background image

FCD   1

  2

  3

  4

SW701A

FSW

M

D

R

X

D

M

D

T

X

D

M

D

R

T

S

M

D

R

E

S

E

T

M

D

P

D

O

W

N

M

D

C

T

S

T

M

P

D

E

T

G

N

D

G

N

D

M

D

M

U

T

E

1

2

3

4

5

6

7

8

9 10 11

CN706

CON11

X702

32.769KHZ

C786

CH39P

C787
CH15P

C788

CH15P

X703

16MHZ

C785

CH18P

C934

B1000P

Q712
2SA1037

R735

18K

C726

CH8P

TP709

RFO

R732

22

L701

10

Q701

2SA1037

R736
10K

TP718

LD

PD2

PD1

E

PD

VR

GND

LD

VCC

VC

F

AL

TRK+

TRK-

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

CN701

CON15

TP725

PD1

TP724

PD

R701

91

TP728

VR

TP713 VCC

TP727

F

TP726

TRK-

R702 100K

VR701

20K

R703 100K

R706 10K

R707

10K

VR702

100K

FEO

1

F

E

I

2

F

D

F

C

T

3

F

G

D

4

F

L

B

5

F

E_

O

6

F

E_

M

7

S

R

C

H

8

T

G

U

9

T

G

2

1

0

F

S

E

T

1

1

TA _ M

12

TA_O 13

SL_P 14

SL_M 15

SL_O 16

ISET 17

VCC 18

CLK 19

XLT 20

DATA 21

XRST 22

COUT 23

SENS 24

FO K

2

5

C

C

2

2

6

C

C

1

2

7

C

B

2

8

C

P

2

9

R

F_

I

3

0

R

F_

O

3

1

R

F_

M

3

2

L

D

3

3

P

D

3

4

P

D

1

3

5

P D 2

3

6

FEBIAS

37

F

38

E

39

EI

40

VEE

41

TEO

42

LPFI

43

TEI

44

ATSC

45

TZC

46

TDFCT

47

VC

48

IC701

CXA1782BR

C701

10

C702

1

C703

B0.01

C725

100

D701

1SS355

R704

27K

R705

27K

R737

12K

R709

820K

R708 820K

TP712

+5V

R710 1.5M

TP729

E

TP719

GND

TP717

VC

C727

CH2P

C729

B0.033

C730

B0.01

C731

B0.01

C732

F0.1

D702

1SS355

D703

1SS355

C724

47

R727 NC

C793

F0.1

R726

180K

C728

B4700

R733

22K

R734

1K

R793

000

C789

C

SW702

POWER

R794

27K

R792

22K

TP748

GND

R791

100K

MD PDOWN 1

MD RESET

2

MD RTS 3

MD TXD 4

MD RXD 5

F TUNER

6

F MD

7

F CD

8

F LINE

9

BBS

10

LCD RS 11

LCD RW 12

LCD E 13

LCD DB7 14

LCD DB6 15

LCD DB5 16

LCD DB4

17

LCD DB3 18

LCD DB2 19

LCD DB1

20

LCD DB0 21

PH0

22

JOG0

23

JOG1

24

M

D

M

U

T

E

2

5

P

H

4

2

6

P

H

5

2

7

P

H

6

2

8

P

H

7

2

9

R

E

S

E

T

3

0

E

X

T

A

L

3

1

X

T

A

L

3

2

V

S

S

3

3

T

X

3

4

T

E

X

3

5

A

V

S

S

3

6

A

V

R

E

F

3

7

K

E

Y

I

N

0

3

8

K

E

Y

I

N

1

3

9

K

E

Y

I

N

2

4

0

KEYIN3

41

PSDET1

42

CD DOORSW

43

FANSEL

44

TEMPDET

45

FANCONT

46

PB1/CS0

47

CD SQCK

48

PB3/SI0

49

CD SQSO

50

PB5/SCK1

51

PB6/SI1

52

PB7/SO1

53

PE0/EC0

54

PE1/EC1

55

REMOTE

56

PE3/NMI

57

PE4

58

ADJUST

59

MD CTS

60

CD SCOR

61

PI2/INT2

62

PI3/INT3

63

PSDET0

64

C

D

C

L

K

6

5

C

D

X

L

T

6

6

C

D

D

A

T

A

6

7

C

D

X

R

S

T

6

8

C

D

S

E

N

S

6

9

C

D

M

U

T

E

7

0

A

F

M

U

T

E

7

1

V

D

D

7

2

N

C

7

3

V

O

L

C

L

K

7

4

V

O

L

S

T

B

7

5

V

O

L

D

A

T

A

7

6

P

G

7

7

7

P

F

0

/

S

C

L

0

7

8

E

L

C

O

N

T

7

9

P

S

C

O

N

T

8

0

