Sharp LC-40LE820E Service Manual
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Sharp LC-40LE820E Service Manual

Lcd colour television
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TopPage
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 PRE-
CAUTION ............................................... . ............i
End Of Life Disposal ................................. . .......... iii
Major Service Parts ..................... . ..........iv
CHAPTER 1. SPECIFICATIONS
[1]
Specifications ................................. . ....... 1-1
CHAPTER 2. OPERATION MANUAL
[1]
Operation MANUAL .......................... . ....... 2-1
CHAPTER 3. DIMENSIONS
[1]
DIMENSIONS (LC-40LE820E/LU820E)........ 3-1
[2]
[3]
Dimensions (Lc-52Le820E) .............. . ....... 3-3
CHAPTER 4. REMOVING OF MAJOR PARTS
[1]
REMOVING OF MAJOR PARTS
(LC-40LE820E/LU820E) ........................ . ....... 4-1
[2]
REMOVING OF MAJOR PARTS
(LC-46LE820E/LU820E) ........................ . ....... 4-6
[3]
REMOVING OF MAJOR PARTS
(LC-52LE820E) ...................................... . ..... 4-11
[4]
Caution Cleaning Glass ......................... . ..... 4-16
[5]
How to replace the touch key sensor
PWB ....................................................... . ..... 4-18
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

LCD COLOUR TELEVISION
MODELS

CONTENTS

CHAPTER 5. Enter the chapter title here.
[1]
Lc-40Le820E/Lu820E ..................................5-1
[2]
Lc-46Le820E/Lu820E ..................................5-2
[3]
LC-52LE820E ................................................5-3
CHAPTER 6. ADJUSTMENT
[1]
Adjustment Procedure ......................6-1
CHAPTER 7. TROUBLESHOOTING TABLE
[1]
TROUBLESHOOTING TABLE ......................7-1
[2]
LED flashing specification at the time of the
error .............................................................7-13
CHAPTER 8. MAJOR IC INFORMATIONS
[1]
Major Ic Informations .........................8-1
CHAPTER 9. OVERALL WIRING/BLOCK DIAGRAM
[1]
OVERALL WIRING
(LC-40LE820E/LU820E)................................9-1
[2]
OVERALL WIRING
(LC-46LE820E/LU820E)................................9-2
[3]
OVERALL WIRING (LC-52LE820E)..............9-3
[4]
System Block Diagram .........................9-4
LC-40/46/52LE820E, LC-40/46LU820E
No. S30F240LE820E
LC-40LE820E
LC-46LE820E
LC-52LE820E
LC-40LU820E
LC-46LU820E
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: Service Manual

    OVERALL WIRING CHAPTER 4. REMOVING OF MAJOR PARTS (LC-46LE820E/LU820E)........9-2 REMOVING OF MAJOR PARTS OVERALL WIRING (LC-52LE820E)....9-3 (LC-40LE820E/LU820E) ........ 4-1 SYSTEM BLOCK DIAGRAM ......9-4 REMOVING OF MAJOR PARTS (LC-46LE820E/LU820E) ........ 4-6 Parts Guide REMOVING OF MAJOR PARTS (LC-52LE820E) ........

  • Page 2: Safety Precaution

    LC-40/46/52LE820E, LC-40/46LU820E LC-40LE820E SAFETY PRECAUTION Service Manual 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 • Use an AC voltmeter having with 5000 ohm per volt, or higher, sen- sitivity or measure the AC voltage drop across the resistor.
  • Page 3 LC-40/46/52LE820E, LC-40/46LU820E 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. Example: F a/a Indicates lead-free solder of tin, silver and copper.
  • Page 4 LC-40/46/52LE820E, LC-40/46LU820E End of life disposal End of life disposal...

  • Page 5: Lc-46Le820E/Lu820E

    Therefore, please exchange of a TOUCH SENSOR Unit in the case of front cabinet exchange. OTHER UNIT Ref No. Parts Code Description R1LK400D3LWF0Y 40” LCD Panel Module Unit (LC-40LE820E/LU820E) R1LK460D3LWA0Y 46” LCD Panel Module Unit (LC-46LE820E/LU820E) R1LK520D3LWA0Y 52” LCD Panel Module Unit (LC-52LE820E) IC FOR EXCLUSIVE USE OF THE SERVICE Ref No.

  • Page 6: Specifications

    • As a part of our 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 7 LC-40/46/52LE820E, LC-40/46LU820E CHAPTER 2. LC-40LE820E OPERATION MANUAL Service Manual [1] OPERATION MANUAL TV (front view) VOL -/+ (Volume buttons) (Programme [channel] buttons) INPUT (Input source button) MANU (Menu button) POWER (Power button) OPC sensor Remote control sensor Illumination LED TV (rear view)

  • Page 8: Remote Control Unit

    LC-40/46/52LE820E, LC-40/46LU820E Remote control unit (Standby/On) Exit the “Menu” screen. (Display information) Press to access conventional Press to display the station analogue TV mode. information (channel number, signal, etc.) in the upper right corner of the screen. Press to access digital TV mode. P.
  • Page 9 LC-40/46/52LE820E, LC-40/46LU820E Attaching the stand unit • Before performing work, spread cushioning over the surface on which you will be laying the TV. This will prevent it from being damaged. CAUTION Attach the stand in the correct direction. • Be sure to follow the instructions. Incorrect installation of the stand may result in the TV falling over. •...

  • Page 10: Chapter 3. Dimensions 1] Dimensions (Lc-40Le820E/Lu820E)

    LC-40/46/52LE820E, LC-40/46LU820E CHAPTER 3. LC-40LE820E DIMENSIONS Service Manual [1] DIMENSIONS (LC-40LE820E/LU820E) Unit: mm 993.0 993,0 890.6 890,6 450.0 450,0 39.0 124.6 300.0 124,6 39,0 300,0 275.0 275,0 3 – 1...

  • Page 11: Dimensions (Lc-46Le820E/Lu820E)

    LC-40/46/52LE820E, LC-40/46LU820E [2] DIMENSIONS (LC-46LE820E/LU820E) Unit: mm 1127.0 1127,0 1023.4 1023,4 540.0 540,0 39.0 157.7 400.0 157,7 39,0 400,0 340.0 340,0 3 – 2...

  • Page 12: Dimensions (Lc-52Le820E)

    LC-40/46/52LE820E, LC-40/46LU820E [3] DIMENSIONS (LC-52LE820E) 1260.0 Unit: mm 1260,0 1157.0 1157,0 540.0 540,0 400.0 39.0 157.7 400,0 39,0 157,7 340.0 340,0 3 – 3...

  • Page 13: Stand Unit

    CHAPTER 4. LC-40LE820E REMOVING OF MAJOR PARTS Service Manual [1] REMOVING OF MAJOR PARTS (LC-40LE820E/LU820E) 1. Removing of Stand Unit and Rear Cabinet Ass’y. 1. Remove the 1 lock screw and detach the Support Cover 2. Remove the 4 lock screws and detach the Stand Unit 3.

