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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
CAUTION............................................... . ............ i
Precautions for using lead-free solder ... . ........... ii
End of life disposal................................. . .......... iii
MAJOR SERVICE PARTS..................... . .......... iv
[1]
SPECIFICATIONS (LC-52,60LE830E/
RU,831E/S)............................................ . ........1-1
[2]
SPECIFICATIONS (LC-52,60LE833E) .. . ........1-2
CHAPTER 2. OPERATION MANUAL
[1]
Parts Name ............................................ . ........2-1
[2]
OPERATION MANUAL .......................... . ........2-5
CHAPTER 3. DIMENSIONS
[1]
S/833E).................................................. . ........3-1
[2]
S/833E).................................................. . ........3-2
[1]
REMOVING OF MAJOR PARTS (LC-
52LE830E,RU/831E,S/833E) ................ . ........4-1
[2]
60LE830E,RU/831E,S/833E) ................ . ........4-6
[3]
sheet ...................................................... . ......4-11
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
LC-52/60LE830E/RU
LC-52/60LE831E/S
LC-52/60LE833E
MODELS
CONTENTS
LC-52/60LE830E,RU/831E,S/833E
No. S81T252LE830E
[4]
Precautions for assembly ............................ 4-13
[5]
The way of detaching Rear Cabinet ............ 4-15
CHAPTER 5. ADJUSTMENT
[1]
ADJUSTMENT PROCEDURE ...................... 5-1
CHAPTER 6. TROUBLESHOOTING TABLE
[1]
TROUBLESHOOTING TABLE ...................... 6-1
[2]
error............................................................. 6-18
[1]
MAJOR IC INFORMATIONS......................... 7-1
[1]
52LE830E, RU/833E).................................... 8-1
[2]
52LE831E, S) ................................................ 8-2
[3]
60LE830E, RU/833E).................................... 8-3
[4]
60LE831E, S) ................................................ 8-4
[5]
SYSTEM BLOCK DIAGRAM (LC-52/
60LE830E, RU/833E).................................... 8-5
[6]
SYSTEM BLOCK DIAGRAM (LC-52/
60LE831E, S) ................................................ 8-6
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
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Table of Contents
Related Manuals for Sharp Aquos LC-52LE831S
Summarization of Contents
SAFETY PRECAUTION
IMPORTANT SERVICE SAFETY PRECAUTION
Essential safety measures for servicing technicians.
OUTLINE
MAJOR SERVICE PARTS
Lists key service parts for the television models.
CHAPTER 1. SPECIFICATIONS
SPECIFICATIONS (LC-52,60LE830E/RU,831E/S)
Technical specifications for specific TV models.
SPECIFICATIONS (LC-52,60LE833E)
Technical specifications for the LC-52/60LE833E model.
CHAPTER 2. OPERATION MANUAL
Parts Name
Identifies external parts and connectors of the TV.
Attaching the stand unit
Step-by-step instructions for assembling the TV stand.
CHAPTER 3. DIMENSIONS
DIMENSIONS (LC-52LE830E, RU/831E, S/833E)
Physical dimensions of the 52-inch TV models.
DIMENSIONS (LC-60LE830E, RU/831E, S/833E)
Physical dimensions of the 60-inch TV models.
CHAPTER 4. REMOVING OF MAJOR PARTS
REMOVING OF MAJOR PARTS (LC-52LE830E,RU/831E,S/833E)
Procedures for disassembling major components of 52-inch models.
REMOVING OF MAJOR PARTS (LC-60LE830E,RU/831E,S/833E)
Procedures for disassembling major components of 60-inch models.
The location putting on the heat measure sheet
Identifies locations for applying heat measure sheets on PWB units.
Precautions for assembly
Guidelines and precautions for assembling internal components.
The way of detaching Rear Cabinet
Step-by-step guide on how to remove the rear cabinet.
CHAPTER 5. ADJUSTMENT
ADJUSTMENT PROCEDURE
Detailed steps for performing various TV adjustments after repair.
Notes of Touch sensor key unit
Important notes regarding the touch sensor key unit.
Method of shuts down for Power supply
Procedure to safely shut down the TV's power supply.
Entering and exiting the adjustment process mode
How to access and exit the service adjustment mode.
Remote controller key operation and description of display in adjustment process mode
Explains remote control functions within the adjustment mode.
Description of display
Explains the various display elements in the adjustment mode.
List of adjustment process mode menu
Comprehensive list of adjustable parameters and their settings.
Special features
Describes unique features related to service modes.
Lamp Error detection
Explains the lamp error detection feature and troubleshooting.
Public Mode
Details on accessing and configuring the public mode settings.
Copy Mode
Procedures for copying data between the TV and USB devices.
Video signal adjustment procedure
Steps for adjusting video signal inputs like PAL, SECAM, RGB.
White balance adjustment
Procedure for adjusting white balance and color parameters.
Confirmation item
Checks and confirmations after repair procedures.
Initialization to factory settings
Steps to reset the TV to its original factory settings.
Upgrading the software
Instructions for updating the TV's firmware via USB.
CHAPTER 6. TROUBLESHOOTING TABLE
No picture on the monitor
TROUBLESHOOTING TABLE
A guide to diagnose and resolve common TV issues.
No power (Central Icon LED failure to light up) or No startup (Central Icon LED is flashing)
Troubleshooting steps for power-related startup failures.
The sound is not emitted from the Speaker & Woofer though the picture has come out.
Diagnosing and fixing audio output problems.
No sound output in all modes?
Troubleshooting steps for general lack of sound.
No sound (during the reception of TV (ANALOG) broadcasting)
Specific steps for no sound during analog TV reception.
No sound (during the reception of TV (DIGITAL) broadcasting)
Specific steps for no sound during digital TV reception.
No sound (during the reception of TV (DIGITAL-Satellite) broadcasting)
Specific steps for no sound during digital satellite reception.
[External input EXT1] No picture on the display (5)
Troubleshooting no picture on EXT1 for specific signal types.
No sound from external input devices (1)
Diagnosing no sound from external audio/video inputs.
No sound from external input devices (2)
Troubleshooting no sound from EXT2 input.
No sound from external input devices (3)
Troubleshooting no sound from EXT3 input.
No sound from external input devices (4)
Troubleshooting no sound from HDMI-2 mode.
No sound from external input devices (5)
Troubleshooting no sound from HDMI1/2/3/4 inputs.
No sound from external output device (2)
Troubleshooting no sound from headphone/audio output terminals.
No sound from external output device (3)
Troubleshooting no sound from digital audio output terminal.
No sound from external output device (4)
Troubleshooting no sound from HDMI1 output.
No picture on the display (1)
General troubleshooting for no picture on the LCD screen.
No picture on the display (2)
Troubleshooting no picture during VHF/UHF reception.
No picture on the display (3)
Troubleshooting no picture during DIGITAL reception.
No picture on the display (4)
Troubleshooting no picture during DIGITAL-Satellite reception.
[External input EXT1] No picture on the display (5)
Troubleshooting no picture from EXT1 CVBS signal.
[External input EXT1] No picture on the display (6)
Troubleshooting no picture from EXT1 Y/C video signal.
[External input EXT1] No picture on the display (7)
Troubleshooting no picture from EXT1 R/G/B signal.
[External input EXT2] No picture on the display (8)
Troubleshooting no picture from EXT2 CVBS signal.
[External input EXT3] No picture on the display (9)
Troubleshooting no picture from EXT3 COMPONENT signal.
[External input PC] No picture on the display (10)
Troubleshooting no picture from PC input.
[External input HDMI-1/2/3/4] No picture on the display (11)
Troubleshooting no picture from HDMI inputs.
Troubleshooting no picture during external connection.
No light (Back Light doesn't light)
Steps for diagnosing and fixing backlight issues.
LCD Panel failure (1)
Common LCD panel issues and their initial troubleshooting.
LCD Panel failure (2)
Further LCD panel failure symptoms and checks.
LED flashing specification at the time of the error
Explains LED blinking codes indicating different error types.
Table 1. Concrete flashing pattern
Maps LED flash patterns to specific error causes.
MONITOR ERR STBY table
Table listing error codes stored in EEPROM and their descriptions.
CHAPTER 7. MAJOR IC INFORMATIONS
[1] MAJOR IC INFORMATIONS
Lists major integrated circuits and their functions.
CHAPTER 8. OVERALL WIRING/SYSTEM BLOCK DIAGRAM
[1] OVERALL WIRING DIAGRAM (LC-52LE830E, RU/833E)
Wiring diagram for specific TV models.
[2] OVERALL WIRING DIAGRAM (LC-52LE831E, S)
Wiring diagram for LC-52LE831E/S models.
[3] OVERALL WIRING DIAGRAM (LC-60LE830E, RU/833E)
Wiring diagram for 60-inch LC-LE830E/RU/833E models.
[4] OVERALL WIRING DIAGRAM (LC-60LE831E, S)
Wiring diagram for 60-inch LC-LE831E/S models.
[5] SYSTEM BLOCK DIAGRAM (LC-52/60LE830E, RU/833E)
System block diagram for specific TV models.
[6] SYSTEM BLOCK DIAGRAM (LC-52/60LE831E, S)
System block diagram for LC-52/60LE831E/S models.
SHARP PARTS GUIDE
[1] PRINTED WIRING BOARD ASSEMBLIES
Lists printed wiring board assemblies used in the TV.
[2] LCD PANEL MODULE UNIT
Lists the LCD panel module units.
[3] CABINET PARTS (LC-52LE830E,RU/831E,S/833E)
Lists cabinet parts for 52-inch models.
[4] CABINET PARTS (LC-60LE830E,RU/831E,S/833E)
Lists cabinet parts for 60-inch models.
[5] SUPPLIED ACCESSORIES/PACKING PARTS (LC-52LE830E,RU/831E,S/833E)
Lists supplied accessories for 52-inch models.
[6] SUPPLIED ACCESSORIES/PACKING PARTS (LC-60LE830E, RU/831E,S/833E)
Lists supplied accessories for 60-inch models.
[7] SERVICE JIGS (USE FOR SERVICING)
Lists special jigs used for servicing the TV.
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