Kenwood DM-VH7 Service Manual Download

Page: 21 / 26

DM-VH7

ARTS LIST

✽

New Parts

Parts without

Parts No.

are not supplied.

Les articles non mentionnes dans le

Parts No.

ne sont pas fournis.

Teile ohne

Parts No.

werden nicht geliefert.

Ref. No

Add-

ress

New

Parts

Description

Desti-

nation

Re-

marks

Parts No.

✽

New Parts

Parts without

Parts No.

are not supplied.

Les articles non mentionnes dans le

Parts No.

ne sont pas fournis.

Teile ohne

Parts No.

werden nicht geliefert.

Ref. No

Add-

ress

New
Parts

Description

Desti-

nation

Re-

marks

Parts No.

649

✽

J19-5994-04

HOLDER

650

J19-5995-14

HOLDER

651

✽

J19-5996-02

BRACKET

654

J42-0083-05

POWER CORD BUSHING

J61-0098-05

WIRE BAND

660

K29-7554-04

KNOB EJECT

661

K29-7555-03

KNOB POWER

661

K29-7563-03

KNOB POWER

665

L07-2720-05

POWER TRANSFORMER

665

L07-2721-05

POWER TRANSFORMER

670

W01-0084-05

HEXAGON WRENCH KEY

D24 ,25

B30-2545-05

LED(RED3(160))

D26

✽

B30-2551-05

LED(BLUE,PHAI 3)

C1 ,2

CQ93FMG1H823J

MYLAR

0.082UF

CE04KW1E332M

ELECTRO

3300UF

25WV

CK73FF1E104Z

CHIP C

0.10UF

CE04KW1A102M

ELECTRO

1000UF

10WV

CK45FB1H471K

CERAMIC

470PF

CE04KW1A102M

ELECTRO

1000UF

10WV

C10

CE04KW1A101M

ELECTRO

100UF

10WV

C12

CE04KW1C100M

ELECTRO

10UF

16WV

C13

CE04DW0J102M

ELECTRO

1000UF

6.3WV

C14 ,15

CK73FF1E104Z

CHIP C

0.10UF

C16

CE04KW1A101M

ELECTRO

100UF

10WV

C21 ,22

CE04KW1E102M

ELECTRO

1000UF

25WV

C23

CE04KW1C100M

ELECTRO

10UF

16WV

C24

CE04DW1C471M

ELECTRO

470UF

16WV

C25

CE04KW1C100M

ELECTRO

10UF

16WV

C26

CE04KW0J471M

ELECTRO

470UF

6.3WV

C30

C91-1488-05

6800PF

250VAC

C31 ,32

CC73FSL1H471J

CHIP C

470PF

C33 ,34

CE04KW1C100M

ELECTRO

10UF

16WV

C35 ,36

CC73FSL1H101J

CHIP C

100PF

C37 ,38

CE04KW1C100M

ELECTRO

10UF

16WV

C41 ,42

CE04KW1C100M

ELECTRO

10UF

16WV

C43 ,44

CK73FB1H103K

CHIP C

0.010UF

C45 -48

CE04KW1C100M

ELECTRO

10UF

16WV

C49 ,50

CC73FSL1H101J

CHIP C

100PF

C51 ,52

CQ93FMG1H821J

MYLAR

820PF

C53 ,54

CQ93FMG1H122J

MYLAR

1200PF

C55 ,56

CC73FSL1H101J

CHIP C

100PF

C57 ,58

CE04KW1A470M

ELECTRO

47UF

10WV

C59 ,60

CC73FSL1H471J

CHIP C

470PF

C61 ,62

CE04KW1A470M

ELECTRO

47UF

10WV

C69

C90-3623-05

BACKUP

0.33F

5.5V

C71

CE04KW1H100M

ELECTRO

10UF

50WV

C73

CE04KW1H010M

ELECTRO

1.0UF

50WV

C74

CE04KW1C100M

ELECTRO

10UF

16WV

C76 -78

CK73FF1E104Z

CHIP C

0.10UF

C79

CE04KW1A101M

ELECTRO

100UF

10WV

C80

CK73FB1H103K

CHIP C

0.010UF

C81

CC73FSL1H101J

CHIP C

100PF

601

✽

A01-3696-01

METALLIC CABINET(TOP)

602

✽

A01-3698-01

METALLIC CABINET(BOTTOM)

603

A09-1106-08

CABINET

606

✽

A21-3757-12

DRESSING PANEL (TOP)

607

✽

A21-3758-02

DRESSING PANEL (BOTTOM)

