WDE W3223 Service Manual

32"LCD TV
Service
Service
Service
Description
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
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

TABLE OF CONTENTS

Page Description
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
SAFETY NOTICE
1
WDE W3223
Horizontal Frequency
31~60 kHz
Page