IC704

CXP84640-110Q

C799

F0.1

C963

100P

R891

6.8K

R892

3.3K

1

1

2

2

3

3

4

4

5

5

6

6

7

7

8 8

9 9

10 10

11 11

12 12

13 13

14 14

IC709

TC74VHCT08

A

B

C

D

E

R951

100K

R952

100K

R953
100K

C852

100P

C855

100P

C854

100P

R852

1K

R855

1K

R854

1K

R856

1K

R851

1K

R857

1K

D721

1SS355

C965

B1000P

C755

NC

C752

NC

BBS

FMD

FTUNER

LINEMUTE

ELCONT

VOLDATA

VOLSTB

VOLCLK

AFMUTE

1
2
3
4
5
6
7

CN707

TO AMP

5V

C853

NC

C856

100P

C851

100P

C857

100P

DB7

DB6

DB5

DB4

DB3

DB2

DB1

DB0

E

RW

RS

VO

5V

GND

1

1

2

2

3

3

4

4

5

5

6

6

7

7

8

8

9

9

10

10

11

11

12

12

13

13

14

14

15

15

16

16

17

17

18

18

19

19

20

20

21

21

22

22

23

23

CN705

TO LCD

GND

5V

KEYIN3

KEYIN2

KEYIN1

R967

1K

R968

1K

R969

1K

R970

1K

R971

1K

R972

1K

R973

1K

R974

1K

R789 NC

C964

F0.1

R897

1K

R896

1K

R895

1K

R790 270

C962

100P

C960

100P

C961

100P

R885

3.3K

R884

3.3K

R883

3.3K

R795

27K C790

C

SW703

VRUP

R796

47K

C791

C

SW704

VRDOWN

R797

100K

C792

C

SW705

BBS

TP703 TP

TP704

TP

R888

000

D719

1SS355

C860

56P

JW122

560

R718

680K

R720

510K

R724 68K

R728

10K

R729

10K

C713 B0.1

C714

B0.1

C715

CH100P

C716

4.7

C717

B0.033

C718

B0.01

C723

B0.01

C733

47

Q702

2SA1037

Q703

2SC2412

C719

B0.022

R719 82K

R725

5.6K

R721 560K

R722 150K

R723
150K

C720

4.7

R717

39K

R730

NC

C721

100

R731

39K

R711

100K

R712

220K

R713

220K

R714

10K

VR703

20K

R715

10K

VR704

20K

R716

10K

C705

B4700P

C706

B4700P

C707

B1500P

C709

F0.1

C710

47

C711

B2200P

C712 B0.1

SL701

SLAND

SL702

SLAND

C708
B0.1

C704

B0.022

TP708

FE'

TP707

FE

TP706

TE

TP705

TE'

TP710

VC

FCS-

FCS+

TP722

FCS-

TP723

FCS+

TP721 TRK+

SL+

SL-

SP-

SP+

1
2

CN702

CON2

1
2

CN703

CON2

TP734

SP+

TP733

SP-

TP731

SL+

TP732

SL+

R738 NC

R740

NC

V

O

3

+

1

4

V

O

3

-

1

3

V

O

2

+

1

2

V

O

2

-

1

1

V

C

C

1

0

M

U

T

E

9

G

N

D

8

G

N

D

7

V

I

N

2

6

V

I

N

2

5

V

I

N

1

4

V

I

N

1

3

B

I

A

S

2

V

C

C

1

V

O

4

+

1

5

V

O

4

-

1

6

V

O

3

+

1

7

V

O

3

-

1

8

V

C

C

1

9

N

C

2

0

G

N

D

2

1

O

P

I

N

+

2

2

O

P

I

N

-

2

3

O

P

O

U

T

2

4

V

I

N

3

2

5

V

I

N

3

2

6

V

I

N

4

2

7

V

I

N

4

2

8

IC703

BA5941FP

C737

F0.1

C741

F0.1

C743 470

C736 F0.1

C742

F0.1

C770

47

R739 12K

R741

22K

5V

R742 000

C734

47

C735

B0.01

C954

F0.1

L705

100

R960

000

Q713

NC

C869

56P

C870

56P

C871

56P

C995

F0.1

A

B C D

E

R879 22K

R878 22K

L706

100

C872

56P

R785
100K

R782

47K

R886

22K

D722

NC

R880

6.8K

R882

6.8K

R881

6.8K

1

1

2

2

3 3

IC705

S81350

R780

100K

C784

470

Q711

2SC2412

R786

1K

C794

100

D713

5.6B

D709

1SS133

D706

5.1B

TP742
+9V

R788

100

(1/4W)