  • Page 14: Main Unit

    LC-40/46/52LE820E, LC-40/46LU820E 2. Removing of Speaker-L/R. 1. Remove the 1 lock screw and detach the Stand Cover 2. Disconnect SP wire. 3. Detach the Speaker-L , Speaker-R 4. Detach the Insulation Sheet (AC) MAIN Unit [SP] Insulation Sheet (AC) [SP] Speaker-R 3 Speaker-L 2 Stand Cover...
  • Page 15 LC-40/46/52LE820E, LC-40/46LU820E 3. Removing of Connectors 1. Disconnect the following connectors from the MAIN Unit. (SB, LB, PD, LW, RA, RL) 2. Disconnect the following connectors from the POWER Unit. (L1, L2, LB, PD, PL, AS) 3. Disconnect the following connectors from the LCD CONTROL Unit. (LW, PL) POWER Unit MAIN Unit [LW]...
  • Page 16 LC-40/46/52LE820E, LC-40/46LU820E 4. Removing of MAIN Unit, POWER Unit, Woofer, Stand Angle, 40” LCD Panel Module Unit. 1. Remove the 7 lock screws and detach the MAIN Unit 2. Remove the 2 lock screws and detach the Terminal Angle (Bottom) 3.
  • Page 17 LC-40/46/52LE820E, LC-40/46LU820E 5. Removing of R/C, LED Unit, ICON Unit, LOGO Unit, Front Cabinet Ass’y, Glass Front Panel Ass’y, TOUCH SENSOR Unit. 1. Detach the R/C, LED Unit . (RA) 2. Detach the ICON Unit . (R) 3. Detach the LOGO Unit .
  • Page 18 LC-40/46/52LE820E, LC-40/46LU820E [2] REMOVING OF MAJOR PARTS (LC-46LE820E/LU820E) 1. Removing of Stand Unit and Rear Cabinet Ass’y. 1. Remove the 1 lock screw and detach the Support Cover 2. Remove the 4 lock screws and detach the Stand Unit 3. Remove the 1 lock screw and detach the AC Cord Cover 4.
  • Page 19 LC-40/46/52LE820E, LC-40/46LU820E 2. Removing of Speaker-L/R. 1. Remove the 3 lock screws and detach the Stand Cover 2. Disconnect SP wire. 3. Detach the Speaker-L , Speaker-R 4. Detach the Insulation Sheet (AC) MAIN Unit [SP] Insulation Sheet (AC) [SP] Speaker-R 3 Speaker-L 2 Stand Cover...
  • Page 20 LC-40/46/52LE820E, LC-40/46LU820E 3. Removing of Connectors 1. Disconnect the following connectors from the MAIN Unit. (SB, LB, PD, LW, RA, RL) 2. Disconnect the following connectors from the POWER Unit. (L1, L2, LB, PD, PL, AS) 3. Disconnect the following connectors from the LCD CONTROL Unit. (LW, PL) POWER Unit MAIN Unit [LW]...
  • Page 21 LC-40/46/52LE820E, LC-40/46LU820E 4. Removing of MAIN Unit, POWER Unit, Woofer, Stand Angle, 46” LCD Panel Module Unit. 1. Remove the 7 lock screws and detach the MAIN Unit 2. Remove the 2 lock screws and detach the Terminal Angle (Bottom) 3.
  • Page 22 LC-40/46/52LE820E, LC-40/46LU820E 5. Removing of R/C, LED Unit, ICON Unit, LOGO Unit, Front Cabinet Ass’y, Glass Front Panel Ass’y, TOUCH SENSOR Unit. 1. Detach the R/C, LED Unit . (RA) 2. Detach the ICON Unit . (R) 3. Detach the LOGO Unit .
  • Page 23 LC-40/46/52LE820E, LC-40/46LU820E [3] REMOVING OF MAJOR PARTS (LC-52LE820E) 1. Removing of Stand Unit and Rear Cabinet Ass’y. 1. Remove the 1 lock screw and detach the Support Cover 2. Remove the 4 lock screws and detach the Stand Unit 3. Remove the 1 lock screw and detach the AC Cord Cover 4.
  • Page 24 LC-40/46/52LE820E, LC-40/46LU820E 2. Removing of Speaker-L/R. 1. Remove the 3 lock screws and detach the Stand Cover 2. Disconnect SP wire. 3. Detach the Speaker-L , Speaker-R 4. Detach the Insulation Sheet (AC) MAIN Unit [SP] Insulation Sheet (AC) [SP] Speaker-R 3 Speaker-L 2 Stand Cover...
  • Page 25 LC-40/46/52LE820E, LC-40/46LU820E 3. Removing of Connectors 1. Disconnect the following connectors from the MAIN Unit. (SB, LB, PD, LW, RA, RL) 2. Disconnect the following connectors from the POWER Unit. (L1, L2, LB, PD, PL, AS) 3. Disconnect the following connectors from the LCD CONTROL Unit. (LW, PL) POWER Unit MAIN Unit [LW]...
  • Page 26 LC-40/46/52LE820E, LC-40/46LU820E 4. Removing of MAIN Unit, POWER Unit, Woofer, Stand Angle, 52” LCD Panel Module Unit. 1. Remove the 7 lock screws and detach the MAIN Unit 2. Remove the 2 lock screws and detach the Terminal Angle (Bottom) 3.
  • Page 27 LC-40/46/52LE820E, LC-40/46LU820E 5. Removing of R/C, LED Unit, ICON Unit, LOGO Unit, Front Cabinet Ass’y, Glass Front Panel Ass’y, TOUCH SENSOR Unit. 1. Detach the R/C, LED Unit . (RA) 2. Detach the ICON Unit . (R) 3. Detach the LOGO Unit .

  • Page 28: Caution Cleaning Glass

    LC-40/46/52LE820E, LC-40/46LU820E [4] Caution Cleaning Glass (5) Two people have handling equally by the work. (Maintain it so that glass is not warped.) 1. Glass handling CAUTION: (1) As for handling, wear clean gloves, protective footwear and mask. protective footwear Inner gloves Nitrile gloves (6) When it is put horizontally, it is put on the flat mat.
  • Page 29 LC-40/46/52LE820E, LC-40/46LU820E 2. Glass cleaning CAUTION: (1) Visual inspection is done on the black mat. black mat glass (2) Dust and trash are taken with an air blow. Air blow (3) Dirt is wiped out with cloth. Front side: Moufas Back side: Cotton (clean wiper SF-30C) Moufas Cotton...
  • Page 30 LC-40/46/52LE820E, LC-40/46LU820E [5] How to replace the touch key sensor PWB 1. Replace the touch key sensor PWB in a clean room. Be sure to remove the dust from the unit before carrying it into the clean room. 2. Remove the touch key sensor PWB from the front glass. 3.
  • Page 31 LC-40/46/52LE820E, LC-40/46LU820E iii) Adhere the ITO section to the front glass. (Use the positioning jig.) Tape fixing the FPCB and ITO sections (Adhered by the supplier) iii-1. Peel the release paper of the double-sided tape on the ITO section. iii-2. Slowly adhere it from the end using a roller. (Position the touch sensor using the jig.) * Check that there are no bubbles in the ITO section after adhered.
  • Page 32 LC-40/46/52LE820E, LC-40/46LU820E 5. Attach the touch unit bonding procedure. It includes peeling of the protective sheet. How to mount the touch sensor Adhere the FPCB to the glass. (Do not warp the FPCB if possible.) ii) Peel the protective sheet by means of the pull tap for peeling the protective sheet. iii) Adhere after positioned using the positioning jig.
  • Page 33 LC-40/46/52LE820E, LC-40/46LU820E vi) Adhere the transparent electrode completely. Pull tap for peeling the front protective sheet Peel the front protective sheet. If bubbles are found, press those portions with glass cleaning cloth, etc. to remove them as much as possible. •...
  • Page 34 LC-40/46/52LE820E, LC-40/46LU820E — M E M O — 4 – 22...
  • Page 35 LC-40/46/52LE820E, LC-40/46LU820E LC-40LE820E CHAPTER 5. Enter the chapter title here. Service Manual [1] LC-40LE820E/LU820E TOUCH SENSOR Unit 5 – 1...
  • Page 36 LC-40/46/52LE820E, LC-40/46LU820E [2] LC-46LE820E/LU820E TOUCH SENSOR Unit 5 – 2...
  • Page 37 LC-40/46/52LE820E, LC-40/46LU820E [3] LC-52LE820E TOUCH SENSOR Unit 5 – 3...
  • Page 38 LC-40/46/52LE820E, LC-40/46LU820E — M E M O — 5 – 4...

