THOMSON VTCD760, VTCD765 Service Manual

WARNING : Before servicing this chassis read the safety recommendations.

ATTENTION : Avant toute intervention sur ce châssis, lire les recommandations de sécurité.

ACHTUNG : Vor jedem Eingriff auf diesem Chassis, die Sicherheitsvorschriften lesen.

ATTENZIONE : Prima di intervenire sullo chassis, leggere le norme di sicurezza.

IMPORTANTE : Antes de cualquier intervención, leer las recomendaciones de seguridad.

Type of set :

Cassette radio recorder / compact disc

Type d'appareil :

Combiné radio cassette / CD

Geräteart :

CD-Radio Cassetten Portable

Tipo d'apparecchio :

Insieme radio cassette / CD

Tipo de aparato :

Radio cassette / CD

Power supply :
Alimentation :
Stromversorgung : 230 V ~ 50 Hz
Alimentazione :
Alimentación :

FM - MF : 87,5 - 108 MHz
MW - PO : 522 - 1611 kHz
LW - GO : 150 - 283 kHz

Frequency response :
Courbe de réponse :

125 Hz - 6,3 kHz

Frequenzgang :

(-5 dB)

Curva di risposta :
Curva de respuesta :

Wow and fluttter :
Fluctuations :
Gleichlauf : 0,2 %
Fluttuazioni :
Fluctuaciones :

Disc rotation speed :
Vitesse de rotation du disque :
CD-Drehgeschwindigkeit : 200 ➡ 500 tr/m
Velocità di rotazione del disco :
Velocidad de rotación del disco :

DAD

Stereo separation :
Diaphonie :
Übersprechdämpfung : 40 dB
Diafonia :
Diafonía :

308 mm 312 mm 400 mm 6 kg

Nominal output power :
Puissance nominale de sortie :
Nennausgangsleistung : 2 x 12,5 W Main speaker
potenza nominale di uscita : 2 x 25 W Mid Woofer
Potencia nominal de salida :

Sensitivity :
Sensibilité : FM - MF : 8 µV (S/N = 26 dB)
Empfindlichkeit : MW - PO : 1000 µV/m (S/N = 20 dB)
Sensibilità : LW - GO : 2500 µV/m (S/N = 20 dB)
Sensibilidad :

Signal to noise ratio :
Rapport signal / bruit :
Geräuschspannungsabstand : 40 dB
Rapporto segnale / disturbo :
Relación señal / ruido :

4,75 cm/s

C60 : 170 s

Frequency response :
Courbe de réponse :

40 Hz - 20kHz

Frequenzgang :

(±3 dB)

Curva di risposta :
Curva de respuesta :

Signal to noise ratio :
Rapport signal / bruit :
Geräuschspannungsabstand : 65 dB
Rapporto segnale / disturbo :
Relación señal / ruido :

Technical data - Caractéristiques principales

Technische Daten - Dati tecnici - Caracteristicas del aparato

<< >>

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SERVICE MANUAL
DOCUMENTATION TECHNIQUE
TECHNISCHE DOKUMENTATION
DOCUMENTAZIONE TECNICA
DOCUMENTACION TECNICA

No copying, translation, modification on other use authorized. All rights reserved worldwide. • Tous droits de reproduction, de traduction, d'adaptation et d'exécution réservés pour tous les pays. • Sämtliche Urheberrechte an diesen Texten und Zeichnungen stehen uns zu. Nachdrucke,
Vervielfältigungen - auch auszugsweise - nur mit unserer vorherigen Zustimmung zulässig. Alle Rechte vorbehalten. • I diritti di riproduzione, di traduzione, e esecuzione sono riservati per tutti i paesi. • Derechos de reproduccion, de traduccion, de adaptacion y de ejecucion reservados para todos los paises.

Code : 351 531 10 - 0601 / 3M - CRKD1286 Print.

AUDIO

VTCD760
VTCD765

*PC: The version code is indicated either in the battery compartment or on the back of the unit - ce code version est indiqué dans le compartiment à piles ou au dos de l’appareil - PC: Version des Geräts wird im Batteriefach oder auf der

Rückseite angegeben - il codice della versione è indicado nello scompartimento delle batterie o sul retro dell’apparecchio - el código de la versión está indicado en el compartimento de las pilas o en la parte trasera del aparato.

