TOSHIBA CEF273A schematic

ABC D E F GH

8

7

6

5

4

3

2

1

H-23

6.3A 125V

CP401

003P-2100

4

3

12

D401

1H3-E

AT+5V

POWER1 SCHEMATIC DIAGRAM

(POWER PCB)

67

D425

RM11C-EIC

D427

RM11C-EIC

D419

1SS355

R422

4.7K 1/4W

D415

D426

RB160M-90TR

100

UDZS3.9B

1SS133

D422

R426

R427

R425

300

70.0

D420

1SS355

D423

MA111

R429

1M 1/4W RCR

C423

0.082800V FLS

R428

330 1/2W

R536

270 1/2W

R431

4.7K 1/2W

R430

D424

5.6K 1/2W

15K

DUTY CONTROL
Q408
KTC3875S_Y_RTK

1/2W
10

1H3-E

177.0

216.0

KTA1281_Y

19.0 34.8

D412

100K

D414

MA111

D413

MA111

Q2 DRIVE

Q407

165.6

165.6

R421

1.5K 1/2W

VCC REGULATOR
Q405
KTC3209_Y

19.4

D416

MTZJ3.9B

0

0

R418

3.3K

R419

68K

C419

100P CH

D421

MA111

159.0

R423

5.6K 1/4W

R498

R424

47K

MTZJ20B

0.8

VCC REGULATOR

Q406

KTC3875S_Y_RTK

IS THE LIVE CONNECTIONCAUTION:

CAUTION

:SINCE THESE PARTS MARKED BY

D430

RM11C-EIC

D431

RM11C-EIC

KTC3875S_Y_RTK

C421

C422_1

CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY

1W
1

R497

22400V PX_P

C424

DUTY CONTROL

Q409

134.0 120.0

134.0

128.0

128.0

0.022 B
B401 W5RH3.5X5X1.0

1

CP408

003P-2100

100100V ZL_P

D429

MA111

R432

100K

D428

MA111

164.0

165.6

165.6

167.6

PS2561AL1-1-V(W)

PS2561AL1-1-V(W)

9

NC

0

8

0

7

5

4

3

2

1

NC

FEED BACK

IC408

2.5

0

FEED BACK

IC409

0.8

0

T401

D432_1

RU3B

164.0 0 0

578
DSS

16.0 2.5 1.0 5.9
R433

270K

C428

0.001 B

C426

0.1 B

87420014

10

11

12

13

14

15

16

17

18

20.5

1

19.4

2

34

24.4

1

23.5

2

34

C427
470P250V KX

C463
470P250V KX

PROTECT

Q412

KTC3875S_Y_RTK

SH406

YQ-36

ARE

R436

68K 1/2W

C430

0.00222KV B

IC402 MIP2F4

VddFBCLVcc

SW REGULATOR CONTROL

1234

R441

15K

C429

0.1 B

ERC91-02

21.5

0

NC

13.0

13.0

0

YG862C10R

0

24.2

24.2

R435

763WAA0365

2.2K 1/4W

1K

R434

1K 1/4W

23.5

0

D437

YG862C10R

HS405

R438

R439

0

R440

ATTENTION

C436

0.001250V KX

T402 81190074

166.0
1

2

NC

166.0
3

0

4

0

5

D433

1H3-E

FEED BACK

IC410

1/4W

PS2561AL1-1-V(W)

R437

2.2

5.0 5.0

1.0

1050V YXF_P

C431

D435

47035V ZL_P

C433

1

2

3

D440

C435

1

2

3

C434

100035V ZL_P

NC

D438

MA111

MTZJ30B

GND

D439

220 1/4W

10K

C447

R442

100

R463

100

0.01 B

INV_SW+24V

:LES PIECES REPAREES PAR UN ETANT

DANGEREUSES AN POINT DE VUE SECURITE
N’UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES

34

100025V ZL_P

C438

100035V ZL_P

C437

0.1 B

10

D446

D449

REGURATOR IC

IC403

KIA431A-AT

CATHODE

NC

9

NC

5.2

8

0

7

6

NC

1

2

4.0

R403

0.22 3W

1SS133

D447

1SS133

ANODE

1
3

D442

1H3-E

R443

1K

D456

1SS133

R446
100K

REFERENCE

123

2.4019.4

R445

R444

100
1/4W

R522

1SS133

D443_1

YG862C10R

2

6.3V

C441

2.2K

1/4W
10K

39K

R448

6.8K

R449

R450

3.9K

C440

2200

ZL_P

1050V

REGURATOR IC

KIA431A-AT

CATHODE

R451

R467

75K +-1%

+-1%

+-1%

+-1%

L413

C444

10uH

6.3V

TSL0808

MHE_P
R458

MHE_P

D445

R452

1K 1/4W

MTZJ24B

POWER FAIL SWITCH

Q416

KTA1504S_Y_RTK

IC404

47

ANODE

C443

0.1 B

R527

REFERENCE

123

2.504.0

W828

R521

100 1/4W

100

R453

R457

3.5

3.50

PROTECT

Q415

KTA1504S_Y_RTK

R454

R455

R456

10K 1/4W

C467

1K

CAUTION: DIGITAL TRANSISTOR

8

AT+5V

220

10K

5.2

4.4

5.2

+-1%
330

2.2K +-1%

2.2K +-1%

W809

W821

R459

0.01 B

47K

R460

POWER_FAIL

SOUND+B[SW]

