Sharp LC-32LD145E

1
LC-32LD145
LC-39LD145
SERVICE MANUAL
LED LCD COLOUR TELEVISION
160mm
125mm
100mm
80mm
63mm
50mm
40mm
31.5mm
25mm
20mm
A-data-1
sharp.
Corporate Trademark
DVB-T / DVB-C (HDTV), PAL B/G, I / SECAM B/G, D/K, L/L’ SYSTEM COLOUR TELEVISION
In the interests of user safety (required by safety
regulations in some countries) the set should be re-
stored to its original condition and only parts identical
to those specied should be used.
CONTENTS
TABLE OF CONTENTS ....................................................................................................................... 2
ELECTRICAL SPECIFICATIONS ....................................................................................................... 4
IMPORTANT SERVICE SAFETY PRECAUTIONS ................................................................................ 5
OPERATION MANUAL ........................................................................................................................... 8
DIMENSIONS .................................................................................................................................... 11
CAUTION WHEN REMOVE THE REAR CABINET .................................................................................... 13
INTRODUCTION ............................................................................................................................... 16
CIRCUIT DESCRIPTIONS .................................................................................................................. 19
SERVICE MENU SETTINGS .................................................................................................................... 49
SOFWARE UPDATE .............................................................................................................................. 54
TROUBLESHOOTING ........................................................................................................................... 54
OVERALL WIRING DIAGRAM ........................................................................................................ 63
SCHEMATIC DIAGRAMANS ........................................................................................................... 65
REPLACEMENT PART LISTING ................................................................................................ 83
Issued:26
th
July 2013
SE00LC32LD145
MODEL
LC-32LD145E
LC-32LD145K
LC-32LD145V
LC-39LD145E
LC-39LD145K
LC-39LD145V
This document has been published to
be used for after sales service only.
The contents are subject to change without notice.
SHARP ELECTRONICS (UK) Limited
4 Furzeground Way, Stockley Park
Uxbridge, UB11 1EZ, UK
50242458
LCD COLOUR TELEVISION OPERATION MANUAL
ENGLISH
LC-32LD145E
LCD-FARB-TV BEDIENUNGSANLEITUNG
DEUTSCH
TELEVISIONE A COLORI LCD MANUALE DI FUNZIONAMENTO
ITALIANO
TÉLÉVISEUR LCD COULEUR MODE D'EMPLOI
FRANÇAIS
17MB82 CHASSIS
SHARP CORPORATION

Sharp LC-32LD145E Specifications

General

Brand	Sharp
Model	LC-32LD145E
Category	LCD TV
Language	English

Summary

Electrical Specifications

Important Service Safety Precautions

Safety Warnings and Precautions

General safety warnings, fire/shock hazards, and leakage current testing.

Operation Manual

Remote Control and Basic Operation

Details on remote control functions, teletext, and custom buttons.

Initial Setup and Connections

Instructions for connecting power, antenna, and external devices.

Dimensions

Physical Dimensions Overview

Visual representation of physical dimensions for 32" and 39" models.

Rear Cabinet Removal Caution

Rear Cabinet Removal Steps

Step-by-step guide for safely removing the rear cabinet.

Introduction and System Overview

General Block Diagram and MB82 Placement

Overview of system architecture and mainboard component layout.

Component Descriptions

Tuner (MXL601) Details

Description, features, and block diagram of the tuner IC.

Audio Amplifier Stage (TAS5721)

Description, features, and specifications of the audio amplifier.

Power Stage and Microcontroller

Power Stage and Management

Details on power supply voltages, management, and protection circuits.

MediaTek Microcontroller (MT5820)

Overview of the main processor, its features, and block diagram.

Memory and Interfaces

DDR3 SDRAM and SPI Flash Memory

Description, features, and pinout of DDR3 memory and SPI flash.

Scaler, LVDS, and Connectors

Scaler, LVDS Sockets, and Panel Supply Switch

Details on scaler, LVDS connections, and panel power switching.

InputOutput Connectors

Description of common input/output port connections.

Service Menu and Software Update

Service Menu Settings and Operations

Guide to accessing and using the service menu for configuration.

Software Update Procedure

Steps for updating the TV's software.

Troubleshooting

Problem Diagnosis and Solutions

Guide to identifying and resolving common TV operational issues.

Diagrams and Boards

Wiring and Schematic Diagrams

System wiring overview and detailed circuit schematics.

Printed Wiring Boards

Layout diagrams for main and power boards.

Cabinet and Parts Listing

Cabinet and Mechanical Components

List of mechanical parts and their codes for different models.

Replacement Part Listing

Comprehensive list of replaceable parts with their codes.