Vcr90xb Ee

Placa Principal

CN600

CN405A

CN402

CN403

13 11

9 7 5 3 1

(Family board)

1 2 3 4 5 6 7 8 9 10

1 2 3 4 5 6 7 8 9

1 2 3 4 5 6 7 8 9

CN405B

Cabo

Trancado

de

CN404A

1 2 3 4 5 6 7 8 9 10

CN404B

2 vias 5 3 1

CN601

CN400 6

2

IC400

CN401

Micro Controlador Deck

Seletor VHF/UHF/CABO

Modulador RF

T800

Placa "Head Amplif." (1910)

L6

L2

(1930)

Placa dos sensores 1

15

L4 L3

Cabecote de Apagamento Total (Erase Head)

Fonte de Alimentacao

1 2 3

Threading motor Cabecote de audio/controle

(DRUM) Cilindro

L8

TAE

TAS LED

Carretel de suprimento de fita (Supply reel)

Area de Fita (Tape Box)

BAT900

Tacometro 8 pulsos/volta

(POWER

Carretel de recolhimento de fita (Take-up reel)

SUPPLY)

CN900A 10

IC902

1

Painel Frontal

A

525/98

ALT.

P.A.

Acrescentado o modelo VCR-90X, série "B". Acrescentado "ESQUEMA ELÉTRICO", na legenda.

1

VISTO

DATA

ESQUEMA ELETRICO INTERCONNECTION WIRING DIAGRAM

VFD900

Display

06/07/98

TITULO:

9

Micro Controlador Principal

DISCRIMINAÇÃO

TANAKA

NOME

DATA

DES.

TANAKA

12/09/97

PROJ.

DAVID

12/09/97

APRO.

WALTER

12/09/97

Pcad=V90DIAGR

N MOD. VCR90X-A / VCR90X-B

COD.

A2 1007215007

+5D

D902 1N4148

CLOCK

C911

C910

L900

L901

22uH

22uH

Pinagem C912

D900 1N4148

100KpF/50V

CALENDAR

R916 56K

IC901

R901 4K7

1 CLK 2

VDD 16

OUT

CPUR

XTAL

C913 47uF/16V

R909 4M7

R928 100K

X900 32.768kHz

A

IC 900

VFD 900

32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 38 39 40 41 42 43 44

15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 10 9 8 7 6 5 4

BAT900 100uF/16V

C904 22pF/50V

15 R911

C900

100kpF/50V

3

INT

XTAL

470R

14 22pF/50V

4

SCK

VBAT 13

5

MOSI

VSYS 12

52

R910

51

50

49

48

47

46

45

44

43

42

41

40

1

Grid6

39

2

Grid7

38

3

Grid8

37

4

Seg10/Grid9

36

5 Dout

Seg19/Grid10

35

10K

R934

R933

100R

100R

6

MISO

LINE 11

7

SS

POR 10

VSS

PSE

8

R935

C906 2u2F/50V

9

R927 2K2

100R

+5D

7 IC L902

22uH

(DRIVER DISPLAY)

