AOC E2243Fw User Manual

21.5" LCD Color Monitor AOC e2243Fw
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING
Service
Service
Service
Horizontal Frequency
30-83 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.
Table of Contents.......……..............................……........1
Revision List.…........................................…………........2
Important Safety Notice.……............................……......3
1.Monitor Specification..............................………..........4
2.LCD Monitor Description……………………………......5
3.Operation Instruction…………...............……..............6
3.1.General Instructions...........................…...................6
3.2.Control Button…………….…..............……...............6
3.3.OSD Menu…………….…...........................…...........7
4.Input/Output Specification............……………............18
4.1.Input Signal Connector............………….................18
4.2.Factory Preset Display Modes…….........................19
4.3.Panel Specification.....………...…………................20
5.Block Diagram…….........………….................23
6.Schematic……………........................................24
6.1.Main Board………...........................................24
6.2.Key Board...…….............................................29
7.PCB Layout..………….......................................30
7.1.Main Board………...........................................30
7.2.Key Board…………….....................................32
8.Maintainability……….........................................33
8.1.Equipments and Tools Requirement...............33
8.2.Trouble Shooting………….............................34
9.White-Balance, Luminance Adjustment.............38
10.Monitor Exploded View………..…….…............40
11.BOM List…………………………………...........42

AOC E2243Fw Specifications

General

Screen Size	21.5 inches
Resolution	1920 x 1080
Panel Type	TN
Brightness	250 cd/m²
Contrast Ratio	1000:1
Response Time	5 ms
Refresh Rate	60 Hz
Connectivity	VGA, DVI-D
Aspect Ratio	16:9
Viewing Angle	170° (H) / 160° (V)
Weight	3.5 kg

Summary

SAFETY NOTICE

Revision List

Important Safety Notice

General Warning

Safety warning regarding substitute parts and design modifications.

Laser Safety Precautions

Measures to prevent eye hazard from laser radiation.

LCD Module Handling

Guidelines for safe handling and protection of the LCD module.

Monitor Specifications

LCD Monitor Description

Monitor Block Diagram

Illustrates the main functional blocks of the LCD monitor system.

Operating Instructions

General Instructions

Basic instructions for turning the monitor on/off and adjusting settings.

Control Buttons

Details the functions of the monitor's physical control buttons.

OSD Menu Operation

Navigating the OSD Menu

Explains how to activate, navigate, and select OSD menu functions.

OSD Lock Functionality

Details the procedure for locking and unlocking the OSD menu.

Image Setup

Picture Adjustments

Covers Clock, Phase, and Position adjustments for image clarity.

Color Temperature

Color Temperature Settings

Details warm, normal, cool, and sRGB color temperature settings.

Color Boost

Color Boost Modes

Explains various color enhancement modes like Full Enhance and Nature Skin.

Picture Boost

Picture Boost Settings

Adjusts Frame Size, Brightness, Contrast, and Position for picture enhancement.

OSD Setup

OSD Positioning and Timeout

Adjusts OSD horizontal/vertical position and timeout duration.

OSD Transparency and Language

Adjusts OSD transparency and selects the OSD language.

Extra Settings

Input Select and Auto Config

Configures input source and automatic picture adjustment.

Image Ratio and DDC/CI

Sets image ratio and controls DDC/CI support.

Off Timer and Information

Manages off timer settings and displays system information.

Factory Reset

Reset Menu to Default

Resets the monitor's menu settings to their default values.

Exit OSD Menu

Exiting the Main OSD

Procedure for exiting the On-Screen Display menu.

Input/Output Specifications

Input Signal Connectors

Details pin configurations for Analog and DVI input connectors.

Factory Preset Display Modes

Panel Specifications

General Panel Features

Describes the general characteristics of the LCD panel.

Display Characteristics

Details active screen size, dimensions, and power consumption.

Electrical Characteristics

Optical Characteristics

Block Diagram - Main Board

Main Board Schematic

Key Board Schematic

Main Board PCB Layout

Key Board PCB Layout

Maintainability

Equipments and Tools Requirement

Lists necessary tools and equipment for servicing the monitor.

Troubleshooting: No Power

No Power Issue Diagnosis

Flowchart to diagnose and resolve 'No Power' problems.

Troubleshooting: No Video

No Video (Power LED White)

Flowchart to diagnose and resolve 'No Video' with the power LED on.

Troubleshooting: DIM

DIM Issues Troubleshooting

Steps for troubleshooting DIM (image overlap, focus, flicker) problems.

Troubleshooting: Color Issues

Color Optimization Troubleshooting

Steps for 'Color not optimal' or color shift issues.

White Balance and Luminance Adjustment

Color Temperature Settings

Procedure for setting warm, normal, cool, and sRGB color temperatures.

Gain Adjustment Procedure

Steps to adjust Red, Green, and Blue gain for color calibration.

Cool and sRGB Color Adjustment

Monitor Exploded View

Parts List

Lists part numbers and descriptions for monitor components.

Bill of Materials (BOM)