Sharp LC-32SV40U, Service Manual

Page: 2 / 109

1
CONTENTS
SAFETY PRECAUTION
IMPORTANT SERVICE SAFETY PRECAUTION .............................................................................………………………2
CHAPTER 1. SPECIFICATIONS
[1] SPECIFICATIONS......................................................................................................................................... 4
[2] DIMENSIONS................................................................................................................................................. 6
CHAPTER 2. REMOVING OF MAJOR PARTS
[1] REMOVING OF MAJOR PARTS .............................................................................................................. 9
CHAPTER 3. ADJUSTMENT PROCEDURE
[1] ADJUSTMENT PROCEDURE ............................................................................................................... 32
[2] SERVICE MODE .................................................................................................................................... 37
[3] SOFTWARE UPGRADE PROCEDURE .................................................................................................... 38
CHAPTER 4. TROUBLESHOOTING TABLE
[1] TROUBLESHOOTING TABLE .........................................................................................................................39
CHAPTER 5. MAJOR IC INFORMATIONS
[1] MAJOR IC INFORMATIONS ....................................................................................................................... 56
CHAPTER 6. BLOCK DIAGRAM/WIRING DIAGRAM
[1] BLOCK DIAGRAM................................................................................................................................. ….. 60
[2] POWER MANAGEMENT BLOCK DIAGRAM.....................................................................................................61
[3] WIRING DIAGRAM...........................................................................................................................................62
CHAPTER 7. PRINTED WIRING BOARD
[1] MAIN UNIT PRINTED WIRING BOARD...........................................................................................................64
[2] POWER UNIT PRINTED WIRING BOARD........................................................................................................66
[3] KEY UNIT PRINTED WIRING BOARD..............................................................................................................67
[4] IR UNIT PRINTED WIRING BOARD .................................................................................................................67
CHAPTER 8. SCHEMATIC DIAGRAM
[1] MAIN SCHEMATIC DIAGRAM................................................................................................................................68
[2] POWER SCHEMATIC DIAGRAM .........................................................................................................................78
[3] KEY SCHEMATIC DIAGRAM .................................................................................................................................87
[4] IR SCHEMATIC DIAGRAM.....................................................................................................................................87
CHAPTER 9. Parts Guide
[1]SPARE PARTS LIST
...............................................................................................................................................88
[1] CABINET PARTS....................................................................................................................................................96
[2] SUPPLIED ACCESSORIES..................................................................................................................................103
[3] PACKING PARTS .................................................................................................................................................104