Sharp LC-24LE150M Service Manual
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Sharp LC-24LE150M Service Manual

Led backlight tv
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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.
IMPORTANT SERVICE SAFETY
[1] OUTLINE...........................................1-1
[1] SPECIFICATION.................................2-1
[1] OPERATION MANUAL........................3-1
[1] DIMENSIONS......................................4-1
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

LED BACKLIGHT TV
MODEL : LC-24LE150M
CONTENTS
[1] ADJUSTMENT....................................6-1
[1]
TROUBLESHOOTING TABLE .........................7-1
CHAPTER 8. OVERALL WIRING/BLOCK DIAGRAM
[1]
SYSTEM BLOCK DIAGRAM............................8-1
[2] LED RC Unit ........................................9-5
[3] POWER Unit........................................9-7
DIAGRAM ...........................................10-1
[2] MAIN Unit ...........................................10-2
[3] LED RC Unit .......................................10-4
[4] POWER Unit ......................................10-6
No.S53M2024LE150M
.............................................9-1
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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  • Page 1: Table Of Contents

    SERVICE MANUAL No.S53M2024LE150M LED BACKLIGHT TV MODEL : LC-24LE150M 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.

  • Page 2: Safety Precaution

    LC-24LE150M SAFETY PRECAUTION SAFETY PRECAUTIONSAFETY PRECAUTIONSAFETY PRECAUTIONSAFETY PRECAUTIONSAFETY PRECAUTIONSAFETY PRECAUTION LC32LE240M IMPORTANT SERVICE SAFETY PRECAUTION Service work should be performed only by qualified service technicians who are thoroughly familiar with all safety checks and the servicing guidelines which follow: WARNING All checks must be repeated with the AC cord plug connection reversed.

  • Page 3: Precaution For Using Lead-Free Solder

    LC-24LE150M PRECAUTIONS FOR USING LEAD-FREE SOLDER Employing lead-free solder • “PWBs” of this model employs lead-free solder. The LF symbol indicates lead-free solder, and is attached on the PWBs and service manuals. The alphabetical character following LF shows the type of lead-free solder.

  • Page 4: Chapter 1. Outline

    LC-24LE150M CHAPTER 1. OUTLINE [1] OUTLINE MAJOR SERVICE PARTS Ref No. Part No . DKEYMG260FM02 MAIN DUNTKG255FM02 POWER DUNTKG265FM02 LED RC OTHER UNIT Ref No. Part No . RLCDTA249WJN1 24" LCD 1 – 1...

  • Page 5: Chapter 2. Specifications

    Operating Temperature 0°C — 40°C As a part of policy of continuous improvement, SHARP reserves the right to make design and specification changes for product improvement without prior notice. The performance specification figures indicated are nominal values of production units. There may be some deviations from these values in individual units.

  • Page 6: Chapter 3.Operation Manual

    LC-24LE150M CHAPTER 3. OPERATION MANUAL [1] OPERATION MANUAL Part names TV (Front) Remote control sensor POWER indicator Light off Power off. Lighted (Red) The TV is in standby mode. Lighted (Green) The TV is on. TV (Rear) 1 POWER (On/Off) button...

  • Page 7: Remote Control Unit

    LC-24LE150M Remote control unit 7 VOL k /VOL l Set the volume. (VOL k ) Increase the volume. SURROUND TIMER (VOL l ) Decrease the volume. 8 e (Mute) Press e s Mutes sound. Press e again s Restores sound.

  • Page 8: Attaching The Stand

    LC-24LE150M Attaching the stand Before attaching (or detaching) the stand, unplug the AC cord from the AC outlet. Before performing work spread cushioning over the base area to lay the TV on. This will prevent it from being damaged. Confirm the screws supplied with the TV.

  • Page 9: Chapter 4. Dimensions

    LC-24LE150M CHAPTER 4. DIMENSIONS [1] DIMENSIONS [mm] 4 – 1...

