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AOC L26W831

AOC L26W831
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26LCD TV AOC L26W831
1
Service
Service
Service
Horizontal Frequency
31.5~60 kHz
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…………..……………...……….......23
6.2.Power Board……………..………….……….......26
6.3.Key Board………………………..……….......27
6.4.IR Board…………………………..……….......27
7.Adjustment……………………………….................28
8. Block Diagram.……...........................................29
9. Schematic……………...…………..………………...30
9.1 Main Board…………………………………...….......31
9.2.Power Board…………….…………...………….......41
9.3.Key Board……………….……….………….......42
10. Exploded View………………………………….…...43
11. BOM List……………….…………………………….44
12.Different Parts List…………………………………...63
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 Menu…...…………………….……….......6
2.3. How To Connect…….…………………….……….....11
2.4. Front Panel Control Knobs……………….……….....13
3. Input/Output Specification…………....................…....14
4. Mechanical Instructions…………………….................15
5. Repair Flow Chart ……………………….…….…….....18
6. PCB Layout ………………..………………....….......23
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AOC L26W831 Specifications

General IconGeneral
BrandAOC
ModelL26W831
CategoryLCD TV
LanguageEnglish

Summary

Safety Information

Safety Notice and Warnings

General and specific safety precautions, warnings, and cautions for servicing.

Revision List

General Specifications

Operating Instructions

Remote Control Operation

Details on using the remote control buttons for various TV functions.

On-Screen Display (OSD) Menus

Instructions for accessing and navigating TV settings menus.

Picture and Sound Menu Adjustments

Configuration options for picture and sound settings via OSD menus.

Advanced, PC Setup, and Installation Menus

Advanced settings, PC configuration, and installation menu options.

System Menu Configuration

Settings for menu language, sleep timer, closed caption, and system defaults.

Connection Guide

Connecting Power and Antenna

Steps for connecting the TV to power and an external antenna.

Connecting Cable TV

Instructions for connecting cable TV with or without a converter box.

Connecting External Signal Sources

Connecting composite, S-Video, Component, and HDMI sources.

Front Panel Controls

InputOutput Specifications

RGB Signal Input Pin Assignments

Pin assignments for the 15-pin color display signal cable (VGA).

HDMI Digital Connector Pin Assignments

Pin assignments for the HDMI digital connector.

Video Input Details

Specifications for AV, S-Video, and Component video inputs.

Compatible Video Modes

Table detailing VESA compatible display modes and resolutions.

Mechanical Instructions

Disassembly Procedures

Step-by-step guide for dismantling the TV, including component removal.

Repair Flowcharts

No Power Troubleshooting

Flowchart for diagnosing and resolving 'No Power' issues.

Cannot Start Troubleshooting

Flowchart for diagnosing and resolving 'Cannot Start' issues (yellow LED).

No Display Troubleshooting

Flowchart for diagnosing and resolving 'No Display' issues (green LED).

Abnormal Display Troubleshooting

Flowchart for diagnosing and resolving abnormal display issues.

No Sound Troubleshooting

Flowchart for diagnosing and resolving 'No Sound' issues.

Key Board Troubleshooting

PCB Layouts

Main Board Layout

Visual layout of the main printed circuit board.

Power Board Layout

Visual layout of the power supply board.

Key Board and IR Board Layouts

Visual layouts for the key board and IR receiver board.

Adjustment Procedures

White Balance Adjustment

Procedure for adjusting white balance and color temperature settings.

Block Diagram

Schematic Diagrams

Main Board Schematic

Detailed schematic for the main board circuitry.

Power Board Schematic

Detailed schematic for the power supply board circuitry.

Key Board Schematic

Schematic diagram for the key board.

Exploded View

Bill of Materials (BOM)

Different Parts List

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