EasyManua.ls Logo

Samsung LN40R71BAX User Manual

Samsung LN40R71BAX
168 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
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)
Question and Answer IconNeed help?

Do you have a question about the Samsung LN40R71BAX and is the answer not in the manual?

Samsung LN40R71BAX Specifications

General IconGeneral
Screen Size40 inches
Display TypeLCD
Resolution1366 x 768
Contrast Ratio3000:1
Brightness500 cd/m²
Response Time8 ms
HDMI Ports2
Component Video Inputs2
Composite Video Inputs1
Aspect Ratio16:9
S-Video Input1
PC Input1 (D-Sub)
Weight50.7 lbs
Viewing Angle178° (Horizontal), 178° (Vertical)
Sound Output20W

Summary

Precautions

Safety Precautions

Follow safety, servicing and ESD precautions to prevent damage and protect against potential hazards such as electrical shock.

Servicing Precautions

Precautions for servicing, including warnings about electrolytic capacitors and general servicing steps.

Static Electricity Precautions

Techniques to reduce component damage caused by static electricity, focusing on ESD.

Product Specifications

LN23R71BAX/LN23R71WAX Specifications

Detailed specifications for LN23R71BAX and LN23R71WAX models, covering LCD, scanning, colors, resolution, etc.

LN26R71BAX Specifications

Detailed specifications for the LN26R71BAX model, including LCD, scanning, colors, resolution, etc.

LN32R71BAX Specifications

Detailed specifications for the LN32R71BAX model, covering LCD, scanning, colors, resolution, etc.

LN40R71BAX Specifications

Detailed specifications for the LN40R71BAX model, including LCD, scanning, colors, resolution, etc.

Spec Comparison

Comparison of specifications across different models (LN26R71BX/LN32R71BX/LN40R71BX vs. LN23R71BAX/LN23R71WAX/LN26R71BAX/LN32R71BAX/LN40R71BAX).

Option Specification

Lists optional items, their codes, and remarks, such as remote control, power cord, stand, etc.

Alignments and Adjustments

Service Instruction

General instructions for TV-VCR adjustments, including test equipment and impedance matching.

How to Access Service Mode

Instructions on how to enter the service mode using remote control sequences or specific buttons.

Factory Data

Overview of factory data parameters like Calibration, Option Table, W/B, Sound, and Checksum.

Service Adjustment

Details on performing service adjustments for White Balance, including calibration and condition checks.

SVP-PX Adjustments

Detailed parameters for SVP-PX adjustments, including Comb Filter, Sharpness, NR, RGB Calibration, and ADC Calibration.

W/B MOVIE Adjustments

White Balance adjustments specific to movie mode, including gains, offsets, brightness, and color settings.

Software Upgrade Procedures

Step-by-step instructions for updating Flash ROM using RS-232C cable and Flash Downloader software.

Troubleshooting

First Checklist for Troubleshooting

Initial troubleshooting steps, focusing on checking cable connections, power input, and voltages.

Checkpoints by Error Mode

Categorized troubleshooting steps for various error modes like No Power, No Video, No Picture, and No Sound.

No Power Troubleshooting

Troubleshooting flowchart for 'No Power' issues, checking various DC voltages and power supply components.

No Video (Analog PC Signal) Troubleshooting

Troubleshooting flowchart for 'No Video' with Analog PC Signal, checking PC source and signals.

No Video (HDMI - Digital Signal) Troubleshooting

Troubleshooting flowchart for 'No Video' with HDMI Digital Signal, checking HDMI source and digital data.

No Picture (Tuner_CVBS) Troubleshooting

Troubleshooting flowchart for 'No Picture' with Tuner_CVBS signal, checking RF source and digital data.

No Picture (Tuner DTV TS) Troubleshooting

Troubleshooting flowchart for 'No Picture' with Tuner DTV TS signal, checking digital data at specific points.