  • Page 10: Chapter 5. Removing Of Major Parts

    LC-24LE150M CHAPTER 5. REMOVING OF MAJOR PARTS [1] REMOVING OF MAJOR PARTS [1] REMOVING OF MAJOR PARTS 1.Removing of the Rear Cabinet Ass'y and Stand Base 1 .Remove the 3 screws and detach the Stand Base 2 .Remove the 9 screws and detach the rear cabinet ass'y 5 –...
  • Page 11 LC-24LE150M 2.Removing of the Bottom Bracket & speaker L/R and PWB Chassis 1 .Remove the 2 screws and detach the bottom bracket 2 .Disconnect SP wayer & remove speaker from L/R panel bosses 3 .Disconnect LED BL FFC CABLE and disconnect LED /IR WIRE 4 .Disconnect PD wayer...
  • Page 12 LC-24LE150M 3.Removing of LCD Panel Unit 1 .Hook out the 9 lock from cab A. and detech KS Tray Chassis 2.Remove 4 screw 5 – 3...

  • Page 13: Chapter 6. Adjustment

    LC-24LE150M CHAPTER 6. ADJUSTMENT [1] ADJUSTMENT [1] ADJUSTMENT PROCEDURE 1. Entering and cancel the adjustment process mode 1) While holding down the INPUT and Volume DOWN keys at the same time, plug in the AC cord to turn on the power. (“K” standing for inspec- tion process mode is displayed on the upper left position of the screen.)
  • Page 14 LC-24LE150M a) Adjustment Mode ITEM CONDITION PROCEDURE Adjustment Mode Press the test key at the test remote control Component 33K 60Hz Signal Adjustment (COMP-HD) ITEM CONDITION PROCEDURE Setting [Signal] Feed the COMPONENT 33K 60Hz (1080i ) 100% Full-field COMP 33K 60Hz...
  • Page 15 LC-24LE150M B. WHITE BALANCE ADJUSTMENT a) White Balance Adjustment ITEM CONDITION PROCEDURE Setting Backlight : MAX For the details of white balance adjustment procedure, please refer to white balance adjustment spec for Kameyama model. AV Mode : DYNAMIC 1. Confirm the set condition.
  • Page 16 LC-24LE150M (19) Set the G of point Max. to the default value (4080 x G value of point 2 / R2). Set the R,B Max. value [G – G value of point 2 + (R,B value of point 2) (20) Calculate the slope R2...
  • Page 17 LC-24LE150M 3. FACTORY SETTING AC power is plug off after shipment setting is done. Caution: Do plug on again after shipment setting is done. If do, please re-do the shipment setting. off with remote control. ITEM CONDITION PROCEDURE Factory setting 1.

  • Page 18: Chapter 7. Troubleshooting Table Troubleshooting Table

    LC-24LE150M CHAPTER 7. TROUBLESHOOTING TABLE [1] TROUBLESHOOTING TABLE [1] TROUBLESHOOTING TABLE No power (front LED failure to light up) or no startup (front LED failure to turn from red to green) Is the AC cord connector tightly connected to the set? Reconnect the AC cord tightly and turn on the power again.
  • Page 19 LC-24LE150M With [RF] signal input No video onscreen (1) No video in the UHF/VHF reception Is there IF output from the tuner pin(8)(9) of TU1101 as Check TU1101and its peripheral circuits. specified ? Is there IF input at pin 18 & 19 of IC 3301? Check the circuit between TU1101 &...
  • Page 20 LC-24LE150M With <Component> signal input No video onscreen (3) No external input video onscreen <INPUT 2> Is INPUT 2 selected on the input select menu screen? Select INPUT 2 on the input select menu screen to pick up the right input signal.
  • Page 21 LC-24LE150M No audio heard (1) No sound in the UHF/VHF reception. Is the IF output from the tuner pin (8) of TU1101 as specified? Check TU1101 and its peripheral circuits. Is there the I2C signal input at pins (29), (30) of IC3301? Check IC3301 and its peripheral circuits.
  • Page 22 LC-24LE150M No audio heard (2) No external audio heard <INPUT 2> Is there the L-ch audio signal input from pin (4) of input terminal TL508 to pin (47) of IC3301? Is there the R-ch audio signal input from pin (5) of input terminal TL510 to pin (48) of IC3301? <INPUT 3>...
  • Page 23 LC-24LE150M No audio heard (3) No HDMI sound heard. <INPUT 1> (*INPUT 1 is digital audio.) “ I < > (HDMI)”. I < > Are waveforms input in to the pins of IC3301 normally? Check peripheral circuits IC3301. 4) (10) of IC1701? Check connection between IC3301 and IC1701 and its periph- eral circuits.

