Nakamichi Dragon-DAC-Limited, Dragon-CD-Limited Service Manual

5 (1)

Manual Service Limited CD/DAC-DRAGON

Service Manual

MusicBank CD Player System

DRAGON-CD/DAC

Limited

CONTENTS

[DRAGON-CD Limited — CD Player Unit]

 

1.

General ..................................................................................................................................................................

1-2

2.

Mechanism Ass'y and Parts List ........................................................................................................................

1-4

 

2.1.

Synthesis .....................................................................................................................................................

1-4

 

2.2.

Front Panel Ass'y (A01) ...............................................................................................................................

1-6

 

2.3.

Rear Panel Ass'y (A02) ................................................................................................................................

1-7

 

2.4. Mechanism Deck Ass'y (A03) .......................................................................................................................

1-8

 

2.5. Tray Ass'y (B01) ............................................................................................................................................

1-10

 

2.6. Side Chassis R Section (B02) .......................................................................................................................

1-11

 

2.7. Main Chassis Section (B03) ..........................................................................................................................

1-12

 

2.8. Drive Unit CA Section (B04) ..........................................................................................................................

1-13

3.

Modified Circuit ....................................................................................................................................................

1-14

[DRAGON-PS Limited — Power Supply Unit]

 

1.

Mechanism Ass'y and Parts List ........................................................................................................................

2-2

 

1.1.

Synthesis .....................................................................................................................................................

2-2

 

1.2. Front Panel Ass'y (A01) ................................................................................................................................

2-3

2.

Remote Control Unit ............................................................................................................................................

2-4

[DRAGON-DAC Limited]

 

1.

General ..................................................................................................................................................................

3-2

2.

Parts Location for Electrical Adjustment ...........................................................................................................

3-4

3.

Electrical Adjustments ........................................................................................................................................

3-4

4.

Mechanism Ass'y and Parts List ........................................................................................................................

3-5

 

4.1.

Synthesis .....................................................................................................................................................

3-5

 

4.2. Front Panel Ass'y (A01) ................................................................................................................................

3-7

 

4.3. Rear Panel Ass'y (A02) .................................................................................................................................

3-8

5.

Mounting Diagrams and Parts List .....................................................................................................................

3-9

 

5.1. DIF D-D P.C.B. Ass'y ....................................................................................................................................

3-9

 

5.2. DAC FA P.C.B. Ass'y ....................................................................................................................................

3-10

6.

IC Block Diagrams ...............................................................................................................................................

3-13

7.

Block Diagram .....................................................................................................................................................

3-15

8.

Specifications .....................................................................................................................................................

3-16

Schematic Diagram for DRAGON-DAC Limited (See the end of this manual.)

This service manual consists of the following units.

DRAGON-CD Limited (CD Player Unit)

DRAGON-PS Limited (Power Supply Unit)

DRAGON-DAC Limited (DAC)

Note:

This RAGON-CD/DAC Limited Service Manual describes the different items from the DRAGON-CD/DAC (0Q06188A) issued on April, 1995. For items other than described in this Service Manual, please refer to the RAGON-CD/DAC Service Manual.

ii

DRAGON-CD Limited (CD Player Unit)

DRAGON-CD Limited

(CD Player Unit)

MusicBank CD Player

DRAGON-CD

Limited

CD Player Unit

Push

Tri Stage Isolation

1-1

 

 

DRAGON-CD Limited (CD Player Unit)

CONTENTS

 

1.

General ..................................................................................................................................................................

1-2

2.

Mechanism Ass'y and Parts List ........................................................................................................................

1-4

 

2.1. Synthesis .....................................................................................................................................................

1-4

 

2.2. Front Panel Ass'y (A01) ...............................................................................................................................

1-6

 

2.3. Rear Panel Ass'y (A02) ................................................................................................................................

1-7

 

2.4. Mechanism Deck Ass'y (A03) .......................................................................................................................

1-8

 

2.5. Tray Ass'y (B01) ............................................................................................................................................

1-10

 

2.6. Side Chassis R Section (B02) .......................................................................................................................

1-11

 

2.7. Main Chassis Section (B03) ..........................................................................................................................

1-12

 

2.8. Drive Unit CA Section (B04) ..........................................................................................................................

1-13

3.

Modified Circuit ....................................................................................................................................................

1-14

1. GENERAL

1.1. Product Code

1.2. Destinations

V686

USA, CAN, OTR, EP, JPN

 

Abbreviations

 

USA

— U.S.A.

