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Philips 246V5LSB/93 User Manual

Philips 246V5LSB/93
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24LCD Color Monitor Chassis: Meridian 3
Service
Service
Service
Description
Page
Table of Contents.........................................………….1
Revision List………….................................................2
Important Safety Notice…………................................3
1. Monitor Specifications….........................................5
2. LCD Monitor Description….....................................7
3. Operation Instructions….........................................8
3.1General Instructions…………………………….…...8
3.2 Control Buttons…………..…………………….…8
3.3 OSD Menu………………….................................10
4. Input/output Specification............................……11
4.1 Input Signal Connector.................................……11
4.2 Resolution & Preset Modes.................................12
4.3 Pixel Defect Policy…………………………………14
4.4 Failure Mode of Panel………………………….....16
5. Block Diagram………………………….................17
5.1 Scaler Board....................................………….....17
5.2 Power Board.........................................…...........18
6. Schematic Diagram.............................................. 20
6.1 Scaler Board…………………….…………………20
Description Page
6.2 Power Board.................................................…...25
6.3 Key Board…….…………………………………30
6.4 Head Phone Jack Board…………………………31
7. PCB Layout………………………………………...32
7.1 Scaler Board……………………………………..32
7.2 Power Board……………...………………………33
7.3 Key Board…….……………………………………36
7.4 Head Phone Jack Board…………………………36
8. Wiring Diagram………………………………….…..37
9. Scaler Board Overview…………………………....39
10. Mechanical Instructions………………………....40
11. Repair Flow Chart…….……………………………44
12. ISP Instructions...…............................................48
13. DDC Instructions….............................................57
14. White Balance, Luminance Adjustment…...........71
15. Monitor Exploded View…....................................73
16. Recommended & Spare Parts List...….............75
17. General Product Specification………….……….83
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.
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING
REFER TO BACK COVER FOR IMPORTANT SAFETY GUIDELINES
Copyright 2014 Philips Consumer Lifestyle Subject to modification
K
May.30, 2014
246V5LAB/00
246V5LAB/01
246V5LAB/75
246V5LSB/93
246V5LSB/00
246V5LSB/01
246V5LSB/75
246V5LSBG/93
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Philips 246V5LSB/93 Specifications

General IconGeneral
BrandPhilips
Model246V5LSB/93
CategoryMonitor
LanguageEnglish

Summary

Important Safety Notice

Warnings

Information on hazards from incorrect usage of controls and procedures.

Operation Safety

Safe practices for operating and positioning the monitor.

Maintenance Safety

Precautions for cleaning and protecting the monitor during maintenance.

Service Precautions

Safety requirements for service personnel handling the monitor.

General Notes

General notes and warnings regarding monitor operation and service.

Monitor Specifications

Technical Specifications

Comprehensive list of technical details for the monitor's display and connectivity.

LCD Monitor Description

Monitor Block Diagram

Visual representation of the monitor's main functional blocks and their interconnections.

Operating Instructions

General Instructions

Basic steps for powering the monitor on and off, and adjusting settings.

Control Buttons

Description of front panel buttons and their corresponding functions for OSD navigation and control.

Input/Output Specification

Input Signal Connector

Pinout details for D-sub and DVI input connectors.

Resolution & Preset Modes

Maximum Resolution

Specifies the maximum display resolutions for analog and digital inputs.

Recommended Resolution

Details the recommended resolution for optimal monitor performance.

Power Management Definition

Explanation of power saving features and their operational states.

Pixel Defect Policy

Pixels and Sub-pixels

Definition of pixels and sub-pixels and how they form an image.

Types of Pixel Defects

Classification of pixel defects like bright and dark dots.

Bright Dot Defects

Description and definition of bright dot pixel defects.

Pixel Defect Tolerances

Guidelines for acceptable numbers of pixel defects for repair or replacement.

Failure Mode Of Panel

Phenomenon Description

Visual references and descriptions for common LCD panel failure phenomena.

Block Diagram

Scaler Board Diagram

Diagram showing the scaler board's internal connections and interfaces.

Power Board Diagram

Diagram illustrating the power board's function and connections.

Schematic and PCB Layout Diagrams

Scaler Board Schematics

Detailed schematics of the scaler board's circuitry and connections.

DVI and Interface Schematics

Circuit diagrams for DVI, scaler, panel interface, and power sections.

Audio, Key, and Headphone Schematics

Circuit diagrams for audio, key, and headphone jack functionalities.

PCB Layouts

Illustrations showing component layout on scaler and power board PCBs.

Repair Flow Chart

No Power Troubleshooting

Step-by-step guide to troubleshoot issues where the monitor does not turn on.

Video Issues Troubleshooting

Troubleshooting steps for issues related to video output or display.

DIM Issues Troubleshooting

Troubleshooting guide for problems related to screen brightness and image stability.

Color Issues Troubleshooting

Troubleshooting steps for incorrect or shifted color reproduction.

ISP Instruction

Required Tools

Tools required for In-System Programming (ISP) of the monitor.

Install USB Driver

Procedure for installing the USB driver for the ISP tool.

Install ISP Tool

Instructions for installing the In-System Programming (ISP) software.

Configure ISP Tool

Configuration steps for the ISP tool, including port settings and jig type.

Load Firmware

Instructions on how to load the firmware file into the ISP tool.

Program Firmware

Procedure to initiate the firmware programming onto the monitor.

Check FW Version

Steps to check the firmware version via the monitor's factory menu.

DDC Instruction

General DDC Data

Overview of DDC data and its role in monitor identification and settings.

Required Equipment

Tools and cables required for DDC data programming.

Prepare EDID Writing

Procedure for preparing EDID files and folders for writing.

Run ISP Tool for EDID

Instructions for using the ISP tool to load and write EDID data.

Load EDID Successful

Confirmation messages and steps after successful EDID data loading.

Check SN

Procedure to verify the serial number in the monitor's OSD menu.

White Balance, Luminance Adjustment

Apparatuses and Program

Tools and software required for white balance and luminance calibration.

Equipment Installation

Instructions for setting up the calibration hardware and software.

Adjustment Process

Detailed steps for performing the calibration process using the analyzer.

Color Temp Confirmation

Procedure to measure and verify color temperature accuracy.

Factory Mode Entry

Steps to enter the hidden factory menu for advanced settings.

Monitor Exploded View

246V5LSB Exploded View

Illustrated breakdown of the 246V5LSB monitor components.

246V5LAB Exploded View

Illustrated breakdown of the 246V5LAB monitor components.

Recommended & Spare Parts List

Parts List

Comprehensive list of part numbers, descriptions, and PCM codes.

General Product Specifications

Product Profile and Panel Details

Summary of monitor features and technical details of the AUO 236V5 panel.

Electrical and Interface Specifications

Specifications for electrical performance and various interface signal types.

Visual and Mechanical Characteristics

Details on monitor's visual performance, color, and physical construction.

Environmental and Transportation Guidelines

Guidelines for environmental conditions and safe transportation of the monitor.

TELEVISION/MONITOR SAFFTY GUIDELINES FOR THE PROFESSIONAL SERVICE TECHNICIAN

General Safety Checks

Critical safety checks to ensure unit safety after repair work.

Hazard Precautions

Precautions against fire, shock, implosion, and X-radiation hazards.

Leakage Current and Parts Replacement

Methods for testing leakage current and ensuring safety with replacement parts.