Sharp LC-40LE830E/RU Service Manual
  1. Manuals
  2. Brands
  3. Sharp Manuals
  4. LCD TV
  5. LC-40LE830E/RU
  6. Service manual

Sharp LC-40LE830E/RU Service Manual

Hide thumbs
Table of Contents

Advertisement

Quick Links

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.
SAFETY PRECAUTION
PRECAUTION........................................ . ............i
End of life disposal ................................. . .......... iii
MAJOR SERVICE PARTS ..................... . ..........iv
CHAPTER 1. SPECIFICATIONS
[1]
SPECIFICATIONS ................................. . ....... 1-1
CHAPTER 2. OPERATION MANUAL
[1]
Parts Name ............................................ . ....... 2-1
[2]
OPERATION MANUAL .......................... . ....... 2-5
[1]
DIMENSIONS
(LC-40LE830E, RU/831E, S) ................. . ....... 3-1
[2]
(LC-46LE830E, RU/831E, S) ................. . ....... 3-2
[1]
(LC-40LE830E, RU/831E, S) ................. . ....... 4-1
[2]
(LC-46LE830E, RU/831E, S) ................. . ....... 4-6
[3]
sheet ...................................................... . ..... 4-11
[4]
Precautions for assembly....................... . ..... 4-13
[5]
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
LC-40LE830E/RU
LC-46LE830E/RU
LC-40LE831E/S
LC-46LE831E/S
MODELS
CONTENTS
[1]
[1]
[2]
[1]
CHAPTER 8. OVERALL WIRING/SYSTEM BLOCK
DIAGRAM
[1]
[2]
[3]
[4]
[5]
[6]
LC-40/46LE830E, RU/831E, S
No. S41P640LE830E
ADJUSTMENT PROCEDURE ......................5-1
TROUBLESHOOTING TABLE ......................6-1
error .............................................................6-18
MAJOR IC INFORMATIONS .........................7-1
OVERALL WIRING DIAGRAM
(LC-40LE830E, RU) ......................................8-1
(LC-40LE831E, S) .........................................8-2
(LC-46LE830E, RU) ......................................8-3
(LC-46LE831E, S) .........................................8-4
(LC-40/46LE830E, RU) .................................8-5
(LC-40/46LE831E, S) ....................................8-6
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.

Advertisement

Table of Contents
loading

Related Manuals for Sharp LC-40LE830E/RU

Summary of Contents for Sharp LC-40LE830E/RU

  • Page 1: Table Of Contents

    TopPage LC-40/46LE830E, RU/831E, S SERVICE MANUAL No. S41P640LE830E LCD COLOUR TELEVISION LC-40LE830E/RU LC-46LE830E/RU LC-40LE831E/S LC-46LE831E/S 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 2: Important Service Safety

    LC-40/46LE830E, RU/831E, S LC-40LE830E 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: Precautions For Using Lead-Free Solder

    LC-40/46LE830E, RU/831E, S 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: End Of Life Disposal

    LC-40/46LE830E, RU/831E, S End of life disposal End of life disposal...

  • Page 5: Outline

    LC-40/46LE830E, RU/831E, S LC-40LE830E OUTLINE Service Manual MAJOR SERVICE PARTS PWB Unit Ref No. Parts No. Description DKEYDF733FM51 MAIN Unit (LC-40/46LE830E, RU) (*1) DKEYDF733FM52 MAIN Unit (LC-40/46LE831E, S) (*1) DUNTKF494FM02 R/C, OPC Unit DUNTKF770FM51 ICON Unit RUNTKA869WJQZ TOUCH SENSOR KEY Unit (*2) RUNTKA819WJQZ IR TRANSMITTER Unit RUNTKA787WJQZ...

  • Page 6: Specifications

    Standby power consumption applies when the TV is set to not receive EPG data. • 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.

  • Page 7: Parts Name

    LC-40/46LE830E, RU/831E, S CHAPTER 2. LC-40LE830E OPERATION MANUAL Service Manual [1] Parts Name TV (front view) Illumination LED* 3D infrared emitter* OPC sensor Remote control sensor 3D mode: Blue illumination 2D mode: White illumination This panel emits infrared signal towards the 3D glasses you wear when viewing 3D images.

