Durabrand DBTV1901 Manuale utente

SERVICE MANUAL

COLORTELEVISION RECEIVER

ORIGINAL

MFR’S VERSION A

DBTV1901

Design and specifications are subject to change without notice.

SERVICE MANUAL

REVISION 1

MFR’S VERSION C

Please file this revision with the original version.

COLOR TELEVISION RECEIVER

DBTV1901

MFR’S VERSION PCB010 PCB110

TMX494A

TMX494B

TCX352A

TCX352B

Change of PCB

PART NO. DESCRIPTION PART NO. DESCRIPTION

R416 R002T2010J RC 1 OHM 1/2W

C422 P613T1154J CMPL 0.15 UF 100V TF

PCB010 A3J907A01A MAIN PCB ASS'Y (VERSION A)

TMX494A A3J907A010 MAIN PCB ASS'Y (VERSION C)

TMX494B

PCB110 A3J907A11A CRT PCB ASS'Y (VERSION A)

TCX352A A3J907A110 CRT PCB ASS'Y (VERSION C)

TCX352B

MAIN PCB's and CRT PCB's are not interchangeable.

ADD R416

C422

MFR'S VERSION CMFR'S VERSION A

REF. NO.

ELECTRICAL REPLACEMENT PARTS LIST

PRINTED CIRCUIT BOARDS

SOLDER SIDE

(VERSION C)

MAIN/CRT (INSERTED PARTS)

IC401

ADD R416

C422

DEFLECTION/CRT SCHEMATIC DIAGRAM (MAIN PCB)

(VERSION C)

M3J9-07A

W163007

SPEC.NO.

O/R NO.

ABC D E F GH

S802Y

THE DC VOLTAGE AT EACH PART WAS MEASURED

WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST

WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.

NOTE:

C130

0.01 B

C004 0.1 F

C140_1

0.001 Y

C141

0.1 F

C136

0.1 F

C139

0.1 F

C121 220P B

C113

12P CH

C114

12P CH

C119

0.1 F

C124

0.01 B

C138

560P W

C120

0.001 CH

C101

0.001 CH

C126 0.01 B C127 470P B

C002

4706.3V YK

C003

4.750V KA

C115

0.150V KA

C122 150V KA

C123

1025V KA

R607

100

R139 100

R117

15K

R111

22K

R133 1K

R130 1K

R127

2.7K

R126

2.7K

R101

560

R123

4.7K

R122

4.7K

R121

4.7K

R120

4.7K

R124

4.7K

R104

820

R103

820

R102

820

R001

18K 1/2W

R002

18K 1/2W

R112

2.2K

R113

2.2K

R141

270

R142

270

R128

560

R115

47K

R132

47K

R129

R134

470

R118

47K

R108

100

R107

100

R143

R105 4.7K

R106 4.7K

R110 1K 1/4W

R125

47K

OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE

NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME

DANS LA NOMENCLATURE DES PIECES

N’UTILISER QUE CELLS DECRITES

DANGEREUSES AN POINT DE VUE SECURITE

ETANTLES PIECES REPAREES PAR UNATTENTION:

DESCRIBED IN PARTS LIST ONLY

CRITICAL FOR SAFETY,USE ONES

ARESINCE THESE PARTS MARKED BYCAUTION:

D607 MTZJ5.6B

D001 MTZJ30B

D604 MTZJ5.6B

W814

W806

W840

W845

W835

L101

3.3uH

SW101

SKHVBED010

CH UP

SW102

SKHVBED010

CH DOWN

SW103

SKHVBED010

VOL UP

SW104

SKHVBED010

VOL DOWN

SW105

SKHVBED010

POWER

TU001 ENV56DB6G3

12 13

14 15

C118

3306.3V YK

C128_1

3306.3V YK

IC199

S-24C02BDP-1A

MEMORY IC

1234

5678

GND

B+

Vout

OS101

PIC-37143SY

IC101 OEC7073A

MICON IC

110111213141516171819 22021

22 23 24 25 26 27 28 29

30 31 32 33 34 35 36 37 38 39

40 41 42

56789

DEFLECTION SIGNAL

B.SIGNAL

G.SIGNAL

R.SIGNAL

TUNER VIDEO SIGNAL

TM101

RC-DW010

AGC

GND

TUNER+5V

X-RAY

DEGAUSS

AUDIO_MUTE

H_CTL

PROTECT_H

I2C_OFF

AFT

SYNC

OSD_B

OSD_G

OSD_R

OSD_BLK

SDA

SCL

CLOCK_CONT

POWER

FSC

RESET

AT+5V

AT+5VBACKUP

Y_VIDEO

POWER

TO SOUND/AV

(MAIN PCB)

G-2G-1

FROM/TO CHROMA

FROM POWER

FROM DEFLECTION/CRT

FROM/TO CHROMA

ACCESSORY

TMA525

0.8

5.2

3.2

5.2

4.8

4.98

4.7

5.2

2.8

5.2

3.6

0.9

2.26

1.05

5.2

4.98

4.95

2.27

4.99

2.69

5.2

BTL

BPL

V.S

SDA

SCL

ADRES

AGC

30.0

4.6

6.2

1.3

4.9

4.8

MICON/TUNER SCHEMATIC DIAGRAM

4.8

4.9

VCC

Xout

VSS

CNVSS

Xin

OSC2

OSC1

P.FAIL

REMOCON

X-RAY

BLUE B

GREEN G

RED R

BLANK

RESET

CVIN

V.HOLD

HLF

SCL1

SDA1

FSC IN

POWER

CLOCK CONT

V.SYNC

H.SYNC

I2C_OFF

STANDBY_H

SYNC

AV1

AV2

X-RAY_TEST

KEY2

KEY1

AFT

FILT

H_CTL

PROTECT_H

AUDIO MUTE

EXT MUTE

ON TIMER

DEGAUSS

4.8

0000

4.904.8

VSS

E0 VCC

MODE

SCL

SDA

PCB010

ABC D E F GH

S802X

X602

3.579545MHz

IS NON POLAR ONE.

THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP

THE RESISTOR MARKED F IS FUSE RESISTOR.NOTE:

D601

1SS133

D605

11E1-EIC

Q609

KTC3198

H.CTL

Q603

KTC3203_Y

REG

Q605

KTC3203_Y

REG

Q604

KTC3203_Y

REG

Q606

KTC3203_Y

REG

Q610

KTC3198

H.CTL

C627

150V NA

AUDIO SIGNAL

IC601

M61250FP

CHROMA IC

1 10111213 14 15 16

17 18 19

20 21 22 23 24 25 26 27 28 29

30 31 32

33343536373839

404142434445464748

50515253545556575859

6061626364

789

CF603

SFSRA4M50CF00-A0

CF604

TPSRA4M50C00-A0

CP601

00_8283_0611_00_000

R629

333W

GNDOUTOUTIN

CF601_1

TSF5229P3

1234

THE DC VOLTAGE AT EACH PART WAS MEASURED

WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST

WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.

NOTE:

C637

0.01 B

C626 0.01 B

C602 0.01 B

C634

100P CH

C607

0.01 B

C616

15P CH

C623 0.0033 Y

C655

0.0068 Y

C606

100P CH

C639

0.01 B

C618

22P CH

C622

0.022 B

C621

0.01 B

C640

0.01 B

C614

336.3V

C601

1006.3V YK

C603

150V KA

C628

0.2250V KA

C613_2

163V MKT

C619_1

2.250V YK

C625

150V KA

C645

4716V YK

C635 4716V YK

C632

0.150V KA

C624

4716V YK

C647

150V KA

C638

1050V KA

C630

4716V YK

C612

100010V YK

C629

150V KA

C642

150V KA

C605

0.4750V KA

C604 150V KA

R148

100K

R606

10K

R602

R621

R624

R616 10M

R614 2.2K

R619 2.2K

R625 2.2K

R630 100

R627 100

R617 1K

R631 100

R601

2.2K

R635

100

R639

1.5K

R628

100

R623 120 1/4W

R626

22K

R632

220

R646

47K

R638

22K

R642

R648

R612

R633

8.2K

R615

470

R622

R605

4.7K

R641 27K 1/4W

R146

220

R609

220

OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE

NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME

DANS LA NOMENCLATURE DES PIECES

N’UTILISER QUE CELLS DECRITES

DANGEREUSES AN POINT DE VUE SECURITE

ETANTLES PIECES REPAREES PAR UNATTENTION:

DESCRIBED IN PARTS LIST ONLY

CRITICAL FOR SAFETY,USE ONES

ARESINCE THESE PARTS MARKED BYCAUTION:

D606 MTZJ6.8B

D612

MTZJ12B

D610 MTZJ12B

D602

MTZJ8.2B

D611 MTZJ12B

W833

W823

W818

W820

W817

W834

L607

15uH

DEFLECTION SIGNAL

B.SIGNAL

G.SIGNAL

R.SIGNAL

TUNER VIDEO SIGNAL

UNREG+12V

VIDEO_IN

AUDIO_OUT RESET

AUDIO_IN

GND

CLOCK_CONT

RESET

Y_VIDEO

AT+5V VD

AT+5VBACKUP H_CTL

TUNER+5V

OSD_BLK

PROTECT_H

AGC

SYNC

V_OUT

ABCL

OSD_G

OSD_R

OSD_B

V_FEEDBACK

IF GND

H_OUT

AFT

H_SYNC

B.OUT

G.OUT

R.OUT

CLAMP

GND

POWER

OSD_B

OSD_BLK

OSD_G

OSD_R

SYNC

I2C_OFF

SDA

SCL

FSC

CLOCK_CONT

FROM MICON/TUNER

FROM POWER

(MAIN PCB)

G-4G-3

2.21

5.69

TMA525

7.9

5.6

3.183.1

2.5

1.8

4.72.808.72.55

7.96008.63

1.70 00

3.6

4.92

3.2

4.8

4.7

4.8

2.4

2.8

3.6

4.8

4.9

3.63.63.6086

003.45

2.7

4.24.84.82.634.62

1.51

2.86

2.27

4.5

2.19

3.2

3.15

3.08

2.5

2.38

5.65

TEST POINT

FROM SOUND/AV

FROM/TO DEFLECTION/CRT

CHROMA SCHEMATIC DIAGRAM

4.9 7.2

5.5

7.2

5.5

8.8

5.5

4.9

R OUT

G OUT

VIF Vcc

V OUT

V RAMP FEEDBACK

AFC FILTER

DEF GND

FBP IN

H OUT

STRAT UP Vcc

INTELLIGENT MONI

INV FBP OUT

V PULSE OUT

B IN

R IN

G IN

FAST BLK

CLOCK CONT

SDA

SCL

POWER ON CONT

MCU RESET

Y SW OUT

VIDEO/CHROMA GND

CHROMA APC FILTER

EXT C in

VIDEO CHROMA Vcc

TV/Y IN

33 ACL/ABCL

34 X’TAL

VREG Vcc

fsc OUT 1

fsc OUT 2

Hi Vcc

32 AT5.7V REG OUT

QIF OUT

AUDIO OUT

AUDIO BYPASS

EXT AUDIO IN

FM DIRECT OUT

VIF VCO F/B

VIF GND

VIF VIDEO OUT

RF AGC OUT

VIF APC FILTER

VIF IN (1)