D708

5.1B

REMOPOWER

REMOTE

JOG1

JOG0

R787 100

D707

1SS133

C911

F0.1

FTUNER

FMD

DGND

PS9V

VCC9V

PSCONT

1
2
3
4
5
6
7
8
9

CN709

TOAMP

C991

470u

TP711

GND

R781
10K

Q709

2SC2412

C907

100P

C908 4.7u

R776

10K

Q902

2SC2412

R779

56K

R778

24K

R956

10K

TP714

PS CONT

TP737

RcH

C783

22

1

2

F701

FUSE 251200

C904 B1200P

C905 82P

C906

10

R907

33K

R908 33K

R909
100

D710

1SS355

C768

220

C769

47

L704

100

C781

F0.1

C780

F0.1

R784

18K

R783

120K

C782

F0.1

Q710

2SC2412

  3

  2

8

4

1

IC707A

4510

R912

1K

C994

10u

D901

1SS355

1

1

2

2

3

3

IC706

RH5VL29CA

R910

6.8K

C902

B1200P

C903

82P

R905 33K

C763

F0.1

C766

22

C765
F0.1

R906 33K

C764
1000

D720

1SS133

D715

1SS355

D716

1SS355

D717

1SS355

D718

1SS355

R959

560

R761

22K R762

22K

R764

22K

R765

22K

R766

22K

R759

000

R758

22K

D712

5.1B

R763

22K

R760

22K

SW706

DOORSW

D711 5.1B

R958

22K

JW116

560

JW117

560

JW119

560

JW118 560

EB701

HS330

EB702

HS330

C952

NC

R750

NC

C953

NC

C950

NC

R749

NC

C996

F0.1

R744

NC

R746

NC

R747

NC

R748

NC

C740

F0.1

C739

NC

R743

15K

R745

12K

GND

PSET

1
2

CN704

CON2

TP736

GND

TP735

PSET

R752
3.3K

R753

3.3K

R754

10K

R7551M

R756

100K

EXC K

1

S

Q

S

O

2

S

Q

C

K

3

M

U

T

E

4

S

E

N

S

5

X

R

S

T

6

D

A

T

A

7

X

L

A

T

8

C

L

O

K

9

V

S

S

1

0

S

E

I

N

1

1

C

N

I

N

1

2

D

A

T

O

1

3

X

L

T

O

1

4

C

L

K

O

1

5

S

P

O

A

1

6

S

P

O

B

1

7

S

P

O

C

1

8

X

T

S

L

1

9

X

L

O

N

2

0

FOK

21

MON

22

MDP

23

MDS

24

LOCK

25

TEST

26

FILO

27

FILI

28

PCO

29

VDD

30

AVSS1

31

CLTV

32

AVDD1

33

RF

34

BIAS

35

ASYI

36

ASYO

37

ASYE

38

WDCK

39

LRCK

40

LRCK

4

1

P

C

M

D

4

2

P

C

M

D

I

4

3

B

C

K

4

4

B

C

K

I

4

5

G

T

O

P

4

6

X

U

G

F

4

7

X

P

C

K

4

8

G

F

S

4

9

R

F

C

K

5

0

V

S

S

5

1

C

2

P

O

5

2

X

R

O

F

5

3

M

N

T

3

5

4

M

N

T

1

5

5

M

N

T

0

5

6

F

S

T

T

5

7

C

4

M

5

8

D

O

U

T

5

9

EMPH

6

0

EMPHI

61

WFCK

62

ZEROL

63

ZEROR

64

DTS1

65

VDD 66

NLPWM

67

LPWM

68

AVDD2

69

AVDD3 70

XTAI

71

XTAO 72

AVSS3 73

AVSS2 74

NRPWM

75

RPWM 76

DTS2

77

DTS3

78

SCOR

79

SBSO

80

IC702

CXD2508AR

C744

B0.047

C747

B1500P

C748

B0.01

C749

B0.01

R751
5.6K

C746 F0.1

C745

10u

C993

10u

C992

10u

C922

F0.1

R767

1M

C901

470P

C801

470P

C802 B1200P

C803

82P

R803

22K

R804

22K

R901

22K

R902

22K

R903

22K

R904

22K

R805 33K

X701

16.93MHZ

R806 33K

R801 22K

R802 22K

C753

CH30P

C754

CH30P

C933

100

R769

2.2K

R770 2.2K

C804 B1200P

C805 82P

C806

10

1

1

2

2

3 3

IC708

NJM2930F05

R807

33K

R808

33K

R809

100

L703

FERITE

  3
  2

8

4

1

IC707B

4510

D704

1SS355

(1/4W)

R812

1K

R768

47

D801

1SS355

C762NC

R811

6.8K

R911

6.8K

R810

6.8K

C760

1

Q704

2SB1655

R771

470

(1/4W)

C807

100P

Q707

2SB1655

Q903

2SA1037

D714

9.1C

Q706

2SC2412

R961

220

(1/4W)

D705

1SS133

C808

4.7u

Q901

2SC2412

L709

600S

C990

470u

R955

10K

TP715

+9V

TP716

A-GND

TP738

LcH

C932

B1000P

LCH

AGND

RCH

VCC9V

AC9V

FCD
FMD

FTUNER

  1

  2

  3

  4

SW701B

FSW

PS9V

GND

1

2
3

CN710

TO PS

C921

F0.1

C761

470

L708

600S

TP743

AC9V

TP744

VCC9V

TP740

T 9V

LUG WIRE

TO MD

C997

470P

TP746

GND

1

2

CN711

Q708

2SC2412

(1/4W)

(1/4W)

R774

100K

R775

220

TP745

GND

C962

220

C758

100

C757

470

C759

470

C756

100

R889

680

R890

1.5K

1 2

TO MD

4750-587

R757

10K

C750

4.7

C751

B0.01

!

CD

Notes:

1. All resistance values are in ohms (k=1000 ohms, M=1000 kohms).
2. All capacitonce values are in uF (P=10   uF).
3. All resistors are 1/6 watt, unless otherwise specified.