  • Page 8: Important Information

    LC-40/46LE830E, RU/831E, S TV (rear view) — continued MAIN POWER switch* SD CARD (VIDEO STORE) slot OUTPUT (Headphones/ AUDIO (L/R)) terminal USB 1 port HDMI 1 (HDMI/ARC) terminal HDMI 2 (HDMI) terminal HDMI 3 (HDMI) terminal RS-232C terminal HDMI 4 (HDMI) terminal PC terminal EXT 1 (RGB) terminal EXT 2 (VIDEO/AUDIO...

  • Page 9: Remote Control Unit

    LC-40/46LE830E, RU/831E, S Remote control unit 1 TV (Standby/On) 2 ATV Access conventional analogue TV mode. Access digital TV mode. Access satellite mode. RADIO DTV/SAT: Switch between radio and data mode. • When only data broadcasting (no radio broadcasting) is transmitted by DVB, the radio broadcasting will be skipped.
  • Page 10 LC-40/46LE830E, RU/831E, S (Mute) 20 P TV sound on/off. ATV/DTV/SAT: Select the TV channel. NET: Scrolls pages up/down. +/- (Volume) Increase/decrease TV volume. 21 EPG DTV/SAT: Display the EPG screen. 11 MEMU “Menu” screen on/off. (Return) ATV/DTV/SAT: Return to the previous 12 3D “Menu”...

  • Page 11: Attaching The Stand Unit

    LC-40/46LE830E, RU/831E, S [2] OPERATION MANUAL Preparation Attaching the stand unit • Before performing work, spread cushioning over the Insert and tighten middle screws into the holes surface on which you will be laying the TV. This will on the rear of the TV. prevent it from being damaged.

  • Page 12: Chapter 3. Dimensions

    LC-40/46LE830E, RU/831E, S CHAPTER 3. LC-40LE830E DIMENSIONS Service Manual [1] DIMENSIONS (LC-40LE830E, RU/831E, S) Unit: mm ( 26.4 ) ( 26,4 ) ( 116.0 ) ( 33.4 ) ( 938.0 ) ( 116,0 ) ( 33,4 ) ( 938,0 ) ( 885.6 ) ( 885,6 ) ( 264.0 )

  • Page 13: Dimensions (Lc-46Le830E, Ru/831E, S)

    LC-40/46LE830E, RU/831E, S [2] DIMENSIONS (LC-46LE830E, RU/831E, S) Unit: mm ( 26.4 ) ( 26,4 ) ( 1072.0 ) ( 131.0 ) ( 33.4 ) ( 1072,0 ) ( 131,0 ) ( 33,4 ) ( 1018.08 ) ( 1018,08 ) ( 507.0 ) ( 293.0 ) ( 507,0 )

  • Page 14: Chapter 4. Removing Of Major Parts Removing Of Major Parts (Lc-40Le830E, Ru/831E, S)

    LC-40/46LE830E, RU/831E, S CHAPTER 4. LC-40LE830E REMOVING OF MAJOR PARTS Service Manual [1] REMOVING OF MAJOR PARTS (LC-40LE830E, RU/831E, S) 1. Removing of Stand Unit and Rear Cabinet Ass’y. 1. Remove the 1 lock screw and detach the Stand Support Cover 2.

  • Page 15: Bottom Cover

    LC-40/46LE830E, RU/831E, S 2. Removing of Speaker-L/R. 1. Remove the 8 lock screws and detach the LCD CONTROL Unit Angle 2. Detach the Bottom Cover 3. Disconnect the SP wire. 4. Detach the Speaker-L , Speaker-R MAIN Unit [SP] 3 Bottom Cover 2 LCD CONTROL Unit Angle [SP]...

  • Page 16: Main Unit

    LC-40/46LE830E, RU/831E, S 3. Removing of Connectors 1. Disconnect the following connectors from the MAIN Unit. (SB, PD, LW, PL, RC, Cl) 2. Disconnect the following connectors from the POWER Unit. (PD, L1, AS) 3. Disconnect the following connectors from the LCD CONTROL Unit. (LW, PL) POWER Unit MAIN Unit [PD]...
  • Page 17 LC-40/46LE830E, RU/831E, S 4. Removing of Speaker (Woofer), 40” LCD Panel Module Unit, MAIN Unit, POWER Unit, LCD CONTROL Unit. 1. Detach the Speaker (Woofer) 2. Detach the 8 LCD Fixing Angles 3. Remove the 7 Hooks and detach the 40” LCD Panel Module Unit 4.

