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Sharp LC-32LE155D2 Service Manual

Led backlight tv
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This model is based on the LC-32LE155D1 /LC-39LE155D1 and is changes some parts.This Service Manual covers
the modification alone.For the other points, please refer to the LC-32LE155D1/LC-39LE155D1 Service Manual
( SZ3M39LE-32/39LE155D1 )
[1] OUTLINE...........................................1-1
[1] SPECIFICATION.................................2-1
[1] OPERATION MANUAL........................3-1
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-32LE155D2
CONTENTS
[1]
TROUBLESHOOTING TABLE ................ 5-1
[1]
SYSTEM BLOCK DIAGRAM.................... 6-1
ASSEMBLIES
[1]
MAIN UNIT................................................7-1
[1]
GRAM.................................................8-1
No.S14M43LC-3239LE155D2
: LC-39LE155D2
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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  Summary of Contents for Sharp LC-32LE155D2

  • Page 1: Table Of Contents

    CHAPTER 8. SCHEMATIC DIAGRAM [1] SPECIFICATION.........2-1 DESCRIPTION OF SCHEMATIC DIA- GRAM..........8-1 CHAPTER 3.OPERATION MANUAL [2] MAIN UNIT ( LC-32LE155D2 ) ...8-2 [1] OPERATION MANUAL......3-1 [3] MAIN UNIT ( LC-39LE155D2 )....8-13 CHAPTER 4. REMOVING OF MAJOR PARTS [1] REMOVING OF MAJOR PARTS....4-1 Parts Guide Parts marked with "...
  • Page 2: Safety Precaution Important Service Safety Precaution

    LC-32LE155D2 / LC-39LE155D2 SAFETY PRECAUTION IMPORTANT SERVICE SAFETY PRECAUTION 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-32LE155D2 / LC-39LE155D2 PRECAUTION FOR USING LEAD-FREE SOL- 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

    PANEL MODULE UNIT ( LC-32LE155D2 ) HIRAKI PANEL UNIT ( LC-39LE155D2 ) PANEL MODULE UNIT ( LC-39LE155D2 ) BAR ( TOP & BOTTOM ) ( LC-32LE155D2 ) BAR ( MIDDLE ) ( LC-32LE155D2 ) BAR ( A ) (LC-39LE155D2 ) BAR ( B ) ( LC-39LE155D2 ) 1 –...
  • Page 5: Chapter 2. Specifications

    C ° • As a part of policy of continuous improvement, SHARP reserves the right to make design and specifi cation changes for product improvement without prior notice. The performance specifi cation fi gures 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-32LE155D2 / LC-39LE155D2 CHAPTER 3. OPERATION MANUAL [1] OPERATION MANUAL 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.
  • Page 7 LC-32LE155D2 / LC-39LE155D2 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 2 MENU button 3 INPUT button...
  • Page 8 LC-32LE155D2 / LC-39LE155D2 Remote control unit 9 a / b / c / d (Cursor) Select a desired item on the setting screen. CLEAR PIC. ENTER Execute a command. 10 ATV/DTV Press to access analogue and digital TV mode. 11 Colour (Red/Green/Yellow/Blue) The coloured buttons are correspondingly used to select the coloured items on the screen.
  • Page 9: Chapter 4. Removing Of Major Parts

    2.For remove main unit disconnect LW ,PD ,SP, RA wires & remove 5 screw [3].(Refer figure.2) 3.For remove power unit ,remove 3 screw for model LC-32LE155D2 & remove 4 screw for model LC-39LE155D2 [4] disconnect LED BL wire.(Refer figure 2) *REMARK: For Model LC-32LE155D2 have to remove the stand before removing the rear bottom cover assembly.
  • Page 10 LC-32LE155D2 / LC-39LE155D2 FIGURE 2 LC-32LE155D2  [ PD ] [ LW ] Main Unit  Power Unit [ SP ] [ RA ] LC-39LE155D2  [ LW ] [ PD ] Main Unit  [ SP ] Power Unit [ RA ] 4 – 2...
  • Page 11 LC-32LE155D2 / LC-39LE155D2 [2] REMOVING OF STAND ASSEMBLY & BOTTOM BRACKET & SPEAKER L/R 1.Remove the 4 screw [1] and detach the stand assembly [2] . 2.Remove 4 screw [3] and detach bottom bracket [4] . 3.Remove the speaker L/R [5] from rear cabinet...
  • Page 12 LC-32LE155D2 / LC-39LE155D2 [3] REMOVING OF THE LCD PANEL MODULE 1.Remove the 6 screw [1] and remove top cover [2] . 2.Turn the set front [3] . 3.Detech the front cabinet [4] by unhook all 19 hooks area [5] .
  • Page 13: Chapter 5. Troubleshooting Table Troubleshooting Table