 

CAN

— Canada

 

OTR

— Other

 

EP

— Europe

 

JPN

— Japan

1-2

DRAGON-CD Limited (CD Player Unit)

1.3. Package Ass'y and Accessory Ass'y

Fig. 1

Schematic

 

 

 

Schematic

 

 

 

Ref. No.

Part No.

Description

Q'ty

Ref. No.

Part No.

Description

Q'ty

 

Package Ass'y

 

01

0F05006A

Packing (for Power Supply Unit)

2

02

0F04874A

Soft Sheet A (for Power Supply Unit)

1

03

0F05002A

Packing F,R (for CD Player Unit)

2

04

0F04956A

Soft Sheet (for CD Player Unit)

1

05

0F05001A

Inner Carton

1

06

0F05009A

Outer Carton

1

Accessory Ass'y

1

0B80864A

AC Cord 2P Socket (USA, CAN)

1

0B80826A

AC Cord 2P Socket (JPN, OTR, EP)

1

 

(for Power Supply Unit)

 

0B80827A

NC 3 Cable Ass'y

1

 

(for Power Supply Unit)

 

0C09816B

Adaptor 3-Inch

7

0D06703A

DIN Cord (for Power Supply Unit)

1

0D06717A

CD Cloth

1

0F04931A

Soft Sheet

1

Remote Control Unit

1

DG05497A

Owner's Manual (Japanese)

1

DG05498A

Owner's Manual (English)

1

DG05515A

Owner's Manual

1

 

(English/German/French)

 

DG05012A

Information Ass'y (Japanese)

1

DG05014A

Information Ass'y (English)

1

DG05501A

Technical Information Ass'y (Japanese)

1

DG05502A

Technical Information Ass'y (English)

1

DG05516A

Technical Information Ass'y

1

 

(English/German/French)

 

0E03310A

M4x6 + Binding (Black)

4

0J04310A

Washer Poly Slider FT-40

4

1-3

DRAGON-CD Limited (CD Player Unit)

2.MECHANISM ASS'Y AND PARTS LIST

2.1. Synthesis

Fig. 2.1.1 Synthesis (1/2)

2.1. Synthesis

 

 

 

 

 

 

 

 

 

 

 

 

Schematic

 

 

 

 

 

 

Schematic

 

 

 

 

 

 

Ref. No.

 

Part No.

 

Description

 

Q'ty

Ref. No.

 

Part No.

 

Description

 

Q'ty

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Synthesis

 

 

30

0J07486A

Mecha Cushion

2

 

 

 

 

 

 

 

31

0J07456A

Seal S

2

01

0J07542B

Sleeve

8

32

0J07601A

AL Stabilizer Bottom

1

02

0H07021A

Side Wood Plate

2

33

0H07020B

Bonnet Lower

1

03

0H07024A

Side Spacer A

8

34

0H08608A

Emblem

1

04

0H07023A

Leg

4

 

L01

0E03889A

M5x50 Hex. Bolt

 

 

05

0J07543A

Leg Cushion

4

 

L02

0E03883A

Washer 5.5x10x0.8 (Black)

 

 

06

0H07014B

Bonnet Upper

1

 

L03

0E00819A

Spring Washer 5mm

 

 

07

0J07481B

Collar

8

 

L04

0J07593A

Washer Poly Slider 5mm

 

 

08

0J07507A

Al Stabilizer Upper

1

 

L05

0E03872A

TP4x20 + Pan (Black)

 

 

09

 

Rear Panel Ass'y

1

 

L06

0E03901A

TP3x18 + Countersunk (Black)

 

 

10

BA09409A

Main P.C.B. Ass'y

1

 

L07

0E03853A

Shipping Lock Screw

 

 

11

 

Front Panel Ass'y

1

 

L08

0J04310A

Washer Poly Slider FT-40

 

 

12

BA09210A

Tilt Switch P.C.B. Ass'y

1

 

L09

0E03866A

ST3x17 Button Bolt (Black)

 

 

13

0B80685A

3P Connector Ass'y CN107

1

 

L10

0E00857A

BT3x6 + Binding

 

 

14

0J07540B

Channel

2

 

L11

0E03030A

M3x6 + Binding

 

 

15

0J07285A

Cushion Channel

2

 

L12

0E00800A

ST3x6 + Binding

 

 

16

CG09331A

Mechanism Deck Ass'y

1

 

