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LG 32LV570G User Manual

LG 32LV570G
68 pages
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LED LCD TV
SERVICE MANUAL
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
CHASSIS : LD12E
MODEL: 32LV570G/570S/571S
MODEL: 32LV570G/570S-ZB 32LV571S-ZA
North/Latin America http://aic.lgservice.com
Europe/Africa http://eic.lgservice.com
Asia/Oceania http://biz.lgservice.com
Internal Use Only
Printed in KoreaP/NO : MFL67002336 (1103-REV00)

Table of Contents

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LG 32LV570G Specifications

General IconGeneral
Screen Size32 inches
Display TypeLCD
Backlight TypeLED
HDMI Ports3
USB Ports1
Weight7.5 kg
Smart TVNo
Built-in Wi-FiNo
Refresh Rate50 Hz
Aspect Ratio16:9
3D CapableNo
Energy RatingA
Resolution1366 x 768 pixels
Audio Output10W

Summary

SAFETY PRECAUTIONS

IMPORTANT SAFETY NOTICE

Key safety information for servicing the chassis.

General Guidance

General advice for safe servicing procedures.

SPECIFICATION

Application Range

Defines the scope of application for the LED LCD TV chassis.

Requirement for Test

Specifies conditions and procedures for testing components.

Test Method

Details performance, safety, and EMC testing methodologies.

Model General Specification

Provides general specifications for models and broadcasting systems.

ADJUSTMENT INSTRUCTIONS

Application Range

Defines the models and chassis to which the instructions apply.

Designation

Key considerations and conditions for performing adjustments.

ADC Adjustment

Procedure for adjusting Analog-to-Digital converter.

MAC Address

Procedure for setting or checking the MAC address.

LAN Inspection

Procedures for checking LAN connectivity and network settings.

LAN Port Inspection (PING TEST)

Steps for performing PING tests on LAN ports for inspection.

Model Name & Serial Number Download

Instructions for downloading model and serial number information.

CI+ Key Download Method

Procedure for downloading CI+ keys via RS-232C.

Widevine Key Download Method

Steps to download Widevine keys using RS-232C.

Manual Adjustment Procedures

ADC (GP3) Adjustment

Detailed steps for adjusting ADC for optimal black level and gain.

EDID/DDC Download

Procedure for downloading EDID and DDC data for display compatibility.

White Balance Adjustment

Steps to adjust white balance for panel W/B deviation.

Adjustment Method

Details auto and manual adjustment methods for white balance.

Wireless Function Check

Procedure to check the wireless function and dongle connection.

EYE-Q Function Check

Steps to verify the EYE-Q function for optimal viewing.

Local Dimming Function Check

Procedure to check the functionality of the local dimming feature.

Magic Motion Remote Control Test

Procedure to test the Magic Motion remote control pairing and functionality.

3D Function Test

Steps to test the 3D functionality using specific patterns.

LNB Voltage and 22KHz Tone Check

Procedure to check LNB voltage and 22KHz tone for DVB-S/S2.

System Diagrams and Identification

Block Diagram

Visual representation of the TV's internal components and connections.

Exploded View

Diagram showing the physical assembly of the TV's parts.

LCD TV Repair Guide

Overview of repair procedures for new LCD TV models.

Main PCB Identification

Identifies components on the LD12C and LD12E Main PCBs.

Interconnection - 1

Details PCB and cable connections for model interconnection.

Interconnection - 3

Details PCB and cable connections for model interconnection.

Interconnection - 2

Details PCB and cable connections for model interconnection.

TROUBLESHOOTING GUIDE

Video Errors

Troubleshooting steps for 'No video' and 'Color' errors.

Picture Problems

Troubleshooting for picture breaking, freezing, and signal issues.

Power Errors

Troubleshooting steps for power-related issues.

Audio Errors

Troubleshooting steps for audio-related problems.

Function and Noise Issues

Troubleshooting for remote control, external device, and noise problems.

Exterior Defects

Steps for addressing physical damage or exterior defects.

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