47035V ZL_P

C466_1

SW+12V[UNREG]

INV_SW+24V

GND

P.CON+5V

220 1/4W

GND_S

GND

GND

FROM/TO POWER2

AT+5V
POWER_FAIL
P.CON+5V
INV_SW+24V
SW+12V[UNREG]
RELAY_H
SOUND+B[SW]

GND_S

GND

7

6

5

4

3

2

4750V MHE_P

D450

C445

MTZJ3.3B

PCB240
CEF273

1

F401_1

T5A_L_250V

50T050H

FH401_1

EYF-52BCY

WHITE

12

BLACK

J401

CCT2302-0711

CP405

003P-2100

1

4D2-18LCS

ALKS329_A60

R402

GND

1

TH401

RY401

W834

1/4W
10K

SH402

SH403

YQ-36

YQ-36

SH408
YQ-36

1K

R462

RELAY_H

NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME

OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE

CAUTION

ATTENTION

FH402_1

EYF-52BCY

SH401

YQ-36

2

4

1

D408

3

D5SB80

R505

100 1/4W

:FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,

REPLACE ONLY WITH THE SAME TYPE FUSE

0.7

0.6

RELAY DRIVE
Q401
KTC3209_Y

0

SH405
YQ-36

:POUR UNE PROTECTION CONTINUE LES RISQUES D’INCEIE

N’UTILISER QUE DES FUSIBLE DE MEME TYPE

D404

SH407
YQ-36

R412

003P-2100

C402

ENE471D-10A

1W

0.22

CP413

1

0.33275V ECQUL

C405

R404

330400V EE

R407

R409

R532

D459

34

12

1M1W RCR

COIL,LINE FILTER

L401

SS30V-R150270

R406

HS403

763WAA0367

NCNC

82K

1/4W

82K

1/4W

304.0

82K

1/4W

0

0

MTZJ22B

0

SW

Q433

KTC3875S_Y_RTK

6.3A 125V(F401).

6.3A 125V(F401).

0.001250V KX

C406

C448

POWER CONTROL
IC401

MP2A5060

Q1-s

0

R410

820 1/4W

0.022 1W

R533

D460

47K 3W

D

G

0

S

START CIRCUIT

Q434

2SK3563(ORION_Q)

0.7

10K

C472

R534

11

REACTOR

C475

0.082800V FLS

B

0.1

10K

10K

8.2K 1/4W

DBE-688

L403

CON

1.3

330P CH

R535

W827

VW

C415

0

0

12

1

1.3

0.0015 B

SOFT SWITCH

KTC3875S_Y_RTK

0.6

R415

KTC3875S_Y_RTK

KTC3875S_Y_RTK

W5RH3.5X5X1.0

Q1-d&Q2-s

Q402

22K

CHASSIS GND

SH404
YQ-36

COIL,LINE FILTER

L402

SS30V-R150270

34

0.1275V ECQUL

12

Q1-s

S-GND

P-GND

Vcc

VrefISFB

0

1H3-E

0.01 B

10 11 12 13 14 15 18 19 20 22 2345 78

0

0

5.002.5

19.0

C408

0.001

B

R411

68K

C418

0.0022

C407

50V

W835

B

22

YXF_P

C409

0.1

NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED

C412

B

R414

R413

C4111BC414

WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.

10

3

NC NC NC

DUTY CONTROL

Q403

DUTY CONTROL

Q404

B404

Q2-g

Q1-d&Q2-s

165.6

165.6

165.5

2.2 1/4W

1006.3V MHE_P

C416

D461

MTZJ11B

R416

9

4

Q2-d

323.0

C417

Q2-d

8

5

Duty CTL

179.0

171.0

171.0

168.0

323.0

CH

820P

R417

D411

MA111

ABC D E F GH

H-24

ABC D E F GH

POWER2 SCHEMATIC DIAGRAM

8

DAMMY

RESISTANCE

7

FROM/TO POWER1

INV_SW+24V

SW+12V[UNREG]

AT+5V

POWER_FAIL

P.CON+5V

SOUND+B[SW]

RELAY_H

GND_S

GND

GND

R494

680 2W

SWITCH

Q421

KTA1281_Y

24.8

0

R466

6

(POWER PCB)

R478

24.7
R479

24.8

DAMMY

RESISTANCE

SWITCH

0

Q424

150 5W

KRC102SRTK

22K

1/2W

2.2K

IPS(32)
IPS(37)

QDI(26) QDI(32)

SH(26)

AU(32)

IPS(26)

CPT(37)

CPT(32)B02

4.7K 1/4W

CPT(32)B02L

1050V YXF_P

C458

R480

10K 1/4W

DAMMY

RESISTANCE

0

0

0

SWITCH
Q425

KRC102SRTK

4.6

R481

100 1/4W

R486

1001/4W

R487

W810

C456

AU(26)
CPT(32)

