Sharp LC-20S5E Schematic

ABC D E F GH

8

7

KTA1504S_Y_RTK

Q4213

R4271

330 1/4W

R4272

R4275

KTA1504S_Y_RTK

47

R4276

10K

C4227

10K

Q4214

1016V KANP

10 1/4W

R4277

Q4215

KTC3875S_Y_RTK

R4278

470

22P CH

C4235

R4279

R4280

330

R4281

470

R4282

6

C4233

R4248

R4249

R4247

8.2K

R4250

R4251

W813

0

W8260W841

R4256

100 1/4W

751/4W

C4245

100P CH

1K

100P CH

W830

0

MUTE SW

KTC3875S_Y_RTK

Q4204

KTC3875S_Y_RTK

0

5.1

0

MUTE SW

Q4205

KTC3875S_Y_RTK

0

W871

0

MUTE SW Q4208

R4261

10K 1/4W

MUTE SW Q4210

KTC3875S_Y_RTK

R4264

5.1 10K1/4W

0 0

R4267

5.1 10K

0 0

R4268

5.1

C4208

270P CH

0

R4209

75

B4203

FCM1608KF-601T02

W851

C4201

C4211

0.0022 B

C4206

C4213

0.0047 B

C4210

270P CH

R4210

75

B4204

FCM1608KF-601T02

R4219

C4202

C4212

0.0022 B

C4207

0.0047 B

100

0.0022 B

C4215

W849

0.0047 B

R4217

0

W913

0

R4218

L4202

22uH

L4203

22uH

R4215

68

L4204

22uH

L4205

22uH

0.0047 B

68

75

W836

C4220

R4220

100

R4222

100

R4223

R4224

100P

C4218 47010V YK

100

CH

C4223

C4225

C4217

47010V YK

R4227

0.01 B

D4205

0.01 B

D4206

75

C4230

C4226

D4210

UDZS4.7B

R4239

L4207

22uH

L4206

0.01 B

UDZS12B

18K

22uH

L4211

UDZS12B

R424275R4254

100P CH

22uH

L4212

22uH

W881

GND

213

VIDEO IN TUNER OUT

19

GND

18

5

4

3

2

1

GND

17

21-Y IN

16

21-R IN

15

GND

14

GND

13

NC

12

21-G IN

11

NC

10

GND

9

FOR VCR

8

21-B IN

7

L IN

W853

6

GND

5

GND

4

L OUT R IN

220

R OUT

1

RGB-16C

J4205 SCART1

W882

GND

213

VIDEO IN MONITOR OUT

19

GND

18

GND

17

NC

16

21-C IN

15

GND

14

GND

13

NC

12

NC

11

10

GND

9

FOR VCR

8

7

NC

W883

L IN

6

GND

5

GND

4

L OUT R IN

220

R OUT

1

RGB-16C

J4206 SCART2

21PIN SCHEMATIC DIAGRAM

(MAIN PCB)

