HP VS19E User Manual

19" LCD Color Monitor HP VS19E
1
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
1. Monitor Specification..............................………........3
2. LCD Monitor Description…………………………….......4
3. Operation Instruction…………...............……...........4
3.1. General Instructions...........................…...........4
3.2. Control Button…………….…..............……...............4
3.3 Adjusting the Picture...........................…............6
4. Input/Output Specification............……………............7
4.1. Input Signal Connector............………….................7
4.2. Factory Preset Display Modes......…..................8
4.3. Power Supply Requirements...............................8
5. Panel Specification.....………………..................9
5.1. General Feature…….....………………..................9
5.2. Optical Characteristics………………………………10
6. Block Diagram……...................…………................11
6.1. Monitor Exploded View…………………....….......11
6.2 Software Flow Chart………………………….12
6.3. Electrical Block Diagram……………..….......14
7. Schematic……………......................................16
7.1 Main Board....……….......................................16
7.2 Power Board.….……....................................22
7.3 Key Board………………….……………………24
8.PCB Layout..………….......................................25
8.1. Main Board………........................................25
8.2. Power Board….......................................28
8.3. Key Board………............….......................30
9. Maintainability……….......................................31
9.1. Equipments and Tools Requirement..............31
9.2. Trouble Shooting………..............................32
9.2.1 Main Board…………..............................32
9.2.2 Power Board………..............................35
9.2.3 Key Board…………..............................38
10 White-Balance, Luminance adjustment...39
11. Check List.…………………..…………….41
12. EDID Content…………………………………45
13. BOM List….....................................................46
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING

HP VS19E Specifications

General

Screen Size	19 inches
Panel Type	TN
Resolution	1280 x 1024
Aspect Ratio	5:4
Brightness	250 cd/m²
Contrast Ratio	1000:1
Response Time	5 ms
Connectivity	VGA
Viewing Angle	160° (H) / 160° (V)

Summary

Introduction and Specifications

Safety Notice

Important safety precautions and warnings for servicing the equipment.

Revision List

Records of changes and updates made to the manual.

Monitor Specification

Detailed technical specifications of the 19" LCD color monitor.

Input/Output Specification

Information on input signals, connectors, and power requirements.

Panel Specification

Features and characteristics of the LCD panel, including optical properties.

Operation and Maintenance

Operation Instructions

Guidance on how to operate the monitor and its controls.

Maintainability

Requirements and procedures for maintaining the monitor's functionality.

White-Balance, Luminance Adjustment

Procedures for adjusting color temperature and brightness for optimal display.

Technical Details

Block Diagram

Visual representation of the monitor's internal circuitry and components.

Schematic

Detailed electronic circuit diagrams for main components like the Main Board.

PCB Layout

Physical layout diagrams for the main electronic circuit boards.

Troubleshooting and Data

Trouble Shooting

Diagnostic flowcharts and steps to resolve common monitor issues.

Check List After Replacing LCD Main Board

Procedures for verifying functionality after replacing the main board.

EDID Content

Extended Display Identification Data content for monitor compatibility.

BOM List

Bill of Materials listing all components used in the monitor assembly.