CP406
A2001WR2-14P

0.01 B

Analog/Dimming

NC

PWM/Dimming

N.C(open)

NC

+24V
+24V
+24V
+24V
+24V

GND
GND
GND
GND
GND

ON/OFF

14PIN

CD403
CU2E0601

1
2
3
4
5
6
7
8

9
10
11
12
13
14

8

7

6

LCD+B REG BLOCK

W814

F404

20N_1600FS

1.6A 125V

1.8K

R507

SW+12V REG

KTC3875S_Y_RTK

D453

MTZJ5.1B

Q420

12.413.5

12.8

EV+17V REG

Q422

KTB1151

12.8

5.1

4.5

4.5
KTC3875S_Y_RTK

R470

820 1/4W

C451

C425

0.1 B

13.5

5.2

SW+12V REG

Q423

L405
22uH

TSL0808

C449

100016V ZL_P

C450

0.1

B

R469

0.01 B

R491

R492

R493

13.9

33K

C452

390 +-1%

2.7K +-1%

C446

+-1%

2.2K 1/4W

HDD/RW5V DC/DC CTL

IC406

1234

VIN

4.5

V5/PWON

1.2

Vref/SS

1.3

CC

27P CH

MHE_P
470
16V

R471

0.047 1/4W
R472

0.047 1/4W

AL1015

EXT
GND

CS

FB

SW+12V[UNREG] LIGHT_POWER_H

5

GND

4

SW+5.5V[EU]

3

DTV+B2

GND

W830

5.7

5.7

5.7

13.9

13.1
0

1.3

5678

R474

4.7K +-1%

DC-DC-FET

Q410 RSS050P03
1234

S

S

S

GD

C454

0.1 B
R476_1

6.8K 1/4W

+-1%

DTV+B

USA:SW+1.5V

EC :SW+3.3V

DC/DC(5V)

IC407

LA5779

VIN VOUT G ON/OFF2.5V

12345

12.4 5.1 0 2.5 0

C453

100016V ZL

D406

EC31QS04

1.5

D

1.5

D

1.5

D

B402

1.54.0

5678

R477
1K +-1%

B403

HCB1608KF-181T20

D407

EC31QS04

R483

6.8K
+-1%

R482

2.2K +-1%

L409

33uH

7313NH

HCB1608KF-181T20

C462

C473

0.0015 B

10006.3V ZL_P

DTV+B

R484

+-1%

L408

47uH1315

47

C461

R461

AT+5V

47K

R485

2.5V SW
Q411
KRC102SRTK

10006.3V ZL

P.CON+5V SW

KTA1241_Y

22K

4.4

5.0

SYS_POWER_H

L415

22uH

TSL0808

Q417

5.25.2

R464

470 1/4W

0

P.CON SWITCH
KRC101S-RTK

0

GND

Q418

W844

P.CON+5V

R529

DTV-H

22K

SR240-F

P.CON+5V SW

Q432

KTA1241_Y

5.2

5.2

R530

3.2

GND

2

D462

4.6

4701/4W

0

P.CON SWITCH

Q431

KRC101S-RTK

0

LIGHT_CTL

SW+12V

LCD+B

SW+5.5V[EU]

PANEL_POWER_H

D457

SR240-F

SW+5.5V[EU]

SOUND+B[SW]

GND_S

GND

SW+12V

RELAY_H

SYS_POWER_H

LIGHT_CTL

LIGHT_POWER_H

AT+5V

POWER_FAIL

DTV+B2

DTV+B

DTV-H
GND

PANEL_POWER_H

LCD+B

C459

22016V

MHE_P

FROM/TO POWER3

CP411
TWG-P23P-B1

LIGHT_POWER_H

FROM/TO POWER3

CP412
TWG-P09P-B1

PANEL_POWER_H

NC

(CP3801)

SOUND+B

SOUND+B
SOUND GND
SOUND GND

GND
GND

GND
SW+12V
SW+12V
RELAY_H

SYS_POWER_H
LIGHT_CTL

AT+5V
AT+5V

POWER_FAIL

GND

GND

GND

DTV+B2
DTV+B2

DTV+B
DTV+B

(CP3802)

GND/DTV-H

GND

GND

P.CON+5V/IN
P.CON+5V/IN

LCD+B
LCD+B

1
2
3
4
5
6
7
8

9
10
11
12
13
14
15
16
17
18
19
20
21
22
23

1

2

3

4

5

6

7

8

9

DTV+B2

USA:SW+4V

EC :P.CON+5V
DTV+B

USA:SW+1.5V

EC :SW+3.3V

5

4

3

2

1

H-25

NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME

OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE

NOTE: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.

CAUTION

IS THE LIVE CONNECTIONCAUTION:

:SINCE THESE PARTS MARKED BY

CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY

ARE

ATTENTION

:LES PIECES REPAREES PAR UN ETANT

DANGEREUSES AN POINT DE VUE SECURITE
N’UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES

CAUTION: DIGITAL TRANSISTOR

PCB240
CEF273

1

ABC D E F GH

H-26