Envision L26W761 Service Manual

26'' 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
6. PCB Layout ....................................................25
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
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING

TABLE OF CONTENTS

SAFETY NOTICE
ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES.
Page Description
6.1.Main Board...........................................25
6.2.Power Board..............................................28
6.3. Key Board...................................................31
6.4. IR Board..... ...............................................31
7. White-Balance, Luminance Adjustment...................32
8. Block Diagram..................................................34
9. Schematic.....................................................35
9.1 Main Board..................................................35
9.2.Power Board.............................................48
9.3.Key Board................................................49
10. Exploded View..................................................50
11. BOM List......................................................51
12.Different Parts List.......................................78
1
Envision L26W761
Horizontal Frequency
31-60 kHz
Page