8 CLK 9 STB C907

C915

R926 1K

C914

100KpF/50V

47uF/16V

4MHz

22pF/50V

R914 180R

C908

X901

RM901

2M2

43

42

41

40

39

38

37

36

35

TCMP

32

3 PA4

PD4/SCK

31

+5D

L903 22uH

R905 4K7

R906 4K7

7 PA0 SCL-T

C923 100KpF/50V

SDA-T

C924

R902 10K

R903 10K

R904 10K

MEMORIA IC903 PCF8582

A0

A1

VDD

100pF/50V

30

PD2/MISO

29

PD1/TDO

28

PD0/RDI

DTA-C

PC0

26

9 PB1

PC1

25

10 PB2

PC2

24

11

PC3

23

PB3 12

R924 1K

R919 100R

R917 100R

2K2 R922 100R

R923 100R

SCL

VSS

SDA

14

15

16

17

18

19

30

11

KEY2

Seg15/Grid14

29

12

KEY3

Seg14/Grid15

28

Seg13/Grid16

27

20

21

KEY4

15

16

STB

PLAY

PAUSE

STOP

EJECT

CH+

1N4148

17

18

19

20

21

22

2K2

26

REC

REW

FF

D906

STBY

1N4148 D907

R921 100R

22

1N4148

7G VCR

VFD900

6G NTSC

5G

4G M-PAL

3G N-PAL

2G

1G

PROGRAM

SP SLP

C919 100kpF/50V

100pF/50V

-28V C918 1KpF/50V

PCF8582

25

24

CH-

1N4148

2K2

100

C917

+5D

* NOTA: Selecionado em função da memória

23

D905

R931

SVV-07MS07 C916 47KpF/50V

Seg16/Grid13

D904

R930

CS-T1

*

R925 1K

1N4148

2K2

R920

TEST

A2

13

31

D903

R929

27

8 PB0

*

Seg17/Grid12

B

R932

C902

32

KEY1

14

47uF/16V

C901 100pF/50V

Seg18/Grid11

CLK

PD3/MOSI

(MICRO PRINCIPAL) V1.0

6 PA1

33

-28V

33

PD5/SS

5 PA2

VDD

10

13

C909

2 PA5

IC902 MC68HC059A

C929

R915 1K

34

1 PA6

4 PA3

34

22pF/50V

R913

44

VEE

IC900 uPD16311GC

6

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

AM PM 24

25

26

MEM 27

28

29

REC 30

31

32

33

34

35

D901 12V

A

R924 adicionar R925 eliminar

R918 10K

B

Filamento

C925

(nominal):

3.6Vdc

100KpF/50V

a 1

2

3

4

5

6

7

8

9

10

9

8

7

6

5

4

3

2

1

f

i n

m g

CN900B (P/CN404B)

e

CN900A (P/CN404A)

p

P.A.

segmentos

DISCRIMINAÇÃO TITULO:

r k

dos

ALT.

h

d Detalhe

b

c

NOME

DATA

DES.

TANAKA

06/07/98

PROJ.

DAVID

06/07/98

APRO.

WALTER

06/07/98

VISTO

ESQUEMA ELÉTRICO PAINEL FRONTAL Pcad=V90BPANE

N MOD.

VCR90X-B

A2

COD. 1007215013

DATA

D801,D802,D803,D804=1N5062

* Resistor

LF800 REDE 90 240V AC 60Hz

C801 4K7pF/250V

SMD.

STBY

C839

Q805 DTC124

1KpF/500V

C800 100KpF/250VAC

C843 100KpF/250VAC

nao

C802 4K7pF/250V

C806 100uF/400V

C807 4K7pF/500V

D812

18

R821

BYD33-G

*

3K3

C816 47uF/50V

C820 220KpF/50V

D813 uPC574/KA33V

F800

C838

13

1KpF/500V D814

L804

1000uF/25V

C808 4K7pF/250V

C837 9

12

R843

Q802 2SB1064-EF

1KpF/500V D815

Q800 2SD2395

L800

C818 220uF/16V

*R833

*

*R837

R834 1K

22uH

BYV27-150

R839 27K/2W

Q806 DTC124

C840 100uF/25V

R830 1k2

C817

R804 100K/1W

22uH

*

MR852

C848 100uF/16V

3k9

47K

Q807 2SD2395

* R835 1K

IC802

27K

220pF/2KV

C831

D807 BYD33J

R806

IC800

MC44603BP

10K in

8

16

DEMAGNETICATION MANAGEMENT Vdem

Vref

Vref

REFERENCE

out

UVL01

enable

SUPPLY& INITIALIZATION

C809 1K2pF/50V(J)

Vc

Iref

D808

Vosc Ct 10

OSCILLATOR

prot

Vosc

OUTPUT BUFFER

R807 18K R808 10K

Rf

SET LATCH RESET

standby

15

Iref

Rp

GND Vovp

STANDBY (REDUCED FREQUENCY)

THERMAL SHUTDOWN

E/A

4

ERROR AMP

OVERVOLTAGE PROTECTION

OUT

1kpF/50V

6

R809

22K

FOLDBACK

INPUT

R842 150

UVL01

Dmax&SOFT-START CONTROL

FOLDBACK

L806

D G

2.2uH

S

C814 2K2pF/50V

D811 BAV21

D822 15V

Vref

11

7

Soft

17

R823

D823

1K2

1N4148 C846

R818 0.82/1W

R841

22uH

8R2/1W

22uH

L803 22uH

C823 1000uF/10V

3K3

6M8

VR800 2k

R825 1K

C841

HOT

GND

IC801

COLD

R826 330R

GND

3 R824 270R

2

1

R828 100K

+5V ADJ.

