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LG 60LB5900 User Manual

LG 60LB5900
43 pages
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Printed in KoreaP/NO : MFL67988319(1404-REV00)
CHASSIS : LA43B
MODEL : 60LB5900
60LB5900-UV
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
LED TV
SERVICE MANUAL
North/Latin America http://aic.lgservice.com
Europe/Africa http://eic.lgservice.com
Asia/Oceania http://biz.lgservice.com
Internal Use Only
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LG 60LB5900 Specifications

General IconGeneral
Screen Typeled
Wall Mount400mm x 400mm
Screen Size59.5 inches, 60 inches
Refresh Rate120hz
USB Ports1
RF Antennayes
Digital Optical Audio Outputs1
Component Video Inputs1
Composite Video Inputs1
DVI0
Remote Controlstandard
3Dno
Width with Stand54.13 inches
Depth without Stand2.38 inches
Height without Stand31.5 inches
Net Weight without Stand50.7 pounds

Summary

SAFETY PRECAUTIONS

IMPORTANT SAFETY NOTICE

Essential safety parts should be replaced with the same components to prevent hazards.

General Guidance

General advice for servicing, including using isolation transformers and handling fuses.

Leakage Current Hot Check

Procedure to check AC leakage current to ensure safety.

SERVICING PRECAUTIONS

General Servicing Precautions

General guidelines for safely performing service on the receiver.

Electrostatically Sensitive (ES) Devices

Precautions for handling sensitive electronic components to prevent static damage.

General Soldering Guidelines

Best practices for soldering, including temperature and material recommendations.

Component Replacement Procedures

IC Remove/Replacement

Steps for removing and replacing integrated circuits on circuit boards.

Discrete Transistor Removal/Replacement

Procedures for handling small-signal and power transistors.

Diode Removal/Replacement

Instructions for removing and replacing diodes, including polarity.

Fuse and Resistor Replacement

Guidelines for replacing fuses and conventional resistors.

Circuit Board Foil Repair

Techniques for repairing damaged copper traces on printed circuit boards.

SPECIFICATION

Application Range

Defines the scope and application of the specification sheet.

Test Condition

Specifies the environmental and voltage conditions for testing.

Test Method

Outlines the methods used for product testing and validation.

General Specification Details

Receiving System and Channels

Details supported TV broadcast systems and frequency bands.

Input Voltage and Market

Specifies input voltage range and target markets.

Screen Size and Aspect Ratio

Lists supported screen sizes and aspect ratios.

Modules and Operating Environment

Information on internal modules and operating conditions.

Supported Video Resolutions

Component Input Resolutions

Lists supported video resolutions for component input.

HDMI Input Resolutions

Details supported resolutions for DTV and PC via HDMI.

3D Mode Specifications

RF Input (DTV) for 3D

Supported 3D resolutions and modes for RF input.

HDMI Input for 3D

Supported 3D resolutions and modes for HDMI input.

USB Input for 3D

Supported 3D resolutions and modes for USB input.

Advanced 3D Features and Remarks

2D to 3D Conversion

Details the functionality for converting 2D content to 3D.

DLNA Support

Information regarding DLNA connectivity and features.

3D Input Mode Remarks

Notes and remarks on various 3D input modes.

ADJUSTMENT INSTRUCTION

Application and Specification

Outlines the applicability and general specifications for adjustments.

Adjustment Items Overview

Lists the main adjustment categories and items.

Main PCBA Adjustments

Details adjustments for the main Printed Circuit Board assembly.

PCBA and Final Assembly Adjustments

EDID Download Method

Procedure for downloading EDID data for optimal resolution.

Final Assembly White Balance

Instructions for adjusting white balance during final assembly.

White Balance Adjustment Details

Required Equipment for White Balance

Lists necessary tools and equipment for white balance calibration.

Equipment Connection Diagram

Illustrates the setup for connecting measurement equipment.

Adjustment Commands and Method

Commands and step-by-step procedures for white balance adjustment.