  • Page 18: Key Unit

    LC-40/46LE830E, RU/831E, S 5. Removing of ICON Unit, R/C OPC Unit, IR TRANSMITTER Unit, TOUCH SENSOR KEY Unit. 1. Remove the 1 lock screw and detach the ICON Unit 2. Detach the R/C OPC Unit 3. Detach the IR TRANSMITTER Unit 4.

  • Page 19: Removing Of Major Parts (Lc-46Le830E, Ru/831E, S)

    LC-40/46LE830E, RU/831E, S [2] REMOVING OF MAJOR PARTS (LC-46LE830E, RU/831E, S) 1. Removing of Stand Unit and Rear Cabinet Ass’y. 1. Remove the 1 lock screw and detach the Stand Support Cover 2. Remove the 4 lock screws and detach the Stand Unit 3.
  • Page 20 LC-40/46LE830E, RU/831E, S 2. Removing of Speaker-L/R. 1. Remove the 8 lock screws and detach the LCD CONTROL Unit Angle 2. Detach the Bottom Cover 3. Disconnect the SP wire. 4. Detach the Speaker-L , Speaker-R MAIN Unit [SP] 3 Bottom Cover 2 LCD CONTROL Unit Angle [SP]...
  • Page 21 LC-40/46LE830E, RU/831E, S 3. Removing of Connectors 1. Disconnect the following connectors from the MAIN Unit. (SB, PD, LW, PL, RC, Cl) 2. Disconnect the following connectors from the POWER Unit. (PD, L1, AS) 3. Disconnect the following connectors from the LCD CONTROL Unit. (LW, PL) POWER Unit MAIN Unit [PD]...
  • Page 22 LC-40/46LE830E, RU/831E, S 4. Removing of Speaker (Woofer), 46” LCD Panel Module Unit, MAIN Unit, POWER Unit, LCD CONTROL Unit. 1. Detach the Speaker (Woofer) 2. Detach the 9 LCD Fixing Angles 3. Remove the 9 Hooks and detach the 46” LCD Panel Module Unit 4.
  • Page 23 LC-40/46LE830E, RU/831E, S 5. Removing of ICON Unit, R/C OPC Unit, IR TRANSMITTER Unit, TOUCH SENSOR KEY Unit. 1. Remove the 1 lock screw and detach the ICON Unit 2. Detach the R/C OPC Unit 3. Detach the IR TRANSMITTER Unit 4.

  • Page 24: The Location Putting On The Heat Measure Sheet

    LC-40/46LE830E, RU/831E, S [3] The location putting on the heat measure sheet 1. MAIN PWB Unit Main PWB Unit (DUNTKF733WE**) PSPAZC702WJKZ The object to cool. The guide line is impressed on the backlight (The sheet is put on the back of the chassis board.) 4 –...
  • Page 25 LC-40/46LE830E, RU/831E, S 2. LCD Control Unit The IC to cool LCD control unit (RUNTK4910TP**) Please put [PSPAZC0062WJKZ] on the IC 4 – 12...

  • Page 26: Precautions For Assembly

    LC-40/46LE830E, RU/831E, S [4] Precautions for assembly 1. Attaching the touch sensor 1. After removing the release paper, attach the touch sensor keeping out dust and dirt. 2. Press the 3 circular silk positions on the PWB to fix the touch sensor. There is no problem if the pressing positions are slightly misaligned. How- ever, do not press the connectors directly since they are very easy to break.
  • Page 27 LC-40/46LE830E, RU/831E, S State where the main PWB and shielded case are assembled Access hole Access hole The following is a drawing mounting the main PWB Ass’y on the backlight chassis. (The parts indicated by -> are the access holes for confirmation.) (Main PWB Ass’y =>...

  • Page 28: The Way Of Detaching Rear Cabinet

    LC-40/46LE830E, RU/831E, S [5] The way of detaching Rear Cabinet • Here are the way of detaching Rear Cabinet. Please respond in following order. 1. Lay the TV set down on the desk or table with the glass side down, set the left hand between Front Cabinet and Rear Cabinet on the bottom of right corner side.
  • Page 29 LC-40/46LE830E, RU/831E, S 3. Push Rear Cabinet toward the center of TV set with right hand. At the same time, open Rear Cabinet in the back side with left hand and detach the hook. Figure for image Right Hand Left Hand 4.

