Dell E1909Wc User Manual

19" LCD Color Monitor Dell E1909Wc
1
Service
Service
Service
Horizontal Frequency
30 kHz to 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.
6.Mechanical Instruction………………..……..…..….......29
7.Schematic Diagram………..................................….....34
7.1Main Board......………......................................34
7.2 Power Board……..…….……....................................38
7.3 Key Board………………………...…………………….40
8.PCB Layout..……...………….......................................41
8.1.Main Board……………..…........................................41
8.2.Power Board……………........................................43
8.3.Key Board………………….....................................44
9.Maintainability………….......................................45
9.1.Equipments and Tools Requirement..…….…...........45
9.2.Trouble Shooting………………….............................45
10.White-Balance, Luminance adjustment...……….....51
11.ISP Instruction…………….…….................................53
12.Monitor Exploded View…………….…………............57
13.BOM List………….....................................................59
14.Different Parts List………………...……………………71
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVIC
ING
Table Of Contents.......…….................……...........…........1
Revision List.….........................………................……......2
ECN History.….......................………..................……......3
Important Safety Notice.….……….…..................……......4
1.Monitor Specifications.....…........................………........5
2.LCD Monitor Description…………………………….......6
3.Operation Instructions……………...............……...........7
3.1.Control Buttons……………...............……..............7
3.2 Adjusting the Picture...........…………….........…….9
4.Input/Output Specification.............……………........…17
4.1.Input Signal Connector............………….................17
4.2.Factory Preset Display Modes...…..…......................18
4.3.Power Supply Requirements..........……...................18
4.4.Panel Specification…….....……………..................19
4.5 Incoming inspection standard...................................21
5. Block Diagram………………………………………..….25
5.1.Software Flow Chart………..……………....….......25
5.2.Electrical Block Diagram…………….…..…..….......27

Dell E1909Wc Specifications

General

Brand	Dell
Model	E1909Wc
Category	Monitor
Language	English

Summary

SAFETY NOTICE

Important Safety Notice

Monitor Specifications

Operation Instructions

Control Buttons Overview

Explains the function and operation of the monitor's front panel control buttons.

Input/Output Specification

Panel Specification

Mechanical Instruction

Schematic Diagram

Main Board Schematic

Detailed circuit diagram of the monitor's main processing board.

PCB Layout

Main Board PCB Layout

Power Board PCB Layout

Maintainability

Equipment and Tools Requirement

Troubleshooting Guide

Provides systematic steps to diagnose and resolve common monitor issues.

White Balance and Luminance Adjustment

ISP Instruction

BOM List