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Samsung LN23R71BAX User Manual

Samsung LN23R71BAX
168 pages
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TFT-LCD TV
Chassis GNB23MLA
GNB26MLA
GNB32MLA
GNB40MLA
Model LN23R71BAX
LN23R71WAX
LN26R71BAX
LN32R71BAX
LN40R71BAX
Manual
SERVICE
TFT-LCD TV Feature
- RF, HDMI, PC(Analog), Component, Video,
S-Video
- Brightness : 500cd/m2
- Contrast Ratio:
23"/ 26" : 3000:1, 32"/ 40" : 5000:1
- Response time : 8ms
- Dynamic contrast
- PIP(on COM, PC, HDMI)
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Samsung LN23R71BAX Specifications

General IconGeneral
Screen Size23 inches
Resolution1366 x 768
Display TypeLCD
Contrast Ratio3000:1
Brightness500 cd/m²
Response Time8 ms
HDMI Ports1
Component Video Inputs1
Composite Video Inputs1
Audio Output5W x 2
Aspect Ratio16:9
Input PortsHDMI, Component, Composite
Weight17.2 lbs
Viewing Angle170° (H) / 170° (V)

Summary

Precautions

Safety Precautions

General safety guidelines for servicing to prevent damage and hazards.

Servicing Precautions

Specific precautions to follow before and during servicing the LCD monitor.

Static Electricity Precautions

Techniques to reduce component damage caused by static electricity.

Product specifications

Fashion Feature

General features of the product.

LN23R71BAX/LN23R71WAX Specifications

Detailed specifications for the LN23R71BAX and LN23R71WAX models.

LN26R71BAX Specifications

Detailed specifications for the LN26R71BAX model.

LN32R71BAX Specifications

Detailed specifications for the LN32R71BAX model.

LN40R71BAX Specifications

Detailed specifications for the LN40R71BAX model.

Spec Comparison

Comparison of specifications across different TV models.

Option Specification

Specifications for optional accessories like remotes and cables.

Alignments and Adjustments

Service Instruction

General instructions and guidelines for performing TV alignments.

How to Access Service Mode

Procedures for entering the service or factory mode for adjustments.

Factory Data

Details on calibration, option tables, and factory settings.

Service Adjustment

Procedures for white balance calibration and adjustment.

Software Upgrade

Instructions for updating the TV's flash ROM via RS-232C or UART.

Troubleshooting

First Checklist for Troubleshooting

Initial steps and checks for diagnosing TV problems.

Checkpoints by Error Mode

Troubleshooting flowcharts based on specific error symptoms.

Exploded View and Parts List

LN23R71BAX/LN23R71WAX Exploded View

Visual breakdown of parts for the LN23R71BAX/WAX models.

LN23R71BAX Parts list

List of specific part numbers for the LN23R71BAX model.

LN26R71BAX Exploded View

Visual breakdown of parts for the LN26R71BAX model.

LN32R71BAX Exploded View

Visual breakdown of parts for the LN32R71BAX model.

LN40R71BAX Exploded View

Visual breakdown of parts for the LN40R71BAX model.

Electrical Parts List

LN23R71BAX/LN23R71WAX Parts List

Detailed list of electrical components for LN23R71BAX/WAX.

LN26R71BAX Parts List

Detailed list of electrical components for LN26R71BAX.

LN32R71BAX Parts List

Detailed list of electrical components for LN32R71BAX.

LN40R71BAX Parts List

Detailed list of electrical components for LN40R71BAX.

Block Diagram

Wiring Diagram

Wiring Diagram

Overall wiring connections of the TV system.

CN102 - Funtion & IR control

Wiring details for the function and IR control connector.

Main Board Layout

Physical layout of components on the main board.

Connector Location and PCB outline figure

Diagram showing connector positions on the PCB.

Outout Connector

Details of various output connectors.

AC INPUT CONNECTORS

Pin assignment for the AC input connector.

Connector - S (CNM802)

Pin assignment for connector CNM802.

Connector - A (CNM803)

Pin assignment for connector CNM803.

Image_Analog (CNM801)

Pin assignment for analog image input CNM801.

Image_Analog (CNM804)

Pin assignment for analog image input CNM804.

Schematic Diagrams

Power Schematic Diagram

Electrical schematic for the power supply section.

Sound Schematic Diagram

Electrical schematic for the sound processing section.

SIDE_AV Schematic Diagram

Electrical schematic for side AV input connections.

HDMI_INPUT Schematic Diagram

Electrical schematic for HDMI input connections.

Scart Option Schematic Diagram

Electrical schematic for the Scart option.

IC602 MT8202FG Schematic Diagram

Schematic diagram for the IC602 MT8202FG.

Near to Connector Schematic Diagram

Schematic showing connections near specific connectors.

SOUND_AMP Schematic Diagram

Electrical schematic for the sound amplifier circuit.

F B E 2 Schematic Diagram

Schematic diagram for the FBE2 component.

LVDS&Dimming Schematic Diagram

Schematic diagram for LVDS and dimming circuits.

Operating Instructions and Installation

Front

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

Connection Panel

Explanation of the TV's various connection ports.

Remote Control

Diagram and identification of remote control buttons.

Remote Control (Description)

Detailed functions and operations of each remote control button.

Disassembly and Reassembly

Disassembly

Step-by-step instructions for disassembling the TV.

PCB Diagram

Main PCB Diagram

Image and layout of the main printed circuit board.

Power PCB Diagram 23"

Image of the power PCB for 23-inch models.

Power PCB Diagram 26", 32"

Image of the power PCB for 26-inch and 32-inch models.

Power PCB Diagram 40"

Image of the power PCB for 40-inch models.

Circuit Descriptions

Block description

General block diagram of the TV's main functional units.

Block description with IP Board

Block diagram detailing the IP board's function.

Block description with SMPS

Block diagram detailing the SMPS's function.

Main Block

Detailed block diagram of the main TV circuitry.

SMPS Board

Description of the switching mode power supply board.

26", 32" SMPS Block

Block diagram of the SMPS for 26" and 32" models.

26" , 32" SMPS Block

Simplified SMPS block diagram for 26" and 32" models.

26" , 32" SMPS Block

Block diagram of the SMPS for 26" and 32" models.

26" , 32" SMPS Block

Simplified SMPS block diagram for 26" and 32" models.

32" , 40" IP Board

Block diagram of the IP board for 32" and 40" models.

32" , 40" IP Board

Simplified block diagram of the IP board for 32" and 40" models.

Reference Infomation

Technical Terms

Glossary of technical terms used in the manual.

Pin Assignments

Pin configuration details for various connectors.

DVI-D

Pin assignments for the DVI-D connector.

Component

Pin assignments for Component video inputs.

S-Video

Pin assignments for the S-Video input.

D-SUB

Pin assignments for the D-SUB connector.

A/V

Pin assignments for AV inputs.

PC Display mode

Supported PC display modes and resolutions.

Timing Chart

Timing specifications for LCD panel operation.

LCD Panel Mode1 mode

Timing details for LCD panel Mode1.

Supported Modes (1)

Table of supported display modes and timings.

Supported Modes (2)

Table of supported display modes and timings.

Supported Modes (3)

Table of supported display modes and timings.

Panel Description

Description of different LCD panel types used.

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