LC-19LE320, LC-22LE320, LC-26LE320, LC-32LE320, LC-37LE320, LC-42LE320
1
SERVICE MANUAL
No.
LED COLOUR TELEVISION
LC-19LE320
LC-22LE320
LC-26LE320
LC-32LE320
LC-37LE320
MODELS LC-42LE320
Parts marked with " " are important for maintaining the safety of the set. Be sure to replace these parts with specified ones for maintaining the
safety and performance of the set.
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
SAFETY PRECAUTION
IMPORTANT SERVICE SAFETY PRE-
CAUTION .....................................................................2
Precautions for using lead-free solder ......……….........3
CHAPTER 1. OPERATION MANUAL
[1] SPECIFICATIONS ..................................................4
[2] OPERATION MANUAL ...........................................6
[3] DIMENSIONS ........................................................11
CHAPTER 2. REMOVING OF MAJOR PARTS
[1] REMOVING OF MAJOR PARTS ..........................12
CHAPTER 3. ADJUSTMENT PROCEDURE
[1] ADJUSTMENT PROCEDURE...............................37
[2] SERVICE MODE....................................................50
[3]
SOFTWARE UPGRADE PROCEDURE................51
CHAPTER 4. TROUBLESHOOTING TABLE
[1] TROUBLESHOOTING TABLE...............................52
CHAPTER 5. MAJOR IC INFORMATIONS
[1] MAJOR IC INFORMATIONS...............................127
CHAPTER 6. BLOCK DIAGRAM/WIRING DIAGRAM
[1] BLOCK DIAGRAM...............................................149
CONTENTS
[2] POWER MANAGEMENT BLOCK DIAGRAM.........151
[3] WIRING DIAGRAM ................................................153
CHAPTER 7. PRINTED WIRING BOARD
[1] MAIN UNIT PRINTED WIRING BOARD .................158
[2] POWER UNIT PRINTED WIRING BOARD.............162
[3] KEY UNIT PRINTED WIRING BOARD ...................170
[4] IR UNIT PRINTED WIRING BOARD ......................171
[5] MEMC UNIT PRINTED WIRING BOARD................172
[6] RS232 UNIT PRINTED WIRING BOARD................174
[7] Convert UNIT PRINTED WIRING BOARD..............175
CHAPTER 8. SCHEMATIC DIAGRAM
[1] MAIN SCHEMATIC DIAGRAM ..............................177
[2] POWER SCHEMATIC DIAGRAM............................203
[3] KEY SCHEMATIC DIAGRAM..................................208
[4] IR SCHEMATIC DIAGRAM......................................209
[5] MEMC SCHEMATIC DIAGRAM...............................210
[6] RS232 SCHEMATIC DIAGRAM...............................215
[7] Convert SCHEMATIC DIAGRAM.............................216
CHAPTER 9. Parts Guide
[1] SPARE PARTS LIST...............................................218
[2] CABINET PARTS ...................................................311
[3] SUPPLIED ACCESSOORIES............................... ..323
[4] PACKING PARTS....................................................324
In the interests of user-safety (Required by safety regulations in some countries) the set should be restored to its orig-
in
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