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Samsung LE32S71B User Manual

Samsung LE32S71B
160 pages
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TFT-LCD TV
Chassis GSM27SE
GSM32SE
GSM37SE
GSM40SE
Model LE27S71B
LE32S71B
LE37S71B
LE40S71B
Manual
SERVICE
TFT-LCD TV Fashion Feature
- Luxurious Slim Design
- Supreme Picture Quality
- Supreme Sound Quality
- Supreme Convenience Quality
- Convenience for Users

Table of Contents

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Samsung LE32S71B Specifications

General IconGeneral
Screen Size32 inches
Resolution1366 x 768
Display TypeLCD
HD FormatHD Ready
Contrast Ratio5000:1
Brightness500 cd/m²
Response Time8 ms
HDMI Ports2
Component Video Inputs1
Composite Video Inputs1
Aspect Ratio16:9
Sound Output10W x 2
Viewing Angle178°
Input PortsHDMI, Component, Composite, PC Input

Summary

1 Precautions

1-1 Safety Precautions

Essential safety guidelines for handling the TV and preventing electrical hazards.

1-2 Servicing Precautions

Key precautions to follow before and during TV servicing to ensure safety and prevent damage.

1-3 Static Electricity Precautions

Measures to prevent static discharge damage to sensitive electronic components.

1-4 Installation Precautions

Safety guidelines for installing the TV to prevent fire hazards and ensure proper ventilation.

2 Product Specifications

2-1 Fashion Feature

Highlights the TV's design features and perceived quality aspects like slim design and picture quality.

2-2 LE27S71B Specifications

Detailed technical specifications for the LE27S71B model, including panel, resolution, and power.

2-3 LE32S71B Specifications

Detailed technical specifications for the LE32S71B model, covering panel, resolution, and power consumption.

2-4 LE37S71B Specifications

Detailed technical specifications for the LE37S71B model, including dimensions and environmental considerations.

2-5 LE40S71B Specifications

Detailed technical specifications for the LE40S71B model, covering panel size, power, and sound.

2-6 Model Specification Comparison

Side-by-side comparison of specifications for different TV models, highlighting key differences.

2-7 Optional Accessories Specification

List of optional accessories available for the TV, including part numbers and remarks.

3 Alignments and Adjustments

3-1 Service Instruction

General guidelines for TV installation adjustments and use of test equipment.

3-2 How to Access Service Mode

Steps to enter the service mode using remote control sequences and function keys.

3-3 Factory Data and Options

Information on factory calibration, option tables, and various adjustment parameters.

3-4 Service Adjustment Procedures

Detailed procedures for service adjustments, focusing on white balance calibration and settings.

3-5 Software Upgrade

Instructions for installing and performing a software upgrade via Flash ROM.

4 Troubleshooting

4-1 Initial Troubleshooting Checklist

Basic checks for common TV issues like cable connections, power input, and voltage.

4-2 Checkpoints by Error Mode

Diagnostic steps for specific error modes such as 'No Power' and 'No Video'.

4-2-2 No Video (Analog PC)

Troubleshooting guide for 'No Video' issues specifically related to Analog PC input.

4-2-3 No Video (Digital-HDMI)

Troubleshooting steps for 'No Video' problems when using the Digital HDMI input.

4-2-4 No Picture (Tuner/CVBS)

Troubleshooting steps for 'No Picture' issues related to Tuner and CVBS inputs.

4-2-5 No Picture (Video_CVBS)

Troubleshooting guide for 'No Picture' problems using the Video (CVBS) input.

4-2-6 No Picture (S-Video)

Troubleshooting steps for 'No Picture' issues when using the S-Video input.

4-2-7 No Sound Issues

Troubleshooting steps for 'No Sound' problems, checking audio signals and connections.

5 Exploded View and Parts List

5-1 LE27S71B Exploded View

Diagram showing the exploded view of the LE27S71B model and its components.

5-2 LE27S71B Parts List

List of all parts for the LE27S71B model with their respective codes and specifications.

5-3 LE32S71B Exploded View

Diagram showing the exploded view of the LE32S71B model and its components.

5-4 LE32S71B Parts List

List of all parts for the LE32S71B model with their respective codes and specifications.

5-5 LE37S71B Exploded View

Diagram showing the exploded view of the LE37S71B model and its components.

5-6 LE37S71B Parts List

List of all parts for the LE37S71B model with their respective codes and specifications.

5-7 LE40S71B Exploded View

Diagram showing the exploded view of the LE40S71B model and its components.

5-8 LE40S71B Parts List

List of all parts for the LE40S71B model with their respective codes and specifications.

6 Electrical Parts List

6-1 LE27S71B Parts List

Detailed list of electrical components and parts for the LE27S71B model.

6-20 LE32S71B Parts List

Detailed list of electrical components and parts for the LE32S71B model.