Version (PC*): A

CRKD 1286

18 First issue 06 / 01

1

2

123 4566789

12345678910

1

2

3

4

5

6

1

2

3

4

5

6

7

8

9

123

123 1

123

2

1

3

4

2

1

3

4

2

1

3

4

2

1

3

4

1

2

3

4

5

6

789

1011121314

15

12

DRAWER2

DRAWER1 BD

SLIDER POSITION

LB1641

LB1641

1N4002

1N4002

RPI-574

RPI-574

RPI-574

RPI-574

/GP1S58V

/GP1S58V

P004

IC002

IC001

D002

D001

C004

C003

C002

C001

C006

R005

R004

R003

P003

R002

P005

P002

P006

N006

C005

D003

D004

L001

PI002

PI005

PI006

PI001

P008

P007

R001

JC001

JD001

5V6

5V6

100nF

25V

22pF

50V

100nF

25V

22pF

50V

10nF

50V

100

2R2

2R2

100

1000uF

25V

39uH

KAT

ANO

COL

EMIT

KAT

ANO

COL

EMIT

KAT

ANO

COL

EMIT

KAT

ANO

COL

EMIT

MODULE

CD

-+

1

2

3

4

6

7

8

9

KEY DISPLAY BOARD

(CIRCLE)

CAROUSEL MOTOR PCB

TO/FROM

TO/FROM

TO

FROM

SENSORS

DRAWER POSITION

P008

5

MAIN BOARD

AMP BOARD

BA6209N /

BA6209N /

DRIVER

DRIVER

MOTOR

MOTOR

DRAWER

MOTOR

M

PLAT_SW

PLAT_SW

DRWMTR1

CRSMTR2

DRAWER-

SLIDER1

SLIDER1

DISC_SW

DISC_SW

+V1

SDATA

SDATA

CRSMTR1

SCLK

SCLK

DRAWER+

PLATTER-

CD_RESET

CD_RESET

PLATTER+

+5V

AGND

AGND

CD_R

CD_R

CD_L

CD_L

DRWMTR2

+12V

+V1CC

DRW2

GND

GND

GND

GND

SLIDER2

SLIDER2

DRW1

5V

+5V.

OUT2

P2

VCC2

IN2

VCC1

IN1

VZ

P1

GND

OUT1

OUT2

P2

VCC2

IN2

VCC1

IN1

VZ

P1

GND

OUT1

LB1641

CD CONTROL SCHEMATIC DIAGRAM - SCHEMA COMMANDES CD - SCHALTBILD
CD BEDIENTEIL - SCHEMA COMANDI CD - ESQUEMA MANDOS CD

SVB

1

10

CRKD1286

2 First issue 06 / 01

DANGER : Invisible laser radiation when open and interlock failed

or defeated. Avoid direct exposure to beam.

ATTENTION : Le rayon laser est invisible. Eviter l'exposition directe

lors de la maintenance.

VORSICHT BEI Bei geöffneter Schublade und Defekt der Sicherheits -

REPARATUREN : vorrichtungen besteht die Gefahr unsichtbaren

Laserlichts. Niemals direkt in den Laserstrahl sehen.

ATTENZIONE : Il raggio laser è invisible. Evitare l'esposizione diretta

durante la manutenzione.

IMPORTANTE : El rayo laser es invisible. Evitar la exposición directa

en el momento del mantenimiento.

CLASS 1 LASER PRODUCT
APPAREIL A LASER DE CLASSE 1
LASER KLASSE 1
APARATO CON LASER DE CLASE 1
APPARECCHIO CON LASER DI CLASSE 1

DIGITAL PROCESSING SCHEMATIC DIAGRAM - SCHEMA DU TRAITEMENT DIGITAL ­SCHALTBILD DIGITALVERARBEITUNG - SCHEMA ELABORAZIONE DIGITALE ­ESQUEMA DEL TRATAMIENTO DIGITAL

SCLK

+5V

+12V

RESET

AUDIOL

AUDIOR

SDATA

P008

123456789

GND

GND

The complete Digital Processing Module is available from A. S. S. under Part Number :
En SAV, l'ensemble du module traitement digital est géré sous le code :
Die Service Bestell-Nr. für das Modul "Digital Processing kompl." ist :
Il codice del modulo completo di elaborazione digitale è :
En postventa, el modulo completo tratamiento digital lleva el código :

106 487 50

CRKD 1286
First issue 06 / 01 3 4

AMPLIFIER AND POWER SUPPLY SCHEMATIC DIAGRAM - SCHEMA DE L’AMPLIFICATEUR ET DE L'ALIMENTATION - SCHALTBILD ENDVERSTÄRKER UND NETZTEIL - SCHEMA
DEL AMPLIFICATORE E DELL' ALIMENTAZIONE - ESQUEMA DEL AMPLIFICADOR Y DE LA ALIMENTACIÓN

NOTES:

1. Unless otherwise specified:
A. All resistor values are in ohms,
1/16W
B. All Capacitor values are in uF

2. Replace transistors with type
specified from replacement parts list

NOTES:

3. Unless otherwise stated, all voltages
taken in radio "on" position

4. * and indicates critical safety
components. Replace only with those
specified from replacement parts list
to maintain proper performances and
safety of this unit.