  • Page 30: Chapter 5. Adjustment

    LC-40/46LE830E, RU/831E, S CHAPTER 5. LC-40LE830E 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 31 LC-40/46LE830E, RU/831E, S 2. Notes of Touch sensor key unit Touch sensor key unit (RUNTKA869WJQZ) is fixed directly in Front Cabinet. The unit cannot never be recycled when exfoliated from Front Cabinet. Therefore, please exchange the touch sensor units when Front Cabinet is changed. 3.
  • Page 32 LC-40/46LE830E, RU/831E, S 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 1/24 INPUT1 AUTO EURO MAIN Version 1.00 (E 2010/**/** ) BOOT Version...
  • Page 33 LC-40/46LE830E, RU/831E, S 7. List of 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.) 1/24 MAIN Version 1xxx (xxxxx) Main software version BOOT Version...
  • Page 34 LC-40/46LE830E, RU/831E, S Page Line Item Description Remarks (adjustment detail, etc.) 6/24 COMP15K ALL ADJ Enter Component 15K picture level adjustment COMP15K MAIN Y GAIN Y GAIN adjustment value COMP15K MAIN CB GAIN Cb GAIN adjustment value COMP15K MAIN CR GAIN Cr GAIN adjustment value COMP15K Y OFFSET Y OFFSET adjustment value...
  • Page 35 LC-40/46LE830E, RU/831E, S Page Line Item Description Remarks (adjustment detail, etc.) 16/24 POWER LED BRIGHTNESS MENU LED BRIGHTNESS INPUT LED BRIGHTNESS CH UP LED BRIGHTNESS CH DOWN LED BRIGHTNESS VOL UP LED BRIGHTNESS VOL DOWN LED BRIGHTNESS LOGO LED BRIGHTNESS ICON LED BRIGHTNESS ICON LED BRIGHTNESS (STANDBY)

  • Page 36: Special Features

    LC-40/46LE830E, RU/831E, S Page Line Item Description Remarks (adjustment detail, etc.) 23/24 ERROR STANDBY CAUSE1 NO RECORD ERROR STANDBY CAUSE ERROR STANDBY CAUSE2 NO RECORD ERROR STANDBY CAUSE3 NO RECORD ERROR STANDBY CAUSE4 NO RECORD ERROR STANDBY CAUSE5 NO RECORD STANDBY CAUSE RESET Reset stand by cause.
  • Page 37 LC-40/46LE830E, RU/831E, S 9. Lamp Error detection 1. Function This LCD color 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 38 LC-40/46LE830E, RU/831E, S 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 39 LC-40/46LE830E, RU/831E, S 5. Operation after “RESET” Select “RESET” in the PUBLIC Mode, and it operates as follows when it is executed (refer to the basic operation). • The set contents in the PUBLIC mode are initialized. • It does not exit the PUBLIC mode. •...
  • Page 40 LC-40/46LE830E, RU/831E, S 4) Volume fixed [VOLUME FIXED] Option “VARIABLE”, “FIXED”, “ACCTRL” or “AC/RCCTRL” (loop enabled) Default “VARIABLE” Function • VARIABLE : The volume is not fixed. • FIXED : The volume is fixed to the value adjusted in the volume fixed level. •...
  • Page 41 LC-40/46LE830E, RU/831E, S 8) Menu operation [MENU BUTTON] Option “RESPOND” or “NO RESPOND” (loop enabled) Default “RESPOND” Function The MENU key on the main unit and remote control is decided whether it is enabled or disabled. Exception • RESPOND : The manu key is enabled. •...
  • Page 42 LC-40/46LE830E, RU/831E, S 11) Start mode [INPUT MODE START] Option “NORMAL” or “Input source 1 (input selection or channel)” ... (loop enabled) Default “NORMAL” Function Which kinds of input source or channel is decided when the power turning on. NORMAL : The content of the last memory is followed.
  • Page 43 LC-40/46LE830E, RU/831E, S 15) 232C power ON control [232C POWON] Option “ENABLE” or “DISABLE” (loop enabled) Default DISABLE Function The item decide whether Power ON by the 232C command is enabled/disabled in the standby state. The same function as 232C command “RSPW”. ENABLE : POWR0001 is always enabled.
  • Page 44 LC-40/46LE830E, RU/831E, S 4. Restriction of Copy Mode • USB thumb drive should be more than 1Mbyte. • File system of USB thumb drive should be FAT (FAT32). • More than one USB thumb drive shouldn't be connected to TV. •...
  • Page 45 LC-40/46LE830E, RU/831E, S 6. Operating 1) Copy mode (TV USB)) Copy mode Execute start in Copy Mode setting screen. [Start If USB device is detected by TV, focus is not appropriated to items. [Start Execcute Copy mode [Wait ] is displayed while executing it. [Wait...

