LG 50PB65 User Manual

PLASMA TV
SERVICE MANUAL
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
CHASSIS : PD73A
MODEL : 50PB65 50PB65-ZA
website:http://biz.LGservice.com
Internal Use Only

LG 50PB65 Specifications

General

Screen Size	50 inches
Display Type	Plasma
Aspect Ratio	16:9
Contrast Ratio	3, 000, 000:1
HDMI Ports	3
USB Ports	1
Refresh Rate	600 Hz
HDTV Compatibility	720p
Inputs	Component, Composite

Summary

SAFETY PRECAUTIONS

General Safety Guidelines

Covers general safety advice, notes, and specific checks before servicing the TV.

Leakage Current Testing

Details procedures for measuring AC leakage current in hot and cold states for safety.

SPECIFICATIONS

Application Range and Test Methods

Outlines the scope of application and methods used for testing TV specifications.

Detailed Model Specifications

Lists general specifications including market, broadcasting systems, and input details.

ADJUSTMENT & SPECIAL PROCEDURES

Setup, Notes, and Basic Adjustments

Covers initial setup, important notes, and basic adjustment methods like memory settings.

Key Adjustment & Download Procedures

Details power, calibration, white balance, EDID, Cortez, and ST download procedures.

TROUBLESHOOTING GUIDE

Power Supply and No Power Issues

Provides a flowchart for diagnosing power board problems and no power conditions.

Display and Sound Fault Diagnosis

Addresses issues like no raster, screen anomalies, and no sound based on symptoms.

DIAGRAMS AND PARTS LISTS

Circuit Diagrams

Includes block diagrams and detailed schematic diagrams of the TV's circuitry.

Physical Component Layout

Shows exploded views of the TV's assembly and lists physical components by number.

Replacement Parts Catalog

Provides a comprehensive list of all replaceable components with part numbers.

COMPONENT CONNECTIONS AND OPTIONS

Harnesses, Connectors, and Jacks

Lists various harnesses, connectors, and jacks used in the TV assembly.

Switches, Options, and Accessories

Details switches, optional modules, and accessories like manuals and power cords.