2K2pF/250VAC

PS2501-H

2

3

4

5

6

7

8

9 10

9

8

7

6

5

4

3

2

1

C825

100KpF/50V

CN800/A

CN800/B

R829 3K3

1 D818

TL431BC

R811 2K2

Q809 2DS2395

L802

* R844

39R(NFRH25)

D821 4V7

L801

R827

C833 4K7pF/50V

R812

C830 2K2pF/50V

1K8

16

100pF/100V

R845 1k

R832

3

100uF/40V

Start&Dmax

C812 1uF/50V

C822 47uF/16V

BYV27-150 C835

C815

470R

C811 2K2pF/50V

BYV27-150 D817

1KpF/500V

R819

R810 10K

4

2.2uH

Iref 5

C821 470u/16V

1KpF/500V D820

14

L807

R817

C847

13

1KpF/50V

Q804 MTP6N60-E

C842

*

R838 470R

FB800

Vcc

CURRENT SENSE

47uF/50V

Q808 DTC124

R820 4R7(NFR25H)

OVERVOLTAGE MANAGEMENT

14

C810

150R C829

out

Vref

2.5V VOLTAGE

*R814

39R(NFR25H)

standby

12

3

Q

1N4148 R816

C827 100uF/25V

R831 1K

C819

1KpF/500V D816

O

G

C826 1OOKpF/50V

15

FB801

1N4148 D809

2

L7812CV

BYV27-150

6

BLOCK

Sync 9

10

1

Iref

Rref

C832 560pF/2KV

C813 100KpF/50V

I

11

C836

Vdem

Q803 BC847A

Q801 DTC124

C834 100pF/50V

WIND-H

14V

WIND-L

8V

CN405/A

STBY-H STBY-L

ON Stand-By

CN405/B

C828 2K2pF/50V

T800 18 17 16 15 14 13 12 11 10

3 4

B=BASE C=COLETOR E=EMISSOR

2SD2395

C

B

Trafo de chaveamento

B

C

Q800,Q809,Q807

E

G=GATE D=DRENO S=SOURCE

Q804 MTP6N60-E

6 9

D818 TL4318C

DTC124

E

Q801,Q805,Q806,Q808 D

S

A

528/98

ALT.

P.A.

Acrescentado o modelo VCR90X, o série "B". Acrescentado "ESQUEMA ELÉTRICO", na legenda.

DISCRIMINAÇÃO TITULO:

1

2

3

NOME

DATA

DES.

TANAKA

09/10/97

PROJ.

DAVID

09/10/97

APRO.

WALTER

09/10/97

TANAKA

07/07/98

VISTO

DATA

ESQUEMA ELETRICO POWER SUPPLY Pcad=V90POWER

N MOD. VCR90X-A / VCR90X-B

A2

COD. 1007215010

MD700

VIN(OSD)

+5V

IN

R713 220R

+5AS

+5AS C200 10kpF/50V

C201 10uF/16V

R207 2k2

220pF/50V

C735

22k

OUT

100kpF/50V

R755 47k

C740 10uF/16V

R701 3k3

+12AS

R703 10K

R702

100R

R202

CS

100R R201

DT

100R R200

CF702

C701

C205

Q701 BC847

R704

C700 47pF/50V

R705 47R

R751 2k2

R706 1k

C722 220kpF/50V

24

TU700

23

22

21

18

IC701 LA7578

APC

VIDEO AMP

N.S.C.