    LC-32LE155D2 / LC-39LE155D2 CHAPTER 5. 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) Are the wire harnesses and other cables properly connected in...
  • Page 14 LC-32LE155D2 / LC-39LE155D2 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 TU1102 as specified? NO Check TU1102 and its peripheral circuits. Is there VIF input at pin W1 & W2 of IC3301 ?
  • Page 15 LC-32LE155D2 / LC-39LE155D2 With <Component> signal input No video onscreen (3) No external input video onscreen <INPUT 4> Is INPUT 4 selected on the input select menu screen? Select INPUT 4 on the input select menu screen to pick up the right input signal.
  • Page 16 LC-32LE155D2 / LC-39LE155D2 With <Component> signal input No video onscreen (3) No external input video onscreen <INPUT 4> Is INPUT 4 selected on the input select menu screen? Select INPUT 4 on the input select menu screen to pick up the right input signal.
  • Page 17 LC-32LE155D2 / LC-39LE155D2 No audio heard (2) No external audio heard <INPUT 5> Is there the L-ch audio signal input from pin (7) of input terminal J502 to pin (U4) of IC3301? Is there the R-ch audio signal input from pin (5) of input terminal J502 to pin ( U5 ) of I C3301? <INPUT 3>...
  • Page 18 LC-32LE155D2 / LC-39LE155D2 No audio heard (3) No HDMI sound heard <INPUT 1/INPUT2/INPUT3 > (*INPUT1/INPUT2/INPUT3 is digital audio ) Refer to <INPUT1/INPUT2/INPUT3> if no external input video onescreen(HDMI)” o r f < /INPUT 2 / INPUT3 > f i t t t i r .
  • Page 19 LC-32LE155D2 / LC-39LE155D2 No audio heard (4) No sound from the HDMI sound input terminal. (INPUT 1 analog audio) Is there the L-ch audio signal input from pin (2) of external input terminal J506 (HDMI AUDIO IN) to pin (U3 ) of IC3301?
  • Page 20: Chapter 6. Overall Wiring/Block Diagram System Block Diagram

    LC-32LE155D2 / LC-39LE155D2 CHAPTER 6. OVERALL WIRING/ BLOCK DIAGRAM [1] SYSTEM BLOCK DIAGRAM BLOCK DIAGRAM 6 – 1...
  • Page 21: Chapter 7. Printed Wiring Board

    LC-32LE155D2 / LC-39LE155D2 CHAPTER 7. PRINTED WIRING BOARD ASSEMBLIES [1] MAIN UNIT MAIN UNIT (A-CHIP) 7 – 1...
  • Page 22 LC-32LE155D2 / LC-39LE155D2 MAIN UNIT (B-CHIP) 7 – 2...
  • Page 23 LC-32LE155D2 / LC-39LE155D2 MAIN UNIT ( A-SYMBOL ) 7 – 3...
  • Page 24 LC-32LE155D2 / LC-39LE155D2 MAIN UNIT ( B-SYMBOL ) 7 – 4...
  • Page 25: Chapter 8. Schematic Diagram Description Of Schematic Dia- Gram

    LC-32LE155D2 / LC-39LE155D2 CHAPTER 8. SCHEMATIC DIAGRAM [1] DESCRIPTION OF SCHEMATIC DIA- GRAM 8 – 1...
  • Page 26: Main Unit ( Lc-32Le155D2 )

