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LG 32LC52 Service Manual

LG 32LC52
39 pages
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R
LCD TV
SERVICE MANUAL
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
CHASSIS : LP78A
MODEL : 32LC7R 32LC7R-ZA
MODEL : 32LC51 32LC51-ZA
MODEL : 32LC52 32LC52-ZC
website:http://biz.LGservice.com
www.freeservicemanuals.info
1/12/2013
Worldwide electronic heritage manuals
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LG 32LC52 Specifications

General IconGeneral
Display diagonal32 \
Display brightness500 cd/m²
Display resolution1366 x 768 pixels
Display technologyLCD
Native aspect ratio16:9
Contrast ratio (typical)5000:1
Audio (L/R) in2
SCART ports quantity1
Component video (YPbPr/YCbCr) in3
Product colorBlack
Power consumption (typical)180 W
Tuner typeAnalog
Weight and Dimensions IconWeight and Dimensions
Weight (without stand)13700 g

Summary

Safety Precautions

General Safety Guidance

Essential safety information and technician guidance for servicing.

AC Leakage Current Checks

Procedures for testing AC leakage current for safety.

Servicing Precautions

General Servicing Precautions

General guidelines for safe component handling and tool usage.

Electrostatically Sensitive Devices

Techniques to prevent damage to sensitive electronic components from static discharge.

Soldering Best Practices

Guidelines for proper soldering techniques and equipment.

Component Replacement Procedures

IC and Transistor Replacement

Steps for removing and replacing integrated circuits and transistors.

Diode, Fuse, and Resistor Replacement

Procedures for replacing diodes, fuses, and conventional resistors.

Circuit Board Foil Repair

Methods for repairing damaged copper traces on printed circuit boards.

Specifications

LCD Module and Input Standards

Technical details of the LCD panel and supported input signal standards.

Adjustment Instruction

Adjustment Procedures

Detailed steps for PCB/Set adjustments, VCTP software, EDID, and white balance.

Troubleshooting

Common Fault Diagnosis

Guides for diagnosing and resolving power, display, sound, and input signal issues.

Block Diagram

System Architecture Overview

A visual representation of the TV's main functional blocks and their interconnections.

Exploded View and Parts List

Physical Component Layout

An illustrated guide showing the physical arrangement of internal TV components.

Part Identification

A list matching exploded view numbers to part numbers and descriptions.

Replacement Parts List

Capacitors

List of all capacitors with part numbers, specifications, and locations.

Diodes and ICs

Part numbers and specifications for diodes and integrated circuits.

Resistors

List of all resistors with part numbers, specifications, and locations.

Coils, Filters, Inductors, Switches

Part details for passive components like coils and switches.

Connectors and Accessories

Part numbers for various connection ports and accessories.

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