  • Page 46: Video Signal Adjustment Procedure

    LC-40/46LE830E, RU/831E, S 12. Video signal adjustment procedure The adjustment process mode menu is listed in Section 5. Signal generator level adjustment check. (Adjustment to the specified level) : 0.7Vp-p ± 0.02Vp-p (Pedestal to white level) • Composite signal PAL : 0.7Vp-p ±...
  • Page 47 LC-40/46LE830E, RU/831E, S 12.5. ADC adjustment (Component 15K) Adjustment point Adjustment conditions Adjustment procedure Setting [Signal] • Feed the COMPONENT 15K 100% full field colour bar signal (100% colour COMP15K, 50Hz saturation) to EXT3 COMPONENT IN. 100% Full field colour bar Signal [Terminal] 100% white...

  • Page 48: White Balance Adjustment

    LC-40/46LE830E, RU/831E, S 13. White balance adjustment For white balance adjustment, adjust the offset values on pages 11/24. [Condition of the unit for inspection] : Modulated light (+16) 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 49: Initialization To Factory Settings

    LC-40/46LE830E, RU/831E, S 15. 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 item Adjustment conditions Adjustment procedure...
  • Page 50 LC-40/46LE830E, RU/831E, S 5. After a while, if software update file is detected in the USB memory device, the following screen shows up. Select OK when if there is no problem. NOTE: If USB memory device isn’t correctly inserted in TV, caution shows up. Please insert USB memory device and retry software update.
  • Page 51 LC-40/46LE830E, RU/831E, S 8. When all the procedures are complete, the following upgrade success screen shows up. The new software version can be confirmed on screen. After a while, Turn off power and boot-up automaticaly. NOTE: TV is restarted automaticaly, the AC code need not be pulled out. [Information Software update USB update]...