608

✽

A21-3762-13

DRESSING PANEL

609

✽

A29-1051-14

PANEL

610

✽

A50-1326-02

SIDE PLATE R

611

✽

A50-1327-02

SIDE PLATE L

612

✽

A60-1643-11

PANEL

613

✽

A70-1279-05

REMOTE CONTROLLER ASSY

615

✽

B09-0267-04

CAP

616

✽

B09-0269-04

CAP STANDBY

617

✽

B10-3486-03

FRONT GLASS

618

✽

B12-0360-04

INDICATOR REMOCON

619

✽

B12-0361-04

INDICATOR REC

620

B19-1529-05

OPTICAL FIBER

621

✽

B38-0180-05

LCD DISPLAY ASSY

B46-0310-03

WARRANTY CARD

B46-0328-03

WARRANTY CARD

✽

B46-0347-03

WARRANTY CARD

✽

B60-4261-00

INSTRUCTION MANUAL(EN)

✽

B60-4262-00

INSTRUCTION MANUAL(FR)

✽

B60-4263-00

INSTRUCTION MANUAL(GE)

✽

B60-4264-00

INSTRUCTION MANUAL(NE)

✽

B60-4265-00

INSTRUCTION MANUAL(IT)

✽

B60-4266-00

INSTRUCTION MANUAL(ES)

630

E30-0615-05

AUDIO CORD

631

E30-2628-05

CORD WITH CONNECTOR

632

E30-2788-05

AC POWER CORD

POLYSTYRENE FOAMED FIXTURE

✽

H10-7573-02

POLYSTYRENE FOAMED FIXTURE

ADHESIVE DOUBLE-COATED TAPE

✽

H50-3359-04

ITEM CARTON CASE

✽

H50-3360-04

ITEM CARTON CASE

✽

H50-3458-04

ITEM CARTON CASE

645

J02-0130-05

FOOT

646

J02-1444-14

INSULATOR ASSY

647

✽

J02-1445-04

FOOT

L :

Scandinavia

K :

USA

P :

Canada

R :

Mexico

C :

China

I :

Malaysia

Y :

PX(Far East, Hawaii)

T :

Europe

E :

Europe

G :

Germany

V :

China (Shanghai)

Y :

AAFES(Europe)

X :

Australia

Q :

Russia

H :

Korea

M :

Other Areas

indicates safety critical components.

L :

Scandinavia

K :

USA

P :

Canada

R :

Mexico

C :

China

I :

Malaysia

Y :

PX(Far East, Hawaii)

T :

Europe

E :

Europe

G :

Germany

V :

China (Shanghai)

Y :

AAFES(Europe)

X :

Australia

Q :

Russia

H :

Korea

M :

Other Areas

indicates safety critical components.

DM-VH7

CONTROL (X25-6240-11)

DM-VH7(K)

COVER1,1P(

99.10.29

2:44

y[W

www . x ia o y u 1 6 3 . c o m

QQ 3 7 6 3 1 5 1 5 0

T E L 1 3 9 4 2 2 9 6 5 1 3

TEL 13942296513 QQ 376315150 892498299

Summary of Contents for DM-VH7

Page 1: ...nel A21 3762 13 Knob K29 Front glass B10 3486 03 Side plate R A50 1326 02 Rectangular receptacle E08 0312 05 Phono jack E63 1065 05 Metallic cabinet BOTTOM A01 3698 01 Side plate L A50 1327 02 Indicator B12 0361 04 Insulator assy J02 1444 14 Dressing panel BOTTOM A21 3758 02 Dressing panel TOP A21 3757 12 Do not face the light of laser when a repair or action confirmation are done Refer to parts l...

Page 2: ...let then while holding the eject 0 eject key depressed plug the power cord again Please note that resetting the microprocessor clears the contents stored in it returns the microprocessor to the condition when it left the factory Note related to transportation and movement Before transporting or moving this unit carry out the following operations 1 With no disc loaded in the unit press the on stand...

Page 3: ...etting of the initialization While pressing the EJECT key plug an AC power cord into AC outlet No backup item Initialization PLAY mode TRACK MODE REPEAT OFF MECHA ucom Backup item Initialization DISC editing record UTOC information DIN AIN AOUT UART A D INT PWM PWM SIO Mechanism unit X33 IC24 MECHA uCOM HD6432227N01FA Main uCOM M30620MC 340FP X25 IC12 DISPLAY LCD driver 64 x 64 full_dot LCD module...