  • Page 39: Adjustment Procedure

    LC-40/46/52LE820E, LC-40/46LU820E CHAPTER 6. LC-40LE820E ADJUSTMENT Service Manual [1] ADJUSTMENT PROCEDURE 1. Adjustment method after PWB and/or IC replacement due to repair The unit is set to the optimum at the time of shipment from the factory. If any value should become improper or any adjustment is necessary due to the part replacement, make an adjustment according to the following pro- cedure.
  • Page 40 LC-40/46/52LE820E, LC-40/46LU820E 2. Notes of Touch sensor unit Touch sensor unit (RUNTKA690WJQZ) is fixed directly in the module glass. The unit cannot never be recycled when exfoliated from the module glass. Therefore, please exchange the touch sensor units when the module glass is changed. Please note the adhesion and mixing of dust for the module glass when the module glass and the touch sensor unit are exchanged.
  • Page 41 LC-40/46/52LE820E, LC-40/46LU820E 6. Description of display (1) Present page / number of total pages (4) Inducing display (3) Present colour system (2) Input that has been selected now (5) Inch setting and Model name display 1/21 INPUT1 AUTO EURO xxxxx MAIN Version 1.00 (E 2009/**/** ) BOOT Version...

  • Page 42: Adjustment Process Mode Menu

    LC-40/46/52LE820E, LC-40/46LU820E 7. Adjustment process mode menu The character string in brackets [ ] will appear as a page title in the adjustment process menu header. Page Line Item Description Remarks (adjustment detail, etc.) 1/21 MAIN Version 1xxx (xxxxx) Main software version BOOT Version xxxxxxx BOOT Version.
  • Page 43 LC-40/46/52LE820E, LC-40/46LU820E Page Line Item Description Remarks (adjustment detail, etc.) 5/21 HDMI CEC TEST Enter HDMI CEC test INSPECT USB TERM Enter Reading inspection of USB memory terminal HDMI EDID WRITE Enter HDMI EDID WRITING MONIDATA READ [TEMP/OPC] MONITOR Temperature/OPC Acquisition tool. CAUSE RESET Enter Reset of standby cause...
  • Page 44 LC-40/46/52LE820E, LC-40/46LU820E Page Line Item Description Remarks (adjustment detail, etc.) 14/21 FRV-N Firmware Version xxxxx FRC-N Boot Script Version xxxxx FRC-N Device Version xxxxx TCON FPGA1 Serial Flash Version xxxxx TCON FPGA2 Serial Flash Version xxxxx TCON FPGA1 Config Rom Version xxxxx TCON FPGA2 Config Rom Version xxxxx...

  • Page 45: Special Features

    LC-40/46/52LE820E, LC-40/46LU820E Page Line Item Description Remarks (adjustment detail, etc.) 21/21 EEP SAVE Writing setting values to EEPROM. EEP RECOVER Reading setting values from EEPROM. MONITOR ERROR CAUSE RESET Reset of monitor error cause MODEL NAME LE705 MODEL NAME PANEL SIZE Panel size setting.
  • Page 46 LC-40/46/52LE820E, LC-40/46LU820E 9. Lamp Error detection 1. Function This LCD colour TV set incorporates a Lamp error detection feature that automatically turns off the power for safety under abnormal lamp or lamp circuit conditions. If by any chance anything is wrong with the lamp or lamp circuit or if the lamp error detection feature is activated for some rea- son, the following will result.
  • Page 47 LC-40/46/52LE820E, LC-40/46LU820E 10. Public Mode 1. Starting the Public Mode • There are two following ways to display the PUBLIC Mode setting screen. 1) Method of needing password a) Turn off the power, refer to “3. Method of shuts down for Power supply” b) While holding down the “INPUT”...
  • Page 48 LC-40/46/52LE820E, LC-40/46LU820E 4. Basic operation in the Public Mode Change or execution of the set value. Vol (+/-) or Cursor ( / ) Movement to the selected item. CH ( ) or Cursor ( / ) Decision (ok) Execution (Used by the items “Execution” and “RESET”.) Public Mode setting screen.
  • Page 49 LC-40/46/52LE820E, LC-40/46LU820E 2) Instantaneous current shutdown setting in turning off the power [SHUT DOWN MODE] Option “NORMAL” or “QUICK” Default NORMAL Function • This function decides whether scanning digital tuner is enabled or disabled when the power is standby. NORMAL : Scanning digital tuner is enabled when the power is standby.
  • Page 50 LC-40/46/52LE820E, LC-40/46LU820E 7) Main Unit Operation [PANEL BUTTON] Option “RESPOND” or “NORESPOND” (loop enabled) Default “RESPOND” Function • RESPOND : The main unit’s keys are enabled. • NO RESPOND : The main unit’s keys are disabled excluding the POWER key (RECEPTION/STANDBY key).
  • Page 51 LC-40/46/52LE820E, LC-40/46LU820E 10)OSD display [ON SCREEN DISPLAY] Option “YES”, “NO” or “LIMITED” (loop enabled) “LIMITED” is looped only in case of need (destination). Default “YES” Function • : OSD is displayed • : the following OSD is not displayed. Registration, setting, adjustment menu, channel call, volume bar, and input select •...

  • Page 52: Video Signal Adjustment Procedure

    LC-40/46/52LE820E, LC-40/46LU820E 13)Speaker ON/OFF selection [LOUD SPEAKER] Option “ON” or “OFF” (loop enabled) Default Function : The sound from the speakers is output. : The sound from the speakers is not output even if the headphones are not used. Remarks •...
  • Page 53 LC-40/46/52LE820E, LC-40/46LU820E 11.2. PAL signal adjustment Adjustment point Adjustment conditions Adjustment procedure Setting [Signal] • Feed the PAL full field colour bar signal (75% colour saturation) to EXT1 SCART IN. Full field colour bar composite [VIDEO input signal] signal [Terminal] EXT1 SCART IN 100% white Black...
  • Page 54 LC-40/46/52LE820E, LC-40/46LU820E 11.5. ADC adjustment (Component 15K) Adjustment point Adjustment conditions Adjustment procedure Setting [Signal] • Feed the COMPONENT 15K 100% full field colour bar signal (100% COMP15K, 50Hz colour saturation) to EXT3 COMPONENT IN. 100% Full field colour bar Signal [Terminal] EXT3 COMPONENT IN 100% white...

  • Page 55: White Balance Adjustment

    LC-40/46/52LE820E, LC-40/46LU820E 12. White Balance Adjustment For white balance adjustment, adjust the offset values on pages 11/21. [Condition of the unit for inspection] : Modulated light (+16), Colour temperature (High) AV MODE: DYNAMIC Active Backlight: OFF OPC: OFF Asing Time: Min,60 minute [Input signal condition] : HDMI 1080i 15IRE (LO), 78IRE (HI) [Adjustment reference device]...

  • Page 56: Initialization To Factory Settings

    LC-40/46/52LE820E, LC-40/46LU820E 14. Initialization to factory settings CAUTION: When the factory settings have been made, all user setting data, including the channel settings, are initialized. (The adjustments done in the adjustment process mode are not initialized.) Keep this in mind when initializing these settings. Adjustment point Adjustment conditions Adjustment procedure...
  • Page 57 LC-40/46/52LE820E, LC-40/46LU820E 6. The caution for update showes up. • The picture will temporary go dark until the software update display apeeares • Wait several minutes and don't unplug the AC cord Select OK when if there is no problem. 7.

