Iiyama PLB2409HDS-B1 - User Manual

23.6"W LCD Color Monitor Iiyama PLB2409HDS
1
Service
Service
Service
PLB2409HDS-B1
PLB2409HDS-W1
Horizontal Frequency
Analog: 24-80Hz
Digital: 30-80Hz
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 Instructions....................................…...........6
3.1 Controls and connectors.....................…....................6
3.2 Adjusting the Picture...........................…....................7
4. Input/Output Specification............…………….............13
4.1 Input Signal Connector............…………...................13
4.2 Factory Preset Display Modes......…........................15
4.3 Panel Specification.....……………….........................16
5. Block Diagram….........................................................18
5.1 Software Flow Chart………………………….……….18
5.2 Electrical Block Diagram……………………...….......20
6. Schematic……………..............................................22
6.1 Main Board....……….............................................22
6.2 Power Board………………………………………....28
6.3 Key Board…………………...….……………………30
7. PCB Layout..………….............................................31
7.1 Main Board……….................................................31
7.2 Power Board…......................................................32
7.3 Key Board…..........................................................35
8. Maintainability………...............................................36
8.1 Equipments and Tools Requirement......................36
8.2 Trouble Shooting………........................................36
9. White-Balance, Luminance adjustment………..…...42
10. Monitor Exploded View…………………….…........44
11. BOM List…............................................................45
12. Different Parts List………………………………..…59
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING

Summary

Safety Notices

General Safety Precautions

Essential safety warnings and precautions for servicing electronic equipment containing high voltages.

Laser Safety

Cautions regarding laser radiation exposure and the use of optical instruments.

Monitor Specifications

General Specifications

Operation Instructions

Picture Adjustment

Instructions for adjusting picture settings like brightness, contrast, color temperature, and OSD options.

Input;Output Specifications

Panel Specifications

Schematics

Main Board Schematic

Detailed circuit diagram for the monitor's main processing and control board.

Power Board Schematic

Circuit diagram for the power supply and backlight control unit.

Maintainability

Trouble Shooting

No Power Troubleshooting

Diagnostic steps for issues related to the monitor not powering on.

No Picture Troubleshooting

Diagnostic steps for when the screen displays no image.

White Screen Troubleshooting

Power Board Troubleshooting

Specific troubleshooting procedures for the power board.

No Backlight Troubleshooting

Diagnostic steps for when the backlight fails to illuminate.

Key Board Troubleshooting

White-Balance and Luminance Adjustment

Color Temperature Adjustment

Bill of Materials (BOM)

Part Number Listing

Iiyama PLB2409HDS-B1 Specifications

General

Brand	Iiyama
Model	PLB2409HDS-B1
Category	Monitor
Language	English