-6

49

TO LED

USE THE SPECIFED TYPE WITHOUT FAIL.

*  PARTS MARKER WITH

ARE OF IMPORTANCE IN RESPECT TO THE SAFETY.

D999

1SS355

R999

470

C999

22

R998

270

LD999

LT5711G-41

1

2

TO CD

4750-581

LED PCB

CD PCB

!

Model-C Only

Model-C Only

Содержание ZD-1

Страница 1: ... without price ZD 1 MD CD SYSTEM INDEX Model B U S A Model C Europe SEP 1998 ...

Страница 2: ...Schematic Diagrams 46 Tuner 46 AMP PS 47 MD 48 CD 49 Front 50 Parts List 51 Exploded Views 55 CONTENTS When the power cord is plugged into an AC household outlet or the unit is loaded with the batteries Demonstration Mode starts To cancel the Demonstration mode press the POWER button or hold the BBS button pressed for more than 3 seconds When the unit is moved to a location where the temperature i...

Страница 3: ... disc digital audio system Laser Semiconductor laser Channel 2 channels Frequency response 20 to 20 000Hz 3dB Wow and flutter Less than measurement limit TUNER SECTION Tuning range FM 88 to 108MHz AM 530 to 1710kHz for Model B 530 to 1600kHz for Model C Antenna FM Telescopic antenna AM Loop antenna supplied GENERAL SECTION Dimensions 360 W x 158 H x 244 D Weight 4 0kg without batteries Power sourc...

Страница 4: ...ONS Figure 2 2 CD Door Top Panel Kit CaseKit 3 Open the CD door remove four screws B holding the case kit 1 Remove the battery cover and batteries 2 Remove ten screws A holding case B unit Figure 1 Case B Unit Battery Cover ...

Страница 5: ... 8 Remove three screws F holding the CD mechanism set 9 Pull out the jog knob 10 Remove six screws G holding the MD assembly 11 Remove seven screws H holding the display unit 12 Remove screw I holding the LED PCB 3 Function Knob Tuning Knob CD Unit Tuner Unit CD Mechanism Set AMP Unit Top Case Assembly Figure 3 MD Assembly Case Assembly Jog Knob LED PCB I Model C only Figure 4 ...

Страница 6: ...mark position refer figure 6 3 Set the varicon gear of figure 6 position 4 Insert the tuner gear fixed the screws L tuner collar and tuner plate and K refer figure 5 Figure 6 4 Varicon Gear Tuner Gear Pointer Mark Tuner Chassis K Figure 5 Varicon Gear Pointer Varicon Tuner Gear L Tuner Chassis ...

Страница 7: ...tricity build up on the human body 2 Grounding for the work table Be sure to lay on the table a conductive sheet with impedance lower than 106 Ω such as a sheet of copper which is grounded 3 As static electricity build up on clothes is not drainded away be careful not to let your clothes touch the unit 4 The short pad on the pick up PCB of a spare part is short circuited for protection during ship...

Страница 8: ... MIX AM RF In FM RF Out VCC 1 FM OSC AM OSC DET Out MPX In LPF1 LPF2 VCO GND VCC R ch L ch FM RF In GND1 FM MIX AM MIX AGC VCC 2 AM IF In FM IF In GND2 QUAD 3 1 2 4 To Amplifier Block 22 21 20 19 18 17 16 15 14 13 24 23 D3 Loop Antenna L2 L5 L4 L3 SW1 BAND SW AM FM Stereo FM MONO Rod Antenna L8 CF1 CF2 L9 FM Signal AM Signal L7 1 2 3 4 5 7 6 8 9 10 11 12 ...

Страница 9: ...wer Amplifier Circuit IC402 Mute Circuit Q204 Q304 Electron Volume Circuit IC401 BBS Circuit Q202 Q302 Q403 Q404 Q405 CN402 Record Amplifier IC403 V BAT Carcuit D417 C421 R430 PSCONT VCC 9V DC 7V CN404 CN402 EL Drive Power Supply Circuit Q452 D450 MD Play L ch MD Play R ch CD Play L ch CD Play R ch Tuner In L ch Tuner In R ch Line In L ch Line In R ch MD Record L ch MD Record R ch MD V BAT MD 5 5V...

Страница 10: ...trol Driver 9V 5V 9V 9V 9V Q704 705 CD 9V Power Driver 9V IC708 CD 5V Power Driver 5V IC704 Micro Processor X703 16MHz X702 32 769KHz Q713 Door SW Driver SW706 Door SW Q901 902 Mute Circuit IC707 Analog Filter IC702 Digital Signal Processior X701 16 93MHz Q702 Laser Power Driver Q701 Laser Driver Q702 703 Anti Traverse Circuit IC701 Servo Signal Processor IC703 Motor Driver CD Mechanism Laser Coup...