1

L702 27uH

C731 100pF/50V

C708

R711

R712

1K

68R

+5AS

+33V

CF701

5

2k2

7

10uF/16V

1

2

2k2pF/50V

8

9

10

C728

C718 10kpF/50V

20

C213 100pF/50V

19

18

17

16

10

15

OSD

11

L201

Q203 BC857

14

13

12

R213 100k

BB119

C212 68pF/50V

R211 330R

IC200

CSYNC +12AS IS1

22pF/50V

R753

C736

L705 22uH

*

10

IC703

utilizado

16 R742

VR

3

R725 68R

220uF/16V

10K

+5AS R747

C721

VMOD

1

3 4 5

VIDEO OUT

+5AS

HEF4052BT

100pF/50V

C738 10kpF/50V

JK700/A

5 7

R752 C729 C719 1uF/16V

R718 10k

R708 27k

10uF/16V

R740

12

4k7

C730 15kpF/50V

AMLR

13

+5AS

14

C709 10kpF/50V

R746 220R R756 220R

1kpF/50V

12

11

1k

DZ700 UDZ10B

R206 100k

4u7H

100k

R716 220R

R210 1k2

21

9

470R

C211

RF AGC AMP

+12AS

220pF/50V

R208 100k

22

DV200

M1860M

C712

R205 1k5

C210 1uF/16V

AGC ADJ.

SF701 C704

C209

C739

Q200 BC857

1kpF/50V R204

AGC

Nao * +12AS

470R

T702

R719 2k2

L703 22uH

6

Q201 BC847

AFT

6

C717

5

C207

C208

13

C716

Q707 BC337-16

C706

4

C715 C714 10kpF/50V

C710 10uF/16V

3

R203

FSC

R750 680R

LOCK DET

APC DET

P D 6 4 6 4 A

7

68KpF/50V

14

15

IF

SW

IF AMP

2

CDA-4.5ME

R714 1k2

R710 100R

TIME

CONST

NC

C707

C737

VCO

FM DET

R709 100R

16

EQ AMP B/W

VIDEO DET

C732

17

22uH

33pF/50V

R749 1k

R707 39k

24pF 19

20

23

8

220kpF/50V C703

22uH

L200

22pF/50V C206

C705

C702

L700

2

1uF/16V

T700

CF700 SFSH4.5MCB

24

100R

+12AS

330R C733 100kpF/50V

1

3

R741 39k

15uH R700 330R

CLK

4

TPS-4.5MC L701

Q708 DTC124

R209 C214

CTRL R754

ANT

VMOD

220R C741

A-IN

ANT

C734

R723

V-IN

(-7V) C720

R744 22k

5AS +12AS

47uF/16V

UDZ7.5B

7

R726 47k

9 AOUT

R717 3k3

4

8 11

R743 2k2

Q704 BC847

15

C723

6

R727 47k

R728 560R

10uF/16V

R729 10k

AUDIO OUT

AFC

-28V

JK700/B

C +5AS R732 820R Q705 BC847A C724

100uF/16V

R736 47k C727 BC847A

R739 22R

100kpF/50V

R731 150R

R733 1k

R734 68R

0473/98

AUDIO IN

A

0172/98

Correção de valor do C213 para 100pF/50V Mudança de valor do C212, 56pF/50V, para 68pF/50V Adicionando "ESQUEMA ELÉTRICO" na legenda. Mudança de valor do C205, conforme AMV-050/98. Mudanca de valor do R213, conforme AMV-052/98

ALT.

P.A.

JK700/D

JK700/C

10uF/16V

TO DE

VIDEO IN

C725

R748 100k

R735 560R

R737 47k

R738 1k

Acrescentado o o modelo VCR90X, série "B". Alterado o o valor do R713, de 1k para 220R; R723, de 560R para 220R; R746 e R716, de 330R para de 220R. Adicionado C741 e R756 e

B

+5AS

0524/98

DISCRIMINAÇÃO

07/07/98

DAVID

12/06/98

TANAKA

26/03/98

VISTO

DATA

ESQUEMA ELETRICO FRONTEND

TITULO: NOME

TANAKA

DATA

DES.

TANAKA

26/03/98

PROJ.

DAVID

26/03/98

APRO.