    LC-32LE155D2 / LC-39LE155D2 [2] MAIN UNIT ( LC-32LE155D2 ) 8 – 2...
  • Page 27 LC-32LE155D2 / LC-39LE155D2 8 – 3...
  • Page 28 LC-32LE155D2 / LC-39LE155D2 8 – 4...
  • Page 29 LC-32LE155D2 / LC-39LE155D2 8 – 5...
  • Page 30 LC-32LE155D2 / LC-39LE155D2 8 – 6...
  • Page 31 LC-32LE155D2 / LC-39LE155D2 8 – 7...
  • Page 32 LC-32LE155D2 / LC-39LE155D2 8 – 8...
  • Page 33 LC-32LE155D2 / LC-39LE155D2 8 – 9...
  • Page 34 LC-32LE155D2 / LC-39LE155D2 8 – 10...
  • Page 35 LC-32LE155D2 / LC-39LE155D2 8 – 11...
  • Page 36 LC-32LE155D2 / LC-39LE155D2 8 – 12...
  • Page 37: Main Unit ( Lc-39Le155D2 )

    LC-32LE155D2 / LC-39LE155D2 [3] MAIN UNIT ( LC-39LE155D2 ) 8 – 13...
  • Page 38 LC-32LE155D2 / LC-39LE155D2 8 – 14...
  • Page 39 LC-32LE155D2 / LC-39LE155D2 8 – 15...
  • Page 40 LC-32LE155D2 / LC-39LE155D2 8 – 16...
  • Page 41 LC-32LE155D2 / LC-39LE155D2 8 – 17...
  • Page 42 LC-32LE155D2 / LC-39LE155D2 8 – 18...
  • Page 43 LC-32LE155D2 / LC-39LE155D2 8 – 19...
  • Page 44 LC-32LE155D2 / LC-39LE155D2 8 – 20...
  • Page 45 LC-32LE155D2 / LC-39LE155D2 8 – 21...
  • Page 46 LC-32LE155D2 / LC-39LE155D2 8 – 22...
  • Page 47 LC-32LE155D2 / LC-39LE155D2 8 – 23...
  • Page 48: Parts Guide

