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LG LH-T6347 User Manual

LG LH-T6347
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DVD/CD RECEIVER
SERVICE MANUAL
CD-R/RW
MODEL:LH-T6347
LH-T6347X
LHS-T6347T, LHS-T6347W
SERVICE MANUAL MODEL: LH-T6347 (LH-T6347X LHS-T6347T, LHS-T6347W)
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LG LH-T6347 Specifications

General IconGeneral
Channels5.1
DVD PlayerYes
Audio Formats SupportedDolby Digital, DTS
FM TunerYes
USB PortYes
Speaker Configuration5.1

Summary

General Information and Precautions

Servicing Precautions for Optical Pick-up

Guidelines for handling, storage, and cleaning of optical pick-up units to prevent damage.

Compact Disc Player Repair Safety

Safety and handling procedures for CD player repairs, focusing on static electricity and laser safety.

Electrostatic Discharge (ESD) Protection

Measures to protect sensitive electronic components from static electricity during servicing.

Product Technical Specifications

Detailed technical parameters of the DVD/CD receiver, including audio, video, and speaker specifications.

Audio System Troubleshooting and Diagrams

Audio Troubleshooting Guide

Flowchart for diagnosing and resolving audio system malfunctions, starting with the power supply.

Audio System Block Diagram

Overview of the audio system's main components and their interconnections.

Circuit Schematic Diagrams

Detailed schematics for various audio system circuits including power, MICOM, front, DSP, and SMPS.

Wiring Diagram

Illustrates the internal wiring connections between different PCBs and modules.

Printed Circuit Board Layouts

Top and bottom views of main, front, and SMPS printed circuit boards for component identification.

DVD Part Troubleshooting and Schematics

DVD Test and Debug Flow

Step-by-step procedure for diagnosing and debugging DVD playback and mechanical issues.

DVD MPEG & DSP Schematic Diagram

Schematic diagram for the DVD MPEG and DSP processing section of the unit.

DVD RF Servo Schematic Diagram

Schematic diagram detailing the DVD RF servo control circuitry.

Exploded Views and Component Identification

Cabinet and Main Frame Assembly

Exploded view of the external casing and main internal frame structure.

Deck Mechanism Assembly

Exploded view and parts list for the DVD deck mechanism, including motors and gears.

Speaker Section

Speaker Model LHS-T6347T

Exploded view and parts identification for the LHS-T6347T satellite speaker.

Speaker Model LHS-T6347W

Exploded view and parts identification for the LHS-T6347W subwoofer.

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