AOC LC32W163 User Manual

32″ LCD TV AOC LC32W163
1
Service
Service
Service
Horizontal Frequency
31~48 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
6.2 Power Board……...…………….…….……….......34
6.3 Key Board…………….………….……..……….......37
6.4 IR Board………………………….……..……….......37
7. Adjustment..............................................................38
7.1 ADC Adjustment……………………..……...………38
7.2 FW Upgrade.………………………………...………39
8. Block Diagram.…….................................................43
9. Schematic Diagram…..…………....………………...44
9.1 Main Board…………………………………...….......44
9.2 Power Board…………..….….……...………….......54
9.3 Key Board……………….……….…………….........56
9.4 IR Board……...………….……….…………….........57
10. Exploded View………………………………….…...58
11. BOM List……………….………………….………….60
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….....………………….…..…….......7
2.3 How to Connect……..……………….…….……….....17
2.4 Front Panel Control Knobs…….………….……….....19
3. Input/Output Specification…………....................…....20
4. Mechanical Instructions…………………….................22
5. Repair Flow Chart ……………………….…….…….....25
6. PCB Layout ………………..…………………....….......32
6.1 Main Board……………..……………...…….…….......32

AOC LC32W163 Specifications

General

Brand	AOC
Model	LC32W163
Category	LCD TV
Language	English

Summary

Service Manual

SAFETY NOTICE

Important Safety Notice

Revision List

General Specification

Operating Instructions

The Use of Remote Control

Explains the function of each button on the remote control for TV operation.

To Use the Menus

Guides users on navigating and using the TV's on-screen menus for settings and features.

Manual Channel Setup

Details how to manually set up TV channels, including tuning and search options.

Changing Channels and Volume

Explains how to change TV channels directly or using the remote and adjust volume.

Volume, Mute, and Sound Modes

Covers how to control TV volume, mute sound, and select different sound modes.

Video Settings Configuration

Explains how to adjust video settings like brightness, contrast, color, and picture modes.

Audio Settings Configuration

Details how to configure audio settings such as sound mode, bass, treble, balance, and audio output.

PC Settings Configuration

Guides users on adjusting PC-related display settings like H/V position, clock, and phase.

General Configuration Settings

Explains how to adjust general settings like menu language, time, password, and parental controls.

Controls Parental

How to Connect the TV

Front Panel Controls

Input/Output Specifications

RGB Signal Input

Details the pin assignments for the RGB (VGA) signal input connector.

HDMI Digital Connector Pin Assignments

Lists the pin assignments for the HDMI digital input connectors, including TMDS and DDC signals.

Mechanical Instructions

Repair Flow Chart

Troubleshooting No Power

Outlines steps to diagnose and resolve issues when the TV has no power or the LED is off.

Troubleshooting No Power On

Details diagnostic steps for when the TV fails to power on or the LED is orange.

Troubleshooting Abnormal Image

Provides steps to diagnose and fix issues related to abnormal picture display or screen problems.

Troubleshooting No Image

Guides users through diagnosing and resolving situations where the screen displays no image, despite the LED being green.

Troubleshooting Sound Problems

Offers solutions for issues related to no sound or abnormal audio output from the TV.

Troubleshooting Remote Control Malfunction

Details steps to diagnose and fix problems with the TV's remote control not functioning correctly.

Troubleshooting OSD Issues

Provides guidance on resolving problems with the On-Screen Display (OSD) being unstable or not working properly.

PCB Layout

Main Board PCB Layout

Shows the physical layout and component placement for the main printed circuit board.

Power Board Layout

Displays the physical layout and component identification for the power supply board.

Key Board Layout

Illustrates the component layout for the TV's key control board.

IR Board Layout

Shows the component placement for the infrared receiver board.

Adjustment

ADC Adjustment

Details the procedure for adjusting the Analog-to-Digital Converter (ADC) for optimal white balance.

FW Upgrade

Block Diagram

Schematic Diagram

Main Board Schematic

Presents the detailed circuit diagram for the main printed circuit board, showing component connections.

Power Board Schematic

Provides the detailed circuit diagram for the power supply board, outlining its electrical components and connections.

Key Board Schematic

Displays the circuit schematic for the TV's key control board, detailing button and component interconnections.

IR Board Schematic

Shows the circuit diagram for the infrared receiver board, illustrating its electronic components and their wiring.

Exploded View

BOM List