6-34 LE37S71B Parts List

Detailed list of electrical components and parts for the LE37S71B model.

6-48 LE40S71B Parts List

Detailed list of electrical components and parts for the LE40S71B model.

7 Block Diagrams

7-1 Overall Block Diagram

Overall block diagram illustrating the main functional blocks and their interconnections.

8 Wiring Diagram

8-1 Model Wiring Diagrams

Wiring diagrams for various TV models including LE27S71B, LE32S71B, LE37S71B, LE40S71B.

8-2 Main Board Layout

Diagram showing the physical layout of the main board and its connectors.

8-3 Connector Pin Characteristics

Pin assignments and functions for key connectors like CN800 and CN600/CN601.

8-4 Connector Pin Assignments

Details on pin assignments for Front Control (CN221) and Panel Control (CN501) connectors.

8-5 LVDS Signal Pin Assignments

Pin assignments for the LVDS signal connector (CN503).

8-6 Power Board Layout

Diagram showing the physical layout of the power board and its connectors.

8-7 Power Supply Connector Pin Assignments

Pin details for AC Input (CN801), Main Board Power (CN801), and Panel Control (CNM804).

8-8 Inverter Power Supply Connectors

Pin definitions for Inverter Power Supply connectors CN802 and CN803.

8-9 Power Board Layout (Alternative View)

An alternative view or diagram of the Power Board layout.

8-10 Power Supply Connector Pin Assignments (Alternative View)

Alternative pin assignments for AC Input (CN801), Main Board Power (CN801), and Panel Control (CNM804).

8-11 Inverter Power Supply Connectors (Alternative View)

Alternative pin definitions for Inverter Power Supply connectors CN803 and CN804.

9 Schematic Diagrams

9-1 Power and Sound Schematics

Schematic diagrams for the power supply and sound sections of the TV.

9-2 Input and Signal Path Schematics

Schematic showing input signal paths like SCART, HDMI, PC, and AV.

9-3 Micom Schematic Diagram

Schematic diagram detailing the Micom (microcontroller) circuits.

9-4 SVP-PX/PX-Power/LBE-Option Schematics

Schematics for SVP-PX, PX-Power, and LBE-Option blocks.

9-5 Application Schematic Diagrams

Schematics related to specific applications like DDR, Tuner, FRC, and Function.

10 Operating Instructions and Installation

10-1 Front Panel Overview

Description of the TV's front panel buttons and indicators.

10-2 Connection Panel Layout

Diagrams showing the rear and side panel connections for various input/output ports.

10-3 Remote Control Functions

Explanation of buttons and functions on the TV's remote control.

10-4 Installation Guide

Instructions for installing the TV stand and the wall mount kit.

11 Disassembly and Reassembly

11-1 Disassembly Procedures

Step-by-step instructions for safely disassembling the TV, including cautions.

11-2 Reassembly Procedures

Instructions for reassembling the TV in the reverse order of disassembly.

12 PCB Diagram

12-1 26-Inch Main PCB Diagram

Diagram of the main PCB for 26-inch models, showing component locations.

12-2 Main PCB Diagrams (32", 37", 40")

Diagrams of the main PCB for 32", 37", and 40" models, highlighting key ICs.

12-3 26-Inch SMPS Diagram

Diagram of the Switched-Mode Power Supply (SMPS) board for 26-inch models.

12-4 32-Inch SMPS Diagram

Diagram of the Switched-Mode Power Supply (SMPS) board for 32-inch models.

12-5 40-Inch IP Board Diagram

Diagram of the IP (Interface/Power) Board for 40-inch models.

13 Circuit Descriptions

13-1 Block Diagram Description

Overview of the TV's main functional blocks: Main board, IP board, and T-con board.

13-2 Main Block Diagram

Detailed block diagram of the SVP-PX line-up, showing signal flow and key components.

13-3 SMPS Board Block Diagrams

Block diagrams for SMPS boards (26", 32") illustrating power stages.

13-4 SMPS Board Block Diagrams (26", 32")

Alternative block diagrams for SMPS boards (26", 32") showing power flow.

13-5 37" SMPS Board Block Diagrams

Block diagrams for SMPS boards (37") illustrating power stages.

13-6 IP Board Block Diagrams (32", 40")

Block diagrams for IP boards (32", 40") showing power and CCFL control.

14 Reference Infomation

14-1 Technical Terms Glossary

Definitions of technical terms used in the manual, covering display and signal technologies.

14-2 Connector Pin Assignments and Modes

Pin assignments for DVI-D, S-Video, Component, A/V, D-SUB, SCART (1&2), and PC display modes.

14-3 Timing Charts

Timing specifications for LCD panel modes, detailing horizontal and vertical signal parameters.

14-4 Panel Description and Codes

Details on panel models, vendor codes, panel codes, and associated remarks.

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