  • Page 58: Chapter 7. Troubleshooting Table 1] Troubleshooting Table

    LC-40/46/52LE820E, LC-40/46LU820E CHAPTER 7. LC-40LE820E TROUBLESHOOTING TABLE Service Manual [1] TROUBLESHOOTING TABLE No power (Central Icon LED failure to light up) or No startup (Central Icon LED is flashing) Is the AC cord connector tightly connected to the set? Reconnect the AC cord tightly and turn on the power again.
  • Page 59 LC-40/46/52LE820E, LC-40/46LU820E The sound is not emitted from the Speaker & Woofer though the picture has come out. No sound output in all modes? Is the signal output from pins (F30/AOLRCK), (F28/AOBCK) Check IC3302 and its peripheral circuits. (G28/AOSDATA0) of IC3302 (Digital AV decode & Main CPU)? Is the signal sent to pins (7), (8), (9) of IC2701 (DSP)? Check the line between IC3302 and IC2701.
  • Page 60 LC-40/46/52LE820E, LC-40/46LU820E No sound (during the reception of TV (ANALOG) broadcasting) Does not the sound go out though the picture has come out when UHF/VHF is received? Is a SIF signal output from pin (13) of TUNER (TU1101)? Check the tuner and its peripheral circuits. Replace as required.
  • Page 61 LC-40/46/52LE820E, LC-40/46LU820E No sound from external input devices (1) Does not the sound of the audio signal input to EXT1 go out? Is there a audio input signal to pins (19/AUDIO_IN_L) and (21/ Check the setting of an external input device that connects with AUDIO_IN_R) of EXT1 (SC505)? EXT1.
  • Page 62 LC-40/46/52LE820E, LC-40/46LU820E No sound from external input devices (4) Does not the sound of the audio signal input to HDMI1/2/3/4 go out? Please Refer to “[External input HDMI-1/2/3/4] No picture on the display (10)”. No sound from external output device (1) No audio signal output to EXT1 terminal.
  • Page 63 LC-40/46/52LE820E, LC-40/46LU820E No sound from external output device (3) No sound from DIGITAL AUDIO OUTPUT terminal. Is the audio signal output to pins (1) of sound output terminal Check D520 and peripheral circuits. (D520)? Is SPDIF_MUTE signal SPDIF_MUTE [H29/IC3302] or Check the peripheral circuits of IC3302 and SPDIF_MUTE.
  • Page 64 LC-40/46/52LE820E, LC-40/46LU820E No picture on the display (1) The picture doesn't appear in all modes. Is the LVDS signal output from IC3302 (DIGITAL_AV_DECODER_&_MAIN_CPU_&_VIDEO PROCESSER) respectively? LVDS0_D0N/P (D14/C14), LVDS0_D1N/P (D15/C15), LVDS0_D2N/P (D16/C16), LVDS0_CLKN/P_83MHz (D17/C17), LVDS0_D3N/P (D18/C18), LVDS0_D4N/P (D19/C19), LVDS1_D0N/P (B14/A14), LVDS1_D1N/P (B15/A15), LVDS1_D2N/P (B16/A16), LVDS1_CLKN/P_83MHz (B17/A17), LVDS1_D3N/P (B18/A18), LVDS1_D4N/P (B19/A19) Check IC3302 and its peripheral control circuits.
  • Page 65 LC-40/46/52LE820E, LC-40/46LU820E [External input EXT1] No picture on the display (4) Does not the picture of the CVBS signal input to EXT1 go out? Is CVBS signal sent to pin (14) of EXT1 (SC505)? Check the setting of an external input device that connects with EXT1.
  • Page 66 LC-40/46/52LE820E, LC-40/46LU820E [External input EXT2] No picture on the display (7) Does not the picture of the CVBS signal input to EXT2 go out? Is a CVBS signal input to pin (3) of EXT8 (J505)? Check the setting of an external input device that connects with EXT2.
  • Page 67 LC-40/46/52LE820E, LC-40/46LU820E [External input HDMI-1/2/3/4] No picture on the display (10) Does not the picture/sound of the HDMI signal input to HDMI-1/2/3/4 go out? Is the Hot plug detection function output from pin (19) of the Check the line between SC1503 and pin (45) of IC1504 (HDMI- HDMI-1 (SC1503) normal? SW).
  • Page 68 LC-40/46/52LE820E, LC-40/46LU820E <During external connection> No picture on the monitor No picture appears on EXT1connected monitor during the ATV/DTV reception. Is CVBS signal output into pin (2) of EXT1 (SC505)? Check the setting of an external input device that connects with EXT1.
  • Page 69 LC-40/46/52LE820E, LC-40/46LU820E No light (Back Light doesn't light) Is the AC cord connector tightly connected to the set? Reconnect the AC cord tightly and turn on the power again. Are the wire harnesses and other cables properly connected in Reconnect the wire harnesses and other cables properly in the the set? set.

  • Page 70: Led Flashing Specification At The Time Of The Error

    LC-40/46/52LE820E, LC-40/46LU820E [2] LED flashing specification at the time of the error Display method • Refer to Table 1. • LED that can be used is only one of the central icons. This expresses the error situation by combining blinking at low speed and blinking at high speed. •...
  • Page 71 LC-40/46/52LE820E, LC-40/46LU820E Table 1. Concrete flashing pattern Expression for a rough content Expression for Details Item low-speed high-speed low-speed high-speed Cause blinking blinking blinking blinking Lamp system failure Flashes once — Flashes once Flashes once Lamp error Power PWB failure Flashes twice —...
  • Page 72 LC-40/46/52LE820E, LC-40/46LU820E LED flashing timing chart at the time of the error 100ms 400ms 1.6sec 1) Low-speed blinking Error type Expression of Central Icon LED Note: Pins are monitor microprocessor pins (IC2002). Lamp failure H: ON Refer to “Lamp failure details”. low-speed blinking LOW/High blinking by pressing the [MENU] key on the remote Flashes once...
  • Page 73 LC-40/46/52LE820E, LC-40/46LU820E 4) Communication failure details (Low-speed blinking: Flashes 3 times + High-speed blinking) Error type Expression of Central Icon LED Note: Basically, debug print logs are analyzed or communication logs are analyzed by a bus monitor. Initial communication H: ON Initial communication from the main CPU is not received.
  • Page 74 LC-40/46/52LE820E, LC-40/46LU820E CHAPTER 8. LC-40LE820E MAJOR IC INFORMATIONS Service Manual [1] MAJOR IC INFORMATIONS REF NO Name Part Code Description [MAIN UNIT] IC8401 RH-iXC147WJQZQ Flash This IC is 512MB NAND flash memory. This IC stores the software data that processes the system of TV such as the graphic processing, the LCD controls, and backlights etc.
  • Page 75 LC-40/46/52LE820E, LC-40/46LU820E LC-40LE820E CHAPTER 9. OVERALL WIRING/BLOCK DIAGRAM Service Manual [1] OVERALL WIRING DIAGRAM (LC-40LE820E/LU820E) OVERALL WIRING DIAGRAM (LC-40LE820E/LU820E) LED UNIT [L1] Woofer [L2] [SB] QCNW-K553WJQZ POWER Unit P2702 [LB] [LB] P9602 J3301 QCNW-K552WJQZ [PD] J9501 [PD] P9601 QCNW-K548WJQZ MAIN Unit...
  • Page 76 LC-40/46/52LE820E, LC-40/46LU820E [2] OVERALL WIRING DIAGRAM (LC-46LE820E/LU820E) OVERALL WIRING DIAGRAM (LC-46LE820E/LU820E) LED UNIT QCNW-K570WJQZ Woofer [L1] [L2] POWER Unit [SB] P2702 [LB] [LB] P9602 J3301 QCNW-K552WJQZ [PD] J9501 P9601 QCNW-K548WJQZ [AS] [PD] MAIN Unit Audio out J504 AV-IN [SP] J505 P2701 20 19 QCNW-K559WJQZ...
  • Page 77 LC-40/46/52LE820E, LC-40/46LU820E [3] OVERALL WIRING DIAGRAM (LC-52LE820E) OVERALL WIRING DIAGRAM (LC-52LE820E) LED UNIT Woofer QCNW-K574WJQZ [L1] [L2] POWER Unit [SB] P2702 [LB] [LB] P9602 J3301 QCNW-K552WJQZ [PD] J9501 P9601 QCNW-K548WJQZ [AS] [PD] MAIN Unit Audio out J504 [SP] AV-IN J505 P2701 20 19 QCNW-K579WJQZ...