  • Page 52: Chapter 6. Troubleshooting Table Troubleshooting Table

    LC-40/46LE830E, RU/831E, S CHAPTER 6. LC-40LE830E 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 53 LC-40/46LE830E, RU/831E, S The sound is not emitted from the Speaker & Woofer though the picture has come out. No sound output in all modes? Do audio signals output from pins [Y30/CPU_AOLRCK, Y31/ Check IC3303 and its peripheral circuits. CPU_AOBCK, V27/CPU_AOSDATA0] of IC3303 (Digital AV decode &...
  • Page 54 LC-40/46LE830E, RU/831E, S 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? In the case of LE830 series, refer to (A). In the case of LE831 series, refer to (B). Does SIF signal output from pin (8) of TUNER Check the tuner and its peripheral circuits.
  • Page 55 LC-40/46LE830E, RU/831E, S No sound (during the reception of TV (DIGITAL) broadcasting) Does not the sound go out though the picture has come out when DTV is received? In the case of LE830 series, refer to (A). In the case of LE831 series, refer to (B). Do IF signals output to pins [10, 11] of TUNER Check the tuner and its peripheral circuits.
  • Page 56 LC-40/46LE830E, RU/831E, S No sound (during the reception of TV (DIGITAL-Satellite) broadcasting) (DIGITAL-Satellite is only function for LE830 series) Does not the sound go out though the picture has come out when DTV is received? Do TS signals output to pins [44/TS_TUOUT_CLK, 46/ Check the tuner and its peripheral circuits.
  • Page 57 LC-40/46LE830E, RU/831E, S No sound from external input devices (2) Does not the sound of the audio signal input to EXT2 go out? • Do audio signals input to pins[2/CVBS1_IN_R, 3/ Check the setting of an external input device that connects with CVBS1_IN_L] of EXT2 (J511)? EXT2.
  • Page 58 LC-40/46LE830E, RU/831E, S No sound from external input devices (5) 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 (11)”. No sound from external output device (1) No audio signal output to EXT1 terminal.
  • Page 59 LC-40/46LE830E, RU/831E, S No sound from external output device (2) No sound from HEAD PHONE_OUTPUT/ AUDIO_OUTPUT terminal. Does not the sound of the audio signal output to Headphone Does not the sound of the audio signal output to Audio out mode go out? mode go out? Check whether it is selected “Headphone”...
  • Page 60 LC-40/46LE830E, RU/831E, S No sound from external output device (3) No sound from DIGITAL AUDIO OUTPUT terminal. Does audio signal output from pin [1] of sound output terminal Check D527 and peripheral circuits. (D527)? Does audio signal output from pin [4] of IC503? Check the line between IC503 and D527.
  • Page 61 LC-40/46LE830E, RU/831E, S No picture on the display (1) The picture doesn't appear in all modes. Is the LVDS signal output from IC3303 (DIGITAL_AV_DECODER_&_MAIN_CPU) respectively? [LVDS0_D0N/P (B15/A15), LVDS0_D1N/P (B16/A16), LVDS0_D2N/P (B17/A17), LVDS0_CLKN/P_74MHz (B18/A18), LVDS0_D3N/P (B19/A19), LVDS0_D4N/P (B20/A20), LVDS1_D0N/P (C15/D15), LVDS1_D1N/P (E15/E16), LVDS1_D2N/P (C17/D17), LVDS1_CLKN/P_74MHz (E17/E18), LVDS1_D3N/P (C19/D19), LVDS1_D4N/P (E19/E20)] Check IC3303 and its peripheral control circuits.
  • Page 62 LC-40/46LE830E, RU/831E, S No picture on the display (3) Does not the picture come out when DTV is received? Refer to “No sound (during the reception of TV (DIGITAL) broadcasting)”. No picture on the display (4) Does not the picture come out when DTV (Satellite) is received? Refer to “No sound (during the reception of TV (DIGITAL-Satellite) broadcasting)”.
  • Page 63 LC-40/46LE830E, RU/831E, S [External input EXT1] No picture on the display (7) Does not the picture of the R/G/B signal input to EXT1 go out? Do RGB signals input to pins [15/RGB_IN_RED/C, 11/ Check the setting of an external input device that connects with RGB_IN_GREEN and 7/RGB_IN_BLUE] of EXT1 (SC505)? EXT1.
  • Page 64 LC-40/46LE830E, RU/831E, S [External input EXT3] No picture on the display (9) Does not the picture of the COMPONENT signal input to EXT3 go out? Do COMPONENT signals input to pins [13/COMP1_Y, 10/ Check the setting of an external input device that connects with COMP1_Pr, 11/COMP1_Pb] of EXT3 (J511)? EXT3.
  • Page 65 LC-40/46LE830E, RU/831E, S [External input HDMI-1/2/3/4] No picture on the display (11) 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 [59] of IC1504 (HDMI- HDMI-1 (SC1503) normal? SW).
  • Page 66 LC-40/46LE830E, RU/831E, S <During external connection> No picture on the monitor No picture appears on EXT1 connected monitor during the ATV reception. Does CVBS signal output from pin [19] of EXT1 (SC505)? Check the setting of an external input device that connects with EXT1.
  • Page 67 LC-40/46LE830E, RU/831E, S <During external connection> No picture on the monitor No picture appears on EXT1 connected monitor during the DTV reception. Does CVBS signal output from pin [19] of EXT1 (SC505)? Check the setting of an external input device that connects with EXT1.
  • Page 68 LC-40/46LE830E, RU/831E, S 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 69: Led Flashing Specification At The Time Of The Error

    LC-40/46LE830E, RU/831E, S [2] LED flashing specification at the time of the error Display method • Refer to Table 1. • LED that can be used are only one of the central icon (Emblem Unit). This expresses the error situation by combining blinking at low speed and blinking at high speed. •...
  • Page 70 LC-40/46LE830E, RU/831E, S 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 71 LC-40/46LE830E, RU/831E, S 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 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 control.
  • Page 72 LC-40/46LE830E, RU/831E, S 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 73: Chapter 7. Major Ic Informations