    LCD PANEL CABINET AND MECHNICAL PARTS ( LC-39LE155D2 ) MAIN UNIT ( DKEYMG313FM04 ) LC-32LE155D2 / ( LCD PANEL ( LC-32LE155D2 ) DKEYMG313FM03 ) LC- 39LE155D2 LCD PANEL ( LC-39LE155D2 ) POWER UNIT ( ONLY FOR LC- [10] SUPPLIED ACCESSORIES...
  • Page 49 LED Bar ( TOP & BOTTOM )(LC-32LE155D2) RUNTKB155WJZZ LED Bar ( MIDDLE )(LC-32LE155D2) LED Bar (A)(LC-39LE155D2) RUNTKB187WJZZ LED Bar (B)(LC-39LE155D2) RUNTKB188WJZZ [3] MAIN UNIT ( DKEYMG313FM04 ) LC-32LE155D2 / ( DKEYMG313FM03 ) LC-39LE155D2 C1101 VCKYCZ1HB102KY Capacitor C1103 VCKYCZ1EF104ZY Capacitor C1105...
  • Page 50 LC-32LE155D2 / LC-39LE155D2 PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [3] MAIN UNIT ( DKEYMG313FM04 ) LC-32LE155D2 / ( DKEYMG313FM03 ) LC-39LE155D2 C3314 Capacitor RC-KZA510WJPZY C3315 Capacitor VCKYCZ1CB473KY C3316 Capacitor VCKYCZ1AB104KY C3320 Capacitor VCKYCZ1AB104KY C3321 Capacitor VCKYCZ1AB104KY C3322 RC-KZA510WJPZY...
  • Page 51 LC-32LE155D2 / LC-39LE155D2 PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [3] MAIN UNIT ( DKEYMG313FM04 ) LC-32LE155D2 / ( DKEYMG313FM03 ) LC-39LE155D2 C3817 Capacitor VCKYCZ1AB104KY C3818 Capacitor VCKYCZ1AB104KY C3819 Capacitor VCKYCZ1AB104KY C3820 Capacitor VCKYCZ1AB104KY C3821 Capacitor VCKYCZ1AB104KY C3822 VCKYCZ1AB104KY...
  • Page 52 LC-32LE155D2 / LC-39LE155D2 PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [3] MAIN UNIT ( DKEYMG313FM04 ) LC-32LE155D2 / ( DKEYMG313FM03 ) LC-39LE155D2 FB1705 Ferrite bead RBLN-A371WJQZY FB1708 Ferrite bead RBLN-A371WJQZY FB1709 Ferrite bead RBLN-A371WJQZY FB3301 Ferrite bead RBLN-A192WJZZY FB3302...
  • Page 53 LC-32LE155D2 / LC-39LE155D2 PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [3] MAIN UNIT ( DKEYMG313FM04 ) LC-32LE155D2 / ( DKEYMG313FM03 ) LC-39LE155D2 P3301 QPLGNB150WJZZY P9602 QPLGNB235WJZZY Q1501 Transistor VSLTC044EEB-1Y Q1503 Transistor VSLTC044EEB-1Y Q1504 Transistor VSLTC044EEB-1Y Q1506 VSLTC044EEB-1Y Transistor Q1508...
  • Page 54 LC-32LE155D2 / LC-39LE155D2 PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [3] MAIN UNIT ( DKEYMG313FM04 ) LC-32LE155D2 / ( DKEYMG313FM03 ) LC-39LE155D2 R3311 Resistor VRS-CZ1JF103JY R3312 Resistor VRS-CZ1JF103JY R3317 Resistor VRS-CZ1JF472JY R3318 Resistor VRS-CZ1JF472JY R3320 Resistor VRS-CZ1JF224JY R3323 VRS-CZ1JF224JY...
  • Page 55 LC-32LE155D2 / LC-39LE155D2 PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [3] MAIN UNIT ( DKEYMG313FM04 ) LC-32LE155D2 / ( DKEYMG313FM03 ) LC-39LE155D2 R3449 Resistor VRS-CZ1JF103JY R3450 Resistor VRS-CZ1JF000JY R3451 Resistor VRS-CZ1JF101JY R3501 Resistor VRS-CZ1JF102FY R3502 Resistor VRS-CZ1JF102FY R3503 VRS-CZ1JF241FY...
  • Page 56 LC-32LE155D2 / LC-39LE155D2 PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [3] MAIN UNIT ( DKEYMG313FM04 ) LC-32LE155D2 / ( DKEYMG313FM03 ) LC-39LE155D2 R526 Resistor VRS-TW2ED101JY R527 Resistor VRS-CZ1JF104JY R528 Resistor VRS-TW2ED101JY R532 Resistor VRS-CZ1JF123JY R533 Resistor VRS-TQ2EF750JY R534 VRS-CZ1JF103JY...
  • Page 57 LC-32LE155D2 / LC-39LE155D2 PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [3] MAIN UNIT ( DKEYMG313FM04 ) LC-32LE155D2 / ( DKEYMG313FM03 ) LC-39LE155D2 SC1501 Socket QSOCZA347WJQZY SC1502 Socket QSOCZA347WJQZY SC1503 Socket QSOCZA347WJQZY SC3801 Socket QCNCWB019WJQZY SC501 Socket QSOCNB035WJQZ SC502 QSOCNB037WJQZ...