Page 4: ...set L RESET ON 29 MECHA_RXD I MD mecha communication input 30 MECHA_TXD O MD mecha communication output N ch 31 34 Not used 35 TIRLER_TXD O Titular communication output 36 TIRLER_RXD I Titular communication input 37 SDATA I O Serial data SL16 38 SBUSY I O Serial busy SL16 39 RDY I Extension bus control 40 Not used 41 HOLD I Extension bus control 42 61 Not used 62 Vcc Ucom power supply 5V 63 Not us...

Page 5: ...ery block diagram X33 CI2 X33 IC24 MNT0 ATRAC MD ucom AD DA MNT1 CXD2654R MNT2 MNT3 X25 IC11 SWDT SCLK CTXD XLAT CRXD SRDT SENS XRST SQSY DQSY X33 IC12 RECP XINT ADDARST TX EMPHA LDON CXA2523AR RMS HMUTE X33 IC6 SRVMOD E2PROM MECHA RF amp SCL SDA POWER IDSW MUTE HEADPOS MUTE_BAR MDM 06 DISCIN RESET STTLMT CE LOADIN LOADOUT BITRATE DM VH7 K COVER1 1P 99 10 292 43PM y W 10 www xiaoyu163 com QQ376315...

Page 6: ...SET I Reset input 60 NMI I VDD non mask able thrust 61 STBY I VDD hardware standby input 62 VCC VDD power supply 63 XTAL I Clock inverse input 64 VSS GND 65 EXTAL Clock input 66 FWE I GND Flash ROM writing permission 67 MODE2 I VDD mode MD0 MD1 MD2 1 1 1 68 74 Not used 75 CE I Ucom CE 76 CTXD O MD ucom transmit data 77 CRXD I MD ucom receive data 78 DQSY I DIN sub Q thrust 79 80 Not used 81 SQSY I...

Page 7: ... supply 32 39 Not used 40 Vss Ucom power supply GND 41 47 Not used 48 A0 O LCD drive control 49 56 D0 D7 I O LCD drive control 57 Not used 58 LAT I Communication latch thrust 59 I Not used 60 RD O LCD drive control 61 WR O LCD drive control 62 CS1 O LCD drive control 63 Not used 64 Not used Pull up 4 LCD display microprocessor HD6433297A17F X25 IC12 4 1 Description 3 3 Port control EBITRATE 46 pin...

Page 8: ...justment mode refer to each section of 6 Electrical adjustment If other adjustment mode has been entered incorrectly press the STOP key to exit the mode The number 9 13 are not used for service If these mode have been entered incorrectly press the STOP key immediately to exit the mode Specially do not use EEP INITIAL E2PROM data has initialized if used it 5 4 Selection of test mode 13 test modes a...

Page 9: ...Laser power adjustment O O X O 3 Traverse adjustment O O X O 4 Focus bias adjustment O O X O 5 Error rate confirmation O O X O Pick up Flexible board Laser tap 6 5 Offset Adjustmen N o K e y D i s p l a y F u n c t i o n 1 UP DOWN Select TEMP ADJUST 2 PLAY TEMP xx yy xx compensation data yy setting temperature 3 UP DOWN Input yy with present temp 4 PLAY TEMP SAVE TEMP ADJUST in writing data 6 6 La...

Page 10: ...yy xxxx C1 error lower 50 yy AIDP error 00 4 STOP CPLAY MODE 5 EJECT Unload disc N o K e y Display Function 1 UP DOWN Select FBIAS ADJUST 2 Load the disc 3 PLAY a xx yyyy zz point a xx focus bias yyyy C1error 4 UP Adjust yyyy to 220 5 PLAY b xx yyyy zz point b 6 DOWN Adjust yyyy to 220 7 PLAY xx yyyy zzc point c Check yyyy within 50 8 PLAY Display shows aa bb cc xx focus bias adjust aa point a bb ...

Page 11: ...n on 5 The loading motor LM turns clockwise 4 if the start limit switch is in on 6 The gear drive turns counterclockwise 5 7 The gear idler turns clockwise 6 8 The gear intermediate turns counterclockwise 7 9 The gear final turns clockwise 8 10 The slider outer travels frontwards 9 11 The holder ass y lifts by the boss of the lever clamp located in the groove of the slider outer 11 DM VH7 MECHANIS...

Page 12: ...er inner 14 The slider inner travels frontwards 15 The slider load travels frontwards by the boss of the slider load in the groove of the slider inner 16 MD disc will come out 17 The loading motor stops to turn by pressing the eject detection switch with the slider inner DM VH7 12 MECHANISM DESCRIPTION 1p 99 10 293 45PM y W 1 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 ...