WALTER

26/03/98

Pcad=V90TUNNE

N MOD.

VCR-90X

A2

COD. 1007215006

+12AS R607 10k

Q600 DTC124

IREC LP SLP

C607

C602

+

R604 1k

MTA

C600

IPAL

Aout TO FRONTEND

47uF/16V

+ C601 1uF/16V

6 R605 470R

R600 12k

R603 220R

R613 L600 10mH

47k

T600

Oscilador de Bias

4

C612

3

1kpF/50V

72kHz

R612 10R

C611 47kpF/250V

2

+

Q603 BC817-40

R611 33R

C609 +

R610 3k3

C605

R606 22k

C606 +

24

T600

Q602 BC327-16

REC/EE CTL

R609 8k2

6

1

1

2 4

C603

+

R614 1R5

C604

23

EE/PL CTL

22

21

MUTE CTL

EP CTL

19

20

LP CTL

18

R602 10k 16

17

POWER MUTE

RIPPLE FILTER

C613

C615 560pF/50V

REC

EE/PB

EP

CTL1 FROM/TO DE

Apagadora Principal

VR600 100k

7 6 5 4 3 2 1

1

Ajuste de Bias

2

3

4

C626

1k5pF/50V

5

6

7

10

9

ALC DET

11

12

C618

C619

R617

AMLR FROM FRONTEND

22k

100kpF/50V

R618 18k

47uF/16V R619 1M

390k R622 100R

L601 330uH

8

10kpF/50V R621

R625

47k

LA7282

REC EE

C622

100kpF/50V

R624

IC600

MUTE

R620 8k2

R623 330R C625

47R

POWER MUTE

BUF

ALC

PB

CTL2 FROM/TO DE

CN601

REC EE

13

EP EQ

Audio

EP LP

AMP

(Vista por baixo)

Apagadora

14

MUTE

Q601 DTC124

3

Controle

15

AMP

27kpF/250V

CN600

R601 2k7

R627 2k2

C620 100kpF/50V

R626 3k9

C621 2k2pF/50V

C627 680pF/50V

C623 100uF/16V

+

1 2

B

526/98

Acrescentado o modelo VCR90X, série "B".

TANAKA

06/07/98

A

113/98

Mudança de valores C613 e C611. Adicionado "ESQUEMA ELÉTRICO", na legenda

TANAKA

12/03/98

ALT.

P.A.

VISTO

DATA

DISCRIMINAÇÃO TITULO:

NOME

ESQUEMA ELÉTRICO AUDIO LINEAR

DATA

DES.

TANAKA

12/03/98

Pcad=V90AUDIO

PROJ.

DAVID

12/03/98

N

APRO.

