 4 OUT1 OUT3R OUT1 PONO OUT3F PONB3 12 11 10 VM1 VM3 IN1F IN3F 15 14 13 VDDPSD 16 IN3RIN1R 10 9 8 7 6 5 4 3 2 1 37 PEAK VCC 24 38 RF 3TADJ 23 39 RFAGCEOADJ 22 40 AGCI VREF 21 41 COMPOFOCNT 20 42 COMPP X

48、STBY 19 43 ADD XLAT 18 44 OPO SCLK 17 45 OPN SWDT 16 46 RFO TEMPR 15 47 MORFI TEMPI 14 36 BOTM I 1 35 ABCD J 2 34 FE VC 3 33 AUX A 4 32 ADFG B 5 31 ADAGC C 6 30 ADIN D 7 29 ADFM E 8 28 SE F 9 27 CSLED PD 10 26 TE APC 11 25 WELAD 12 13 GND MORFO 48 () )( )( )( )( )( () () () )( () )( )( () () )( )( () )( () )( )( )( () () )( () )( () )( ( ( ( ) ) ) ( ( ) ) ()