IF AGC FILTER1

IF AGC FILTER2

64 VIF IN (2)

1 V RAMP CAP

2 AFT OUT

47 8.7V REG OUT

48 LIMITER IN

49 P.Con5.7V REG

16 B OUT

17 H VCO F/B

7.9

8.5

11.3

FROM/TO MICON/TUNER

FROM/TO SOUND/AV

PCB010SCL

SDA

IIC_OFF

INT.MONI

VIDEO

GND

ABC D E F GH

S801X

CP502

A1561WV2-2P

HS501

763WSAA013

R501

3.3 5W

L503

8R200029

DEGAUSS COIL

FH502

EYF-52BC

FH501

EYF-52BC

F501

51MS040LCC

233004-MB000

Q504

LTV-817M-VB

FEED BACK

B502

W5RH3.5

X5X1.0

B501

W5RH3.5

X5X1.0

B503

W5RH3.5X5X1.0

L501_1

1R0A562F20

TH501_2

PTDAA1BF3R0Q100

R518

5.6K +-1%

R514

0.22 1W

T502 8129092S

4A 125V

TYPE 4A 125V (F501).

D’INCEIE N’UTILISER QUE DES FUSIBLE DE MEME

POUR UNE PROTECTION CONTINUE LES RISQUESATTENTION:

FUSE.

REPLACE ONLY WITH THE SAME TYPE 4A 125V (F501)

FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,CAUTION:

S501AS501B

Q501

STP5NC50FP

FET

BLACK

WHITE

BLADE

WIDE

CD501_2

0R414903

AC120V_60Hz

IS NON POLAR ONE.

THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP

THE RESISTOR MARKED F IS FUSE RESISTOR.NOTE:

D510

RU2AM-EIC

D505

SB290S

D501

1N4005-EIC

D504

1N4005-EIC

D502

1N4005-EIC

D503

1N4005-EIC

D514

1SS133

D522

1SS133

D508

1SS133

D512

1SS133

D513

SB290S

Q507

KTC3198-AT

(Y,GR)

FEED BACK

SWITCHING

Q502

KTC3198

BUFFER

R517

5.6 2W

R542

0.47 1W

R508

220 1W

THE DC VOLTAGE AT EACH PART WAS MEASURED

WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST

WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.

NOTE:

C505

0.1275V PHE840

C517

470P2KV RR

C514

680P2KV RR

C513_1

0.082 MMT

C518

470P500V B

C502

0.001500V B

C503

0.001500V B

C506

0.0047250V KX

C509

0.047 M

C501

0.0068 M

C511

150V KA

C526

330200V UP

R529

47K

R527

R520

56K 1/4W

R509

100 1/4W

R511

1.2M

1/4W

R500

3.3M 1/2W

+-10%

R510

1.2M

1/4W

R519

1.2K

R515

120K 1/2W

R513

2.2K

R512

680

R506_1

1K 1/4W

OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE

NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME

DANS LA NOMENCLATURE DES PIECES

N’UTILISER QUE CELLS DECRITES

DANGEREUSES AN POINT DE VUE SECURITE

ETANTLES PIECES REPAREES PAR UNATTENTION:

DESCRIBED IN PARTS LIST ONLY

CRITICAL FOR SAFETY,USE ONES

ARESINCE THESE PARTS MARKED BYCAUTION:

D506

MTZJ18B

D509

MTZJ18B

D528

MTZJ5.6B

W828

W844

W829

W824

W821

W837

C521

100160V MHE

C519

47016V YK

C515

100016V YK

DEGAUSS

GND

SOUND+B

SOUND_GND

UNREG+12V

GND

UNREG+12V

TO MICON/TUNER

TO SOUND/AV

POWER SCHEMATIC DIAGRAM

G-6G-5

TMA525

(MAIN PCB)

