Sharp LC-70LE740E Service Manual

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LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,848E (1st Edition)
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.
SAFETY PRECAUTION
IMPORTANT SERVICE SAFETY PRECAUTION ............. . ............. i
Precautions for using lead-free solder .............................. . ............ ii
End of life disposal............................................................ . ............iii
OUTLINE
MAJOR SERVICE PARTS ................................................ . ........... iv
CHAPTER 1. SPECIFICATIONS
[1] SPECIFICATIONS (LC-60/70LE740E/RU,741E/S,743E) . . .........1-1
[2] SPECIFICATIONS (LC-60LE830E, RU/831E, S/833E) .... . .........1-3
[3] SPECIFICATIONS (LC-80LE645E/RU,646E/S,648E) ...... . .........1-5
CHAPTER 2. OPERATION MANUAL
[1] Parts Name (LC-60/70LE740E/RU,741E/S,743E)............ . .........2-1
[2] OPERATION MANUAL (LC-60/70LE740E/RU,741E/
S,743E) ............................................................................. . .........2-5
[3] Parts Name (LC-60LE830E, RU/831E, S/833E)............... . .........2-6
[4] OPERATION MANUAL (LC-60LE830E, RU/831E, S/
833E) ................................................................................ . .......2-10
[5] Parts Name (LC-80LE645E/RU,646E/S,648E)................. . ....... 2-11
[6] OPERATION MANUAL (LC-80LE645E/RU,646E/S,648E) ........2-15
CHAPTER 3. DIMENSIONS
[1] DIMENSIONS (LC-60/70LE740E/RU,741E/S,743E) ........ . .........3-1
[2] DIMENSIONS (LC-60LE830E, RU/831E, S/833E)........... . .........3-3
[3] DIMENSIONS (LC-80LE645E/RU,646E/S,648E)............. . .........3-4
CHAPTER 4. REMOVING OF MAJOR PARTS
[1] The location putting on the heat measure sheet............... . .........4-1
[2] Precautions for assembly.................................................. . .........4-3
CHAPTER 5. ADJUSTMENT
[1] ADJUSTMENT PROCEDURE (LC-60/70LE740E/
RU,741E/S,743E) ............................................................. . .........5-1
[2] ADJUSTMENT PROCEDURE (LC-60LE840E/RU,841E/
S,843E) ............................................................................. . .......5-22
[3] ADJUSTMENT PROCEDURE (LC-80LE645E/RU,646E/
S,648E) ............................................................................. . .......5-44
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.

SERVICE MANUAL

LCD COLOUR TELEVISION
MODELS
CONTENTS
CHAPTER 6. TROUBLESHOOTING TABLE
[1] TROUBLESHOOTING TABLE (LC-60/70LE740E/
RU,741E/S,743E) ............................................................. . .........6-1
[2] LED flashing specification at the time of the error (LC-60/
70LE740E/RU,741E/S,743E)............................................ . .......6-18
[3] TROUBLESHOOTING TABLE (LC-60LE840E/RU,841E/
S,843E) ............................................................................. . .......6-22
[4] LED flashing specification at the time of the error (LC-
60LE840E/RU,841E/S,843E)............................................ . .......6-39
[5] TROUBLESHOOTING TABLE (LC-80LE645E/RU,646E/
S,648E) ............................................................................. . .......6-43
[6] LED flashing specification at the time of the error (LC-
80LE645E/RU,646E/S,648E)............................................ . .......6-60
CHAPTER 7. MAJOR IC INFORMATIONS
[1] MAJOR IC INFORMATIONS (LC-60/70LE740E/RU,741E/
S,743E) ............................................................................. . .........7-1
[2] MAJOR IC INFORMATIONS (LC-60LE840E/RU,841E/
S,843E) ............................................................................. . .........7-2
[3] MAJOR IC INFORMATIONS (LC-80LE645E/RU,646E/
S,648E) ............................................................................. . .........7-3
CHAPTER 8. OVERALL WIRING/SYSTEM BLOCK DIAGRAM
[1] OVERALL WIRING DIAGRAM (LC-60LE740E/RU,741E/
S,743E) ............................................................................. . .........8-1
[2] OVERALL WIRING DIAGRAM (LC-70LE740E/RU,741E/
S,743E) ............................................................................. . .........8-2
[3] OVERALL WIRING DIAGRAM (LC-60LE840E/RU,841E/
S,843E) ............................................................................. . .........8-3
[4] OVERALL WIRING DIAGRAM (LC-80LE645E/RU,646E/
S,648E) ............................................................................. . .........8-4
[5] SYSTEM BLOCK DIAGRAM (LC-60/70LE740E/RU,743E) ..........8-5
[6] SYSTEM BLOCK DIAGRAM (LC-60/70LE741E/S).......... . .........8-6
[7] SYSTEM BLOCK DIAGRAM (LC-60LE840E/RU,843E)... . .........8-7
[8] SYSTEM BLOCK DIAGRAM (LC-60LE841E/S) ............... . .........8-8
[9] SYSTEM BLOCK DIAGRAM (LC-80LE645E/RU,648E)... . .........8-9
[10] SYSTEM BLOCK DIAGRAM (LC-80LE646E/S) ............... . .......8-10
Parts Guide
No. S32W360LE740E
LC-60/70LE740E/RU
LC-60/70LE741E/S
LC-60/70LE743E
LC-60LE840E/RU
LC-60LE841E/S
LC-60LE843E
LC-80LE645E/RU
LC-80LE646E/S
LC-80LE648E
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.