L13

0E04207A

M4x10 Button Bolt (Gold)

 

 

17

0H07026A

Lid

1

 

L14

0J07594A

Washer Poly Slider 4mm

 

 

18

0B80671A

12P Connector Ass'y CN104

1

 

L15

0E00818A

M3x8 + Binding (Black)

 

 

19

0B80672A

4P Connector Ass'y CN105

1

 

L16

0E03769A

PT2.6x8 + Binding

 

 

20

0B80670B

6P Connector Ass'y CN103

1

 

L17

0E03900A

M3x5 Hex. FH (Black)

 

 

21

0J07539B

Sub Chassis

2

 

L18

0E03746A

M3x6 Countersunk

 

 

22

0J07538A

Damper

4

 

L19

0E03805A

PT3x9.5 Special Screw

 

 

23

3J07491A

Damper SL R

2

 

L20

0J07534A

Insulator

 

 

24

3J07490A

Damper Holder R

2

 

L21

0E03815A

PT3x12 + Flat Head

 

 

25

3J07489A

Damper Holder F

2

 

 

 

 

 

 

 

 

26

3J07492A

Damper SL F

2

 

 

 

 

 

 

 

 

27

0J07352A

Spring Sus Front

2

 

 

 

 

 

 

 

 

28

JG04906A

Main Chassis Ass'y

1

 

 

 

 

 

 

 

 

29

0J07260A

Spring Sus Rear

2

 

 

 

 

 

 

 

 

1-4

Nakamichi Dragon-DAC-Limited, Dragon-CD-Limited Service Manual

DRAGON-CD Limited (CD Player Unit)

Fig. 2.1.2 Synthesis (2/2)

1-5

DRAGON-CD Limited (CD Player Unit)

2.2. Front Panel Ass'y (A01)

Fig. 2.2

2.2. Front Panel Ass'y (A01)

 

 

 

 

 

 

 

 

 

 

Schematic

 

 

 

 

 

 

Schematic

 

 

 

 

 

 

Ref. No.

 

Part No.

 

Description

 

Q'ty

Ref. No.

 

Part No.

 

Description

 

Q'ty

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A01

 

 

Front Panel Ass'y

 

1

 

16

HA07021B

Indicator Ass'y

1

 

 

 

 

 

 

 

17

0H06770C

Button Disc

1

01

0H08620A

Knob Ass'y

2

18

0J07325B

Diffusion Sheet

1

02

0J07595A

Washer 12.2mm

2

19

0J07579A

Diffusion Sheet (Gray)

1

03

0H08609A

Front Door

1

 

L01

0E03851A

C Stopper

 

 

04

0H06935B

Door Sponge

1

 

L02

0E03867A

M2.6x5 + Pan

 

 

05

0H07092A

Door Spacer

2

 

L03

0E03850A

M2.6x5 + Binding 3A (Black)

 

 

06

0J07495A

Spring K

2

 

L04

0E00896A

M3x6 + Binding

 

 

07

0J07485A

Knob Spacer B

2

 

L05

0E03243A

M2x2.5 + Pan

 

 

08

0H06954A

Door Pin

1

 

L06

0E03529A

M2x4 + Binding

 

 

09

0H08607A

Door Hinge

1

 

L07

0J07612A

Washer 4x2.1x0.5

 

 

10

0H06955A

Cushion D

2

 

 

 

 

 

 

 

 

11

0H07017A

Door Base

1

 

 

 

 

 

 

 

 

12

0J07484C

Lock Stud

2

 

 

 

 

 

 

 

 

13

0H07012A

Front Panel

1

 

 

 

 

 

 

 

 

14

0H07088A

Front Shield

1

 

 

 

 

 

 

 

 

15

0J07503C

Door Switch Sheet

1

 

 

 

 

 

 

 

 

1-6

DRAGON-CD Limited (CD Player Unit)

2.3. Rear Panel Ass'y (A02)

Fig. 2.3

2.3. Rear Panel Ass'y (A02)

 

 

 

Schematic

 

 

 

 

 

 

 

Ref. No.

 

Part No.

