Sharp LC-39LE440U User Manual

1
CONTENTS
SAFETY PRECAUTION
IMPORTANT SERVICE SAFETY PRECAUTION......................................................................... ………………………2
CHAPTER 1. SPECIFICATIONS
[1] SPECIFICATIONS ................................................................................................................................ 4
[2] DIMENSIONS........................................................................................................................................ 5
CHAPTER 2. REMOVING OF MAJOR PARTS
[1] REMOVING OF MAJOR PARTS ............................................................................................................ 7
CHAPTER 3. ADJUSTMENT PROCEDURE
[1] ADJUSTMENT PROCEDURE ............................................................................................................. 23
[2] SERVICE MODE.................................................................................................................................. 28
[3] FACTORY MODE AUTOMATION BEHAVIOR.......................................................................................... 29
[4] SOFTWARE UPGRADE PROCEDURE................................................................................................... 29
CHAPTER 4. TROUBLESHOOTING TABLE
[1] TROUBLESHOOTING TABLE ......................................................................................................................... 30
CHAPTER 5. MAJOR IC INFORMATIONS
[1] MAJOR IC INFORMATIONS ................................................................................................................ 46
CHAPTER 6. BLOCK DIAGRAM/WIRING DIAGRAM
[1] BLOCK DIAGRAM ........................................................................................................................ ….. 50
[2] POWER MANAGEMENT BLOCK DIAGRAM .................................................................................................... 51
[3] WIRING DIAGRAM .......................................................................................................................................... 52
CHAPTER 7. PRINTED WIRING BOARD
[1] MAIN UNIT PRINTED WIRING BOARD .......................................................................................................... 53
[2] POWER UNIT PRINTED WIRING BOARD ....................................................................................................... 55
[3] KEY UNIT PRINTED WIRING BOARD ............................................................................................................. 57
[4] IR UNIT PRINTED WIRING BOARD................................................................................................................. 57
CHAPTER 8. SCHEMATIC DIAGRAM
[1] MAIN SCHEMATIC DIAGRAM ......................................................................................................................... 58
[2] POWER SCHEMATIC DIAGRAM ................................................................................................................... 68
[3] KEY SCHEMATIC DIAGRAM ........................................................................................................................... 72
[4] IR SCHEMATIC DIAGRAM............................................................................................................................... 72
CHAPTER 9. Parts Guide
[1]SPARE PARTS LIST........................................................................................................................................ 73
[1] CABINET PARTS............................................................................................................................................. 79
[2] SUPPLIED ACCESSORIES ............................................................................................................................. 83
[3] PACKING PARTS ....................................................................... 84

Sharp LC-39LE440U Specifications

General

Display diagonal	39 \
Native aspect ratio	16:9
Native refresh rate	60 Hz
LED backlighting type	Edge-Lit LED
Supported video modes	1080p
Contrast ratio (dynamic)	5000000:1
Viewing angle, horizontal	88 °
3D	No
Analog signal format system	NTSC
Digital signal format system	ATSC
RMS rated power	20 W
Number of speakers	2
DVI port	-
HDMI ports quantity	3
USB 2.0 ports quantity	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0
Product color	Black
AC input voltage	120 V
Power consumption (standby)	1 W

Weight and Dimensions

Depth (with stand)	229.9 mm
Height (with stand)	611.6 mm
Weight (with stand)	18510 g
Depth (without stand)	44.96 mm
Width (without stand)	916.4 mm
Height (without stand)	577.8 mm
Weight (without stand)	16010 g