Page 13: ... will be continue to 3 3 Recording Operation 1 In recording mode the recording detection position switch will be in on by traveling the slider outer backwards 2 The recording head goes down by movement and turning with the lever HD on the slider outer Manual operation Loading and eject operaions carry out by pressing slider inner or outer DM VH7 MECHANISM DESCRIPTION 1p 99 10 293 45PM y W 2 www xi...

Page 14: ... IC9 IC8 S7 S6 CN8 CN7 S5 S8 CN6 D26 S1 D24 S11 S4 S3 S9 S10 S2 WH1 D25 E1 X25 B 3 X25 C 3 SYSTEM CONTROL REC IN PLAY OUT DIGITAL INPUT OPTICAL 1 2 C107 R15 R16 L6 W3 W4 W1 L1 L2 R108 C167 C163 R8 R9 R145 C141 R161 R115 R52 R125 R127 R144 R53 R3 R4 X2 W2 R186 R187 C171 C188 R166 C189 C158 C115 L7 C116 L8 C117 C105 C133 R175 R184 R188 R190 R189 R177 R180 R117 R105 R106 R158 R159 R147 R169 R137 R1 W...

Page 15: ...6 8K R120 R119 8 2K R122 6 8K R129 10K 220P C114 330P C125 C159 0 1 R130 10K C127 470P C157 C126 470P R128 10K R138 0 1 10 R124 15K C120 330P W8 10uH L2 W9 1 R139 110K R116 10K R111 R114 10K 49 48 46 47 45 78 46 45 47 49 48 10 12 10 12 10 12 R118 8 2K R9 100 R8 100 3 3V 3 3V 3 3V 3 3V 3 3V 3 3V 3 3V 3 3V 3 3V 3 3V 3 3V 3 3V B 3 3V B B 3 3V B B 3 3V 3 3V 3 3V 3 3V 3 3V 3 3V B B B B B B B B 3 3V 3 3...

Page 16: ...28 97 47K 21 19 75 59 75 C33 C40 C32 C31 5V 0 1 C44 1 5V 3 3V 5V 5V 5V 5V W12 3 3V 3 3V OUT GND IN 5V 5V 5V 5V 3 3V 4 7 R160 100u6 3 C198 3 3V 3 3V 3 3V 3 3V 3 3V 3 3V 3 3V R13 100 3 3V 3 3V 3 3V 3 3V 3 3V 3 3V 3 3V 3 3V 3 3V 5V 59 5V 5V 5V 5V B 5V 5V 5V 5V 59 59 29 97 B 5V B B IC24 IC12 IC10 IC6 DM VH7 J K 1 2 A CN1 CN5 Q10 Q8 Q11 MD MECHA u COM 3 15V AVR 3 3V AVR DA AD CONVERTER DIGITAL REC DIGI...

Page 17: ...R68 R61 100K 1K R66 1K 470P C60 470P C59 2 2K R63 C57 1K R65 Q23 24 R92 100 R91 100 0 1 C76 24K 36K R32 R34 470P C32 10u16 C34 24K R36 C36 100P 10u16 3 4 2 1 C38 24K 36K 470P C31 R33 10u16 24K R35 100P C35 R31 C33 10u16 6 8 5 7 C37 R40 C46 10u16 1 2K R42 100K 2 3 C88 100P 10u16 C45 R39 C84 0 01 100K 1 2K R41 6 5 15K 4 C50 100P R44 1 C48 10u16 100P C49 15K R43 7 8 10u16 C47 R46 1 2 1000P C82 C41 10...

Page 18: ...5V 5V 5V 5V 5V 5V u 5V u 5V 9 5V 0 1 C4 K J T E AC120V 60Hz AC100V 50 60Hz AC230V 50Hz EUROPE E T U K JAPAN J2 NO YES J4 IC12 X25 B 3 A3 X25 C 3 X25 6240 XX A 3 LCD DISPLAY ASS Y B30 0180 DM VH7 J K 2 2 5 BOTTOM VIEW CN7 CN5 CN6 CN8 XY SW S20 u COM DISPLAY EJECT O T E LEV UP MODE 1 ON STANDBY LEV DWN REC S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 D24 STANDBY Q31 REC D25 Q32 EJECT D26 Q33 D1 D13 D11 D12 Q9...

Page 19: ...C C E E C Ax2 Ax2 Bx2 Gx2 Cx2 Bx2 Dx2 C D A A A D C D RH 49 32 12 54 PU 15 1 7 34 11 29 LM 30 26 14 28 6 16 18 46 33 9 57 58 DM 2 50 38 FM 19 61 31 20 10 27 58 3 36 8 47 13 39 23 35 5 22 39 25 37 59 33 17 24 60 4 21 1 2 3 A B 25 DM VH7 EXPLODED VIEW MD MECHANISM 1p 99 10 293 46PM y W 8 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942...

