Sharp LC-32LE244E - User Manual

SERVICE MANUAL
LC-32LE244E/144E
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 PRE-
CAUTION ............................................................i
Precautions for using lead-free solder ...............ii
End of life disposal ............................................ iii
CHAPTER 1. OPERATION MANUAL
[1] OPERATION MANUAL .................................. 1-1
CHAPTER 2. Precaution when you open back cabi-
net
[1] Precaution when you open back cabinet........ 2-1
CHAPTER 3. WB Adjustment Method
[1] WB Adjustment Method ................................. 3-1
CHAPTER 4. The Panel Type Changing Method
(only for LC-32LE244E)
[1] The Panel Type Changing Method (only for
LC-32LE244E) ............................................... 4-1
CHAPTER 5. Software Update Method
[1] Software Update Method...............................5-1
CHAPTER 6. Hotel Mode
[1] Hotel Mode ....................................................6-1
CHAPTER 7. TroubleShootingTable
[1] TroubleShooting Table...................................7-1
CHAPTER 8. Key Component on MB
[1] Key Component on MB .................................8-1
CHAPTER 9. OVERLL WIRING/BLOCK DIAGRAM
[1] OVERALL WIRING DIAGRAM (LC-
32LE244E).....................................................9-1
[2] OVERALL WIRING DIAGRAM (LC-
32LE144E).....................................................9-2
[3] SYSTEM BLOCK DIAGRAM.........................9-3
Parts Guide
TopPage
CONTENTS
No. S62X332LE244E
LC-32LE244E
LC-32LE144E
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.
LCD COLOUR TELEVISION

Sharp LC-32LE244E Specifications

General

Screen Size	32 inches
Display Type	LED
HDMI Ports	2
USB Ports	1
Refresh Rate	50 Hz
Built-in Wi-Fi	No
Smart TV	No
Resolution	1366 x 768

Summary

Safety Precautions

Important Service Safety Precautions

Critical safety measures and guidelines for qualified service technicians.

Pre-Return Safety Checks

Essential safety checks to perform before returning the serviced TV to the user.

Lead-Free Solder Precautions

Guidelines and precautions for working with lead-free solder during repairs.

End of Life Disposal

Information on proper disposal procedures for the equipment and batteries.

Operation Manual

Supplied Accessories

Lists and illustrates the components and accessories included with the TV.

Mounting the TV on a Wall

Guidelines and safety warnings for mounting the TV using a SHARP wall mount bracket.

Back Cabinet Opening Precautions

Wire Forming and Taping Procedures

Instructions for correctly routing and securing internal wiring after PWB or module exchange.

Wire Forming Details

Detailed visual information for correct wire forming and placement inside the TV.

Specific Wire Routing Areas

Detailed instructions for wire routing within specific red and blue areas of the TV.

Green Area Wire Forming

Instructions for routing wires in the green area, including spacer usage.

White Balance Adjustment

White Balance Adjustment Procedure

Step-by-step guide for performing white balance adjustment using a color analyzer.

White Balance Adjustment Details

Specifications and procedures for adjusting R, G, B values for different color temperatures.

Panel Type Changing Method

Panel Type Change Procedure

Steps to change the TV's panel type, typically after a main board exchange.

Software Update Method

Software Update Procedure

Instructions for updating the TV's software using a USB memory device.

Hotel Mode Configuration

Hotel Mode Specifications

Detailed list of hotel mode features, functions, and their configurable settings.

Entering Hotel Mode

Step-by-step instructions to access and activate the hotel mode menu on the TV.

Troubleshooting Guide

No Power or Startup Issues

Diagnosing and resolving issues where the TV does not power on or start up.

Sound Output Issues

Troubleshooting steps when audio is not emitted from speakers or earphones.

No Sound from External Inputs

Diagnosing sound problems related to component and SCART external input signals.

No Sound from Internal Outputs

Troubleshooting sound issues originating from SPDIF and SCART internal output signals.

No Picture (General Display)

Initial troubleshooting for a blank screen or no video display across all models.

No Picture (Tuner Reception)

Troubleshooting picture and sound issues during analog and digital tuner reception.

No Picture (CVBS Signal)

Diagnosing no video issues related to the CVBS (composite video) signal input.

No Picture (Component;RGB Signal)

Troubleshooting no video when using Component (Y/Pb/Pr) or RGB input signals.

No Picture (HDMI Signal)

Diagnosing no video or sound issues related to HDMI input signals.

Main Board Key Components

Wiring and Block Diagrams

Overall Wiring Diagram (LC-32 LE244 E)

Wiring diagram illustrating the internal connections for the LC-32LE244E model.

Overall Wiring Diagram (LC-32 LE144 E)

Wiring diagram illustrating the internal connections for the LC-32LE144E model.

System Block Diagram

High-level block diagram showing the overall system architecture of the TV.

Parts Guide

Printed Wiring Board Assemblies

List of printed wiring boards, their part codes, and descriptions.

LCD Panel Module Unit

Identification and part codes for the LCD panel module unit.

Cabinet and Mechanical Parts

List of cabinet and mechanical components with their respective part codes.

Supplied Accessories and Packing Parts

Details of supplied accessories, packing materials, and their part identification.