Sharp LC-42D43U User Manual

OUTLINE AND MODIFIED PARTS LIST
OUTLINE.............................................................i
MODIFIED PARTS LIST .....................................i
SAFETY PRECAUTION
IMPORTANT SERVICE SAFETY PRE-
CAUTION ...........................................................ii
PRECAUTIONS A PRENDRE LORS DE
LA REPARATION .............................................. iii
CHAPTER 1. OPERATION MANUAL
[1] SPECIFICATIONS ......................................... 1-1
[2] OPERATION MANUAL .................................. 1-2
[3] DIMENSIONS ................................................ 1-8
CHAPTER 2. REMOVING OF MAJOR PARTS
[1] REMOVING OF MAJOR PARTS ................... 2-1
CHAPTER 3. ADJUSTMENT
[1] ADJUSTMENT PROCEDURE ......................3-1
CHAPTER 4. TROUBLESHOOTING TABLE
[1] TROUBLESHOOTING TABLE ......................4-1
CHAPTER 3. OVERALL WIRING DIAGRAM/BLOCK
DIAGRAM
[1] OVERALL WIRING DIAGRAM......................3-1
[2] SYSTEM BLOCK DIAGRAM .........................3-3
CHAPTER 4. SCHEMATIC DIAGRAM
[1] DESCRIPTION OF SCHEMATIC DIA-
GRAM............................................................4-1
[2] SCHEMATIC DIAGRAM ................................4-2
Parts Guide
SERVICE MANUAL
Parts marked with " " are important for maintaining the safety of the set. Be sure to replace these parts with specified ones for maintaining the
safety and performance of the set.
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
TopPage
CONTENTS
LC-42D43U
No.S07T9LC42D43U
LCD COLOR TELEVISION
LC-42D43U
MODEL
In the interests of user-safety (Required by safety regulations in some countries) the set should be restored to its orig-
inal condition and only parts identical to those specified should be used.
In the interests of user-safety (Required by safety regulations in some countries) the set should be restored to its orig-
inal condition and only parts identical to those specified should be used.
For this model, the main unit is changed.
When servicing the product, use this manual with the service manual LC-32/37D42U (S06X9LC32D42U) already
issued.
The new model can be identified with the following markings.
• The A
character is added at the end of the model name on the model label.
• The A
character is also added at the end of the model name on the number label (barcode label) of the
packing case.
• The serial product numbers (in the 1 th thru 9th digits) are 710802401 and on.
OUTLINE

Sharp LC-42D43U Specifications

General

Brand	Sharp
Model	LC-42D43U
Category	LCD TV
Language	English

Summary

OUTLINE

SAFETY PRECAUTIONS

IMPORTANT SERVICE SAFETY PRECAUTION

Key safety warnings and guidelines for servicing the unit, including electrical precautions.

OPERATION MANUAL

SPECIFICATIONS

Technical specifications for the LC-42D43U model, including display, input, power, and dimensions.

PART NAMES AND REMOTE CONTROL

Identification of TV external parts and description of remote control buttons and functions.

DIMENSIONS

Physical dimensions and measurements of the LC-42D43U television set.

REMOVING MAJOR PARTS

REMOVING MAJOR PARTS PROCEDURE

Step-by-step instructions for safely removing major internal components of the television.

ADJUSTMENT PROCEDURE

WHITE BALANCE ADJUSTMENT

Detailed procedure for adjusting white balance for optimal color reproduction.

TROUBLESHOOTING

TROUBLESHOOTING TABLE

A table listing common problems and their corresponding solutions for the LC-42D43U.

WIRING AND BLOCK DIAGRAMS

OVERALL WIRING DIAGRAM

Schematic illustrating the overall wiring connections within the television unit.

SYSTEM BLOCK DIAGRAM

Block diagram showing the functional relationships between major components of the TV.

SCHEMATIC DIAGRAMS

SCHEMATIC DIAGRAM NOTES

Notes on voltage measurement, component indications, and safety precautions for schematic diagrams.

MAIN UNIT SCHEMATICS

Detailed schematic diagrams for the main internal units of the television.

PARTS GUIDE

PRINTED WIRING BOARD ASSEMBLIES

List of printed wiring board assemblies with part codes and descriptions.

CABINET PARTS

Illustrated list of external cabinet parts for the LC-42D43U model.

SUPPLIED ACCESSORIES

List of accessories included with the television, such as remote control, cables, and manuals.

SERVICE JIGS

Special tools or jigs required for servicing the television unit.