12,7

L

1

2

N

R532L

C815

C814

NJ514

1

2

3

4

N500

1

2

3

4

5

6

P500

1

2

3

4

5

6

NJ504

1

2

3

NJ504

4

5

6

NJ504

7

8

9

Q603

RLY1

12

34

D821

D600

D820

D819

R604

R514 R515

R603

R602

R601

R805

R802

Q601

Q604

Q802

D805

D808

D818

D815

D804

D801

P101

1

2

N805

1

2

JW500A

1

2

3

N804

D807

D806

D802

D803

D817

D816

FH802

FH804

FH800

D809

TO N802

P802

12

N801

1

2

3

4

5

6

7

N802

1

2

L801

12

34

WARNING

SEE NOTE

JW500B

1

2

3

WARNING

SEE NOTE

WARNING

SEE NOTE

WARNING

SEE NOTE

WARNING
SEE NOTE

WARNING

SEE NOTE

WARNING

SEE NOTE

WARNING
SEE NOTE

WARNING

SEE NOTE

WARNING

SEE NOTE

R807

R806

C518C517

C803 C804

C600

C806

C807

C559R

C559L

C805

C601C602

C813

27K

27K

R

L

-

+ +

-

IC501

1

1,6

1,6

11,7

11,7

1,6

1,6

2

3

4

5

67

8

9

10

11

C816

C556R

C556L

C555R

R554

C542

C554L

C514

C554R

R535R

R535L

R534L

R534R

C557L

C557R

R531R

Q501

C555L

R531L

R533L

R533R

R503

R502

R504

R501

Q502

R532R

C832

C831

C830

9

8

7

6

5

4

3

1

2

P804

P805

1

2

X803

X804

X801

X802

GREEN

RED

RED

BLACK

4.7

100nF

100nF

KTA1273Y

1N4148

2K2

240 240

330

47K

1K

10K

10K

KTC3203Y

KTC3203Y

KTC3203Y

IN4148

IN4148

IN5402

IN5402

1N4001

1N4001

IN4148

IN4148

1N4001

1N4001

IN5402

IN5402

1N4148

100

100

2n2F2n2F

4700pF 4700pF

47uF

100uF

2200uF

1000uF

1000uF

2200uF

47uF100uF

470uF

TDA7263

47nF

0.1uF

0.1uF

390pF

3K9

47uF

10uF

0.01uF

10uF

47R

47R

820R

820R

100uF

100uF

0

KTC3875GR

390pF

0

NOP

NOP

100K

100K

2.2K

2.2K

KTC3875GR

4.7

47nF

47nF

47nF

1/16W

GND1

50V

50V

1/2W

7V5

1/2W

30V

7V5

1/2W

1/16W

1/16W 1/16W

1/16W

1/16W

1/16W

1/16W

1/16W

1/16W

1/16W

50V50V

250V 250V

25V

50V

35V

25V

25V

16V

10v10V

16V

GND1

50V

1/16W

25V

50V

GND1

50V

1/16W

GND1

1/16W

1/16W

1/16W

16V

16V

GND1

GND1

GND1

GND1

GND1

1/16W

GND1

1/16W

1/16W

1/16W

GND1

1/16W

1/16W

1/16W

1/16W

1/16W

50V

50V

50V

+10V

12,2

11,5

0,1

0

0,6

7 12,2

7,7

12,2

MUTE

AUDIO_L

AGND

AGND

AGND

AGND

AGND

AGND

AGND

AGND

AGND

AGND

+18V

AUDIO_R

GND

AUDIO-GND

SYSGND

A-GND

R

L

1

2

3

4

5

6

7

F804

H/P-IN-R

H/P-IN-L

TO CDM5B

F802

1.6A/250V

1.6A/250V

F800

2.5A/250V

P801

JACK

HEADPHONE

+7V

MOTOR-GND

D-GND

ECO

+10V

~3.8V-

~3.8V+

-30V

+10V

GND

STANDBY

+10V SW

VT

BLACK

WHITE

BLUE

ORANGE

ORANGE

BLACK

BLACK

6 OHM

SPEAKER

MAIN

-

+

-

+

L-CH(OUT)

