AOC LE32H1461/20

32″&43″&49″LED TV AOC LE32H1461/20-LE43F1461/20-LE49F1461/20
Copyright © 2013 by TPV Corporation. All rights reserved. Specifications are subject to change without notice.
No part of this publication may be reproduced in any form or means, without the prior written permission of TPV Corporation.
Otherwise we will reserve the right to investigate the legal responsibility.
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Service
Service
Service
TABLE OF CONTENTS
Description Page Description Page
SAFETY NOTICE
ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS
AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING
ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES.
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING
6.2 Power Board……...…………..….…….……….......41
6.3 IR Board…...…………………………………….......49
6.4 KEY Board…...………………………................….49
7. Adjustment..............................................................50
7.1 WB Adjustment……………………..……...………50
7.2 FW Upgrade.………………………………...………51
8. Block Diagram…..…………....………………...52
9. Schematic Diagram…..…………....………………...54
9.1 Main Board…………..….….……...………….......54
9.2 Power Board…………..….….……...………….......70
9.3 IR Board…...…………….……….…………….........79
9.4 KEY Board…...………………………………….…. .81
10. Exploded View………………………………….…...82
11. BOM List……………….…..…………….………….87
Table of Contents.......……....................................…........1
Important Safety Notice.......................................……......2
Revision List…………………………………………………3
1. General Specification..............................……...…........4
2. Operating Instructions………………...…….……….......7
2.1 The Use of Remote Control…….…..……….…….......7
2.2 To Use the Menus….....………………….…..…….......8
2.3 How to Connect……..……………….…….……….....18
2.4 Front Panel Control Knobs…….………….………....20
3. Input/ Output Specification………....................…....22
4. Mechanical Instructions…………………….................24
5. Repair Flow Chart ……………………….…….…….....33
6. PCB Layout ………………..………………....….......39
6.1 Main Board……...…………..….…….……….......39

AOC LE32H1461/20 Specifications

General

Brand	AOC
Model	LE32H1461/20
Category	LED TV
Language	English

Summary

Safety and Manual Overview

Safety Notices

Essential safety precautions and warnings for service personnel handling the equipment.

Revision History

Records of changes and updates to the manual across different versions.

General Specifications

Technical details and characteristics of the LED TV models covered in the manual.

Operating Instructions

Remote Control and Menu Usage

Guide to using the remote control and navigating the TV's on-screen menus.

Device Connections and Controls

Instructions for connecting external devices and overview of panel controls.

Technical Specifications

InputOutput and HDMI Details

Pin assignments and timing parameters for HDMI connections.

Mechanical Disassembly Procedures

LE32 H1461 Disassembly

Step-by-step guides for disassembling the LE32H1461 TV model.

LE43 F1461 Disassembly

Step-by-step guide for disassembling the LE43F1461 TV model.

LE49 F1461 Disassembly

Step-by-step guide for disassembling the LE49F1461 TV model.

Troubleshooting Flowcharts

Power Issues

Diagnostic flowcharts for power, startup, and display problems.

Display Issues

Diagnostic flowcharts for abnormal display and no display problems.

Audio and Remote Issues

Flowcharts for troubleshooting sound problems and remote control malfunctions.

PCB Layouts

Main Board PCB Layout

Visual diagram showing the component placement and routing on the main circuit board.

Power Board PCB Layout

Diagram illustrating the component layout and connections on the power supply circuit board.

IR and Key Board PCB Layouts

Visuals of the PCB layouts for the Infrared receiver and Keypad boards.

Adjustments, Firmware, and BOM

White Balance Adjustment

Procedure for adjusting white balance settings to ensure accurate color reproduction.

Firmware Upgrade Procedure

Instructions for updating the TV's firmware using a USB drive.

Bill of Materials (BOM) List

Comprehensive list of all parts, their part numbers, and descriptions for repair and ordering.

System Diagrams

Block Diagram

High-level overview of the TV's internal architecture and signal flow.

Schematic Diagrams

Detailed circuit diagrams for main, power, IR, and key boards.

Exploded Views

LE32 H1461 Exploded View

Diagram showing the TV's physical components and their assembly order for the LE32H1461 model.

LE43 F1461 Exploded View

Diagram showing the TV's physical components and their assembly order for the LE43F1461 model.

LE49 F1461 Exploded View

Diagram showing the TV's physical components and their assembly order for the LE49F1461 model.