 

 

Description

 

Q'ty

 

 

 

 

 

 

 

A02

 

 

Rear Panel Ass'y

1

01

BA09410A

 

Digital Out P.C.B. Ass'y

1

02

0H07088A

Front Shield

1

03

0H07013A

Rear Panel

1

04

0B80830A

3P

XLR Connector (Male) [PJ803]

1

05

0B80828A

1P

Pin Jack (WHT) [PJ801]

1

06

0B80862A

1P

Pin Jack (RED) [PJ802]

1

07

0B80863A

1P

Pin Jack (YEL) [PJ301]

1

08

0B84524A

RCA Cap

3

09

0B22666A

RM 10 1/4W F [R561L,R]

2

10

0B22567A

RM 100 1/4W F [R560]

1

11

0B41823A

CML 0.01 50V J [C560]

1

L01

0E00964A

 

M3x5 + Binding

 

 

L02

0E03905A

 

ST3x6 + Countersunk (Black)

 

 

L03

0E00985A

 

M3x6 + Binding (Black)

 

 

1-7

DRAGON-CD Limited (CD Player Unit)

2.4. Mechanism Deck Ass'y (A03)

Fig. 2.4

1-8

DRAGON-CD Limited (CD Player Unit)

2.4. Mechanism Deck Ass'y (A03)

 

 

Schematic

 

 

 

 

 

 

Ref. No.

 

Part No.

Description

 

Q'ty

 

 

 

 

 

 

 

A03

 

CG09331A

Mechanism Deck Ass'y

1

01

 

2C00128A

Clamper Top MSS

1

02

 

2C00285A

Top Cover N

1

03

 

2C00016A

Magnet 17x27x5

1

04

 

2C00015A

Clamper LO

1

05

 

2C00101A

A Arm Cushion

2

06

 

2C00116A

Assist Arm N

1

07

 

CB00245A

Stocker N Ass'y

1

08

 

Drive Unit CA Section

1

09

 

2C00284A

Side Chassis L N

1

10

 

Side Chassis R N Section

1

11

 

2C00098A

Tray Holder L

1

12

 

CB00230A

Timing Ass'y

1

13

 

CB00246A

Tray Ass'y N

1

14

 

Main Chassis N Ass'y

1

15

 

2C00097A

Tray Holder R

1

16

 

0C09857A

Mecha B Stopper BLK

1

17

 

2B70009A

Store Switch MSS-10L2-1

1

18

 

2C00107A

Wire Clamper 3B40

2

19

 

2B70007A

Eject /T-Close Switch SSS-13

1

20

 

0C09850A

Clamper Sheet

1

21

 

0C09830B

Carriage-S-1

1

22

 

0C09831B

Carriage-S-2

1

23

 

0C09832B

Carriage-S-3

1

24

 

0C09833B

Carriage-S-4

1

25

 

0C09834B

Carriage-S-5

1

26

 

0C09835B

Carriage-S-6

1

27

 

0C09836B

Carriage-S-7

1

28

 

2C00129A

Magnet 17x28.5x2

1

29

 

2C00130B

Clamper HI MSS

1

30

 

2C00127A

Clamper Plate

1

31

 

2B70017A

Chucking Detection Switch

1

L01

 

2E00036A

PT M2.6x8 + Binding (Black)

 

 

L02

 

2E00038A

PT M2.6x12 + Binding

 

 

L03

 

2E00032A

PT M2x6 + Binding (Black)

 

 

L04

 

0E03442A

ST2.6x5 + Pan

 

 

L05

 

2E00037A

PT M2.6x10 + Binding (Black)

 

 

L06

 

2E00035A

PT M2.6x6 + Binding (Black)

 

 

L07

 

2E00013A

M2x4 + Binding (Black)

 

 

1-9

DRAGON-CD Limited (CD Player Unit)

2.5. Tray Ass'y (B01)

Fig. 2.5

2.5. Tray Ass'y (B01)

 

 

 

Schematic

 

 

 

 

 

 

Ref. No.

 

Part No.

 

Description

 

Q'ty

B01

 

CB00246A

Tray Ass'y N

1

01

 

2C00287A

Tray Top N

1

02

 

2C00303A

Tray Plate N

1

03

 

2C00068A

Shuttle Lock Spring

1

04

 

2C00061A

Shuttle Lock

1

05

 

2C00291A

Tray R N

1

06

 

2C00290A

Tray L N

1

07

 

2C00302A

TR Guide Shaft N

2

08

 

2C00063A

Tray Guide R

1

09

 

2C00289A

Tray Guide L N

1

10

 

2C00070A

Stop Rubber

2

11

 

2C00286A

Shuttle N

1

L01

 

2E00032A

PT M2x6 + Binding (Black)

 

 

L02

 

2E00029A

PT M2x4 + Binding (Black)

 

 

1-10

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