Toshiba TD-E432 User manual

TOSHIBA TD-E432 Service Manual

Content Index

ABBREVIATIONS & ACRONYMS .......................................................................................................................3

ABOUT THIS MANUAL........................................................................................................................................4

INTRODUCTION ..................................................................................................................................................5

RELATED SERVICE INFORMATION..................................................................................................................6

PRODUCT SPECIFICATION..........................................................................................................................................51

SPECIFICATION CUSTOMER ACCEPTANCE ...............................................................................................51

SPECIFICATION.............................................................................................................................................53

PACKING.......................................................................................................................................................72

LEVEL 1 CIRCUIT BOARD AND STANDARD PARTS REPLACEMENT ............................................... 73

DISASSEMBLY /ASSEMBLY ............................................................................................................................73

SYSTEM BLOCK DIAGRAM ..........................................................................................................................75

APPENDIX 1 –BLOCK DIAGRAM ................................................................................................................ 75

APPENDIX 2 –INPUT SUPPORT TIMING ................................................................................................... 75

APPENDIX 3 –PACKING ................................................................................................................................. 77

APPENDIX 4 –SHIPPING ................................................................................................................................. 78

FLOWCHART OF TROUBLESHOOTING…………………………………………………………. 78

Abbreviations & Acronyms

A/D Converter

Analog to Digital Converter

CEL LABEL

China Energy Label

DTV

Digital Television

EMI

Electromagnetic Interference

HDMI

High Definition Multimedia Interface

NTSC

National Television System Committee

OSD

On Screen Display

PAL

Phase Alternating Line

RS232

Interface Between Data Terminal Equipment and Data

Communications Equipment Employing Serial Binary Data

Interchange

About This Manual

This manual contains information about maintenance and service of TOSHIBA products. Use this

manual to perform diagnostics tests, trouble shoot problems, and align the TOSHIBA product.

Important

Only trained service personnel who are familiar with this TOSHIBA Product shall

perform service or maintenance to it. Before performing any maintenance or service,

the engineer MUST read the “Important Safety Information”.

Trademark

The following terms are trademarks of TOSHIBA Corporation:

Other companies, products, or service names may be the trademarks of their respective companies.

Introduction

This section contains general service information, please read through carefully. It should be

stored for easy access place.

Important Service Information

RoHS (2002/95/EC) Requirements –Applied to all countries require RoHS.

The RoHS (Restriction of Hazardous Substance in Electrical and Electronic Equipment

Directive) is a legal requirement by EU (European Union) for the global electronics industry

which sold in EU and some counties also require this requirement. Any electrical and

electronics products launched in the market after June 2006 should meet this RoHS

requirements. Products launched in the market before June 2006 are not required to

compliant with RoHS parts. If the original parts are not RoHS complaints, the

replacement parts can be non ROHS complaints, but if the original parts are RoHS

compliant, the replacement parts MUST be RoHS complaints. If the product service or

maintenance require replacing any parts, please confirming the RoHS requirement before

replace them.

Safety Notice

1. Make sure your working environment is dry and clean, and meets all government

safety requirements.

2. Ensure that other persons are safe while you are servicing the product.

3. DO NOT perform any action that may cause a hazard to the customer or make the

product unsafe.

4. Use proper safety devices to ensure your personal safety.

5. Always use approved tools and test equipment for servicing.

6. Never assume the product’s power is disconnected from the mains power supply.

Check that it is disconnected before opening the product’s cabinet.

7. Modules containing electrical components are sensitive to electrostatic discharge

(ESD). Follow ESD safety procedures while handling these parts.

8. Some products contain more than one battery. Do not disassemble any battery, or

expose it to high temperatures such as throwing into fire, or it may explode.

9. Refer to government requirements for battery recycling or disposal.

Compliance Statement

1. Caution:This Optical Storage Product contains a Laser device. Refer to the product

specifications and your local Laser Safety Compliance Requirements.

Related Service Information

1.1.This specification sheet is applied to all of the Public Information Display with ODM by

Darwin precisions.