  • Page 24: System Block Diagram

    LC-24LE150M CHAPTER 8. OVERALL WIRING BLOCK DIAGRAM [1] SYSTEM BLOCK DIAGRAM 8 – 1...

  • Page 25: Chapter 9. Printed Wiring Board Assemblies

    LC-24LE150M CHAPTER 9. PRINTED WIRING BOARD ASSEMBLIES [1] MAIN Unit MAIN PWB SIDE A-CHIP 9 – 1...
  • Page 26 LC-24LE150M MAIN PWB SIDE A MAIN PWB SIDE A 9 – 2...
  • Page 27 LC-24LE150M MAIN PWB SIDE B-CHIP MAIN PWB SIDE 9 – 3...
  • Page 28 LC-24LE150M MAIN PWB SIDE B 9 – 4...

  • Page 29: Led Rc Unit

    LC-24LE150M [2] LED RC Unit LED RC PWB SIDE A LED RC PWB SIDE A LED RC PWB SIDE A CHIP LED RC PWB SIDE -A CHIP 9 – 5...
  • Page 30 LC-24LE150M LED RC PWB SIDE B LED RC PWB SIDE B LED RC PWB SIDE B CHIP LED RC PWB SIDE -B CHIP 9 – 6...

  • Page 31: Power Unit

    LC-24LE150M [3] POWER Unit POWER PWB SIDE A POWER PWB SIDE A 9 – 7...
  • Page 32 LC-24LE150M POWER PWB SIDE A -CHIP POWER PWB SIDE A -CHIP 9 – 8...
  • Page 33 LC-24LE150M POWER PWB SIDE B POWER PWB SIDE B 9 – 9...

  • Page 34: Chapter 10. Schematic Diagram

    LC-24LE150M CHAPTER 10. SCHEMATIC DIA- GRAM [1] DESCRIPTION OF SCHEMATIC DIA- GRAM 10 – 1...

  • Page 35: Main Unit

    LC-24LE150M [2] MAIN Unit 10 – 2...
  • Page 36 LC-24LE150M 10 – 3...
  • Page 37 LC-24LE150M [3] LED RC unit 10 – 4...
  • Page 38 LC-24LE150M 10 – 5...
  • Page 39 LC-24LE150M [4] POWER Unit 10 – 6...
  • Page 40 LC-24LE150M 10 – 7...