Страница 11: ...17 18 19 CN502 19P FFC BCK M GND ADDT OSC IC502 TC7WU04 X501 22MHz IC501 S 81340HG SUPPLY 1 2 3 4 5 6 7 8 9 10 11 CN503 A_GND M 5V MD_OUT R MD_OUT L TO AMP PCB MUTE CIRCUIT Q504 Q502 Q503 VCC1 1 VCC1 2 VINR 3 VREF1 4 VREF2 5 VINL 6 1PDAD 7 1PDDA 8 SYSCK 9 LRCIN 10 BCKIN 11 DOUT 12 DGND 13 VDD 14 DIN 15 ZOBIT 16 DEM1 17 DEM0 18 VOUTL 19 VOUTR 20 VCOM 21 AGND2 22 AGND1 23 VCC2 24 IC503 PCM3003 3 3V ...

Страница 12: ...trol Switch Circuit SW950 SW961 KEYIN1 REMOTE JOG1 JOG0 REMOPOWER CN952 From CD UNIT Remocon Photoreceiver IC951 Rotary Encoder EN950 EL Panel EL950 EL Draive Circuit IC951 From AMP UNIT VCC GND EL CONT AC GND 8V To CD UNIT CN101 C105 Rectification Circuit D101 D104 Fuse F101 Power TRANS T101 J101 AC Jack Battery 9V AC Cable PS Unit 10 ...

Страница 13: ...d no skip on the playback sound b Black Dot on Read Out Side TCD 726 A BEX By using track No 13 0 5 mm there shoud not be no noise and no skip on the playback sound c Finger Print TCD 726 A BEX By using track No 18 there shoud not be no noise and no skip on the playback sound d Scratch on Read Out Side TCD 721R A BEX By using track No 9 650 µm there shoud not be no noise and no skip on the playbac...

Страница 14: ...F Balance Adjustment Figures 8 and 11 A B 0V Vref A B Step Connect Setting Adjust Result Play the regular disc 1 See Figure 8 VR702 Keep the button depressed 2 Oscilloscope CD PCB GND TP706 TP710 Figure 8 E F balance signal Step Connect Setting Adjust Result Oscilloscope CD PCB Adjust VR701 for the amplitude of the waveform at maximum VR702 Measuring on oscilloscope Play the regular disc See Figur...

Страница 15: ...710 0V 100 mV p p Tracking Servo Adjustment Figures 10 and 11 Step Connect Setting Adjust Result Oscilloscope CD PCB VR703 Play the regular disc See Figure 10 1 Figure 10 3 2 Swap the regular disc for the test disc A BEX TCD 726 and play it at the black dod of 600 µm Confirm that there is no skipping If there is any skipping adjust VR 703 to reduce the tracking servo gain until no skipping occurs ...

Страница 16: ...14 CD Adjustment Points Top View Bottom View Figure 11 VR703 VR704 VR702 VR701 TP751 TP709 TP706 TP710 TP750 ...

Страница 17: ...3 Is the audio signal present at the output terminals 4 Press SEARCH key Can a selected track number be searched smoothly 5 OK No Yes No No Yes Yes Yes Load a disc close CD door No Press PLAY PAUSE key Are total track number displayed 2 Yes No Is CD CLOSE display on LCD L ch CN709 9 pin R ch CN709 7 pin ...

Страница 18: ...nd IC705 Is the waveform at pin 30 of IC704 like that shown in Fig 12 No Yes Check Q713 Check circuit around IC706 Does 16 MHz clock pulse appear at pin 31of IC704 No Yes Check X703 Check circuit around X703 Check IC704 Check circuit around IC704 Check soldering CN705 and FFC Figure 12 5 V Power on 100 mS ...

Страница 19: ...n 1 of IC708 No Yes Check SW706 Check Q707 Q708 and Q903 Check circuit around Q707 Q708 and Q903 Is the waveform at base of Q713 like that shown in Fig 14 Does 9 V appear at pin 3 of IC704 No Yes Check IC708 Check circuit around IC708 Does 9 V appear at emitter of Q704 No Yes Check Q704 and Q706 Check circuit around Q704 and Q706 17 Figure 13 5 V Door close Figure 14 5 V Door close ...

Страница 20: ...3 Total track number is not displayed 18 A C About 6 sec About 15 sec 3 Check how much times it takes until NO DISC is displayed after CD door has closed About 10 sec B ...

Страница 21: ... shown in Fig 16 Check IC701 Is the waveform at pin 31 RFO of IC701 like that shown in Fig 15 Check CN701 Check soldering IC701 Check IC701 Check pickup Is the waveform at pin 1 FE of IC701 like that shown in Fig 17 Check pins 25 26 and 27 of IC701 Check IC701 Check circuit around IC701 No No No No No Yes Yes Yes Yes Yes Figure 15 Figure 16 E 5V 19 E more than 1V Is the waveform at pin 2 FEI of IC...

Страница 22: ...A2 Dose 9 V appear at pins 19 of IC703 Check circuit around IC703 Is waveform at pin 16 of IC703 like that shown in Fig 19 Check CN701 Check pickup Is waveforn at pin 6 FEO of IC701 like that shown in Fig 20 No No No Yes Yes Yes A2 Check circuit around IC701 Check IC703 Check circuit around and soldering IC703 Check IC701 and IC702 750mV Figure 20 ...