Page 20: ...05 ø2x8 M3x8 ø3x8 BLK ø3x8 ø3x8 BLK ø3x6 BLK ø4x8 DM VH7 C C Dx2 D 771 670 603 660 606 616 639 617 637 635 609 621 618 633 16P 637 665 638 638 638 638 725 756 705 704 755 735 775 714 661 619 608 636 612 607 613 620 645 630 631 615 649 650 649 611 601 610 646 633 16P 632 654 634 26P 615 651 1 2 C E D Parts with exploded numbers larger than 700 are not supplied 26 DM VH7 EXPLODED VIEW UNIT 1p 99 10 ...

Page 21: ... C 0 010UF K C81 CC73FSL1H101J CHIP C 100PF J 601 1D A01 3696 01 METALLIC CABINET TOP 602 2E A01 3698 01 METALLIC CABINET BOTTOM 603 1C A09 1106 08 CABINET 606 1C A21 3757 12 DRESSING PANEL TOP 607 2C A21 3758 02 DRESSING PANEL BOTTOM 608 2C A21 3762 13 DRESSING PANEL 609 1C A29 1051 14 PANEL 610 1D A50 1326 02 SIDE PLATE R 611 1D A50 1327 02 SIDE PLATE L 612 2C A60 1643 11 PANEL 613 1C A70 1279 0...

Page 22: ... RK73FB2A303J CHIP R 30K J 1 10W R152 RK73FB2A103J CHIP R 10K J 1 10W R153 RK73FB2A512J CHIP R 5 1K J 1 10W C82 CC73FSL1H102J CHIP C 1000PF J C83 84 CK73FB1H103K CHIP C 0 010UF K C85 CC73FSL1H101J CHIP C 100PF J C86 CK73FB1H103K CHIP C 0 010UF K C87 88 CC73FSL1H101J CHIP C 100PF J C101 CE04KW1A101M ELECTRO 100UF 10WV C102 CC73FSL1H101J CHIP C 100PF J C103 104 CK73FF1E104Z CHIP C 0 10UF Z C106 107 ...

Page 23: ...CHIP C 1000PF J R154 RK73FB2A302J CHIP R 3 0K J 1 10W R155 RK73FB2A202J CHIP R 2 0K J 1 10W R156 RK73FB2A103J CHIP R 10K J 1 10W R157 RK73FB2A512J CHIP R 5 1K J 1 10W R158 RK73FB2A302J CHIP R 3 0K J 1 10W R159 RK73FB2A202J CHIP R 2 0K J 1 10W R160 RK73FB2A103J CHIP R 10K J 1 10W R161 162 RK73FB2A431J CHIP R 430 J 1 10W R163 RK73FB2A680J CHIP R 68 J 1 10W R164 RK73FB2A473J CHIP R 47K J 1 10W R166 R...

Page 24: ...CHIP R 100 J 1 10W C107 108 CK73FF1E104Z CHIP C 0 10UF Z C109 CK73FB1H223K CHIP C 0 022UF K C110 CK73FB1E104K CHIP C 0 10UF K C111 CK73FB1H683K CHIP C 0 068UF K C112 CK73FB1H472K CHIP C 4700PF K C113 CK73FF1C105Z CHIP C 1 0UF Z C114 CC73FSL1H221J CHIP C 220PF J C115 CK73FB1C224K CHIP C 0 22UF K C116 CK73FB1H223K CHIP C 0 022UF K C117 118 CK73FB1E104K CHIP C 0 10UF K C119 C92 0628 05 CHIP TAN 10UF ...

Page 25: ...50 RK73FB2A221J CHIP R 220 J 1 10W R158 159 RK73FB2A104J CHIP R 100K J 1 10W R160 RK73FB2A4R7J CHIP R 4 7 J 1 10W R161 163 RK73FB2A222J CHIP R 2 2K J 1 10W R164 RK73FB2A681J CHIP R 680 J 1 10W R165 RK73FB2A104J CHIP R 100K J 1 10W R166 R92 1854 05 RN 2 2 K 1 2W R167 168 RK73FB2A472J CHIP R 4 7K J 1 10W R169 R92 1853 05 CHIP RN 1 1 4W R170 171 RK73FB2A103J CHIP R 10K J 1 10W R172 174 RK73FB2A473J C...

Page 26: ... 10320 Thailand Note Component and circuit are subject to modification to insure best operation under differing local conditions This manual is based on Europe E standard and pro vides information on regional circuit modification through use of alternate schematic diagrams and information on regional component variations through use of parts list Format System Minidisc digital audio system Laser S...

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