AGND

R-CH(OUT)

R-CH

R-CH

R-CH

AGND

AGND

AGND

L-CH

L-CH

L-CH

H/P-OUT-L

AGND

H/P-OUT-R

AGND

POS

NEG

POS

NEG

NC1

LIN+

LIN-

SVR

RIN-

RIN+

GND NC

ROUT

VCC

LOUT

0,7

0

0,1

TO N804

11

19,3

COMPONENTS DESIGNATED BY THE
SAFETY SYMBOL SHOULD, WHEN
NECESSARY FOR REPAIR, BE
REPLACED BY ORIGINAL PARTS,
APPROVED BY THE MANUFACTURER.
ONLY THEN CAN THE OPERATIONAL
SAFETY BE GUARANTEED.

TO P804

12

L

N

TO P802

TO RECORD / PLAYBACK SCHEMATIC TO DISPLAY SCHEMATIC TO RECORD / PLAYBACK SCHEMATIC TO DISPLAY

SCHEMATIC

12,3 10MΩ

Audio

MAIN

POWE

11,9

V

V

5

CRKD 1286

6 First issue 06 / 01

CONTROL / DISPLAY SCHEMATIC DIAGRAM - SCHEMA COMMANDES / AFFICHEUR - SCHALTBILD BEDIENTEIL / ANZEIGE - SCHEMA COMANDI / INDICATORE - ESQUEMA
MANDOS / INDICADOR

