AOC QDI TFT1780PSA - User Manual

17” LCD Color Monitor QDI TFT1780PSA
1
Service
Service
Service
Horizontal Frequency
30-80 KHz
TABLE OF CONTENTS
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
1.Monitor Specification............…..................………..........………….…..…............……..............….3
2.LCD Monitor Description……..……………………….......………….…..…............……..................4
3.Operation Instruction……………...............……............………….…..…............……..............…..5
3.1 General Instructions.....……......................…...........………….…..…............……...................5
3.2 Control Button…………….…..…............……................………….…..…............……..............5
3.3 Adjusting the Picture...........................…............………….…..…............……...............…….7
4.Input/Output Specification.........….……………...........………….…..…............……..............……..9
4.1 Input Signal Connector.…...........…………..................………….…..…............……..............9
4.2 Factory Preset Display Modes.....………....................………….…..…............……..............9
4.3 Panel Specification...……..……………….................………….…..…............……................10
5.Schematic……………....................................…………….…..…............……...............…………12
5.1 Main Board.…….............................................………….…..…............……...............…….12
5.2 Power Board..………..……...............................………….…..…............……................……16
6.PCB Layout..………….......................................………….…..…............……................…………18
6.1 Main Board…………….…......................................………….…..…............…….................18
6.2 Power Board……………........................................………….…..…............……................20
7.BOM List………….…............................................………….…..…............……..................22
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING

AOC QDI TFT1780PSA Specifications

General

Display Size	17 inches
Native Resolution	1280 x 1024
Input Ports	VGA, DVI
Aspect Ratio	5:4
Viewing Angle	160° (H) / 160° (V)

Summary

Safety Information

General Safety Precautions

General safety notice for servicing electronic equipment with high voltages.

Electrical Isolation Caution

Caution regarding the use of a separate isolation transformer during servicing.

Monitor Specifications

LCD Panel and Input Specifications

Specifications for the LCD panel, input connector, video signal, and frequencies.

Picture Adjustment

Input;Output Specifications

Input Signal Connector Details

Factory Preset Display Modes

Panel Specifications

Panel Features and Characteristics

Specifications of the TFT-LCD module, including features and display characteristics.

Optical Characteristics

Optical Performance Measurements

Schematics

Main Board Schematic

Circuit diagram for the main board of the monitor.

Power Board Schematic

Power Supply Circuit Diagram

BOM List