WDE W3223 - User Manual

32″LCD TV WDE W3223
1
Service
Service
Service
Horizontal Frequency
31~60 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. PCB Layout ………………..………………....….......25
6.1.Main Board…………..……………... ....……….......25
6.2.Power Board……………..………....….……….......28
6.3.Key Board……………………….. .... ....……….......29
7. White-Balance, Luminance Adjustment...................30
8. Block Diagram.……............................ ...................32
9. Schematic……………...…………..……....………...33
9.1 Main Board…………………………………...….......33
9.2.Power Board…………….…………...………….......46
9.3.Key Board……………….………. .…....……….......47
10. Exploded View………………………………….…...48
11. BOM List……………….…………………………….49
12.Different Parts List………….……………………..…71
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 Menu…...…………………….……….......6
2.3. How To Connect…….…………………….……….....12
2.4. Front Panel Control Knobs……………….……….....13
3. Input/Output Specification…………....................…....14
4. Mechanical Instructions…………………….................16
5. Repair Flow Chart ……………………….…….…….....20

Summary

SAFETY NOTICE

Important Safety Notice

1. General Specification

2. Operating Instructions

2.1 The Use of Remote Control

Explanation of how to use the TV's remote control buttons and their functions.

2.2 To Use the Menus

3. Input;Output Specification

5. Repair Flow Chart

1. No Power (No LED indicator)

Troubleshooting steps for when the TV has no power and no indicator light.

2. Can not start (LED indicator yellow)

Troubleshooting steps for when the TV cannot start and the LED indicator is yellow.

3. No display (LED indicator green)

Troubleshooting steps for when the TV has no display with a green indicator light.

4. Abnormal display

Troubleshooting steps for issues related to abnormal or distorted screen display.

5. No sound

Troubleshooting steps for when the TV has no audio output.

6. Key Board

Troubleshooting flowchart for issues related to the TV's key pad or buttons.

6. PCB Layout

6.1 Main Board

6.2 Power Board

6.3 Key Board

8. Block Diagram

9. Schematic Diagram

9.1 Main Board

9.2 Power Board

9.3 Key Board

WDE W3223 Specifications

General

Screen Size	32 inches
Display Technology	LCD
Refresh Rate	60 Hz
Aspect Ratio	16:9
Response Time	8 ms
Resolution	1366 x 768 pixels
Input Ports	HDMI, VGA, USB, AV