P701

1

SYSGND

2

+13,8

TO MAIN PCB

R713

10K

1/16W

R706

1K5

1/16W

TO CDM5B

+10V

3

~3.8V+

3,6

4

~3.8V-

5

-32,4

-30V

6

TUNER-POWER

+5,1

7

RDS-DATA

8

MUTE

9

STANDBY

10

ECO

11

ST-MONO

12

WR-EN

13

TAPEMUTE

14

CD-SYNCHRO

15

CLOCK-T

16

SCLOCK

17

SDATA

18

RDS-CLK

19

DATA-T

Q702

KTC3198GR

R701

330

1/16W

C701 C702

D701

6V2

47uF 100uF

1/2W

10V 10V

R709

1/16W

D702

1/2W3V9

NO USE

R705

10K

1/16W

P703

15

CD-RESET

14

CD-DATA

13

SYSGND

12

CD CLK

11

DRW-DIR-CW

10

DRW-DIR-CCW

9

DRAW-IN

8

DRAW-OUT

7

DISC-SW

6

PLATTER-SW

5

CAR-DIR-CW

4

CAR-DIR-CCW

3

SLIDER-UP

2

SLIDER-DOWN

1

KTC3875GR

5K6

1/16W

R782

EU ONLY

R783

1K

1/16W

R785

4K7

1/16W

R715

1K

1/16W

R716

1K

1/16W

R719

1K

1/16W

R720

1K

1/16W

R789

1K

1/16W

R718

3K3

1/16W

R717

3K3

1/16W

R788

1K

1/16W

L701

D703

100uH

1N4148

Y701

R704

1/16W

4194KHZ

C713

100

R710

1/16W

100nF

R703

100K

C706

C705

470uF

10V

16V

C721

Q701

47nF

KTC3875GR

50V

D704

1N4148

C704

100nF

16V

R708

10K

1/16W

1/16W

R707

10K

Q704

Q703

KTC3875GR

R746

1K

1/16W

R747

1K

1/16W

R748

1K

1/16W

R749

1K

1/16W

R750

1K

1/16W

R751

1K

1/16W

R752

1K

1/16W

R753

1K

1/16W

R754

1K

1/16W

R755

1K

1/16W

R756

1K

1/16W

R757

1K

1/16W

Y702

32768Hz

C712C711
33PF33PF

50V50V

1uF
50V

47K

C714C715
33PF33PF

50V50V

MAIN

C726C725

33P33P
50V50V

R769R761R760 R771R762 R764R763 R765 R766 R767 R768

R770

22K22K22K 22K22K 22K22K 47K 22K 22K 22K

1/16W

22K

1/16W1/16W1/16W 1/16W1/16W 1/16W1/16W 1/16W 1/16W 1/16W 1/16W

C707
47nF

50V

X1
HNA-9SS23

SHUFFLEMIX

REPEATALL

1 DISCS

INTRO

FM LW

AM PM

F1_1

PROG

CD TUNER TAPE

ST

MW

9G

NC2

FIP6

FIP5

IC701

uPD780205GF

P02/INTP2

P03/INTP3/CI0

8G

FIP8

FIP7

P00/INTP0/TI0

P01/INTP1

NC1

FIP9

FIP10

P74

VSS

1G2G3G4G5G6G7G

F1_2

1

VDD3

2

P37

3

P36/BUZ

4

P35/PCL

5

P34/TI2

6

P33/TI1

7

P32/TO2

8

P31/TO1

9

P30/TO0

10

RESET

11

X2

12

X1

13

IC(VPP)