L4217

22uH

10K

C4236

YK

3.9K

R4233

1/4W

10K1/4W

4716V

D4211

100

UDZS4.7B

R4273

R4234

0.1 B 4716V YK

C4250

C4237

SCART1_CVBS_IN

P.CON+9V

SCART1_Y_IN

SCART1_R_IN

SCART1_G_IN SCART1_B_IN

SCART1

18K

R4274

8.2K

SCART1_AUDIO_L

100

R4240

100

R4241

100

NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME

SC1_A_OUT_L

SCART1_AUDIO_R

SC1_A_OUT_R

SCART2_Y/CVBS_IN

SCART2_C_IN

SCART2

SCART2_AUDIO_L

SC2_A_OUT_L

SCART2_AUDIO_R

SC2_A_OUT_R

OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE

Q4202

KTA1504S_Y_RTK

R4200

330 1/4W

R4201

R4221

KTA1504S_Y_RTK

47

R4245

10K

C4200

10K

SW

Q4217 KRA103SRTK

5.0

5.1

2.9

LEVEL SHIFT

Q4218

KRC102SRTK

10 1/4W

R4246

Q4203

1016V KANP

KTC3875S_Y_RTK

R4255

22P CH

C4209

NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED

330

R4262

10K

R4266

C4216

Q4212

470

R4263

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

R4269

3.9K

4716V

YK

8

FROM/TO POWER

AT+5V

GND

2.0

0

AUDIO_MUTE

P.CON+9V

GND

FROM/TO TUNER

TUNER_CVBS_IN

7

6

FROM/TO SCALER

SCART1_Y_IN AUDIO_MUTE

SCART2_MONITOR_OUT

SCART1_G_IN SCART1_B_IN SCART1_R_IN

5

SCART2_Y/CVBS_IN

SCART2_C_IN SCART1_CVBS_IN

SC1_A_OUT_L SC1_A_OUT_R SC2_A_OUT_L SC2_A_OUT_R

SCART1_AUDIO_L SCART1_AUDIO_R SCART2_AUDIO_L

C4222

SCART2_AUDIO_R

FROM/TO SUB MICON/RS-232C

SCART1 SCART2

L4214

P.CON+9V

22uH

47

0.1 B

C4224

16V YK

4

3

SCART2_MONITOR_OUT

CAUTION: DIGITAL TRANSISTOR

2

CAUTION: DIGITAL TRANSISTOR

1

PCBF40 CMF102

H-1

ABC D E F GH

H-2

ABC D E F GH

8

FROM/TO POWER MODULE

CP3401 A2001WR2-14P

1

SOUND+B

7

2

SOUND GND

3

AT+40V

4

AT+14V

5

AT+3.3V

6

AT+3.3V

7

AT+3.3V

8

GND

9

GND

10

GND

11

GND

12

UNREG+6V

13

UNREG+6V

6

14

P.CON-6V

5

CU2E1301

CD3401

CU271301

CD3402

B3400

HCB1608KF-121T20

0.1 B

C3419

C3426

POWER SCHEMATIC DIAGRAM

8

(MAIN PCB)

Q3407

KTA1664-Y-RTF/P

B3401

HCB1608KF-121T20

B3402

HCB1608KF-121T20

1006.3V

YK

LCD_SW

Q3406

KRC102SRTK

B3404

HCB1608KF-121T20

0.1 B

C3435

C3436

0.1 B

C3437

C3432

0.1 B

B3403

HCB1608KF-121T20

0.1 B

C3433

B3405

HCB1608KF-121T20

C3438

0.1 B

C3434

0.1 B

C3430

0.1 B

C3431

0.1 B

R3436

2.2K 1/4W

R3437

22K 1/4W

L3400

47uH

C3440

PANEL+32V_SW KTA1504S_Y_RTK

LCD_SW Q3401

KRC102SRTK

1050V YK

R3416

22K

R3417

R3422

2.2K 1/4W

Q3400

22K 1/4W

0

R3423

2.2K 1/4W

32.0

33.0

C3421

Q3405

22K 1/4W

R3418

2250V YK

D3407

KRC102SRTK

UDZS36B

KTA1664-Y-RTF/P

R3419

LCD_SW

Q3403

22K

TU+32V SW Q3402 KTA1504S_Y_RTK

31.035.0

33.0

R3420

22K 1/4W

C3420

R3421

1K 1/4W

150V

KA

C3418

0.01 B

123

R3412

R3413

IC3403

KIA431A-AT

R3414

2.7K +-1%

30K

+-1%

150

+-1%

FROM/TO 21PIN

GND

P.CON+9V

P.CON+3.3V

FROM/TO TUNER

GND

TUNER+32V

GND

FROM/TO RSDS

LCD+32V

P.CON+9V

FROM/TO AV SWITCH2

GND P.CON+9V

FROM/TO SOUND AMP/HEADPHONE AMP

GND

7

6

5

4

3

2

CP3400

A2001WR2-7P

7

OFL1

6

OFL2

5

LMP ERR

4

STANDBY-H

3

PANEL ON-H

2

POWER_FAIL

1

GND

Q3408

KRC102SRTK

Q3409

KRC102SRTK

C3422

LCD_SW Q3404

KRC102SRTK

9V_REG

IC3404 BA00BC0WFP

10K

R3430

V_C V_IN GND V_OUT V_ADJ

12 456

1B

C3427

D3409

EC11FS2-TE12L

R3425

100

R3426

100

C3439

0.0033 B

0.1 B C3424

0.1 B

C3425

0.0033 B

C3428

1B

F4

R3432 6.8K +-1%

R3433

10016V YK

C3429

R3434

1K

100

+-1%

SH4301

TP00370-21

SH4302

TP00370-21

SH4303

TP00370-21

SH4304

TP00370-21

P.CON+9V

SH4305

TP00370-21

SH4306

TP00370-21

EC11FS2-TE12L

AT+14V

SOUND_GND

P.CON+9V

P.CON-6V P.CON+14V

SOUND+B AT+6V

FROM/TO SCALER REGULATOR

AT+3.3V

GND

D3804

FROM/TO SCALER

P.CON+8V POWER_FAIL SYS_POWER_H

INVERTER_DET PANEL_ON-H1

LIGHT_CONTROL1 LIGHT_CONTROL2

STANDBY_H

PANEL_ON-H2

4

3

2

1

H-3

CAUTION

: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

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.

NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME

OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE

PCBF40 CMF102

1

ABC D E F GH

H-4

ABC D E F GH

8

AV JACK / SWITCH SCHEMATIC DIAGRAM

8

(MAIN PCB)

FROM TO SCALER

B4310

2H0B0803

CD306

FCM1608CF-600T06

7

CP4201 00_6232_011_006_800+

11

KEYA

10

KEYB

9

KEYC

8

AV3_CVBS

7

GND

6

AV3_Y

5

S_SW

4

AV3_C

3

6

5

AV3_AUDIO_L 2 1

AV3_AUDIO_R

CP301 A2001WV2-7P

HEADPHONE_L

1

HEADPHONE_R

2

SOUND_L

3

SOUND_R

4

SOUND_GND

5

SPEAKER_L

6

SPEAKER_R

7

GND

C308

C4361

470PCH

D4303

UDZS5.6B

L4208

22uHNLV25

R302

150 1/2W

0.0047B

B303

W4BRH3.5X6X1.0X2

B4323

FCM1608CF-600T06

D4313

UDZS5.6B

B4201

FCM1608CF-600T06

75

R4204

R4212

B4218

FCM1608CF-600T06

C4271

470PCH

D4209

UDZS5.6B

R4205

100

L4227

22uHNLV25

1K

R304

150 1/2W

C311

0.0047B

B4208

FCM1608CF-600T06

D4200

UDZS5.6B

B304

W4BRH3.5X6X1.0X2

R4207

1K

W4BRH3.5X6X1.0

B4202

FCM1608CF-600T06

75

R4203

B305

W4BRH3.5X6X1.0

B307

KEY-A KEY-B

KEY-C

AV3_CVBS_IN

AV3_Y_IN S_SW AV3_C_IN

GND

AV3_AUDIO_L

AV3_AUDIO_R

SOUND_L SOUND_R

SOUND_GND

7

6

5

FROM TO SOUND AMP

4

3

2

1

CP302 A2502WV2-4P

SP OUT R

1 2 3

SP OUT L

4

W884

GND GND

W4BRH3.5X6X1.0

1

23

E

AV2-13P2-07H

J4200

AUDIO OUT JACK’

B300

B302

H1H2

MMZ1608R102CT

B301

W4BRH3.5X6X1.0

B306

W4BRH3.5X6X1.0

B4205

R4238

5.6K

0.001 B

C4269

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.

R4236

390

B4206

MMZ1608R102CT

C4268

R4243

R4235

390

5.6K

R4237

0.001B

NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME

OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE

0.3

0

MUTE Q4207

KTC3875S_Y_RTK

R4229

10K

0.3

0

MUTE Q4209

KTC3875S_Y_RTK

R4232

10K

R4244

390

MUTE SW

Q4216 KRA103SRTK

CAUTION

MUTE SW Q4219

KRC102SRTK

:SINCE THESE PARTS MARKED BY

CRITICAL FOR SAFETY,USE ONES DESCRIBED IN PARTS LIST ONLY

ARE

R4287

100

ATTENTION

:LES PIECES REPAREES PAR UN ETANT

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

SC2_A_OUT_L SC2_A_OUT_R

AT+5V

AUDIO_MUTE

GND

PCBF40 CMF102

4

3

2

1

H-5

ABC D E F GH

H-6

ABC D E F GH

8

TUNER SCHEMATIC DIAGRAM

8

(MAIN PCB)

7

13 14

1

RF_AGC

2

N.C

3

AS(GND) SCL

4

5

SDA

6

+B

7

TUNING

8

GND

TU001

TAFV-W323D

R001

C011

FROM/TO 21PIN

TUNER_CVBS_IN

R011

100

6

FROM/TO POWER

P.CON+5V

TUNER+32V

P.CON+3.3V

GND

5

B001

W4BRH3.5X6X1.0X2

W833

C003

C002

4706.3V YK

560K

R012

100P CH

82K

R003 100

R002 100

47P CH

C005

47P CH

C008

C007

220P CH

4706.3V YK

C006

1.7

5.1

0

2.5

1.7

5.1

31.9

0.1 B 0

7

6

5

FROM/TO SCALER

TUNER_CVBS_IN

AGC SIF

LEVEL SHIFT

4

SDA

SCL

Q001 KTK5132E

3.3 5.0 D

C012

R013

R015

100 1/4W

12K 1/4W

S

G

3.3

47P CH

LEVEL SHIFT

Q002 KTK5132E

R014

R016

100 1/4W

12K 1/4W

5.03.3 S

D

G

3.3

C013

47P CH

3

2

R017

100

B002

FCM1608KF-601T02

R004

1.2

9

VIDEO_OUT

1.4

10

AFT

0

11

100

R010

120

2.4

SIF_OUT

12

AUDIO_OUT

15 16

4

3

2

1

H-7

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.

NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME

OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE

CAUTION

: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

PCBF40 CMF102

1

ABC D E F GH

H-8