No Picture (Video_CVBS) Troubleshooting

Troubleshooting flowchart for 'No Picture' with Video_CVBS signal, checking video source and digital data.

No Picture (S-VIDEO Y/C) Troubleshooting

Troubleshooting flowchart for 'No Picture' with S-VIDEO Y/C signal, checking video source and digital data.

No Picture (Component1,2) Troubleshooting

Troubleshooting flowchart for 'No Picture' with Component1,2 signal, checking component source and digital data.

No Sound Troubleshooting

Troubleshooting flowchart for 'No Sound' issues, checking sound source, digital data, and speaker.

Exploded View and Parts List

LN23R71BAX/LN23R71WAX Exploded View

Exploded view diagram showing the assembly of LN23R71BAX/LN23R71WAX models.

LN23R71BAX Parts list

List of parts for LN23R71BAX, including location, code, item, specification, and quantity.

LN23R71WAX Parts list

List of parts for LN23R71WAX, including location, code, item, specification, and quantity.

LN26R71BAX Exploded View

Exploded view diagram showing the assembly of LN26R71BAX model.

LN26R71BAX Parts list

List of parts for LN26R71BAX, including location, code, item, specification, and quantity.

LN32R71BAX Exploded View

Exploded view diagram showing the assembly of LN32R71BAX model.

LN32R71BAX Parts list

List of parts for LN32R71BAX, including location, code, item, specification, and quantity.

LN40R71BAX Exploded View

Exploded view diagram showing the assembly of LN40R71BAX model.

LN40R71BAX Parts list

List of parts for LN40R71BAX, including location, code, item, specification, and quantity.

Electrical Parts List

LN23R71BAX/LN23R71WAX Parts List

Detailed list of electrical parts for LN23R71BAX/LN23R71WAX, including codes, specifications, quantity, and SA/SNA status.

LN26R71BAX Parts List

Detailed list of electrical parts for LN26R71BAX, including codes, specifications, quantity, and SA/SNA status.

LN32R71BAX Parts List

Detailed list of electrical parts for LN32R71BAX, including codes, specifications, quantity, and SA/SNA status.

LN40R71BAX Parts List

Detailed list of electrical parts for LN40R71BAX, including codes, specifications, quantity, and SA/SNA status.

Electrical Parts List - Resistors

Continuation of electrical parts list with various components like resistors, capacitors, and ICs.

Electrical Parts List - Capacitors

Continuation of electrical parts list, detailing capacitors with their specifications.

Electrical Parts List - Inductors and Connectors

Continuation of electrical parts list, detailing inductors and BEADs with their specifications.

Electrical Parts List - Miscellaneous

Continuation of electrical parts list, detailing various components like connectors, manuals, and bags.

Block Diagram

System Block Diagram

Block diagram illustrating the overall system architecture and signal flow.

Wiring Diagrams

Wiring Diagram

Detailed wiring diagram showing connections between the Power Assy, Panel, Main Assy, and Speakers.

CN102 - Function & IR Control Wiring

Wiring details for CN102 connector, specifying pins for Function and IR control.

Main Board Layout

Layout diagram of the main board, showing placement of major components like DDR, MT8202, TUNER, and IR.

Connector Locations and PCB Outline

Diagram showing connector locations (CNM802, CNM804, CNM801, CN801) and PCB outline.

Output Connectors Overview

Details of output connectors, including AC INPUT (CN801) pin assignments and vendor information.

CNM802 Connector Details

Wiring details for CNM802 connector, listing pins for 24V, RTN, N.C., BL ON/OFF, Analog Dimming, and PWM Dimming.

CNM803 Connector Details

Wiring details for CNM803 connector, listing pins for 24V, RTN, Analog Dimming, BL ON/OFF, and PWM Dimming.

CNM801 Image Analog Wiring

Wiring details for CNM801 connector, specifying pins for Power-On/Off, STBY, GND, 5.3V, 13V, and N.C.

