LG lh-t6340d User Manual

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[CONTENTS]
❍ SECTION 1.GENERAL
• SERVICING PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
• ESD PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
• SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-5
❍ SECTION 2. AUDIO PART
• AUDIO TROUBLESHOOTING GUIDE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
• BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5
• SCHEMATIC DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7
• WIRING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-17
• PRINTED CIRCUIT DIARGAMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-19
❍ SECTION 3.DVD PART TROUBLESHOOTING GUIDE
• ELECTRICAL TROUBLESHOOTING GUIDE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-1
• DVD PART SCHEMATIC DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-7
• PRINTED CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-11
❍ SECTION 4. EXPLODED VIEWS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-1
❍ SECTION 5. SPEAKER PART . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-1
❍ SECTION 6. REPLACEMENT PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . .6-1

LG lh-t6340d Specifications

General

DVD player	Yes
Supported Digital Audio Standards	Dolby Digital, DTS
Bluetooth	No
Number of Channels	5.1
Playback Formats	MP3, WMA

Summary

SECTION 1. GENERAL

SERVICING PRECAUTIONS

Notes regarding handling of the pick-up, covering transport, storage, and repair.

NOTES REGARDING COMPACT DISC PLAYER REPAIRS

Preparations and notes for repairing CD players, focusing on static electricity and handling.

ESD PRECAUTIONS

Guidelines for handling Electrostatically Sensitive Devices (ESD) to prevent damage.

SECTION 2. AUDIO PART

AUDIO TROUBLESHOOTING GUIDE

Troubleshooting flowchart for audio issues, starting with power and progressing through various circuits.

BLOCK DIAGRAM

Overall block diagram illustrating the system architecture and component interconnections.

SCHEMATIC DIAGRAMS

Detailed schematic diagrams for various sections, including power and MICOM.

WIRING DIAGRAM

Diagram showing the wiring connections between different PCBs and components.

PRINTED CIRCUIT BOARD DIAGRAMS

Diagrams of the physical layout of printed circuit boards for main, front, and SMPS sections.

SECTION 3. DVD PART TROUBLESHOOTING GUIDE

Test & debug flow

Debugging flow for DVD parts, checking logo display, memory, video output, and tray movement.

DVD SCHEMATIC DIAGRAMS

Schematic diagrams specific to the DVD section, covering MPEG & DSP and RF parts.

SECTION 4. EXPLODED VIEWS

CABINET AND MAIN FRAME SECTION

Exploded view of the cabinet and main frame components of the device.

DECK MECHANISM EXPLODED VIEW

Detailed exploded view of the deck mechanism, showing internal parts.

SECTION 5. SPEAKER SECTION

SPEAKER LHS-T6340T

Exploded view of the speaker model LHS-T6340T, identifying its components.

SPEAKER LHS-T6340W

Exploded view of the speaker model LHS-T6340W, identifying its components.