WALTER

12/03/98

MOD. VCR90X-A / VCR90X-B

A2

COD. 1007215011

R400

CN400 1 2 3 4 5 6 10 9 8 7 6 5 4 3 2 1

REEL 5D

5D

5D

1k8

R401

+5SE

+5SE

+5SE

47k

GND

R435 4k7

GND +14 R402

PG/FG

Q401 BC847A

C400 100kpF/50V

47k

R434

ENVC

R406

Q403

VR400 10k

C402 10kpF/50V

HP1 HSC

R488

Q415 DTC124EK

39k

+5D

Q405 DTA124EK

FMPV C417

GNDA

C440 10KpF/50V

18pF/50V

+5SE C413

C415

1kpF/50V R445 1k

L402

180pF/50V C414

R446 1k

+14V

Q407 BC847

R447 1k

R449 82R R451

R452

220R

1k

R457 470R

R462

CTL2

9 8 7 6

5 4 3 2 1

C427

220R

R461 4k7

C420 4k7pF/50V

1

2

3

10kpF/50V TAS

C423

R470

1k

INT

100uF/16V

R471

C421

1kpF/50V

C422

R460 39k

33kpF/50V

6

R459

FTA R472

RCP

22k

TAE

R473

GND

1k

8SW

L403

POF

OUT

17

+ Vref -

Vref

CTL,DATA

POFC

4k7

1k VISS

50

28

22

58

18

52

8

23

39

25

46

12

54

53

55

35

56

57

4

40

41

7

COMP1

COMP2

COMP3

IN

COMP1

-

IN

COMP2

+5D

OUT

+

COMP3

OUT

-

GND

8

+5D

9

COMP4

IN

R419

W/R

C425 47uF/16V +8SW

R444 R440

FG

W/R

15

6

21

14

62

29

64

31

47

49

CKTRI1

C426 100kpF/50V

FFP

FFP C

C

CSYNC

CSYNC FMPV FMPV1

R443

CKTRI

10k

R411

CKTRI

SPEED

SPEED

15k R412 15k

C403 180pF/50V

PIC-CTL

C405

12AS

180pF/50V

R430

SLP

4k7

R409

4k7

MTA

IREC

1k2

IREC R436

HP1

R425

4k7 R437

IPBV/IPAL

4k7

2k2

IS1

5D

R493

4k7

LP

MTA

R438

R426

SLP

LP

4k7

R439

AFC

1k

R414

R422

R415

4k7

10k

IWIND

AFC

TV/VCR

10k

TV/VCR 5D

+14

IWIND R432

12AS 5D

-28V

10k

5AS L406

5D

SDA-T

4u7H X400

C406

C408

22pF/50V

C409 47kpF/50V

C407 10MHz

63

ITRICK

8k2

48 32

SYSDET

220R

R429

SCL-T

C410

CSYNC

22pF/50V

CLK-OSD CS-OSD

Q413 DTC124EK

R423

DTA-OSD

1k

100k

R467

R427

R489 VMT

CROT

4k7

10k

45

19

R496

ITRICK

6k8

33

20

NTSC

SYSDET

10k

5

30

W/R

10

100k

R466

27

TX

FGD

R465

C424 100kpF/50V

37

38

R469 4k7

11

VCC

9

NTSC

CROT

10

51

FMSW

2k2

43

2

+5D R468 4k7

12

OUT

-

MICRO DECK

FMSW

4k7

13

+

IN

11

RX

WTRD

14

60

59

FTAD

OUT

+

17

3

SYNC

15

42

1

POR

16

POWER ON AND POWER FAL DETECTOR

-

R475

CAP

18

COMP4

C429 10kpF/50V

C428 10kpF/50V

4u7H

CREV

- WRITE - AMPLIFIER

INOUT

REV

R417

+

C430

10kpF/50V

5D

7

10k

IR

CTL

CAP

LEDO

10k

R458

5D

- AMPLIFIER - FILTER - DETECTOR

FB

-

WTR

FTA

2M2

22k

FG C431

C432

R476

2k2

IC402

+5D

R477 2R2

L2722

C433 47uF/25V

1

9 +5D

R480 3k9

R484 1R5

2

5

1 R487 82k C435 10kpF/50V

4

7

R483 10k

R485 22k

6

5

4

3

2

1

1

2

CN404/B

10k R481

TO CN900/B

2k2

ALT.

6 3

8

R479

8

C434 1OOkpF/50V

3

9

R478 22k

2

7

CN403

36

13

Vref

5

WTR

CTB

+

4

10k

LED

GNDD

YFMR

R421

34

61

1k

R416

5D

IC401 SAA1310P

180pF/50V R454

R453 4k7

C418 4k7pF/50V

1k C404

C416 560pF/50V

47uF/16V

CTL1

IPBV/IPAL

5D

15uH

L401 100uH

L400 27uH

R410

5D

Q406 BC847

IWIND

10

IPBV/IPAL

POR

C419

11

R424 10k

R418 2k2

26

5AS

LED

12

R441

10k

YFMR

13

C412 10kpF/50V

R442 1k

Q414 DTA124EK

DO

14

1k

IPOR

+5SE CSYNC

Q404 DTA124EK

15

R413

DO

R448 2k7

R420 10k

16

PG/FG

R407 1k2

15pF/50V

ENVC

R428

SYNC

C401

5AS

IC400 TPM91C242

24

4k7

2k7

FMRV

TRIV

R455

8k2

R405 27k

44

R404

1k

Q411 BFS20

Adj.

