SERVICE MANUAL
LC-46SB57U/LC-52SB57U
No. S49Y6LC46SB57
LC-46SB57U
LC-52SB57U
MODELS
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
PRECAUTION.....................................................i
PRECAUTIONS A PRENDRE LORS DE
LA REPARATION ...............................................ii
PRECAUTIONS FOR USING LEAD-FREE
SOLDER ........................................................... iii
CHAPTER 1. SPECIFICATIONS
[1] SPECIFICATIONS ......................................... 1-1
CHAPTER 2. OPERATION MANUAL
[1] OPERATION
MANUAL .................................. 2-1
CHAPTER 3. DIMENSIONS
[1] DIMENSIONS
(LC-46SB57U)........................ 3-1
[2] DIMENSIONS
(LC-52SB57U)........................ 3-2
CHAPTER 4. REMOVING OF MAJOR PARTS
[1] REMOVING OF MAJOR PARTS
(LC-46SB57U)................................................ 4-1
[2] REMOVING OF MAJOR PARTS
(LC-52SB57U)................................................ 4-7
CHAPTER 5. ADJUSTMENT
[1] ADJUSTMENT
PROCEDURE ....................... 5-1
[2] PUBLIC MODE SETTING PROCEDURE ....... 5-16
CHAPTER 6. TROUBLESHOOTING TABLE
[1] TROUBLESHOOTING
TABLE ......................6-1
CHAPTER 7. OVERALL WIRING/SYSTEM BLOCK
DIAGRAM
[1] OVERALL WIRING DIAGRAM......................7-1
[2] SYSTEM BLOCK DIAGRAM.........................7-2
CHAPTER 8. PRINTED WIRING BOARD
ASSEMBLIES
[1] KEY
Unit ........................................................8-1
[2] MAIN
Unit ......................................................8-2
[3] R/C,
LED
Unit ................................................8-6
CHAPTER 9. SCHEMATIC DIAGRAM
[1] DESCRIPTION
OF
SCHEMATIC
DIAGRAM......................................................9-1
[2] KEY
Unit ........................................................9-2
[3] MAIN
Unit ......................................................9-3
[4] R/C,
LED
Unit ..............................................9-19
Parts Guide
TopPage
CONTENTS
LCD COLOR TELEVISION
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.