  • Page 78: System Block Diagram

    LC-40/46/52LE820E, LC-40/46LU820E [4] SYSTEM BLOCK DIAGRAM SYSTEM BLOCK DIAGRAM CVBS MAIN CVBS/LR EXT2 CVBS_L/R CVBS [LW] CVBS/LR P2601 (41p) S-Video EXT1 (SCART1) IC504 TUNER CVBS OUT TUNER_OUT TUNER OUT LR_OUT TUNER OUT L/R MM1506XN Mute From CPU or FS/FB FAST_SW UCON SLOW SW TU_CVBS_OUT_MUTE...
  • Page 79 LC-40/46/52LE820E, LC-40/46LU820E PartsGuide PARTS GUIDE No. S30F240LE820E LCD COLOUR TELEVISION LC-40LE820E LC-46LE820E LC-52LE820E LC-40LU820E LC-46LU820E MODELS CONTENTS PRINTED WIRING BOARD PACKING PARTS ASSEMBLIES (NOT REPLACEMENT ITEM) (LC-40LE820E/LU820E) LCD PANEL MODULE PACKING PARTS (NOT REPLACEMENT ITEM) CABINET PARTS (LC-46LE820E/LU820E) (LC-40LE820E/LU820E) PACKING PARTS...
  • Page 80 LED PWB Unit, x4 (LC-40LE820E/LU820E) RUNTK4462TPZZ LED PWB Unit, x4 (LC-46LE820E/LU820E) RUNTK4461TPZZ LED PWB Unit, x4 (LC-52LE820E) RUNTK4460TPZZ [2] LCD PANEL MODULE 40" LCD Panel Module Unit (LC-40LE820E/LU820E) R1LK400D3LWF0Y 46" LCD Panel Module Unit (LC-46LE820E/LU820E) R1LK460D3LWA0Y 52" LCD Panel Module Unit (LC-52LE820E) R1LK520D3LWA0Y...
  • Page 81 LC-40/46/52LE820E, LC-40/46LU820E [3] CABINET PARTS (LC-40LE820E/LU820E) Note: Be sure to attach this insulation sheet. (Ref No. 2-6, 25, 53) Otherwise there is a risk of electric shock. ICON LOGO Unit R/C, Unit Unit MAIN POWER Unit Unit TOUCH SENSOR Unit 40"...
  • Page 82 LC-40/46/52LE820E, LC-40/46LU820E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] CABINET PARTS (LC-40LE820E/LU820E) Front Cabinet Ass'y (LC-40LE820E) CCABAC522WJ11 Front Cabinet Ass'y (LC-40LU820E) CCABAC522WJ12 Front Cabinet Not available R/C Decoration Cover Not available Front Decoration Not available Rear Cabinet Ass'y...
  • Page 83 LC-40/46/52LE820E, LC-40/46LU820E [4] CABINET PARTS (LC-46LE820E/LU820E) Note: Be sure to attach this insulation sheet. (Ref No. 2-6, 27, 57) Otherwise there is a risk of electric shock. LOGO Unit ICON R/C, Unit Unit POWER Unit d TOUCH SENSOR Unit MAIN Unit 46 46 46"...
  • Page 84 LC-40/46/52LE820E, LC-40/46LU820E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] CABINET PARTS (LC-46LE820E/LU820E) Front Cabinet Ass'y (LC-46LE820E) CCABAC523WJ11 Front Cabinet Ass'y (LC-46LU820E) CCABAC523WJ12 Front Cabinet Not available R/C Decoration Cover Not available Front Decoration Not available Spacer PSPAGA907WJZZ Double Side Tape, x3 PSPAZC495WJZZ Rear Cabinet Ass'y (for U.K.) CCABBB699WJ11...
  • Page 85 LC-40/46/52LE820E, LC-40/46LU820E [5] CABINET PARTS (LC-52LE820E) Note: Be sure to attach this insulation sheet. (Ref No. 2-6, 28, 58) Otherwise there is a risk of electric shock. LOGO ICON Unit Unit POWER R/C, Unit Unit d TOUCH SENSOR Unit MAIN Unit 52"...
  • Page 86 LC-40/46/52LE820E, LC-40/46LU820E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [5] CABINET PARTS (LC-52LE820E) Front Cabinet Ass'y CCABAC524WJ31 Front Cabinet Not available R/C Decoration Cover Not available Front Decoration Not available Rear Cabinet Ass'y CCABBB700WE11 Rear Cabinet Not available Terminal Label (Side) HiNDPD710WJSA Terminal Label (Bottom) HiNDPD711WJSA...
  • Page 87 X3-1 X3-2 X3-3 PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [6] SUPPLIED ACCESSORIES Stand Support Ass'y (LC-40LE820E/LU820E) CANGKC707WJ01 Stand Support Ass'y (LC-46LE820E/LU820E/52LE820E) CANGKC708WJ01 X1-1 Support Cover Not available X1-2 Support Angle Ass'y (LC-40LE820E/LU820E) CANGKC707WJ03 X1-2 Support Angle Ass'y (LC-46LE820E/LU820E/52LE820E)
  • Page 88 LC-40/46/52LE820E, LC-40/46LU820E [7] PACKING PARTS (NOT REPLACEMENT ITEM) (LC-40LE820E/LU820E)
  • Page 89 LC-40/46/52LE820E, LC-40/46LU820E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [7] PACKING PARTS (NOT REPLACEMENT ITEM) (LC-40LE820E/LU820E) Packing Case (LC-40LE820E) SPAKCF491WJZZ Packing Case (LC-40LU820E) SPAKCF750WJZZ Wrapping Paper SPAKPB475WJZZ Wrapping Paper SPAKPB526WJZZ Wrapping Paper (LC-40LE820E) SPAKPB528WJZZ Wrapping Paper (LC-40LU820E) SPAKPB561WJZZ Packing Add. (Top) SPAKXC920WJZZ Packing Add.
  • Page 90 LC-40/46/52LE820E, LC-40/46LU820E [8] PACKING PARTS (NOT REPLACEMENT ITEM) (LC-46LE820E/LU820E)
  • Page 91 LC-40/46/52LE820E, LC-40/46LU820E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [8] PACKING PARTS (NOT REPLACEMENT ITEM) (LC-46LE820E/LU820E) Packing Case (Top) (LC-46LE820E) SPAKCF492WJZZ Packing Case (Top) (LC-46LU820E) SPAKCF695WJZZ Packing Case (Bottom) SPAKCF496WJZZ Wrapping Paper SPAKPB477WJZZ Wrapping Paper SPAKPB527WJZZ Wrapping Paper (LC-46LE820E) SPAKPB529WJZZ Wrapping Paper (LC-46LU820E) SPAKPB562WJZZ...
  • Page 92 LC-40/46/52LE820E, LC-40/46LU820E [9] PACKING PARTS (NOT REPLACEMENT ITEM) (LC-52LE820E)
  • Page 93 LC-40/46/52LE820E, LC-40/46LU820E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [9] PACKING PARTS (NOT REPLACEMENT ITEM) (LC-52LE820E) Packing Case (Top) SPAKCF493WJZZ Packing Case (Bottom) SPAKCF497WJZZ Wrapping Paper SPAKPB478WJZZ Wrapping Paper SPAKPB527WJZZ Wrapping Paper SPAKPB529WJZZ Packing Add. (Top) SPAKXC922WJZZ Packing Add. (Bottom) SPAKXC927WJZZ Polyethylene Bag SSAKAA009WJZZ...
  • Page 94 LC-40/46/52LE820E, LC-40/46LU820E COPYRIGHT © 2010 BY SHARP CORPORATION ALL RIGHTS RESERVED. No Part of this publication may be reproduced, stored in a retrieval system, or transmitted in any from or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of the publisher.
