Haier LE24D33800 User manual

21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800

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Service

Horizontal Frequency

31~67 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.

CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING

6.1 Main Board……..…………………...……….….......40

6.2 Power Board…….…………..………….…..…….......41

6.3 IR Board…………………………..……….…….......43

7. Adjustment……………….……….…………...………44

7.1 ADC Adjustment……………………..……...………44

7.2 FW Upgrade.………………………………...………45

8. Block Diagram.…….................................................48

9. Wiring Diagram.……...............................................49

10. Schematic Diagram………..……..………………...51

10.1 Main Board…………….…………………...….......51

10.2 Power Board………..…....…………...……….......61

10.3 IR Board……………………………….………......63

Table of Contents.......……....................................…........1

Important Safety Notice.......................................……......2

Revision List…………………………………………………3

1. General Specification.................................………........4

2. Operating Instructions…………………….……...….......5

2.1 The Use of Remote Control…….…………...…….......5

2.2 To Use the Menus…...………………….….………......7

2.3 Front Panel Control Knobs……………….………......19

2.4 Peripheral Connection Guide.…..……………….......20

3. Input/Output Specification…………....................…....22

4. Mechanical Instructions…………………….................25

5. Repair Flow Chart ………………………………………33

6. PCB Layout …………...………………………………...40

21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800

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Important Safety Notice

Proper service and repair is important to the safe, reliable operation of all Haier Company Equipment. The service

procedures recommended by Haier and described in this service manual are effective methods of performing

service operations. Some of these service operations require the use of tools specially designed for the purpose.

The special tools should be used when and as recommended.

It is important to note that this manual contains various CAUTIONS and NOTICES which should be carefully read in

order to minimize the risk of personal injury to service personnel. The possibility exists that improper service

methods may damage the equipment. It is also important to understand that these CAUTIONS and NOTICES ARE

NOT EXHAUSTIVE. Haier could not possibly know, evaluate and advise the service trade of all conceivable ways in

which service might be done or of the possible hazardous consequences of each way. Consequently, Haier has not

undertaken any such broad evaluation. Accordingly, a servicer who uses a service procedure or tool which is not

recommended by Haier must first satisfy himself thoroughly that neither his safety nor the safe operation of the

equipment will be jeopardized by the service method selected.

Hereafter throughout this manual, Haier Company will be referred to as Haier.

WARNING

Use of substitute replacement parts, which do not have the same, specified safety characteristics might create

shock, fire, or other hazards.

Under no circumstances should the original design be modified or altered without written permission from Haier.

Haier assumes no liability, express or implied, arising out of any unauthorized modification of design.

Servicer assumes all liability.

FOR PRODUCTS CONTAINING LASER:

DANGER-Invisible laser radiations when open AVOID DIRECT EXPOSURE TO BEAM.

CAUTION-Use of controls or adjustments or performance of procedures other than those specified herein may

result in hazardous radiation exposure.

CAUTION -The use of optical instruments with this product will increase eye hazard.

TO ENSURE THE CONTINUED RELIABILITY OF THIS PRODUCT, USE ONLY ORIGINAL MANUFACTURER'S

REPLACEMENT PARTS, WHICH ARE LISTED WITH THEIR PART NUMBERS IN THE PARTS LIST SECTION OF

THIS SERVICE MANUAL.

Take care during handling the LCD module with backlight unit

-Must mount the module using mounting holes arranged in four corners.

-Do not press on the panel, edge of the frame strongly or electric shock as this will result in damage to the screen.

-Do not scratch or press on the panel with any sharp objects, such as pencil or pen as this may result in damage to

the panel.

-Protect the module from the ESD as it may damage the electronic circuit (C-MOS).

-Make certain that treatment person’s body is grounded through wristband.

-Do not leave the module in high temperature and in areas of high humidity for a long time.

-Avoid contact with water as it may a short circuit within the module.

-If the surface of panel becomes dirty, please wipe it off with a soft material. (Cleaning with a dirty or rough cloth may

damage the panel.)

21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800

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Revision List

Version Release Date Revision Instructions Customer Model Model

A00 Dec.04,2011 Initial release

LE22D3380 E2AV11NKCHH6NN

LE24D33800 E2CV21NKDNH6NN

21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800

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1. General Specification

NOTE

• This model complies with the specifications listed below.

• Designs and specifications are subject to change without notice.

• This model may not be compatible with features and/ or specifications that may be added in the future.

Model No. LE22D3380 LE24D33800

DISPLAY

Viewable 21.5" 23.6"

Television System NTSC standard, ATSC standard (8-VSB, Clear-QAM)

Channel Coverage NTCS:CH2-CH69 Antenna

CH1-CH135 Cable

ATCS:CH2-CH69 Antenna

CH1-CH135 Cable

CONNECTIONS

Back Connectors Tuner input ( 75Ω )

Composite IN: Composite/ L/R video/ audio input

PC IN: VGA and PC Audio ( Headphone )

Supported scan

rate:

640x480@60Hz, 720x400@70Hz, 800x600@60Hz,

1024x768@60Hz, 1440x900@60Hz, 1680x1050@60Hz,

1920x1080@60Hz,

Recommended: 1360x768@60Hz 1920x1080@60Hz

Component Video and L/R Audio input

Supported

resolution:

480i@60Hz, 480p@60Hz, 720p@60Hz, 1080i@60Hz,

1080p@60Hz.

HDMI input

Supported scan

rates:

480i@60Hz, 480p@60Hz, 720p@60Hz, 1080i@60Hz,

1080p@60Hz.

HDMI1 ,HDMI2 ,VGA ,PC Audio

COMPONENT ,COMPOSITE( Share with Y of Component )

COAX OUT ,ANTENNA/ CABLE ,EARPHONE OUT

Side Connectors USB

WEIGHT & DIMENSIOIN

Dimensions with Stand(W

x H x D)

20.5" x 15.0" x

5.7"

21.7" x 15.2" x 5.9"

Dimensionswithout

Stand(W x H x D)

20.5" x 13.4" x

1.7"

21.7" x 13.5" x 1.5"

Weight with Stand 7.4 (lbs) 8.1 (lbs)

Weight without Stand and

Base

7.1 (lbs) 7.5 (lbs)

WALL MOUNTING

VESA-compatible wall

bracket (W x H)

75 x 75mm 75 x 75mm

Screw type M4, length:

8mm

M4, length: 8mm

POWER

Power Consumption 40W 50W

Standby <1W

Mains Power 120V 60Hz

Audio Power 3W + 3W

Ambient Temperature 41°F - 95°F

PACKAGE CONTENTS

Supplied Accessories TV unit x1

Base x1

Remote control x1 (with two size AAA batteries)

Screws x 1

User manual x1

Registration Card x1

21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800

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2. Operating Instructions

2.1 The Use of Remote Control

21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800

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21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800

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2.2 To Use the Menus

21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800

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21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800

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21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800

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21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800

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21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800

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21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800

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21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800

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21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800

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21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800

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21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800

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21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800

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21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800

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2.3 Front Panel Control Knobs

For LE22D3380

For LE24D33800

21.5″&23.6″ LCD TV Haier LE22D3380&LE24D33800

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2.4 PERIPHERAL CONNECTION GUIDE

For LE22D3380

For LE24D33800

1. HDMI – Connect the primary source for digital video such as a Blu-ray player or set top box through this all digital

connector.

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