TO DEFLECTION/CRT

TO CHROMA

9.5

5.5

6.0

9.50.1

10.511.5

4.8 0.1

4.8

144.0

10.0

1.7

NC 0

132.3

11.3

144.0

10.3

6.6

10.3

PCB010

0.1

ABC DEFGH

S801Y

CP401

A1561WV2-A5P

IC401 AN5522V-OUT IC

1234567

T401

ETH09K14BZ

175

V801

A48LGS30X19N45

J801

ISMS01S

567

CD801

SM1098-009-1A

Q401

2SD2627LS-CBC11

H.OUTPUT

VIDEO

E25

E12

GND

TER

HEA

AFC

B+

GND

ABL

GND

COL HV

FB401 3220052F

CP802A

9253_010_000_000

CP802B

9253_010_000_000

CP801_1

A2361WV2-2P

HS401

763WSAA013

HS402

763WSAA013

R418_1

27K

R408

10K +-1%

R409

27K +-1%

R401

27K+-1%

R429_1

3.9 2W

D407

1SS133

D802 1SS133

D406_1

1SS133

D403

11E1-EIC

D410

AU02A-EIC

D405

AU02A-EIC

D408

11E1-EIC

D411

AU02A-EIC

D803 1SS133

D801 1SS133

Q803_1

KTC4217(O,Y)

BLUE OUT

Q802_1

KTC4217(O,Y)

GREEN OUT

Q801_1

KTC4217(O,Y)

RED OUT

Q402

2SC1627_Y

H.DRIVE

R448_1

390 2W

R805

12K 2W

R807

12K 2W

R803

12K 2W

THE DC VOLTAGE AT EACH PART WAS MEASURED

WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST

WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.

NOTE:

C437

0.39250V PMS

C406

39P500V SL

C402

0.012200V PP

C443_1

0.00561.25KV MPP

C808 470P B

C809 470P B

C810 470P B

C440

0.0012500V B

C819

0.0012KV B

C407

56P CH

C422

0.15

100V

MKT

C414

10035V

C418

470

25V YK

C448

200V

MHE

C403

47035V

C435

0.1100V

MHE

C434

22100V YK

C446

2250V YK

R808

22 1/2W

R402

12 1/2W

R420

4.7K

R419

560

R815

330

R813

330

R421

100K 1/4W

R445

120K1/4W

R806

2.7K 1/4W

R410

330 1/2W

R415

1.8K 1/2W

R416

1 1/2W

R816

330

R413

2.2K 1/2W

R403

22K1/4W

R427

100 1/4W

R422

1.8 1/2W

R417

12K 1/4W

R446

470 1/2W

R423

100 1/4W

R424

6.8K

R802_1

2.7K 1/4W

R804_1

2.7K 1/4W

R814 4.7K

R811 4.7K

R809 4.7K

OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE

NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME

DANS LA NOMENCLATURE DES PIECES

N’UTILISER QUE CELLS DECRITES

DANGEREUSES AN POINT DE VUE SECURITE

ETANTLES PIECES REPAREES PAR UNATTENTION:

DESCRIBED IN PARTS LIST ONLY

CRITICAL FOR SAFETY,USE ONES

ARESINCE THESE PARTS MARKED BYCAUTION:

D404

MTZJ6.2B

D619

MTZJ5.1B

W843

W826 W832

W831

W897

W896

W809

W812

L402 18uH

C417

1050V YK

DEFLECTION SIGNAL

B.SIGNAL

G.SIGNAL

R.SIGNAL

GND GND

CLAMP CLAMP CLAMP

G.OUT G.OUT G.OUT

R.OUT R.OUT R.OUT

B.OUT B.OUT B.OUT

HEATER HEATER

GND GND

180V 180V

X-RAY

GND

V_FEEDBACK

V_OUT

ABCL

H_OUT

H_SYNC

GND

UNREG+12V

CP806

SCREEN

FROMPOWER

G-8G-7

FROM CHROMA

FROM/TO CHROMA

PUMP

PROTECTION

THERMAL

AMP

99.6

6.4

101.6

96.4

THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP

NOTE:THE RESISTOR MARKED F IS FUSE RESISTOR.