  • Page 95 TopPage LC-40/46/52LE820E, LC-40/46LU820E SERVICE MANUAL No. S00N240LE820E LCD COLOUR TELEVISION LC-40LE820E PWB Unit Edition LC-46LE820E LC-52LE820E LC-40LU820E LC-46LU820E 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.
  • Page 96 LC-40/46/52LE820E, LC-40/46LU820E LC-40LE820E OUTLINE Service Manual • We inform you that service parts in the PWB Unit. Unit Model Name Unit name Description DKEYDF455FM01 MAIN Unit LC-40LE820E LC-46LE820E DUNTKF494FM02 R/C, LED Unit LC-52LE820E DUNTKF493FM03 ICON Unit LC-40LU820E LC-46LU820E DUNTKF493FM04 LOGO Unit...
  • Page 97 LC-40/46/52LE820E, LC-40/46LU820E LC-40LE820E CHAPTER 1. PRINTED WIRING BOARD ASSEMBLIES Service Manual [1] MAIN Unit MAIN Unit (Side-A) 1 – 1...
  • Page 98 LC-40/46/52LE820E, LC-40/46LU820E MAIN Unit (Chip Parts Side-A) 1 – 2...
  • Page 99 LC-40/46/52LE820E, LC-40/46LU820E MAIN Unit (Side-B) 1 – 3...
  • Page 100 LC-40/46/52LE820E, LC-40/46LU820E MAIN Unit (Chip Parts Side-B) 1 – 4...
  • Page 101 LC-40/46/52LE820E, LC-40/46LU820E [2] R/C, LED/ICON/LOGO Unit R/C, LED Unit (Side-A) R/C, LED Unit (Side-B) ICON Unit (Side-A) LOGO Unit (Side-A) R/C, LED Unit (Chip Parts Side-A) ICON Unit (Chip Parts Side-A) LOGO Unit (Chip Parts Side-A) D201 D201 C101 R201 R201 D104 R120...
  • Page 102 LC-40/46/52LE820E, LC-40/46LU820E LC-40LE820E CHAPTER 2. SCHEMATIC DIAGRAM Service Manual [1] DESCRIPTION OF SCHEMATIC DIAGRAM 1. VOLTAGE MEASUREMENT CONDITION: 1) The voltages at test points are measured on exclusive AC adaptor and the stable supply voltage of AC 220-240V. Signals are fed by a color bar signal generator for servicing purpose and the above voltages are measured with a 20k ohm/V tester.
  • Page 103 LC-40/46/52LE820E, LC-40/46LU820E [2] SCHEMATIC DIAGRAM MAIN Unit-1 AND SHADED COMPONENTS=SAFETY RELATED PARTS 2 – 2...
  • Page 104 LC-40/46/52LE820E, LC-40/46LU820E MAIN Unit-2 2 – 3...
  • Page 105 LC-40/46/52LE820E, LC-40/46LU820E MAIN Unit-3 2 – 4...
  • Page 106 LC-40/46/52LE820E, LC-40/46LU820E MAIN Unit-4 2 – 5...
  • Page 107 LC-40/46/52LE820E, LC-40/46LU820E MAIN Unit-5 2 – 6...
  • Page 108 LC-40/46/52LE820E, LC-40/46LU820E MAIN Unit-6 2 – 7...
  • Page 109 LC-40/46/52LE820E, LC-40/46LU820E MAIN Unit-7 2 – 8...
  • Page 110 LC-40/46/52LE820E, LC-40/46LU820E MAIN Unit-8 2 – 9...
  • Page 111 LC-40/46/52LE820E, LC-40/46LU820E MAIN Unit-9 2 – 10...
  • Page 112 LC-40/46/52LE820E, LC-40/46LU820E MAIN Unit-10 2 – 11...
  • Page 113 LC-40/46/52LE820E, LC-40/46LU820E MAIN Unit-11 2 – 12...
  • Page 114 LC-40/46/52LE820E, LC-40/46LU820E MAIN Unit-12 2 – 13...
  • Page 115 LC-40/46/52LE820E, LC-40/46LU820E R/C, LED Unit 2 – 14...
  • Page 116 LC-40/46/52LE820E, LC-40/46LU820E ICON Unit 2 – 15...
  • Page 117 LC-40/46/52LE820E, LC-40/46LU820E LOGO Unit 2 – 16...
  • Page 118 LC-40/46/52LE820E, LC-40/46LU820E — M E M O — 2 – 17...
  • Page 119 LC-40/46/52LE820E, LC-40/46LU820E PartsGuide PARTS GUIDE No. S00N240LE820E LCD COLOUR TELEVISION LC-40LE820E LC-46LE820E LC-52LE820E LC-40LU820E LC-46LU820E MODELS CONTENTS PRINTED WIRING BOARD DUNTKF494FM02 (R/C, LED Unit) ASSEMBLIES DUNTKF493FM03 (ICON Unit) DKEYDF455FM01 (MAIN Unit) DUNTKF493FM04 (LOGO Unit) 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.
  • Page 120 LC-40/46/52LE820E, LC-40/46LU820E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [1] PRINTED WIRING BOARD ASSEMBLIES MAIN Unit DKEYDF455FM01 R/C, LED Unit DUNTKF494FM02 ICON Unit DUNTKF493FM03 LOGO Unit DUNTKF493FM04 [2] DKEYDF455FM01 (MAIN Unit) C501 Capacitor 220p 50V Ceramic VCKYCZ1HB221KY C502 Capacitor 220p 50V Ceramic VCKYCZ1HB221KY C503 Capacitor 100p 50V Ceramic...
  • Page 121 LC-40/46/52LE820E, LC-40/46LU820E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [2] DKEYDF455FM01 (MAIN Unit) C1154 Capacitor 10 10V Ceramic RC-KZA616WJQZY C1157 Capacitor 0.01 25V Ceramic VCKYCZ1EB103KY C1158 Capacitor 0.01 25V Ceramic VCKYCZ1EB103KY C1161 Capacitor 0.1 10V Ceramic VCKYCZ1AB104KY C1173 Capacitor 10 10V Ceramic RC-KZA616WJQZY C1501 VCKYCZ1AB104KY...
  • Page 122 LC-40/46/52LE820E, LC-40/46LU820E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [2] DKEYDF455FM01 (MAIN Unit) C3303 Capacitor 1000p 50V Ceramic VCKYCZ1HB102KY C3304 Capacitor 0.1 10V Ceramic VCKYCZ1AB104KY C3306 Capacitor 10 10V Ceramic RC-KZA616WJQZY C3309 Capacitor 0.1 10V Ceramic VCKYCZ1AB104KY C3311 Capacitor 10 10V Ceramic RC-KZA616WJQZY C3312 VCKYCZ1AB104KY...
  • Page 123 LC-40/46/52LE820E, LC-40/46LU820E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [2] DKEYDF455FM01 (MAIN Unit) C3512 Capacitor 0.1 10V Ceramic VCKYCZ1AB104KY C3514 Capacitor 10 16V Ceramic RC-KZA510WJPZY C3515 Capacitor 10 16V Ceramic RC-KZA510WJPZY C3517 Capacitor 0.1 10V Ceramic VCKYCZ1AB104KY C3518 Capacitor 0.1 10V Ceramic VCKYCZ1AB104KY C3524 RC-KZA510WJPZY...
  • Page 124 LC-40/46/52LE820E, LC-40/46LU820E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [2] DKEYDF455FM01 (MAIN Unit) C9646 Capacitor 10 16V Ceramic RC-KZA510WJPZY C9649 Capacitor 10 25V Ceramic RC-KZA383WJZZY C9650 Capacitor 1 10V Ceramic VCKYCY1AB105KY C9652 Capacitor 1 25V Ceramic RC-KZA114WJZZY C9655 Capacitor 100p 50V Ceramic VCCCCZ1HH101JY C9656 VCCCCZ1HH101JY...
