AOC LE24D3140_30

19.5ƎLED TV AOC LE24D3140_30
Copyright © 2014 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.
1
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
6.1 Main Board……...…………..….…….……….......25
6.2 Power Board……...…………..….…….……….......27
6.3 IR Board…...…………………………………….......30
7. Adjustment..............................................................31
7.1 WB Adjustment……………………..……...………31
7.2 FW Upgrade.………………………………...………32
8. Block Diagram…..…………....………………...33
9. Schematic Diagram…..…………....………………...35
9.1 Main Board…………..….….……...………….......35
9.2 Power Board…………..….….……...………….......45
9.3 IR Board…...…………….……….…………….........47
10. Exploded View………………………………….…...48
11. BOM List……………….…..…………….………….50
Table of Contents.......……....................................…........1
Important Safety Notice.......................................……......2
Revision List…………………………………………………3
1. General Specification..............................……...…........4
2. Operating Instructions………………...…….……….......5
2.1 The Use of Remote Control…….…..……….…….......5
2.2 To Use the Menus….....………………….…..…….......6
2.3 How to Connect……..……………….…….……….....11
2.4 Front Panel Control Knobs…….………….………....13
3. Input/ Output Specification………....................…....14
4. Mechanical Instructions…………………….................16
5. Repair Flow Chart ……………………….…….…….....19
6. PCB Layout ………………..………………....….......25

AOC LE24D3140_30 Specifications

General

Screen Size	24 inches
Display Type	LED
Aspect Ratio	16:9
Brightness	250 cd/m²
Contrast Ratio	1000:1
Response Time	5 ms
HDMI Ports	2
USB Ports	1
VGA Port	1
Headphone Jack	Yes
Weight	3.2 kg
Built-in Speakers	Yes
Viewing Angle	178° (H) / 178° (V)

Summary

Safety Notices

Important Safety Notice

Guidelines for safe and reliable operation and repair of AOC equipment.

General Specification

Operating Instructions

The Use of Remote Control

Explanation of buttons and functions on the TV remote control.

To Use the Menus

Guide to initial setup and changing input sources on the TV.

Image Menu Settings

Sound Menu Settings

TV Menu Settings

Configuration Menu Settings

How to Connect

AntennaCable TV Connection

HDMI Connection

Component Video Signal Connection

PC Connection

Input Output Specification

D-Sub and HDMI Pin Assignment

DVIPC HDMI Input Signal Reference

Video Input Signal Reference

Repair Flow Chart

No Power Troubleshooting

Flowchart for troubleshooting "No power" issues.

Cannot Start Troubleshooting

Troubleshooting flowchart for when the TV fails to start.

Abnormal Display Troubleshooting

Troubleshooting flowchart for abnormal screen display issues.

No Display Troubleshooting

Troubleshooting flowchart for when the screen shows no display.

Sound Problem Troubleshooting

Troubleshooting flowchart for sound issues (no sound or abnormal sound).

Remote Control Malfunction Troubleshooting

Troubleshooting flowchart for remote control malfunctions.

Adjustment

White Balance Adjustment

Firmware Update Instructions

Block Diagram

Schematic Diagram

Main Board Schematic

Schematic diagram of the main circuit board components and connections.

Power Board Schematic

Schematic diagram of the power supply board.

IR Board Schematic