1.2. Not-included specification and each product spec in this spec sheet apply

correspondingly to the following each country standard and requirement of Buyer

Model

Name

Customer

Market

place

Panel

Chassis

Remark

S430HF44 V0

TOSHIBA LIFESTYLE

PRODUCTS AND

SERVICES

COPORATION

USA

Japan

Europe

Australia

T430HVN01.2

MSD8220

Mstar

2. Features

True Commercial 16/7 Operation Digital Display ( Life time is 30,000 hour / One week using 7

day, one day using 16 hr, life time is 5 year)

LCD panel providing a wide variety of content and messages clearly

Brightness 450 nits( Typ)

Built-in Speakers

USB Media Player -Video：MPG, MPEG, AVI, MKV, MOV, MP4, TS, M2TS, H.264 (up to level

4.0)\Music：MP3, WMA, AAC\Photo：JPG, BMP, PNG (BMPs and JPGs with a resolution larger

than 1024x768 may take additional time to display)

3. General Description

3.1. General Specification

Item

Specification

Unit

Note

Active Screen Size

42.5

inch

Display Area

940.896(H) x 529.254(V)

Outline Dimension

855.8(H) x 554.4 (V) x 64.2 (D)

D: thickness Include Wall

mount scale

Driver Element

a-Si TFT active matrix

Display Colors

8 bit (16.7M)

Colors

Number of Pixels

1920 x 1080

Pixel

Pixel Pitch

0.49 (H) x 0.49(W)

Pixel Arrangement

RGB vertical stripe

Display Operation Mode

Normally Black

Surface Treatment

Anti-Glare, 3H

Haze=2%

Weight

5,000

LCD Module

T420HVF05 V1

3.2. Electrical Specifications

Item

Specification

Unit

Remark

LCD panel

Resolution

1,920 x 1,080

Response time(typ.)

Aspect Ratio

16:9

Optical

Panel Brightness(Typ)

450

cd/m2

Panel Contrast Ratio(Typ)

3,000

Panel Contrast Ratio(Min)

2,400

Graphic

Separate Sync

LVDS

Horizontal Sync

Positive/Negative

Vertical Sync

Positive/Negative

Input connector

IR/ AV / Line(PC audio) / VGA /

USB/HDMI x2/DVI /RS232 /RJ45

Output connector

IR/Audio (Line out)/DVI/RS232

Power

consumption

Power Input

AC 100V~240V 50/60Hz

At AC 110V(Factory

for Initial value)

Max

Typ

Stand By

≤ 0.5

Operating Environment

1) Temp : 0 ~ 40 ℃

2) Humidity : 10 ~ 90 %

Non-Operating Environment

1) Temp : -20 ~ 60℃

2) Humidity : ≦90 %

Backup Time

7 Days (10,080min )

Capacitor need to be

charged to above 3V

Accuracy of RTC

±30 ppm

1.Crystal : ±20 ppm

Note1

2.RTC IC : ±10 ppm

Note2

Note1：Component specCrystal tolerance

Note2：Component specRTC IC tolerance

3.2.1. Power sequence for Panel

a) T430HVN01.2

3.3. Power board specification

3.3.1 General specification

Item

Min

Typ

Max

Unit

Remark

AC Power Voltage

100

240

Note 1

Max. Input Current (S430HF44V0)

Arms

Based on AC 100V

Standby Power

0.5

Note 1 : Follow Spec Label is 100V~240V

Follow Power board Spec is 90V~264V

3.3.2 Control Signal (S430HF44V0)

Item

Min

Typ

Max

Unit

Remark

PWR on/off control V

ON/OFF

On=High

2.5

3.3

5.5

Off=Low

0.7

Back light on/off control V

ON/OFF

On=High

3.3

5.5

Off=Low

-0.3

0.8

External PWM dimming

Duty

100

Frequency

180

240

Item

Min

Typ

Max

Unit

Remark

High Level

3.3

Low Level

0.8

4. Optical Specification

Each part is tested as below without special appointment

4.1 Temperature：

-Operating 0℃~ 40℃

-Non-operating -20℃to +60℃

4.2 Relative Humidity：

-Operating 10 to 90%

-Non-operating ≦90%

4.3 Power Voltage: Standard input voltage (AC100V~ 240V 50/60Hz)

* StandardVoltage of each product is marked by models

4.4 Specification and performance of each parts are followed each drawing and specification

by part number in accordance with BOM.

4.5 The receiver must be operated for about 20 minutes prior to the adjustment.

4.6 General Information

Item

Specification

Unit

Note

Active Screen Size

42.5

inch

Display Area

940.896(H) x 529.254(V)

Outline Dimension

855.8(H) x 554.4 (V) x 64.2 (D)

D: thickness Include Wall

mount scale

Driver Element

a-Si TFT active matrix

Display Colors

8 bit (16.7M)

Colors

Number of Pixels

1,920 x 1,080

Pixel

Pixel Pitch

0.49 (H) x 0.49(W)

Pixel Arrangement

RGB vertical stripe

Display Operation Mode

Normally Black

Surface Treatment

Anti-Glare,3H

Haze=2%

Weight

5,000

Life time

30,000

Hour

Optical characteristics are determined after the unit has been ‘ON’ and stable for approximately 45 minutes

in a dark environment at 25°C. The values specified are at an approximate distance 500 mm from the LCD

surface at a viewing angle of φand Өequal to 0°

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