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LC-26SH330, LC-32SH330, LC-42SH330
SERVICE MANUAL
No.
LCD COLOUR TELEVISION
LC-26SH330
LC-32SH330
MODELS LC-42SH330
In the interests of user-safety (Required by safety regulations in some countries) the set should be restored to its orig-
inal condition and only parts identical to those specified should be used.
CONTENTS
SAFETY PRECAUTION [2] POWER MANAGEMENT BLOCK DIAGRAM .......107
IMPORTANT SERVICE SAFETY PRE- [3] WIRING DIAGRAM ...............................................109
CAUTION ....................................................................2
Precautions for using lead-free solder .......................3 CHAPTER 7. PRINTED WIRING BOARD
[1] MAIN UNIT PRINTED WIRING BOARD ...............112
CHAPTER 1. OPERATION MANUAL [2] POWER UNIT PRINTED WIRING BOARD ..........116
[1] SPECIFICATIONS ..................................................4 [3] KEY UNIT PRINTED WIRING BOARD .................120
[2] OPERATION MANUAL ...........................................5 [4] IR UNIT PRINTED WIRING BOARD ....................121
[3] DIMENSIONS .......................................................10 [5] RS232 UNIT PRINTED WIRING BOARD .............122
CHAPTER 2. REMOVING OF MAJOR PARTS CHAPTER 8. SCHEMATIC DIAGRAM
[1] REMOVING OF MAJOR PARTS ..........................11 [1] MAIN SCHEMATIC DIAGRAM ............................123
[2] POWER SCHEMATIC DIAGRAM ........................149
CHAPTER 3. ADJUSTMENT PROCEDURE [3] KEY SCHEMATIC DIAGRAM ..............................152
[1] ADJUSTMENT PROCEDURE .............................26 [4] IR SCHEMATIC DIAGRAM ..................................153
[2] SERVICE MODE ..................................................42 [5] RS232 SCHEMATIC DIAGRAM ...........................154
[3] SOFTWARE UPGRADE PROCEDURE...............43
CHAPTER 9. PARTS GUIDE
CHAPTER 4. TROUBLESHOOTING TABLE [1] SPARE PARTS LIST.............................................155
[1] TROUBLESHOOTING TABLE.............................44 [2] CABINET PARTS ..................................................210
[3] SUPPLIED ACCESSOORIES................................216
CHAPTER 5. MAJOR IC INFORMATIONS [4] PACKING PARTS..................................................217
[1] MAJOR IC INFORMATIONS................................83
CHAPTER 6. BLOCK DIAGRAM/WIRING DIAGRAM
[1] BLOCK DIAGRAM ..............................................105
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.
1
LC-26SH330, LC-32SH330, LC-42SH330
SAFETY PRECAUTION
IMPORTANT SERVICE SAFETY PRECAUTION
Service work should be performed only by qualified service technicians who are thoroughly familiar with all safety checks and the
servicing guidelines which follow: