Sharp LC-40LE830E/RU User 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.
SERVICE MANUAL
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 for using lead-free solder ...............ii
End of life disposal ............................................ iii
OUTLINE
MAJOR SERVICE PARTS ................................iv
CHAPTER 1. SPECIFICATIONS
[1] SPECIFICATIONS ......................................... 1-1
CHAPTER 2. OPERATION MANUAL
[1] Parts Name .................................................... 2-1
[2] OPERATION MANUAL .................................. 2-5
CHAPTER 3. DIMENSIONS
[1] DIMENSIONS
(LC-40LE830E, RU/831E, S) ......................... 3-1
[2] DIMENSIONS
(LC-46LE830E, RU/831E, S) ......................... 3-2
CHAPTER 4. REMOVING OF MAJOR PARTS
[1] REMOVING OF MAJOR PARTS
(LC-40LE830E, RU/831E, S) ......................... 4-1
[2] REMOVING OF MAJOR PARTS
(LC-46LE830E, RU/831E, S) ......................... 4-6
[3] The location putting on the heat measure
sheet ............................................................ 4-11
[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] LED flashing specification at the time of the
error .............................................................6-18
CHAPTER 7. MAJOR IC INFORMATIONS
[1] MAJOR IC INFORMATIONS .........................7-1
CHAPTER 8. OVERALL WIRING/SYSTEM BLOCK
DIAGRAM
[1] OVERALL WIRING DIAGRAM
(LC-40LE830E, RU) ......................................8-1
[2] OVERALL WIRING DIAGRAM
(LC-40LE831E, S) .........................................8-2
[3] OVERALL WIRING DIAGRAM
(LC-46LE830E, RU) ......................................8-3
[4] OVERALL WIRING DIAGRAM
(LC-46LE831E, S) .........................................8-4
[5] SYSTEM BLOCK DIAGRAM
(LC-40/46LE830E, RU) .................................8-5
[6] SYSTEM BLOCK DIAGRAM
(LC-40/46LE831E, S) ....................................8-6
Parts Guide
TopPage
CONTENTS
No. S41P640LE830E
LC-40/46LE830E, RU/831E, S
LCD COLOUR TELEVISION
LC-40LE830E/RU
LC-46LE830E/RU
LC-40LE831E/S
LC-46LE831E/S
MODELS
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.

Sharp LC-40LE830E/RU Specifications

General

Screen Size	40 inches
Resolution	1920 x 1080 pixels
Display Technology	LCD
Backlight Type	LED
Refresh Rate	100 Hz
HDMI Ports	4
USB Ports	2
Audio Output	2 x 10 W
3D	Yes
Smart TV	Yes
Ethernet Port	Yes
Wi-Fi	Yes
Weight	14.5 kg

Summary

Safety Precautions and Handling

Important Service Safety Precautions

Crucial safety measures for qualified technicians, including warnings and leakage current checks.

Precautions for Using Lead-Free Solder

Chapter 1: Specifications

Detailed TV Specifications

Comprehensive technical specifications for 40" and 46" models, covering panel, video, audio, and connectivity.

Chapter 2: Operation Manual

Chapter 4: Removing of Major Parts

Removing Stand Unit and Rear Cabinet

Detailed steps for disassembling the stand unit and rear cabinet assembly.

Removing Speaker and LCD Control Unit

Removing Key Components

Steps for removing speaker, LCD panel module, MAIN unit, POWER unit, and LCD CONTROL unit.

Removing Front Panel Components

Chapter 5: Adjustment Procedures

Adjustment Method After PWB/IC Replacement

Details the procedure for adjusting the TV after component replacement, including model name checks.

Entering and Exiting Adjustment Process Mode

Video Signal Adjustment Procedures

Procedures for adjusting PAL, SECAM, Component, PC, and RGB signals for optimal picture quality.

White Balance Adjustment

Method for adjusting white balance by modifying R/G/B gain and offset values for color accuracy.

Initialization to Factory Settings

Upgrading the Software

Chapter 6: Troubleshooting

Troubleshooting Table: No Power/No Startup

Guides users through diagnosing power-related issues based on symptoms and LED status.

Troubleshooting: No Sound Output

Flowcharts for diagnosing sound issues from speakers, woofers, and external audio outputs.

Troubleshooting: No Picture Output

Flowcharts for diagnosing picture issues across various input sources like TV, external inputs, and HDMI.

LED Flashing Specification at Error Time

Explains different LED blinking patterns indicating specific error conditions and their meanings.

Concrete Flashing Patterns and Causes

Details specific LED flash patterns and their corresponding causes, including error codes.

Chapter 7: Major IC Informations

Key Integrated Circuits (ICs) Identification

Chapter 8: Wiring and System Block Diagrams

Overall Wiring Diagram - LC-40LE830E/RU

Overall Wiring Diagram - LC-40LE831E/S

Overall Wiring Diagram - LC-46LE830E/RU

Overall Wiring Diagram - LC-46LE831E/S

System Block Diagram - LC-40/46LE830E/RU

System Block Diagram - LC-40/46LE831E/S