14

XT2

15

P04/XT1

16

VDD2

17

P27/SCK0

18

P26/SO0/SB1

19

P25/S10/SB0

20

P24/BUSY

21

P23/STB

22

P22/SCK1

23

P21/SO1

24

P20/SI1

25

AVSS

26

P17/ANI7

27

P16/ANI6

28

P15/ANI5

29

P14/ANI4

30

P13/ANI3

31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

FIP4

FIP3

FIP2

FIP1

FIP0

AVREF

AVDD

P10/ANI0

P11/ANI1

P12/ANI2

NC3

FIP11

P73

NC4

FIP12

P72

P23

P24

P81/FIP14

P80/FIP13

P70

P71

P22

P82/FIP15

P127/FIP52

VDD1

P21

P85/FIP18

P84/FIP17

P83/FIP16

P124/FIP49

P125/FIP50

P126/FIP51

P19

P20

81828384858687888990919293949596979899100

P87/FIP20

P86/FIP19

P90/FIP21

P91/FIP22

P92/FIP23

P93/FIP24

P94/FIP25

P95/FIP26

P96/FIP27

P97/FIP28

P100/FIP29

P101/FIP30

P102/FIP31

P103/FIP32

P104/FIP33

P105/FIP34

P106/FIP35

P107/FIP36

P110/FIP37

P111/FIP38

P112/FIP39

P113/FIP40

P114/FIP41

P115/FIP42

P116/FIP43

P117/FIP44

P120/FIP45

P121/FIP46

P122/FIP47

P123/FIP48

P18

VLOAD

AUX

P15

P16

P17

80

79

78

77

76

75

74

73

72

71

70

69

68

67

66

65

64

63

62

61

60

59

58

57

56

55

54

53

52

51

1/16W

R790

10K

1/16W

R797

10K

1/16W

RDS BASS

SURROUNDATS

MHz

KHz

P04

P05

P06

P07

P08

P09

P10

P11

P12

P13

P14

VOLUME STEP

R780

1K

1/16W

R779

22K

1/16W

R786

D716

1K

POWER

RED

N704

2

1

R735

R734

10K

10K

1/16W

1/16W

R727

1/16W

P02

P03

R726

1k

1k

1/16W

P704

2

1

GND

F2_2

F2_1

P01

C708
47nF

50V

R725 R724 R723

1K

1/16W 1/16W 1/16W

SW701

SW708

SW716

SW723

PAUSE
PLAY/

STOP

FFWD

R791

1/16W

2

1

2

CD

REPEAT

1

2

CD

1

2

CD

1

C790
10nF

50V

C791
10nF

50V

C792
10nF

50V

C793
10nF

50V

1K 1K

1K

2

SW702

1

2

SW709

CD

1

2

SW717

CD

REW

1

2

SW724

BOOST

1

R721

FOR AUTOSCAN THRESHOLD

R722

24/12 HOURSR723

LW/M WR724

AM 9K/10KR725

FM 50K/200KR726

RDSR727

R780 FOR VOLUME STEP

AUTOSCAN THRESHOLD

R722

1K

1/16W

R773

22K

1/16W

R793

R792

1K5

820

1/16W

1/16W

2

SW704

SW703

1

2

SW711

SW710

SHUFFLE

SW718

PRG/

SW725

VOLUMEBASS

DOWN

CD

CD

INTRO

1

2

SW719

SET

1

2

SW726

VOLUME

UP

1

R721

1K

1/16W

R772

22K

1/16W

C730

47uF

10V

2

SW705

1

2

SW712
TIMER

ON/OFF

1

2

SW720

1

2

SW727

PRESET

EQ

1

3

1

2

2

SW706

DISCDISC2DISC1DISC3DISC4DISC5
SKIP

1

2

SW713
FM ST

/CLOCK

1

2

SW721

1

2

SW728

TUNING

DOWN

1

GND

VOUT

VCC

IR701

GP1U287R

10uF

10K

R796R795R794

1/16W1/16W1/16W

2

1

R745R744R743R742R799R798

1/16W1/16W1/16W1/16W1/16W1/16W

2

DIMMER

1

R741R740R739R738R737R736

1/16W1/16W1/16W1/16W1/16W1/16W

2

1

R733R732R731R730R729R728

1/16W1/16W1/16W1/16W1/16W1/16W

2

TUNING

1

4K73K32K2

SW707
OPEN/
CLOSE

4K73K32K21K58201K

SW714
DEMO/

4K73K32K21K58201K

SW722
POWERCDTUNERTAPE

4K73K32K21K58201K

SW729

10K

2

1

2

1

2

ON

1

2

UP

1

9

CRKD 1286

10 First issue 06 / 01

RF / FI SCHEMATIC DIAGRAM - SCHEMA HF / FI - SCHALTBILD HF / ZF - SCHEMA HF / FI - ESQUEMA RF / FI

50V

10V

10V

10V

16V

10V

16V

50V

16V

16V

16V

10V

50V

10V

10V

50V

OUT

E

IN

50V

50V

RIPPLE

VDD

MPXI

FM-IF2I

VSTABB

FM-IF1O

AM-IF2I/O

FM-IF1I

VSTABA

FM-MIXER

AM-MIXER

AM-IF1I

RFGND

FM-RFI

AGC

VCC2

INDICATOR

AFC-POS

AFC-NEG

FM-DEM

IFGND

PILFIL

AF-RO

AF-LO

MUTE

LPF

AM-RFI

FM-RFO

SUBGND

FM-OSC

AM-OSC

VCC1

TUNE

VCO

AFO MO-ST

XTAL

DGND

BUS-CLOCK

DATA

WRITE-ENABLE

P0

P1

AFC-AM

50V

50V

10V

16V

50V

50V

50V

16V

50V 50V 50V

OUT

E

IN

50V

50V

50V

50V

X0

RDATA

VREF

MUX

VDD1

VSS1

VSS3

CMP

T2

T1

VSS2

VDD2

X1

(NC)

RCLKQUAL

10V

10V

10V

16V

16V

10V

16V

10V

16V

10V

10V

10V

50V

50V

47uH

10R

100pF

470nF

100uf

470nF

100nF

15pF

1uF

8K2

100PF

470nF

2.5T

100nF

0R

1uF

4u7F

47pF

22p

470nF

2K2

1K

33pF

180R

22nF

47K

22R

47K

47uH

68K

11pF

4.5T

4.5T

100nF

100nF

18K

2K2

75.0KHZ

15pF

5p

150K

11p

0.1uF

1uF

12pF

1K0

47K

33PF

10K

33p

22nF

10K

2.2uf

470

470

470

470pF 470pF 470pF

47K

10nF

10nF

33pF

33pF

4.332Mh

470nF

100

47uF

47uF

1uf

1uf

100p

33uF

8K2

220K

330p

100nF

220K

47K

1UF

0R

0R

0R

0R

1k

470nF

330pF

330

100nF

560p

Low=poor data

High=good data

(For Overload)

(For Overload)

(For Overload)

(To * gnd)

(For FCC)