Страница 23: ...ble unit Is waveform at pin 13 of IC703 llike that shown in Fig 21 Is waveform at pin 11 of IC703 like that shown in Fig 22 Check CN702 and CN703 Check disc motor Check CN703 Yes Yes Yes Yes No No No No Check soldering IC701 Check IC701 Figure 21 2 5V 21 B Check soldering IC702 Check IC702 Figure 22 ...

Страница 24: ... Amp lines VR703 adjustment is no good Readjust VR703 Refer to CD Adjustments Check circuit around IC703 Check CN701 VR704 adjustment is no good Readjust VR704 Refer to CD Adjustments Check pickup No No No Yes Yes Yes Figure 23 Figure 24 C 100mV 50mV 22 Is pin 3 DEFECT of IC701 high No Yes Check IC701 Is waveform at pin 18 of IC703 like that shown in Fig 26 No Yes Check circuit around IC701 Check ...

Страница 25: ...Q902 No Yes 4 4 No audio signal to output terminals Does 4 23 MHz appear at pin 11 CLOK of IC702 No Yes Does 88 2 kHz appear at pin 42 LRCK of IC702 No Yes Does digital signal appear at pin 9 DATA of IC702 No Yes Check IC707 Check circuit around IC707 Check circuit around and soldering IC702 Check IC702 ...

Страница 26: ...IC701 like that shown in Fig 27 VR702 adjustment is no good Readjust VR702 Refer to CD Adjustments Is waveform at pin 42 TEO of IC701 like that shown in Fig 28 Check CD mechanism and disc motor Check pickup Check IC701 Yes Yes No No 24 Press the or key Figure 28 Figure 27 0 0 ...

Страница 27: ...d Replace the MD with another recordable one Use a pre recorded MD to play Use an MD on which music has been pre recorded Replace it with a recordable MD Shorten the disc name or the track name Turn off the power and remove the MD Move the prevention tab the recordable side Replace the MD with another recordable one Turn off the power and do not operate the unit until the temperature returns to no...

Страница 28: ...26 PCB VIEWS Tuner PCB Top ...

Страница 29: ...27 AMP PCB Top ...

Страница 30: ...28 Display PCB Top Display PCB Bottom ...

Страница 31: ...29 MD PCB Top ...

Страница 32: ...30 MD PCB Bottom ...

Страница 33: ...31 CD PCB Top ...

Страница 34: ...32 CD PCB Bottom ...

Страница 35: ... 1 7 CN401 CN404 AMP PCB 2 1 CN101 1 3 PS PCB Model C Only 1 2 4 1 CN400 1 9 1 11 CN402 CN403 LED PCB 1 15 Red Black 1 2 2 1 Pickup Preset Switch Sled Motor Disc Motor Pickup CD MECHANISM CN704 CN702 CN703 CN701 1 2 1 2 15 1 1 2 3 1 CN710 1 9 CN709 White Shield 7 1 CN707 CN706 1 11 1 23 CN705 1 11 11 1 13 1 1 19 CN501 CN502 CN503 CN504 Shield White Shield White White Shield CD PCB MD PCB 16 1 19 1...

Страница 36: ... DET AGC AM MIX FM MIX 24 23 1 2 3 4 5 7 6 8 9 10 11 12 AM RF In FM RF Out VCC 1 FM OSC AM OSC DET Out MPX In LPF1 LPF2 VCO L ch Out R ch Out FM RF In GND1 FM MIX AM MIX AGC VCC 2 AM IF In FM IF In GND2 TUN LED ST LED QUAD L ch Volume L ch Latch R ch Latch Data Decoder STB Generator Shift Register 13 bit 16 1 15 14 13 12 11 10 9 Out In LD1 LD2 A GND STB DATA R ch Volume VSS VDD 2 3 4 5 6 7 8 Out I...

Страница 37: ...cuit Thermal Shut Down Protection Circuit 9 Vcc1 Vcc2 B S 1 Out 1 Power GND 30 kΩ 45Ω In 1 NF 1 Ripple In 2 NF 2 30 kΩ 45Ω Pre GND F In OUt 2 B S 2 Ch 1 Ch 2 1 6 12 7 IC403 BA15218N 1 2 1 2 3 4 5 6 7 8 Out 1 In 1 In 1 GND In 2 In 2 Out 2 VCC 1 8 35 ...

Страница 38: ...IC404 PQ15RW11 Vo Vadj GND Vin 1 2 3 4 1 2 4 3 IC IC501 S 81340HG KJ T1 IC502 TC7WU04FU TE12L 1 4 8 5 8 7 1 2 6 3 4 5 VCC Out 1 In 2 Out 3 In 1 Out 2 In 3 GND 1 2 3 VIN GND Vref Parasitic Diode 3 1 VOUT 2 ...

Страница 39: ...odulator Multi level Delta sigma Modulator Delta sigma Modulator Delta sigma Modulator Decimation Low Cut Filter ADC Decimation Low Cut Filter Interpolation Filter X8 Oversampling Interpolation Filter X8 Oversampling DAC Clock Reset and Power Down Mode Control Interface Serial Interface VINL VREF1 VCOM VREF2 VINR VOUTL VOUTR LRCIN BCKIN DIN DOUT 20BIT DEM0 DEM1 PDAD PDDA AGND2 VCC 2 AGND1 VCC 1 VC...