  • Page 125 LC-40/46/52LE820E, LC-40/46LU820E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [2] DKEYDF455FM01 (MAIN Unit) FB524 Ferrite Bead 0 1/16W Metal Oxide VRS-CY1JF000JY FB525 Ferrite Bead RBLN-A042WJZZY FB526 Ferrite Bead 0 1/16W Metal Oxide VRS-CY1JF000JY FB527 Ferrite Bead RBLN-A042WJZZY FB533 Ferrite Bead RBLN-0093GEZZY FB534 RBLN-0093GEZZY...
  • Page 126 LC-40/46/52LE820E, LC-40/46LU820E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [2] DKEYDF455FM01 (MAIN Unit) FB9616 Ferrite Bead RBLN-A074WJZZY FB9617 Ferrite Bead RBLN-A206WJZZY FB9619 Ferrite Bead RBLN-A074WJZZY FB9620 Ferrite Bead RBLN-A074WJZZY FB9621 Ferrite Bead RBLN-A074WJZZY FB9622 RBLN-A192WJZZY Ferrite Bead FB9634 Ferrite Bead RBLN-A074WJZZY FL3301 Filter...
  • Page 127 LC-40/46/52LE820E, LC-40/46LU820E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [2] DKEYDF455FM01 (MAIN Unit) L1504 Coil RCiLFA228WJZZY L2601 Coil RCiLFA119WJZZY L2602 Coil RCiLFA119WJZZY L2603 Coil RCiLFA119WJZZY L2604 Coil RCiLFA119WJZZY L2605 RCiLFA119WJZZY Coil L2606 Coil RCiLFA119WJZZY L2701 Coil RCiLPA888WJZZY L2702 Coil RCiLPA888WJZZY L2703 Coil...
  • Page 128 LC-40/46/52LE820E, LC-40/46LU820E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [2] DKEYDF455FM01 (MAIN Unit) R564 Resistor 1k 1/16W Metal Oxide VRS-CZ1JF102JY R565 Resistor 1k 1/16W Metal Oxide VRS-CZ1JF102JY R567 Resistor 100k 1/16W Metal Oxide VRS-CZ1JF104JY R568 Resistor 100k 1/16W Metal Oxide VRS-CZ1JF104JY R569 Resistor 560k 1/16W Metal Oxide...
  • Page 129 LC-40/46/52LE820E, LC-40/46LU820E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [2] DKEYDF455FM01 (MAIN Unit) R1527 Resistor 10k 1/16W Metal Oxide VRS-CZ1JF103JY R1531 Resistor 10k 1/16W Metal Oxide VRS-CZ1JF103JY R1536 Resistor 10 1/32W Metal Composition VRK-SB1FF100JY R1541 Resistor 10 1/32W Metal Composition VRK-SB1FF100JY R1542 Resistor 3.3k 1/16W Metal Oxide...
  • Page 130 LC-40/46/52LE820E, LC-40/46LU820E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [2] DKEYDF455FM01 (MAIN Unit) R2089 Resistor 22k 1/16W Metal Oxide VRS-CZ1JF223JY R2090 Resistor 4.7k 1/16W Metal Oxide VRS-CZ1JF472JY R2091 Resistor 10k 1/16W Metal Oxide VRS-CZ1JF103JY R2093 Resistor 0 1/16W Metal Oxide VRS-CZ1JF000JY R2094 Resistor 2.2k 1/16W Metal Oxide...
  • Page 131 LC-40/46/52LE820E, LC-40/46LU820E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [2] DKEYDF455FM01 (MAIN Unit) R3324 Resistor 47 1/32W Metal Composition VRK-SB1FF470JY R3326 Resistor 47 1/16W Metal Oxide VRS-CZ1JF470JY R3327 Resistor 0 1/16W Metal Oxide VRS-CZ1JF000JY R3328 Resistor 1k 1/32W Metal Composition VRK-SB1FF102JY R3329 Resistor 2.2k 1/16W Metal Composition...
  • Page 132 LC-40/46/52LE820E, LC-40/46LU820E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [2] DKEYDF455FM01 (MAIN Unit) R4428 Resistor 33k 1/16W Metal Oxide VRS-CZ1JF333JY R4429 Resistor 10k 1/16W Metal Oxide VRS-CZ1JF103JY R4430 Resistor 10k 1/16W Metal Oxide VRS-CZ1JF103JY R4431 Resistor 47 1/32W Metal Composition VRK-SB1FF470JY R4432 Resistor 47 1/32W Metal Composition...
  • Page 133 LC-40/46/52LE820E, LC-40/46LU820E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [2] DKEYDF455FM01 (MAIN Unit) R9514 Resistor 0 1/16W Metal Oxide VRS-CZ1JF000JY R9515 Resistor 22 1/16W Metal Oxide VRS-CZ1JF220JY R9516 Resistor 0 1/16W Metal Oxide VRS-CZ1JF000JY R9517 Resistor 22 1/16W Metal Oxide VRS-CZ1JF220JY R9518 Resistor 0 1/16W Metal Oxide...
  • Page 134 LC-40/46/52LE820E, LC-40/46LU820E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKF494FM02 (R/C, LED Unit) C101 Capacitor 0.01 50V Ceramic VCKYCY1HB103KY C103 Capacitor 22 6.3V Ceramic RC-KZA385WJZZY C104 Capacitor 22 6.3V Ceramic RC-KZA385WJZZY C105 Capacitor 10 10V Ceramic RC-KZA616WJQZY D104 Zener Diode RKZ5.6B2KG RH-EXA633WJQZY IC101...
  • Page 135 LC-40/46/52LE820E, LC-40/46LU820E...
  • Page 136 LC-40/46/52LE820E, LC-40/46LU820E COPYRIGHT © 2010 BY SHARP CORPORATION ALL RIGHTS RESERVED. No Part of this publication may be reproduced, stored in a retrieval system, or transmitted in any from or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of the publisher.
  • Page 137 CHAPTER 2. Handling Notes LCD Module Fix the LED-PWB at the LED PWB Angle ..2-1 CHAPTER 1. Removing LCD Module Peel off the Lamination Film ......2-4 LC-40LE820E/LU820E........1-1 LC-46LE820E/LU820E........1-2 Parts Guide LC-52LE820E..........1-3 Parts marked with "...
  • Page 138 LC-40/46/52LE820E, LC-40/46LU820E LC-40LE820E OUTLINE Service Manual Information of service parts in the LCD Module • Unit Model name Unit name Description LC-40LE820E R1LK400D3LWF0Y 40" LCD Panel Module Unit LC-40LU820E LC-46LE820E R1LK460D3LWA0Y 46" LCD Panel Module Unit LC-46LU820E R1LK520D3LWA0Y LC-52LE820E 52" LCD Panel Module Unit...
  • Page 139 LC-40/46/52LE820E, LC-40/46LU820E CHAPTER 1. LC-40LE820E Removing LCD Module Service Manual [1] LC-40LE820E/LU820E 1. Remove the 18 lock screws , 10 lock screws and detach the Bezel Ass’y. 2. Detach the Bezel Ass’y (Top) and Bezel Ass’y (Bottom) 3. Detach the Bezel Ass’y (L/R) 4.
  • Page 140 LC-40/46/52LE820E, LC-40/46LU820E [2] LC-46LE820E/LU820E 1. Remove the 20 lock screws , 18 lock screws and detach the Bezel Ass’y. 2. Detach the Bezel Ass’y (Top) and Bezel Ass’y (Bottom) 3. Detach the Bezel Ass’y (L/R) 4. Detach the P Chassis Ass’y (Top) and P Chassis Ass’y (Bottom) 5.