G

G

SVC201SPA

SVC201SPA

7DRS-11459N

1

2

3

4

6

A7MCS-11845Y

1

2

3

4

6

SFECV10.7MS3-

TEA5757H

1

2

3

4

5

6

7

8

9

10

11

12 13 14 15 16 17 18 19 20 21 22

23

24

25

26

27

28

29

30

31

32

33

3435363738394041424344

A7MCS-11844N

1

2

3

4

6

SVC348

1

2

3

A7MCS-11845Y

1

2

34

6

KTC3875GR

SGBAM1-20392

1

2

34

6

A7BRS-A9452YWT

1

2

34

5

6

SFECV10.7MS3-

BU1924

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

KTC3875GR

292BEAS-59682

1

2

3

4

6

12

7DRS-11459N

1

2

34

6

1

2

3

SELECTION

CDACV10.7MG4A-A

L006

R005

C011

C022

C008

C030

C031

C029

C042

D002

R017

C088

C014

L004

C013

R099

C039

C007

C010

D001

C021

C016

R010

R031

C001

R065

TP010G

TP004

TF004

C025

TP004G

TP009G

TF007

R006

R034

TP007

TP011

R007

L007

R011

CV002

L001

L003

Y001

C041

C040

R035

R015

X001

IC001

C012

C009

TP006

TP001G

TP002

R036

CV001

C015

C024

C036

R030

TP005

R008

C004

TP010

TP003

R063

C003

C026

TP001

R064

C027

TF005

D003

TF008

R046

R045

R047

C047 C045 C046

Q003

TP008

TF002

TF001

R009

Y002

C055

C053

C052

C050

X002

IC002

C023

R025

C056

JP005

C054

Q004

C033

C032

C028

C034

TP009

R021

TF006

R013

N001

TF003

JP002

C060

C035

R014

RV001

C020

C019

JR02

R083

R081

C080 C081

C019A

CY01

RY3

CY02

GND

TUNER_L

RCLK

RDATA

CLOCK_T

WR_EN

+7V

+7V

AGND

AGND

RQUAL

ST_MONO

TUNER_R

+10V

DATA_T

VT

MW=HIGH

LW= LOW

FM-ANT.

FM-RF

RFGND

TO DISPLAY SCHEMATIC

TO DISPLAY SCHEMATIC

TO AMPLIFIER AND POWER SUPPLY SCHEMATIC

TO DISPLAY SCHEMATIC

TO RECORD / PLAYBACK SCHEMATIC

TO AM LOOP ANT.

IC1 FM AM FM AM

1 2,1 2,1 23 VDD6,9

VDD6,9

2 00245,7(MONO) 5,7(MONO)

3

00

25 1,4 1,4

4

002600

5

00

27 CLOCK CLOCK

6

00

28 DATA DATA

7 VCC7 VCC7 29 WRITE WRITE

8 VT06 VT0 30 P0 P0

9 11,331 P1 P1

10 0,5 0,5 32 1,4 1,1

11 1,2 1,2 33 0,7 1

12 0,8 0,1 34 1,4 1,4

13 1 0,7 35

0

1,2

14 0,6 0,6 36 0,7 1,4

15 0,6 0,6 37 0,5 1

16 11,238 1,2 1,2

17

00

39 11

18 1

0

40 1,2 1,2

19 1,1 1,1 41 1,2 1,2

20 1,1 1,1 42

00

21 1,9 1,9 43 0,7

0

22

VCC211,2 VCC212,2

44 0,2

0

FM, audio

MAIN

13

CRKD 1286

14 First issue 06 / 01

RECORD / PLAYBACK SCHEMATIC DIAGRAM - SCHEMA ENREGISTREMENT / LECTURE - SCHALTBILD AUFNAHME / WIEDERGABE - SCHEMA REGISTRAZIONE /
RIPRODUZIONE - ESQUEMA GRABACIÓN / REPRODUCCIÓN

0,4

0

0,4

(REC)

(PB), audio

REC/PLAYBACK

R341

56K

1/16W

R340

47K

1/16W

C348
33nF

50V

C341
6n8F

50V

C342
68nF

50V

DECK SWITCH

+

MOTOR

-

TAPE

PLAYBACK

TAPE

KTC3198GR

Q305

2

1

BIAS OSC

L301

220uH

RED

GND

WHITE

YELLOW

RED

GND

WHITE

C901

CD

MAIN

IC302

GND

CTRL2

R324
100K

1/16W

R326

22K

1/16W

IC300

AN7348K

R

C304R

L

1uF
50V

50V

00

A-I/PL

A/Rec

A/Rec

B-I/PL

123456789101112

L

0

0

2

2

R

CTRL1

0

3,4

C333
2u2F

50V

Q306

KTC3875GR

3

3

2

2

1

1

P304

P303

4

3

2

1

C343

1uF
50V

P301

7

6

5

4

3

2

1uF
50V

1

R342

100

1/16W

N304

N303

4

3

2

1

N301

7

6

5

4

3

2

1

C301R
3n3F

C301L
3n3F

Adjust L302 and L303
V = 15 Vrms ± 1
with f = 63 kHz ± 3,2
TP60G

TP60

R350

10K

1/16W

10K

R352

1/16W

50V

50V

L302 L303

470uH

C303L

2n2F

50V

C303R

2n2F

50V

470uH

BA7755A

VCC

SW

12345

6,7700 0

R325

100

1/16W

R354

10K

1/16W

R353

4.7K

1/16W

A-I/PR

B-I/PR

100uF1uF1uF

R301L

15K

1/16W

R302L

120K

1/16W

C306L

27nF

25V

C305LC304L
100uF1uF

10V

PB Amp (L)

PB Amp (R)