1k

Q402 BFS20

R408

220R

GNVDS

REC-C

R403 4k7

ENVC1

CN401

CN402

R456 12k

+5D

NAP

R486 22k

R482 10k

3

4

5

6

7

CN404/A

TO PAINEL

8

9

8

10

7

6

5

4

3

2

1

1

2

CN405/B

3

4

5

6

7

8

9

10

CN405/A

TO CN800/B

TO CN800/A

TO POWER SUPPLY

TO CN900/A

Alterações indicadas ao lado

P.A.

DISCRIMINACAO

VISTO

DATA

A

112/98

Adicionado o capacitoroC436, conforme AMV-034/98 Adicionado "ESQUEMA ELÉTRICO" na legenda. IC400 batizado como "MICRO DECK"

TANAKA

12/03/98

B

527/98

Acrescentado o modelo VCR-90X, o modelosérie "B". VCR90X,

TANAKA

06/07/98

serie

"B".

ALT.

P.A.

DISCRIMINAÇÃO

ESQUEMA ELETRICO DECK ELETRONIC

TITULO: NOME

VISTO

DATA

DES.

TANAKA

12/03/98

PROJ.

DAVID

12/03/98

APRO.

WALTER

12/03/98

Pcad=V90DECK

N MOD.

VCR90X-A / VCR90X-B

COD.