  • Page 58 LC-32LE155D2 / LC-39LE155D2 [4] POWER UNIT ( ONLY FOR LC-32LE155D2 ) JA7023 Jumper QJUM-0001AJFWY L7001 Coil RCILFA388WJQZ L7002 Coil RCILFA419WJQZ L7101 RCILPB497WJQZ+ Coil L7102 RCILPB497WJQZ+ Coil L7801 Coil RCILPB498WJQZ+ LUG7001 QEARPA210WJQZ+ LUG7002 QEARPA210WJQZ+ LUG7003 QEARPA210WJQZ+ P7001 QPLGN0270GEZZ P7101 QPLGNB200WJZZ P7801...
  • Page 59 Heatsink PRDARB109WJFW RDA7101 PRDARB109WJFW Heatsink T7001 RTRNWA432WJPZ Transformer TH7001 Termistor RH-HXA013WJZZ+ VA7001 Varistor RH-VXA182WJN1 [5] LED /IR UNIT ( DUNTKG238FM02) LC-32LE155D2 / ( DUNTKG238FM03 ) LC-39LE155D2 C157 Capacitor RC-KZA237WJZZY C158 Capacitor RC-KZA237WJZZY D152 Diode RH-PXA193WJQZY D153 Diode RH-PXA194WJQZY P151 QPLGNB150WJZZY...
  • Page 60 LC-32LE155D2 / LC-39LE155D2 [6] CABINET AND MECHNICAL PARTS ( LC-32LE155D2 )
  • Page 61 LC-32LE155D2 / LC-39LE155D2 PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [6] CABINET AND MECHNICAL PARTS ( LC-32LE155D2 ) TOP COVER GCOVAE675WJ4A KS BRACKET CANGKD966WJ01 BOTTOM BRACKET LANGKD966WJ4W SUPPORT BRACKET LANGKE002WJ4W INSULATION SHT PZETKA767WJZZ FOR BRACKET XBPS730P06WS0 KS BTM COVER...
  • Page 62 LC-32LE155D2 / LC-39LE155D2 [7] CABINET AND MECHNICAL PARTS ( LC-39LE155D2 )
  • Page 63 LC-32LE155D2 / LC-39LE155D2 PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [7] CABINET AND MECHNICAL PARTS ( LC-39LE155D2 ) KS BRACKET CANGKE025WJ01 BOTTOM BRACKET LANGKE025WJ4W SUPPORT BRACKET LANGKE026WJ4W INSULATION SHEET PZETKA771WJZZ FOR BRACKET XBPS730P06WS0 KS BTM COVER CCOVAE802WJ01 BTM COVER...
  • Page 64 LC-32LE155D2 / LC-39LE155D2 [8] LCD PANEL ( LC-32LE155D2 )
  • Page 65 LC-32LE155D2 / LC-39LE155D2 PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [8] LCD PANEL ( LC-32LE155D2 ) PANEL ASSY CLCDTA350WE01 KS TOP BEZEL CANGKD976WJ01 TOP BEZEL LANGKD976WJ4W SPACER PSPAGC820WJZZ KS BTM BEZEL CANGKD977WJ01 BTM BEZEL LANGKD977WJ4W SPACER PSPAGC820WJZZ KS LEFT BEZEL...
  • Page 66 LC-32LE155D2 / LC-39LE155D2 [9] LCD PANEL ( LC-39LE155D2 )
  • Page 67 LC-32LE155D2 / LC-39LE155D2 PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [9] LCD PANEL ( LC-39LE155D2 ) PANEL ASSY CLCDTA296WE10 KS TOP BEZEL CANGKE028WJ01 TOP BEZEL LANGKE028WJ4W SPACER PSPAGB206WJZZ KS BTM BEZEL CANGKE029WJ01 BTM BEZEL LANGKE029WJ4W SPACER PSPAGB206WJZZ KS LEFT BEZEL...
  • Page 68 LC-32LE155D2 / LC-39LE155D2 [10] SUPPLIED ACCESSORIES Supplied accessories Remote control unit “AAA” size battery ( g 2) Stand base Post Screws (g 5) PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [10] SUPPLIED ACCESSORIES RRMCGB094WJSA REMOTE CONTROL BATTERY (X2) NOT AVAILABLE...
  • Page 69 LC-32LE155D2 / LC-39LE155D2 [11] PACKING PARTS ( NOT REPLACEMENT ITEM ) Not Replacement Item...
  • Page 70 LC-32LE155D2 / LC-39LE155D2 PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [11] PACKING PARTS ( NOT REPLACEMENT ITEM ) PACKING CASE (LC-32LE155D2) SPAKCH482WJZZ PACKING CASE (LC-39LE155D2) SPAKCH483WJZZ HOSO PP (LC-32LE155D2) SPAKPB846WJZZ HOSO PP (LC-39LE155D2) SPAKPB590WJZZ PAD TOP (LC-32LE155D2) SPAKXD988WJZZ SPAKXE066WJZZ...
  • Page 71 LC-32LE155D2 / LC-39LE155D2...
  • Page 72 LC-32LE155D2 / LC-39LE155D2...
  • Page 73 EndPage © COPYRIGHT 2014 BY SHARP CORPORATION COPYRIGHT XXXX BY SHARP CORPORATION ALL RIGHTS RESERVED. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, ©...

This manual is also suitable for:

Lc-39le155d2