  • Page 141 LC-40/46/52LE820E, LC-40/46LU820E [3] LC-52LE820E 1. Remove the 27 lock screws , 14 lock screws and detach the Bezel Ass’y. 2. Detach the Bezel Ass’y (Top) and Bezel Ass’y (Bottom) 3. Detach the Bezel Ass’y (L/R) 4. Detach the P Chassis Ass’y (Top) and P Chassis Ass’y (Bottom) 5.
  • Page 142 CHAPTER 2. LC-40LE820E Handling Notes LCD Module Service Manual [1] Fix the LED-PWB at the LED PWB Angle 1. LC-40LE820E/LU820E 1. Fix the LED-PWB at the LED-PWB Angle with Screw. important matter Don't mistake fitting LED-PWB. important matter Don't use different Rank of LED-PWB.
  • Page 143 LC-40/46/52LE820E, LC-40/46LU820E 2. LC-46LE820E/LU820E Screw x44 LX-SZ2203TPZZ Attach LED-PWB & Angle with screw. Ionized air blowers Angle(A) x2 LANGT0061TPZZ stamp "0061" Align the directions. Hook part of angle and connector of LED-PWB. reverse side of connector LED-PWB x4 RUNTK4461TPZZ Angle(B) x2 LANGT0060TPZZ stamp "0060"...
  • Page 144 LC-40/46/52LE820E, LC-40/46LU820E 3. LC-52LE820E reverse side of connector Identify the LED rank by the alpha-numerical description of 2 digits. (For example "01") 2 digits 2 – 3...
  • Page 145 LC-40/46/52LE820E, LC-40/46LU820E [2] Peel off the Lamination Film 1. LC-40LE820E/LU820E 1. Peel off the back side laminetion film Ionized air blowers Back side Caution * Ground S-PWB connectors while peeling off lamination film. * Use a ionized air blower while peeling off lamination film.
  • Page 146 LC-40/46/52LE820E, LC-40/46LU820E 2. LC-46LE820E/LU820E Caution Peel off the back side laminetion film * Ground S-PWB connectors while peeling off lamination film. * Use a ionized air blower while peeling off lamination film. Wind from the blower should cover whole surface of panel. * Never touch polarizer surface after lamination film is removed.
  • Page 147 LC-40/46/52LE820E, LC-40/46LU820E 3. LC-52LE820E PROCEDURE 1. Earth the S-PWB Connector. 2. Peel off the lamination to the arrowed direction at a constant speed while removing the static electricity by the ionizer. Ionizer Lamination Film of Polarizer (Back) Airing direction Peeling direction Panel Back Surface S-PWB side earth...
  • Page 148 LC-40/46/52LE820E, LC-40/46LU820E — M E M O — 2 – 7...
  • Page 149 LC-40/46/52LE820E, LC-40/46LU820E PartsGuide PARTS GUIDE No. S00N340LE820E LCD COLOUR TELEVISION LC-40LE820E LC-46LE820E LC-52LE820E LC-40LU820E LC-46LU820E MODELS CONTENTS LCD PANEL MODULE LCD PANEL MODULE (LC-40LE820E/LU820E) (LC-52LE820E) LCD PANEL MODULE (LC-46LE820E/LU820E) 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.
  • Page 150 LC-40/46/52LE820E, LC-40/46LU820E [1] LCD PANEL MODULE (LC-40LE820E/LU820E) PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [1] LCD PANEL MODULE (LC-40LE820E/LU820E) 40" LCD Panel Module Unit R1LK400D3LWF0Y Bezel Ass'y (Top) CANGK4593TP01 Bezel Ass'y (Bottom) CANGK4594TP01 CANGK4595TP01 Bezel Ass'y (L/R), x2 CHLDZ4419TP01...
  • Page 151 LC-40/46/52LE820E, LC-40/46LU820E [2] LCD PANEL MODULE (LC-46LE820E/LU820E) PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [2] LCD PANEL MODULE (LC-46LE820E/LU820E) 46" LCD Panel Module Unit R1LK460D3LWA0Y Bezel Ass'y (Top) CANGK4587TP01 Bezel Ass'y (Bottom) CANGK4588TP01 CANGK4589TP01 Bezel Ass'y (L/R), x2 CHLDZ4411TP01 P Chassis Ass'y (Top) CHLDZ4412TP01 P Chassis Ass'y (Bottom)
  • Page 152 LC-40/46/52LE820E, LC-40/46LU820E [3] LCD PANEL MODULE (LC-52LE820E) PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] LCD PANEL MODULE (LC-52LE820E) 52" LCD Panel Module Unit R1LK520D3LWA0Y Bezel Ass'y (Top) CANGK4590TP01 Bezel Ass'y (Bottom) CANGK4591TP01 CANGK4592TP01 Bezel Ass'y (L/R), x2 CHLDZ4415TP01 P Chassis Ass'y (Top) CHLDZ4416TP01 P Chassis Ass'y (Bottom)
  • Page 153 LC-40/46/52LE820E, LC-40/46LU820E...
  • Page 154 LC-40/46/52LE820E, LC-40/46LU820E COPYRIGHT © 2010 BY SHARP CORPORATION ALL RIGHTS RESERVED. No Part of this publication may be reproduced, stored in a retrieval system, or transmitted in any from or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of the publisher.
  • Page 155 LC-40/46/52LE820E (1st Edition) [2] LED flashing specification at the time of the error Display method • Refer to Table 1. • LED that can be used is only one of the central icons. This expresses the error situation by combining blinking at low speed and blinking at high speed. •...
  • Page 156 LC-40/46/52LE820E (1st Edition) Table 1. Concrete flashing pattern Expression for a rough content Expression for Details Item Cause low-speed high-speed low-speed high-speed blinking blinking blinking blinking Lamp system failure Flashes once — Flashes once Flashes once Lamp error Power PWB failure Flashes twice —...
  • Page 157 LC-40/46/52LE820E (1st Edition) LED flashing timing chart at the time of the error 100ms 400ms 1.6sec 1) Low-speed blinking Error type Expression of Central Icon LED Note: Pins are monitor microprocessor pins (IC2002). Lamp failure H: ON Refer to “Lamp failure details”. low-speed blinking LOW/High blinking by pressing the [MENU] key on the remote Flashes once...
  • Page 158 LC-40/46/52LE820E (1st Edition) 4) Communication failure details (Low-speed blinking: Flashes 3 times + High-speed blinking) Error type Expression of Central Icon LED Note: Basically, debug print logs are analyzed or communication logs are analyzed by a bus monitor. Initial communication H: ON Initial communication from the main CPU is not received.

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