White Balance References and Country Options

White Balance Reference Data

Provides reference coordinates and color temperatures for white balance.

Country Option Selection

Guidance on selecting country-specific options.

3D Module Inspection

Test Equipment and Method

Lists equipment and procedures for inspecting 3D modules.

GND and HI-POT Test

Test Preparation and Procedure

Steps for preparing and conducting ground and high potential tests.

AUDIO Output Check

Audio Input Conditions

Specifies input signal conditions for audio testing.

Audio Output Specifications

Details the required specifications for audio output.

USB Software Download

Download Procedure and Tool Option

Steps for downloading software via USB and setting tool options.

TROUBLE SHOOTING

Power-up Boot Check Procedure

Flowchart for diagnosing power-up issues.

Video Input Troubleshooting

Digital/Analog TV Video Issues

Troubleshooting steps for digital and analog TV video signals.

AV and Component Video Issues

Diagnostic procedures for AV and component video inputs.

HDMI Video Troubleshooting

HDMI Signal and EDID Issues

Diagnosing problems related to HDMI signals and EDID data.

Audio Troubleshooting

All Source Audio Issues

Troubleshooting steps for audio problems across all sources.

Audio Input Troubleshooting

Digital/Analog TV Audio Issues

Diagnosing audio problems with digital and analog TV signals.

AV/Component Audio Issues

Troubleshooting steps for AV and component audio inputs.

BLOCK DIAGRAM

2D Model Block Diagram

Schematic overview of the 2D model's main components and connections.

Block Diagrams

3D Model Block Diagram

Schematic overview of the 3D model's main components and connections.

I2C Map

I2C Communication Channels

Diagram showing I2C communication paths for various components.

EXPLODED VIEW

Component Identification

Visual breakdown of the TV showing assembly and part locations.

Test Points Overview

CI Slot Test Points

Test point locations for CI slot connections.

SCART Test Points

Test point locations for SCART connections.

S2 Test Points

Test point locations for S2 connections.

FE TS DATA Test Points

Test point locations for FE TS DATA.

Headphone Test Points

Test point locations for headphone connections.

Power Block Schematics

Power Detect Circuits

Schematic diagrams for power detection circuits.

USB Connector Schematics

USB CAP(SIDE) Circuit

Schematic for USB connector and associated capacitor circuits.

HDMI and MHL Schematics

HDMI 1 and HDMI 2 Circuits

Schematics for HDMI 1, HDMI 2, and MHL interfaces.

CEC Circuit

Schematic for Consumer Electronics Control (CEC) functionality.

SPDIF Schematic

SPDIF Optic Jack Circuit

Schematic for the SPDIF optical jack and associated components.

LVDS Schematics (Non-EU)

51-Pin LVDS Connector

Schematic for the 51-pin LVDS connector for FHD.

30-Pin LVDS Connector

Schematic for the 30-pin LVDS connector for HD.

DDR Memory Schematics

DDR3 Memory Configurations

Schematics detailing DDR3 memory configurations and connections.

Serial Flash Schematics

SPI Boot Flash Circuit

Schematic for the serial flash memory used for SPI boot.

Tuner Block Schematics

Tuner Circuits (KR & AJ)

Schematics for the global tuner blocks for KR and AJ models.

Component and AV Input Schematics

Component and AV1/AV2 Connections

Schematics for component and AV input/output connectors.

Headphone Circuit Schematics

Headphone Jack and Control

Schematic for the headphone jack, detection, and control circuits for EU models.

Debug Interface Schematics

RS-232C and MSTAR Debug Connectors

Schematics for RS-232C and MSTAR debug connectors.

IR, LED, and Digital Eye Schematics

IR Receiver, LED, and Digital Eye Circuits

Schematics for IR receiver, LED indicators, and digital eye sensor.

Main SOC and Memory Schematics

Main Processor and Memory Connections

Detailed schematics of the main SOC and associated memory chips.

MHL Switch and Gate Schematics

MHL Switch and Gate Circuits

Schematics for MHL switch and gate logic.

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