C305RC315RC315L

10V50V50V

0,7

C306R

27nF

25V

R302R

120K

1/16W

R303L

1/16W

R304L

1/16W

PB/NFL

­+

+

-

PB-NFR

R304R

1/16W

R303R

1/16W

C302R

1n2F

R301R

1/16W

C302L

1n2F

50V

R305L

1K2

1/16W

C310L

1n2F

50V

C308L

50V

680

39

39

680

50V

15K

100pF

1n2F

C309L

50V

R306L

1K2

1/16W

C307L

1uF
50V

PB/EQL

MUTE

MUTE

PB-EQR

3,5

2,7

C307R

1uF
50V

R305R

33K

1/16W

PB/OUT

ALC-L/CUT

PB-OUTR

C319
10uF

10V

0,1
2,8

C308R
100pF

50V

Logic
A/B

100pF

50V

0,2
3,4

ALC

R306R

1/16W

C309
47nF

50V

1K2

REC/INL

AB/SWT

0

C309R

Rec

REC/INR

2,7

C310R

1n2F

50V

REC/OL

AMP(L)

0

C311L

R312

1M5

1/16W

0,1
2,7

Rec

AMP(R)

REC/OUTR

3,401,4

C316
4u7F
50V

R307
33K

1/16W

C311R

1uF
50V

R308

27K

1/16W

1uF
50V

002,63,40,7 0 0

P

ALC

P

R

R

Logic

Rec/PB

0

P

REC/PB

R

Nor / Cro
& Hi / Lo

R311L

27K

1/16W

C312
22uF

16V

HI/LO

Logic

Rejection

AB/SW

4,5 0

R311R

27K

1/16W

R309

15K

1/16W

C320

220uF

10V

CRO/NOR

Ripple

RIPPLE/FIL

C317
22uF

16V

131415161718192021222324

L

6,1

VCC

O/PGND

R

C314L
2u2F

50V

R311

68

1/16W

C314R
2u2F

50V

R351

10K

1/16W

RADIO

R400

100

1/16W

TAPE

AF

C409L

2u2F

50V

C409R

2u2F

50V

RL

C401C400
47uF100uF

10V10V

R402

R401

1/16W

C408R

C408L

1K

1K

1/16W

5n6F

5n6F

50V

50V

0 2,6 2,6 0 6,6 3,3 5 0 0 3,3 3,3 0 0 3,3

VS

50V

AGND

ROUT

L_IN1

R_IN1

C402L C403L

2u2F 2u2F

50V 50V

R404L

10K

L_IN2

C404L

2u2F

50V

LOUT

R_IN4

R_IN2

R_IN3

1

2 3 4 5 6 7 8 9 10 11 12 13 14

3,3 3,3 3,3 3,3 3,3 3,3 0 3,3 3,3 3,3 3,3 3,3 3,3 0

Q307

KTC3875GR

C402R

2u2F

CREF

L_IN3

LLLRRR

R404R

10K
1/16W1/16W

SDA

IC401

TDA7440D

L_IN4

SCL

MUXOUTL

C405L C405RC404R C403R
2u2F 2u2F2u2F 2u2F

50V 50V50V 50V

L

R

D-GND

IN(L)

TREBLE(R)

MUXOUT(R)

TREBLE(L)

IN(R)

R403R R403L

1/16W 1/16W

L

R

L

R

171819202122232425262728

16

NC2

NC1

BOUT(R)

BIN(R)

C407R

C406R C407LC406L

100nF

100nF 100nF100nF

16V

16V 16V16V

5K6 5K6

AUDIO-L

AUDIO-R

AUDIO-GND

SDATA

SCLOCK

A-GND

D-GND

15

BOUT(L)

TO AMPLIFIER AND POWER SUPPLY SCHEMATIC

TO DISPLAY SCHEMATIC

TO AMPLIFIER AND POWER SUPPLY SCHEMATIC

BIN(L)

R401L

P401

10K

R402L

10K

1/16W

R402R

10K

1/16W

1/16W

R401R

10K

1/16W

TUNER-L

TUNER-R

TUNER-GND

CD-SYNCHRO

1

2

TO CDM5B

3

TO RF/FI SCHEMATIC

TO DISPLAY SCHEMATIC

+7V

TO AMPLIFIER AND POWER SUPPLY SCHEMATIC

+10SW

TAPE MUTE

MOTOR GND

TO DISPLAY SCHEMATIC

TO AMPLIFIER AND POWER SUPPLY SCHEMATIC