  • Page 41: Led Rc Unit

    LC-24LE150M PartsGuide PARTS GUIDE No. S53M2024LE150M LED BACKLIGHT TV MODEL LC-24LE150M CONTENTS PRINTED WIRING BOARD HEAT SINK ASSEMBLY ASSEMBLIES (CRDARB103WE03) LCD PANEL HEAT SINK ASSEMBLY (CRDARB103WE04) DKEYMG260FM02 (MAIN Unit) CABINET AND MECHNICAL PARTS POWER UNIT ( DUNTKG255FM02 ) SUPPLIED ACCESSORIES...
  • Page 42 LC-24LE150M PARTS CODE DESCRIPTION PRICE PART RANK MARK RANK [1] PRINTED WIRING BOARD ASSEMBLIES DKEYMG260FM02 MAIN UNIT DUNTKG255FM02 POWER UNIT DUNTKG265FM02 LED/IR UNIT [2] LCD PANEL RLCDTA249WJN1 LCD PANEL 24 [3] DKEYMG260FM02 (MAIN Unit) C 0501 VCKYCY1HB471KY Capacitor C 0502...
  • Page 43 LC-24LE150M PARTS CODE DESCRIPTION PRICE PART RANK MARK RANK [3] DKEYMG260FM02 (MAIN Unit) C 3310 VCKYCZ1CB104KY Capacitor C 3311 RC-KZA837WJQZY Capacitor 10? 16V Ceramic C 3312 VCKYCY1CB104KY Capacitor 0.1 16V Ceramic C 3313 VCKYCY1CB104KY Capacitor 0.1 16V Ceramic C 3315 VCKYCY1CB104KY Capacitor 0.1 16V Ceramic...
  • Page 44 LC-24LE150M PARTS CODE DESCRIPTION PRICE PART RANK MARK RANK [3] DKEYMG260FM02 (MAIN Unit) D 7801 VHDMBRD6U60-1Y Diode FB 1101 RBLN-A191WJZZY Ferrite Bead FB 1102 RBLN-0077TAZZY Ferrite Bead FB 1103 RBLN-0077TAZZY Ferrite Bead FB 3301 RBLN-A192WJZZY Ferrite Bead FB 3302 RBLN-A192WJZZY...
  • Page 45 LC-24LE150M PARTS CODE DESCRIPTION PRICE PART RANK MARK RANK [3] DKEYMG260FM02 (MAIN Unit) R 0523 VRS-CZ1JF102JY Resistor 1k 1/16w Metal Oxide R 0524 VRS-CY1JF103JY Resistor 10k 1/16w Metal Oxide R 0526 VRS-CY1JF473JY Resistor 47k 1/16w Metal Oxide R 0527 VRS-CZ1JF102JY...
  • Page 46 LC-24LE150M PARTS CODE DESCRIPTION PRICE PART RANK MARK RANK [3] DKEYMG260FM02 (MAIN Unit) R 3351 VRS-CZ1JF000JY Resistor 0 1/16w Metal Oxide R 3801 VRS-CZ1JF000JY Resistor 0 1/16w Metal Oxide R 3807 VRS-CY1JF000JY Resistor 0 1/16w Metal Oxide R 3809 VRS-CY1JF272JY Resistor 2.7k 1/16w Metal Oxide...
  • Page 47 LC-24LE150M PARTS CODE DESCRIPTION PRICE PART RANK MARK RANK [4] POWER UNIT ( DUNTKG255FM02 ) D7001 RH-DXA198WJZZY Diode D7002 RH-DXA198WJZZY Diode D7003 RH-DXA198WJZZY Diode D7004 RH-DXA198WJZZY Diode D7005 RH-DXA095WJZZY Diode D7006 VHEZJ16B+++1EY Diode D7007 Diode VHDBAV21///-1Y D7009 Diode VHDBAV21///-1Y D7011...
  • Page 48 LC-24LE150M [8] CABINET AND MECHANICAL PARTS 24 Inc LCD PANEL...
  • Page 49 LC-24LE150M PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [8] CABINET AND MECHANICAL PARTS CCABAD031WJ01 KS-Cab A GCABAD031WJ4A Cab A HDECPA134WJ4A Deco Plate HDECQB807WJ4A Led Cover TLABZD701WJZZ POP Label GCABBC225WJ4A Rear Cabinet Ass'y CCABBC225WJ01 Cab B JBTN-A997WJ4A Control Button LHLDZB746WJN1...
  • Page 50 LC-24LE150M PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [9] SUPPLIED ACCESSORIES RRMCGB095WJSA Remote Control Unit UBATUA040WJZZ AA Size Battery, x2 TINS-F903WJZZ Operatiom Manual TINS-F904WJZZ Operatiom Manual TINS-F910WJZZ Operatiom Manual TINS-F909WJZZ Operatiom Manual TINS-F902WJZZ Operatiom Manual TINS-F922WJZZ Operatiom Manual TINS-F905WJZZ...
  • Page 51 LC-24LE150M [10] PACKING PARTS ( NOT REPLACEMENT ITEM ) NOT REPLACEMENT ITEM...
  • Page 52 LC-24LE150M PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [10] PACKING PARTS ( NOT REPLACEMENT ITEM ) SPAKCH215WJZZ Packing Case SPAKCH214WJZZ Packing Case SPAKCH310WJZZ Packing Case SPAKPB667WJZZ Hoso PP SPAKXD991WJZZ Pad Bottom SPAKXD990WJZZ Pad Top TLABZD701WJZZ Pop Label...
  • Page 53 LC-24LE150M...
  • Page 54 EndPage © COPYRIGHT 2013 BY SHARP CORPORATION COPYRIGHT XXXX BYSHARP CORPORATION ALL RIGHTS RESERVED. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in © COPYRIGHT XXXX BYSHARP CORPORATION any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of the publisher.

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