Страница 40: ...38 IC505 BA10358 8 7 6 5 1 2 3 4 In 2 In2 Out 2 VCC Out 1 In 1 In 1 GND 2 1 1 4 8 5 ...

Страница 41: ...mparator ATSC FS4 Defect TM1 DFCT FS2 FS1 Comparator TZC FCS Phase Compensation TG1 LPF Comparator HPF Comparator FZC Comparator TM7 TG2 F Set TA O TM 2 SL P SL M TM3 TM4 TM6 TM5 SL O I SET Tracking Phase Compensation ISET VCC TOG1 3 BAL1 3 FS1 4 TG1 2 TM1 7 PS1 4 EF Amp TTL IIL IIL Date Register Input Shift Register Adress Decoder Output Decoder IIL TTL CLK XLT DFC1 IIL TTL LEVEL MIRR FOK F FE BI...

Страница 42: ... A Interface Error Corrector 16K RAM EFM Demodulator SUB Code Processor CPU Interface Servo Auto Sequencer Digital PLL Asymmetry Corrector Clock Generator EMPHI LRCKI PCMDI BCKI MUTE BCK PCMD LRCK WDCK C2PO RFCK MNTO MNT1 MNT3 WFCK EMPH GFS XUGF GTOP NLPWM LPWM RPWM NRPWM DOUT XROF LOCK MDS MDP MON SQCK SQSO EXCK SBSO SCOR XLON SPOA C CLOK XALT DATA SENS CLKO XLTO DATO XTSL FSTT C4M RF CLTV FOK SE...

Страница 43: ... 3 4 5 6 7 8 9 10 11 12 13 14 Level shift Level shift Level shift Level shift MUTE 13 3K VIN4 VIN4 VIN3 VIN3 OP Out OP In OP In 10K 10K 13 3K 13 3K 13 3K 10K 10K GND NC VCC VO3 VO3 VO4 VO4 VCC BIAS In VIN1 VIN1 VIN2 VIN2 GND GND MUTE VCC VO2 VO2 VO1 VO1 28 15 1 14 ...

Страница 44: ...1 ADJ AVSS AVREF TEX TX EXTAL XTAL RST V DD V SS Clock Generator System Control PA0 PA7 PB0 PB7 PC0 PC7 PD0 PD7 PE0 PE3 PE4 PE5 PF0 PF6 PF7 PG0 PG7 PH0 PH7 PI0 PI7 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 PF3 S...

Страница 45: ...IC705 S 81350HG KD T1 IC706 RH5VL29CA T1 43 1 2 3 Vref 2 1 VDD GND OUT 3 1 2 3 VIN GND Vref Parasitic Diode 3 1 VOUT 2 ...

Страница 46: ...44 IC707 BA4510F IC708 NJM2930F05 In 2 In2 Out 2 VCC Out 1 In 1 In 1 VEE 2 1 1 4 8 5 1 2 3 4 5 6 7 8 3 2 1 2 1 3 Input Output Common ...

Страница 47: ...Circuit Charging Pump Circuit Level Shifter Deviding Circuit Oscillator for boosting voltage Level Shifter Deviding Circuit Oscillator for EL High Voltage Switching Circuit 5 4 7 6 3 8 10 11 12 9 2 1 14 13 VDD LDR CHV OUT1 OUT2 ENA CPO CP1 CP2 VSS 1 OCL1 OCL2 OCE1 OCE2 1 2 3 4 5 ABLC BPF TRAP AMP Limiter Detector Waveform Shaper RL VCC VOUT GND 2 3 1 GND 4 GND 5 ...

Страница 48: ...10V C16 3 3 25V R7 1K C17 C21 1000PF P S R8 12K SVR1 10K B R10 15K R9 15K C19 100 16V C20 0 022 X MTZJ5 1B D3 SW1 BAND SW TA8167N AIN FOT VC1 FOS AOS DET MPX LP1 LP2 VCO L CH R CH QUD SL TL GD2 FIF AIF VC2 AGC AMX FMX GD1 FMI 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 R4 1 0 0 1SS133 D2 AM FM M FM S R3 10 CH 8PF C5 3 12PF 0 022 X SD115 CH C4 18 27PF SL 22PF C24 3300PF X D5 1SS1...

Страница 49: ...307 0 1 R349 10k C309 4 7 50V R314 2 2k C306 6800p R312 560k C413 C311 4 7 50V R315 39k R316 39k R317 180k C313 6800p R322 2 2k R319 330k C315 1 50V R411 10k D415 1SS133 C312 0 1 50V R323 2 2k R347 8 2k C330 1500p C409 22 16V R410 220 R348 330k C410 470 10V C316 4 7 50V C317 4 7 50V C408 0 01 R404 10k R405 10k C407 3 3 50V D408 7 5B D407 7 5B C319 R324 D405 RB100A C322 100 16V C405 2200 16V R327 3...