IS NON POLAR ONE.

TO DY

TMA525

2.73.2 3.23.2

2.7

120.5

2.7

126.0128.0

FOCUS

PCB110

130.0

27.0

0.3

3.5 2.0 12.0 25.0 3.5

20 21 22

025.0

132.5

48.0

7.0 4.3

25.0

132.5

(MAIN PCB)

DEFLECTION/CRT SCHEMATIC DIAGRAM

GND GND

CLAMP CLAMP

G.OUT G.OUT

R.OUT R.OUT

B.OUT B.OUT

HEATER HEATER

GND GND

180V 180V

PCB010

130.0

TCA384A

TO MICON/TUNER

ABC D E F GH

SPEAKER

SP1001

S08F21

8 OHM

CD101A

CH012002

CD101B

CH012003

J703

AV1-09D-4

J702

AV1-09D-3

AUDIO SIGNAL

THE DC VOLTAGE AT EACH PART WAS MEASURED

WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST

WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.

NOTE:

C1004_1

0.0015 CH

C1001

0.150V KA

C1005

1025V KA

R701

68 1/4W

R702

47K

R703

820

R704

R1003

68K

R1001

47K

R1005

270K

R1004

100K

R1008

68K

OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE

NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME

DANS LA NOMENCLATURE DES PIECES

N’UTILISER QUE CELLS DECRITES

DANGEREUSES AN POINT DE VUE SECURITE

ETANTLES PIECES REPAREES PAR UNATTENTION:

DESCRIBED IN PARTS LIST ONLY

CRITICAL FOR SAFETY,USE ONES

ARESINCE THESE PARTS MARKED BYCAUTION:

W807

W803

W805

C1002_1

47010V YK

C1003

150V KA

IC1001 AN7511

SOUND AMP IC

1234

5678

TUNER VIDEO SIGNAL

AUDIO_IN

VIDEO_IN

GND

SOUND_GND

SOUND+B

GND

AUDIO_MUTE

POWER

AUDIO_OUT

G-10G-9

TO CHROMA

VIDEO 2

AUDIO 2

(FRONT)

V_IN

A_IN

FROM MICON/TUNER

FROM TV POWER

08.2 3.5 3.4

3.95.1 0.3

FROM CHROMA

TMA525

PCB010

SOUND/AV SCHEMATIC DIAGRAM

(MAIN PCB)

Indice

Altri manuali Durabrand Ricevitore TV

Durabrand

Durabrand DBTV2702 Manuale utente

Durabrand

Durabrand DBTV2501 SERIES Manuale utente

Durabrand

Durabrand DBTV2500 Manuale utente

Durabrand

Durabrand DBTV1902 Manuale utente

Durabrand

Durabrand DBTV2500 Manuale utente

Durabrand

Durabrand DTV1307 Manuale utente

Manuali Ricevitore TV popolari di altre marche

NEC

NEC PX-TUAN-01 Manuale utente

Edision

Edision Piccollino Manuale utente

Matsui

Matsui DTR1 Manuale utente

Dyon

Dyon Raptor Manuale utente

Strong

Strong SRT 2401 Istruzioni operative

TerraTec

TerraTec CINERGY DT USB XS DIVERSITY Manuale di istruzioni

Haier

Haier 34F9K Manuale utente

TechniSat

TechniSat DigiCom 1 Manuale utente

Haier

Haier LT19A1 Manuale utente

Triax

Triax CR 317 Manuale utente

DirecTV

DirecTV D10-300 Manuale utente

Motorola

Motorola VIP2502W Manuale utente

ActionTec

ActionTec WirelessTV Manuale utente

Motorola

Motorola VIP1200 Series Manuale utente

Xoro

Xoro HRT 1300 Manuale utente

Motorola

Motorola DH6200 Manuale utente

Manhattan

Manhattan Plaza DS-100 Manuale utente

Micro Prose

Micro Prose MPI-500 Manuale utente