Sharp Aquos LC-32DH77E, Service Manual

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SERVICE MANUAL
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.
OUTLINE AND LIST OF CHANGED PARTS
OUTLINE.............................................................i
LIST OF CHANGED PARTS
(LC-32DH77E/RU/S)..........................................ii
LIST OF CHANGED PARTS
(LC-42DH77E/RU/S)..........................................ii
LIST OF CHANGED PARTS
(LC-46DH77E/RU/S)..........................................ii
SAFETY PRECAUTION
IMPORTANT SERVICE SAFETY PRE-
CAUTION .......................................................... iii
Precautions for using lead-free solder ..............iv
End of life disposal .............................................v
CHAPTER 1. OPERATION MANUAL
[1] SPECIFICATIONS ......................................... 1-1
CHAPTER 2. REMOVING OF MAJOR PARTS
(LC-32DH77E/RU/S ONLY)
[1] REMOVING OF MAJOR PARTS ................... 2-1
CHAPTER 3. ADJUSTMENT PROCEDURE
[1] ADJUSTMENT PROCEDURE ....................... 3-1
CHAPTER 4. BLOCK DIAGRAM/WIRING DIAGRAM
[1] MAIN BLOCK DIAGRAM...............................4-1
[2] SYSTEM BLOCK DIAGRAM
(LC-32DH77E/RU/S) .....................................4-2
[3] SYSTEM BLOCK DIAGRAM
(LC-42/46DH77E/RU/S) ................................4-3
[4] OVERALL WIRING DIAGRAM
(LC-32DH77E/RU/S) .....................................4-4
[5] OVERALL WIRING DIAGRAM
(LC-42DH77E/RU/S) .....................................4-5
[6] OVERALL WIRING DIAGRAM
(LC-46DH77E/RU/S) .....................................4-6
CHAPTER 5. PRINTED WIRING BOARD
[1] MAIN UNIT PRINTED WIRING BOARD........5-1
CHAPTER 6. SCHEMATIC DIAGRAM
[1] DESCRIPTION OF SCHEMATIC DIA-
GRAM............................................................6-1
[2] SCHEMATIC DIAGRAM ................................6-2
Parts Guide
TopPage
CONTENTS
CONTENTS
In the interests of user-safety (Required by safety regulations in some countries) the set should be restored to its original condition
and only parts identical to those specified should be used.
OUTLINE
LC - 32/42/46DH77E/RU/S
This Service Manual covers the differences from LC-32DH77E/RU/S, LC-42/46DH77E/RU/S/V. For other technical information, refer
to the LC-32DH77E/RU/S (No. S19V4LC32D77E) Service Manual and LC-42/46DH77E/RU/S/V (No. S19W3LC42DH77) Service
Manual.
For LED Unit and KEY Unit, refer to the Service Manual for LC-52DH77E/RU/S (No. S49Z2LC52DH77E).
The previous models and the new model can be identified with the following markings.
•
The C character is added at the end of the model name on the model label.
•
The C character is also added at the end of the model name on the number label (barcode label) of the packing case.
•
The serial product numbers are 90511112 (LC-32DH77E/RU/S), 90511112 (LC-42DH77E/RU/S), 90611112 (LC-46DH77E/RU/S)
and on.
SUPPLEMENT
LCD COLOUR TELEVISION
MODELS
LC-32DH77E/RU/S
LC-42DH77E/RU/S
LC-46DH77E/RU/S
No. S59Z5LC32D77C