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Philips 247E4LHAB/57 User Manual

Philips 247E4LHAB/57
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24ƎLCD 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/USB Board................................…...........18
6. Schematic Diagram.............................................. 19
Description
Page
6.1 Scaler Board…………………….…………………19
6.2 Power Board.................................................…...31
6.3 Key Board…….…………………………………32
7. PCB Layout………………………………………...33
7.1 Scaler Board……………………………………..33
7.2 Power Board……………...………………………34
7.3 Key Board…….……………………………………36
8. Wiring Diagram………………………………….…..37
9. Scaler Board Overview…………………………....38
10. Mechanical Instructions………………………....39
11. Repair Flow Chart…….……………………………41
12. ISP Instructions...…............................................45
13. DDC Instructions….............................................54
14. White Balance, Luminance Adjustment…...........72
15. Monitor Exploded View…....................................74
16. Recommended & Spare Parts List...….............76
17. General Product Specification………….……….79
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 2013 Philips Consumer Lifestyle Subject to modification ƻ
K
Aug. 30, 2013
247E4LHSB/00
247E4LHSB/01
247E4LHSB/27
247E4LHSB/96
247E4LHSB/75
247E4LHAB/00
247E4LHAB/57
247E4LHAB/69
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Philips 247E4LHAB/57 Specifications

General IconGeneral
Resolution1920 x 1080 pixels
Panel TypeIPS
Aspect Ratio16:9
Response Time5 ms
Brightness250 cd/m²
Contrast Ratio1000:1
SmartContrast20, 000, 000:1
Display Colors16.7 million
Signal InputVGA, DVI-D, HDMI
Built-in SpeakersYes
VESA Mount100 x 100 mm
Backlight TypeLED
Viewing Angle178° (H) / 178° (V)
Scanning Frequency30 - 83 kHz (H) / 56 - 75 Hz (V)
Screen Size23.6 inches

Summary

Revision List

Important Safety Notice

Warnings and Precautions

General warnings and safety precautions for operating, maintaining, and handling the monitor.

Monitor Specifications

Technical Specifications

Detailed technical specifications for picture, display, connectivity, and convenience features.

LCD Monitor Description

Monitor Block Diagram

Illustrates the main components and their connections within the monitor.

Operation Instructions

General Operation

Instructions for turning the monitor on/off and adjusting picture settings via controls.

OSD Menu Navigation

Details the On-Screen Display (OSD) structure and navigation for settings.

Input/Output Specification

Signal Connectors

Pin assignments for D-sub, HDMI connectors, and input signal details.

Resolution and Modes

Lists maximum and recommended resolutions and preset modes for optimal display.

Pixel Defect Policy

Explains the policy for pixel and sub-pixel defects and acceptable levels.

Block Diagram

Scaler Board Diagram

Shows the block diagram for the scaler board, detailing its inputs and outputs.

Power/USB Board Diagram

Block diagram for the power and USB board, illustrating its main functional blocks.

Schematic Diagram

Scaler Board Schematic

Provides the schematic diagram for the scaler board, including input and interface connections.

Power Board Schematic

Presents the schematic diagram for the power board, detailing its components and layout.

Key Board Schematic

Shows the schematic diagram for the key board, including touch pad and LED connections.

PCB Layout

Component Placement

Visual layout of components on the scaler, power, and key boards for identification.

Wiring Diagram

Board Connections

Illustrates how the panel, key board, and speakers connect to the scaler board.

Scaler Board Overview

Component Identification

Highlights major components on the scaler board such as Scaler IC, Flash ROM, and connectors.

Mechanical Instructions

Disassembly Procedures

Provides step-by-step instructions for removing the monitor's bezel, rear cover, and scaler board.

Base Removal

Details the process of removing the monitor's base or stand.

Repair Flow Chart

Troubleshooting Guides

Flowcharts for diagnosing and resolving common issues like no power, no video, dim image, or color problems.

ISP Instruction

ISP Setup and Materials

Lists necessary materials, software, and connection setup for the ISP process.

Firmware Update Process

Details on loading firmware files, programming, and checking the FW version.

ISP Troubleshooting

Provides troubleshooting steps for common issues encountered during the ISP process.

DDC Instructions

DDC Data Re-programming

General information on DDC data re-programming and EDID file management.

EDID Writing Procedure

Steps to launch the ISP tool, load EDID data, and verify the process.

DDC Troubleshooting

Troubleshooting tips for issues encountered during the EDID writing process.

White Balance, Luminance Adjustment

Calibration Setup and Process

Lists calibration tools, installation, and detailed steps for adjustment and color temperature confirmation.

Monitor Exploded View

Exploded Views

Exploded view diagrams showing the assembly for different monitor models.

Recommended & Spare Parts List

Parts List Details

A comprehensive list of recommended and spare parts with PCM codes and descriptions.

General Product Specification

Product Features

Lists key features and specifications of the monitor, including resolution and connectivity.

Quick Specification Table

A table summarizing models, inputs, and features for quick comparison.

Visual Characteristics

Test Conditions and Color Adjustment

Defines test conditions, brightness uniformity, and color temperature adjustment procedures.

Mechanical Characteristics

Cosmetic and Material Specifications

Details cosmetic aspects, plastic materials, tooling, and housing texture/gloss requirements.

Base and Security Features

Specifications for the tilt/swivel base, Kensington lock, and labels.

Transportation

Shipping and Packaging

Standards for transportation packaging, testing, and handling procedures.

Environmental Characteristics

Operating and Storage Conditions

Defines operating and storage conditions, including temperature, humidity, and air pressure.

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