CNM804 Image Analog Wiring

Wiring details for CNM804 connector, specifying pins for BL ON/OFF, Analog Dimming, PWM Dimming, RTN, and 24V Detection.

Schematic Diagrams

Power Schematic Diagram

Schematic diagram for the power supply section of the TV.

Sound Schematic Diagram

Schematic diagram for the sound processing circuits, including SCART and AV inputs.

SIDE_AV Schematic Diagram

Schematic diagram for side AV inputs, including S-Video, AV, and PC connections.

HDMI_INPUT Schematic Diagram

Schematic diagram for HDMI input connections, including HDMI switch and DVI input.

Scart Option Schematic Diagram

Schematic diagram detailing the Scart option connections.

IC602 MT8202FG Schematic Diagram

Schematic diagram for the IC602 MT8202FG component.

Near to Connector Schematic Diagram

Schematic diagrams showing connections near specific connectors.

SOUND_AMP Schematic Diagram

Schematic diagram 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 Panel Controls and Indicators

Description of the TV's front panel controls and indicators, including SOURCE, MENU, VOL, CH, SPEAKERS, POWER, and REMOTE CONTROL SENSOR.

Connection Panel Guide

Details on connecting external devices to the TV via AV, S-VIDEO, HDMI/DVI, ANT IN, Headphone, PC IN, and Component ports.

Remote Control Diagram

Diagram and identification of all buttons on the remote control.

Remote Control Button Functions

Detailed explanation of each button's function on the remote control, including TV/DVD/STB/CABLE/VCR operation, NUMERIC BUTTONS, CH LIST, SOURCE, HDMI, etc.

Disassembly and Reassembly Procedures

Disassembly Instructions

General safety cautions and initial steps for disassembling the monitor, such as disconnecting power and placing it face down.

Rear Cover and Stand Removal

Steps for lifting the rear cover, removing the stand, and removing screws from the stand bracket.

Shield and Cable Disconnection

Steps for removing screws from shields and disconnecting cables from boards.

Board and Speaker Removal

Steps for removing screws from boards, side connectors, speakers, and panel brackets.

Panel Removal Steps

Steps for removing screws from brackets and lifting the panel.

PCB Diagrams

Main PCB Diagram

Image of the main PCB, showing various components and connectors.

Power PCB Diagram (23")

Image of the power PCB for 23" models.

Power PCB Diagram (26", 32")

Image of the power PCB for 26" and 32" models.

Power PCB Diagram (40")

Image of the power PCB for 40" models.

Circuit Descriptions

Block Description with IP Board

Block diagram showing the main board, IP board (power/inverter), and T-con board (panel control).

Block Description with SMPS

Block diagram showing the main board, SMPS (power supply), and T-con board (panel control).

Main Block Diagram

Detailed block diagram of the main board, illustrating the flow of signals and connections to various components.

SMPS Board Block Diagrams

Block diagram of the SMPS board for 26" and 32" models, showing power conversion stages.

SMPS Board Schematic Block Diagrams

Detailed schematic block diagram of the SMPS board for 26" and 32" models, showing AC input and power stages.

IP Board Block Diagrams

Block diagrams for 32", 40" IP Board showing power input and CCFL backlight control.

Reference Information

Technical Terms Glossary

Glossary of technical terms used in the manual, such as TFT-LCD, ADC, PLL, Inverter, AC Adapter, SMPS, FRC, Image Scaler, etc.

Pin Assignments

Pin assignment table for DVI-D, Component, S-Video, A/V, and D-SUB connectors.

PC Display Modes

Table listing recommended PC display modes, resolutions, frequencies, and sync polarity.

Timing Chart

Timing chart for LCD Panel Mode1, detailing horizontal and vertical frequencies and timings.

Supported PC Display Modes

Table listing supported PC display modes (IBM, VGA, VESA) with resolutions, frequencies, and timings.

Panel Description Table

Table listing Panel information, including Maker, Vendor P/N, Panel Code, Panel ABB, Sticker Code, and Remarks.

Related product manuals