Sharp LC-37A37M

SERVICE MANUAL
LC-37A37M
No. S19W2LC37A37M
LC-37A37M
MODEL
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 DIFFERENCES FROM BASE MODEL
OUTLINE.............................................................i
DIFFERENCES FROM BASE MODEL...............i
SAFETY PRECAUTION
IMPORTANT SERVICE SAFETY PRE-
CAUTION...........................................................ii
PRECAUTIONS FOR USING LEAD-FREE
SOLDER ...........................................................iii
CHAPTER 1. SPECIFICATIONS
[1] SPECIFICATIONS ......................................... 1-1
CHAPTER 2. OPERATION MANUAL
[1] OPERATION MANUAL .................................. 2-1
CHAPTER 3. DIMENSIONS
[1] DIMENSIONS ................................................ 3-1
CHAPTER 4. REMOVING OF MAJOR PARTS
[1] REMOVING OF MAJOR PARTS...................4-1
CHAPTER 5. OVERALL WIRING DIAGRAM
[1] OVERALL WIRING DIAGRAM......................5-1
CHAPTER 6. PRINTED WIRING BOARD
[1] POWER UNIT................................................6-1
[2] INVERTER UNIT...........................................6-4
CHAPTER 7. SCHEMATIC DIAGRAM
[1] SCHEMATIC DIAGRAM................................7-1
Parts Guide
TopPage
CONTENTS
LCD COLOR TELEVISION
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.
This model is based on the LC-32A37M and partially modified.
For the contents not covered in this Service Manual, accordingly, please refer to the LC-32A37M (SY8U6LC32A37M)
Service Manual.
OUTLINE

Sharp LC-37A37M Specifications

General

Screen Size	37 inches
Resolution	1366 x 768
Display Type	LCD
Aspect Ratio	16:9
Brightness	450 cd/m²
Contrast Ratio	1200:1
Response Time	6 ms
HDMI Ports	2
Component Video Inputs	1
S-Video Input	1
Audio Output	20W (10W x 2)
Viewing Angle	176°
PC Input	1 (15-pin D-Sub)

Summary

Safety Precautions

Important Service Safety Precautions

Outlines critical safety procedures for service technicians to prevent hazards.

Safety Notice

Highlights special safety characteristics of electrical/mechanical parts and replacement part importance.

Precautions for Using Lead-Free Solder

Chapter 1: Specifications

[1] Specifications

Chapter 4: Removing of Major Parts

2. Removing of Connectors, Speakers, Stand Cover Assy and Stand Assy

1. Removing of Rear Cabinet

Chapter 4: Removing of Major Parts

3. Removing of PWB Units

4. Removing of LCD Panel Unit

Chapter 5: Overall Wiring Diagram

[1] Overall Wiring Diagram

Chapter 6: Printed Wiring Board

[1] Power Unit

Shows the component layout and PWB for the power supply unit.

[2] Inverter Unit

Displays the component layout and PWB for the inverter unit.

Chapter 7: Schematic Diagram

[1] Schematic Diagram

Explains measurement conditions, component indications, and safety notes for schematics.

1. Description of Schematic Diagram

Explains measurement conditions, component indications, and safety notes for schematics.

Chapter 7: Schematic Diagram

2. Power Unit

Provides the detailed schematic diagram for the power unit.

3. Inverter Unit

Provides the detailed schematic diagram for the inverter unit.

SHARP PARTS GUIDE

[3] DUNTKF064 FM02 (Power Unit) Parts

Comprehensive list of parts for the power unit, including codes and descriptions.

[4] DUNTKF072 FM01 (Inverter Unit) Parts

Comprehensive list of parts for the inverter unit, including codes and descriptions.

[5] Cabinet Parts

[6] LCD Panel Module Parts