Страница 50: ... EMPHASIS TP32 C522 4 7u C521 C524 4 7u C523 C525 4 7u C526 0 1 R524 C542 0 C549 R528 Q503 DTC114T L505 JP TP11 JP586 FBA04HA900 A IN L D GND CD D OUT CD TP13 SHIELD PLATE TP12 L524 10uH W BK 1 2 TO CD CTS P DOWN SYSTEM RST RTS TXD RXD TEMPDET GND UCOMGND TO CONTOL 1 2 3 4 5 6 7 8 9 10 11 CN504 11P FFC R611 0 R613 0 A B C D E F TP14 R615 1k R614 1k R612 1k C504 100u 8 4 7 1 IC502A TC7WUO4FU 2 6 IC...

Страница 51: ...3 1 3 V O 2 1 2 V O 2 1 1 V C C 1 0 M U T E 9 G N D 8 G N D 7 V I N 2 6 V I N 2 5 V I N 1 4 V I N 1 3 B I A S 2 V C C 1 V O 4 1 5 V O 4 1 6 V O 3 1 7 V O 3 1 8 V C C 1 9 N C 2 0 G N D 2 1 O P I N 2 2 O P I N 2 3 O P O U T 2 4 V I N 3 2 5 V I N 3 2 6 V I N 4 2 7 V I N 4 2 8 IC703 BA5941FP C737 F0 1 C741 F0 1 C743 470 C736 F0 1 C742 F0 1 C770 47 R739 12K R741 22K 5V R742 000 C734 47 C735 B0 01 C954 ...

Страница 52: ...12 11 10 9 8 7 6 5 4 3 2 1 SW956 Disp C960 Open SW957 Del C961 Open SW958 Chara C962 Open SW959 Memo R972 R973 R974 27K 47K 100K C Open SW Open SW961 Rec C964 Open C965 Open R980 R979 47K 27K C951 0 1uF R950 1K D950 1SS376 R951 470 C952 CH470P R955 Open R955 Open L950 10uH C953 B0 01 C954 10u 6 3V L951 470uH R952 100K R953 3 9M R954 Jumper L952 Ferrite Bead GND VCC Elcont 3 2 1 2 1 2 1 CN950 CON2 ...

Страница 53: ...pecifications are subject to change without pointer notice 2 As for spare parts order and supply refer to the GUIDEBOOK for Spare parts Supply published separately 3 The numbers in item column correspond to the same numbers in drawing 51 ...

Страница 54: ...9 COIL OSC 10 MW OA 812631 0014 126 0 00 1 X ZD 1 common L 004 1909 3372 COIL 0014 312 0 00 1 X ZD 1 common L 005 006 1909 3371 COIL 0013 024 0 00 1 X ZD 1 common N L 007 1915 7750 COIL FM IFT 10 F 812630 0012 009 0 00 1 X ZD 1 common N L 008 1915 7751 COIL AM IFT 10 A 814867 0012 339 0 00 1 X ZD 1 common N L 009 1915 7752 COIL FM IFT 10 F 812628 0012 010 0 00 1 X ZD 1 common Switch SW 001 1915 71...

Страница 55: ...937 VOLUME CONTROL SF 100K 0031 834 1 04 1 C ZD 1 common Oscillator N X 701 1915 7765 OSCILLATOR CERAMIC 16 93MXJ040 0038 803 0 00 1 X ZD 1 common N X 702 1915 7766 OSCILLATOR CRYSTAL 32 768KHz 0038 201 0 00 1 X ZD 1 common N X 703 1915 7767 OSCILLATOR CRYSTAL 16 00MHZ 0038 202 0 00 1 X ZD 1 common DISPLAY UNIT IC N IC 950 1915 7768 IC REC SPS 444 1 0039 648 0 00 1 B ZD 1 common N IC 951 1915 7769...

Страница 56: ...X ZD 1 common 32 1915 7248 KNOB EJECT 4750 864 0 01 1 X ZD 1 common 33 1915 7249 PANEL CENTER 4750 808 0 01 1 X ZD 1 common 34 1915 7252 UNIT CD MECHANICAL KSM 542AAA 4750 150 0 00 1 A ZD 1 common 35 1909 4774 GEAR 2401 872 0 00 1 X ZD 1 common 36 1909 4775 HOLDER GEAR 2401 873 0 00 1 X ZD 1 common 37 1915 7253 SPEAKER 80PF173A 0023 279 0 0013 2 C ZD 1 common N 38 1915 7784 SPRING EXT 4750 307 0 0...

Страница 57: ...55 EXPLODED VIEWS 1 3 37 39 27 21 26 30 33 48 44 1 2 Model C Only 24 24 31 32 29 28 41 2 2 37 45 46 47 ...

Страница 58: ...56 2 3 3 Z 15 6 4 22 16 18 9 11 10 44 2 2 12 34 5 24 24 15 40 14 17 25 23 13 35 36 44 1 2 42 18 2 1 Z 14 ...

Страница 59: ...57 3 3 19 20 38 7 1 7 43 ...

Страница 60: ...AF0900181A CASIOTECHNO CO LTD Overseas Service Division 8 11 10 Nishi Shinjuku Shinjuku ku Tokyo 160 0023 Japan ...

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