A2 1007215008

DATA

L109 15uH R125 470R

C126 56pF/50V

Q101 DTA124EK

C125 39pF/50V C121 1kpF/50V

C113 47kpF/50V

R104 8k2

+5PB

R124 270R

R105 1k8

C106

X101 3.579545

3.575611 36

34

35

31

32

33

30

R

C101 220kpF/50V

R121 18k

321FH VCO

37

C112

FMPV1

SLD

VXO

Low

+5PB

Croma

BGP1

In/out

38

90 P.S.

ID-DET KIL-DET

BGP2

X2

R

B

B.G

C109 47pF/50V

C115 100kpF/50V

4PHASE SHIFTER

40

22KpF/50V

6db AMP

LPF SUB BPF

MAIN CONV

BURST EMPH

ACC AMP

KILLER

P

REC

C-LPF

560R

330R

24

BGP1 BGP2

BGP.GEN

FM AGC

43

NAP/M PAL/GBIN

TD CTL

NT+REC

NL DEEMPH

YFMR

CARRIER SHIFT

FM MOD

44

+5PB

PICTURE CONTROL

REG 4.2V

45

P

CLAMP

C119 1kpF/50V

+

C117 33pF/50V

R117 680R

L103 100uH

R118 470R

R119 2k2

CLAMP

48

MAIN ENPH

NL ENPH

P

Q107 BC847A

R126 1k2

1uF/50V

470R

Q108 BC857A

L106 47uH

4

R127 680R

NAP

C129 68pF/50V

R128 2k2

C130 39pF/50V

10kpF/50V

C132

NC

3

4

5

6

K1

C133 10uF/16V

VR100 10k

C135

14

100k

12

11

C157 10kpF/50V

LA7440M CLAMP

VCA

13

+5SE

L405

6

7

C141

8

9

C142

10

C143

11

12

L404

+5PB

Q412 BC857

22uH

+5SE

22uH

+5AS R495 4K7

C134 R494 1k

C140

C439 220uF/16V

IPBV

D102 1N4148

C136 27pF/50V

R134 2k2

10

IC100

CTL

10uF/50V

R133

GND

9

1uF/50V

C438 47uF/16V

R132 680R

GND

C156 1uF/50V

2k7 390pF/50V

8

7

C155

QV/QH INS CHARA INS W/D CLIP

C139

R144 22K

AJ FREQ FM L105 100uH

VCC

SAMPLE AND HOLD OUTPUT AMP

SYNC TIP CLAMP

15

VIDEO AGC

5

C138

D101 1N4148 R131

R129

CENTER BIAS

R

+5SE

C127

C128 100pF/50V

3

+5PB

C131

SWITCHING CIRCUIT

LC89971M

VIDEO AMP

R130 1k5

DUTY CYCLE DETECTOR

CCD 9 STAGES

+5PB YNA

+5SE

TIMING GENERATOR

R

C118 100pF/50V

+5SE

R141 4k7

1uF/50V P

K2

LPF

2

VCO

DOC

ATT

CLAMP

AGC DET

DETAIL ENH

1

220pF/50V

DELAY

W/D CLIP

GND 1/4

LPF

DET

47

-

R LIM

FMAGC

Q104 BFS20

1k

R114 560R

P

P

SYNC SEP

Q105 BC847A

R115

C116 560pF/50V

LIM MAIN DEEMPH

16

+

+ +

R 46

13

STAGES

AUTO BIAS CIRCUIT 2

IC101

C150

-

SUB LPF

R116 1k5

14

PHASE COMP

STAGES

22kpF/50V

DOC

R

6db

CCD 910

CCD 908

AUTO BIAS CIRCUIT 1

2

15

17

REC

Y/C MIX

GND

VCC

C152 PB

WHP NOICAM

CENTER BIAS

16

CLOCK DRIVER STAGES

CCD 12 STAGES

1

Y-LPF

1/2

DOC DET

CCD 25 STAGES

10K

CLAMP

GND WAVE SHAPER

R140

18

R

17

SWITCHING CIRCUIT

P

FM DEMOD

18

19 R0 VOLTAGE GENERATOR

NTSC/PAL

CCD 9125

C151

20

21

22kpF/50V

MESEC

MESEC

R

1uH

NC

+5SE

19

INVERT

P

DOUBLE DEMOD

22

SAMPLE AND HOLD OUTPUT AMP

6K8

NAP/GBIN

Q103 BF824

23

GND

R139

FSC BPF

C149

22KpF/50V

R

P

GND

L108

C147 1uF/50V

20

6db

+5PB

220pF/50V

R137 82K

MESEC

NTSC

C120 42

1K

C146

21

R P

R138

C145

L107

100uH

HALF H. KILLER

R112

22

CHROMA N.C.

KIL

P R

R111 1k2

R110 330R

L101 27uH

ACC DET REC NTSC PB ALL

R

L102 15uH

BALANCER

C.ROT

MESEC

C111

C110 1uF/50V

220KpF/50V

B.G

P

SLD

41

C114

SUB CONV

C159 47uF/16V

C148

23

A

B.G

R107 10k

2FSC

P

+5SE

10kpF/50V

FSC BPF

NAP

SW1

2FSC

COM

PB.AMP B.DEEN KILLER

BGP1 KIL

DELAY

PAL

R108 1k

C108 56pF/50V

24

3RDLOCK PROTECT

39

L100 220uH

C153

3RDLOCK PROTECT

R

R113

R106 10k

XO

BGP2

XO

BGP2

10kpF/50V

56pF/50V Q102 BFS20

C107

VXO

P

PB APC DET

REC AFC DET

15uH

R109 680R

25

SW2

330R

+5PB

26

27

28

NTSC/MESEC/PAL

L104

47pF/50V

C105

C103 100kpF/50V

C104 47uF/16V

C102 1uF/50V

R103 1M

R122

33pF/50V

C123

Q106 DTC124EK

R120 18k C122

27pF/50V

R100 2k2

10kpF/50V

X100

R123 1k C124

C158

R143 5k6

R142 1k5

C137

R145 N/C

B

529/98

A

110/98

ALT.

P.A.

IPBV

Acrescentado o modelo VCR90X, série "B". Adicionado "ESQUEMA ELÉTRICO", na legenda. Alteração de valor do C137. Criada opção na posição R145, para a melhoria do controle PICT+ e PICT-.

DISCRIMINAÇÃO TITULO:

TANAKA

08/07/98

TANAKA

12/03/98

VISTO

DATA

ESQUEMA ELETRICO Y/C

NOME

FROM/TO DE

FROM/TO

FRONTEND

DATA

DES.

TANAKA

12/03/98

PROJ.

DAVID

12/03/98

APRO.

WALTER

12/03/98

Pcad=V90YC

N MOD.

VCR90X-A / VCR90X-B

A2

COD. 1007215009