Samsung LE15E31S User manual

TFT-LCD TV CONTENTS

1. Precautions

2. Product Specifications

3. Disassembly & Reassembly

4. Alignment & Adjustments

5. Troubleshooting

6. Exploded View & Parts List

7. Electrical Parts List

8. Block Diagram

9. Wiring Diagram

10. PCB Layout

11. Schematic Diagrams

12. Panel Description

TFT-LCD TV

Chassis Model

AE15EO LE15E31S

Manual

SERVICE

LE15E31S 9-1

9 Wiring Diagram

CN703

CN601

CN600

CN907

CN902CN903

CN100

GND

SW_Inverter

GND

14V

GND

TX0

GND

TX1

GND

TX2

GND

TX3

GND

TX4

GND

1234

GND

OUT-R

1234

GND

OUT-L

1234

GND

Sound L out

Sound R In

Sound R out

1234

GND

Sound L In

GND

S_Video_Y

S_Video_C

1234

GND

U1913CN900CN908

GND

Audio-R

GND

123

VIdeo-CVBS

Video-CVBS

GND

1234

Audio-L

6 78

GND

BL In

GND

Video Out

Video In

GND

1112131415161718192021

5678910111213141516171819202122

LED-GRN

LED-RED

3.3V

GND

IDENT_HP

HP-L

HP-R

9GND

KEY 1

KEY 2

12 GND

GND

CN909

GND

PC_AR

PC_AL

PC_AR

PC_SCL

D SUB_V

D SUB_H

PC_SDA

GND

IDENT_PC

DC_5V

GND

PC_Blue

PC_Green

PC_Red

123456789101112131415

LE15E31S 11-1

11 Schematic Diagrams

❈ This Document can not be used without Samsung’s authorization.

11-1 Input Power Sound Schematic Diagram

LE15E31S 11-3

11 Schematic Diagrams

❈ This Document can not be used without Samsung’s authorization.

11-2 Video Decoder Schematic Diagram

LE15E31S 11-5

11 Schematic Diagrams

❈ This Document can not be used without Samsung’s authorization.

11-3 Output Scaler, LVDS Schematic Diagram

11 Schematic Diagrams

11-6 LE15E31S

❈ This Document can not be used without Samsung’s authorization.

11-4 Power Supply, Inverter Board Schematic Diagram

220pF

C 819

1kV

S V C 56 1D-1 0A

VX 802S

VX 801S

S V C 56 1D-1 0A

3. 9ohm

R 809

1/2W

12V

LE15E31S 11-7

11 Schematic Diagrams

❈ This Document can not be used without Samsung’s authorization.

11-5 Power Supply, Inverter Board Schematic Diagram

11 Schematic Diagrams

11-8 LE15E31S

❈ This Document can not be used without Samsung’s authorization.

11-6 IR Board Schematic Diagram

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