    LC-40/46LE830E, RU/831E, S CHAPTER 7. LC-40LE830E MAJOR IC INFORMATIONS Service Manual [1] MAJOR IC INFORMATIONS REF NO Name Part Code Description [MAIN UNIT] IC8401 RH-iXD287WJQZQ Flash This IC is 2048Mbit 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 74 LC-40/46LE830E, RU/831E, S — M E M O — 7 – 2...
  • Page 75 LC-40/46LE830E, RU/831E, S LC-40LE830E CHAPTER 8. OVERALL WIRING/SYSTEM BLOCK DIAGRAM Service Manual [1] OVERALL WIRING DIAGRAM (LC-40LE830E, RU) QCNW-L617WJQZ To LCD MODULE [PD] QCNW-L581WJQZ [SB] P2702 micro SD [PD] [SP] SC8454 P9602 P2701 MAIN Unit RUNTKA787WJQZ HP/Audio Out DKEYDF733FM51 J504 POWER Unit 40"...

  • Page 76: Overall Wiring Diagram (Lc-40Le831E, S)

    LC-40/46LE830E, RU/831E, S [2] OVERALL WIRING DIAGRAM (LC-40LE831E, S) QCNW-L617WJQZ To LCD MODULE [PD] QCNW-L581WJQZ [SB] P2702 micro SD [PD] [SP] SC8454 P9602 P2701 MAIN Unit RUNTKA787WJQZ HP/Audio Out DKEYDF733FM51 J504 POWER Unit 40" USB1 J9502 [LW] HDMI1 P2601 SC1503 [AC] HDMI2 SC1502...

  • Page 77: Overall Wiring Diagram (Lc-46Le830E, Ru)

    LC-40/46LE830E, RU/831E, S [3] OVERALL WIRING DIAGRAM (LC-46LE830E, RU) QCNW-L618WJQZ To LCD MODULE [PD] QCNW-L590WJQZ [SB] P2702 micro SD [PD] [SP] SC8454 P9602 P2701 MAIN Unit RUNTKA791WJQZ HP/Audio Out DKEYDF733FM52 J504 POWER Unit 46" USB1 J9502 [LW] HDMI1 P2601 SC1503 [AC] HDMI2 SC1502...

  • Page 78: Overall Wiring Diagram (Lc-46Le831E, S)

    LC-40/46LE830E, RU/831E, S [4] OVERALL WIRING DIAGRAM (LC-46LE831E, S) QCNW-L618WJQZ To LCD MODULE [PD] QCNW-L590WJQZ [SB] P2702 micro SD [PD] [SP] SC8454 P9602 P2701 MAIN Unit RUNTKA791WJQZ HP/Audio Out DKEYDF733FM52 J504 POWER Unit 46" USB1 J9502 [LW] HDMI1 P2601 SC1503 [AC] HDMI2 SC1502...

  • Page 79: System Block Diagram (Lc-40/46Le830E, Ru)

    LC-40/46LE830E, RU/831E, S [5] SYSTEM BLOCK DIAGRAM (LC-40/46LE830E, RU) CVBS1_IN CVBS MAIN CVBS1_IN_L/R T-CON [LW] EXT2/3 P2601 J511 (41p) COMP1_IN_L/R COMP1_Y/Pb/Pr Component SC/Y_CVBS2_IN LVDS OUT RED1/C1,GREEN1,BLUE1 I2C_READY SC1_IN_L/R IC510 SCART I2C_READ I2C_READ EXT 1 IC507 CAPLESS PNL_ SC505 SC505 SC1_V_OUT VIDEO AMP Select Q2603...

  • Page 80: System Block Diagram (Lc-40/46Le831E, S)

    LC-40/46LE830E, RU/831E, S [6] SYSTEM BLOCK DIAGRAM (LC-40/46LE831E, S) CVBS1_IN CVBS MAIN CVBS1_IN_L/R T-CON [LW] EXT2/3 P2601 J511 (41p) COMP1_IN_L/R COMP1_Y/Pb/Pr Component SC/Y_CVBS2_IN LVDS OUT RED1/C1,GREEN1,BLUE1 I2C_READY SC1_IN_L/R IC510 SCART I2C_READ I2C_READ EXT 1 IC507 CAPLESS PNL_ SC505 SC505 SC1_V_OUT VIDEO AMP Select PNL_W...

  • Page 81: Parts Guide

    LC-40/46LE830E, RU/831E, S PartsGuide PARTS GUIDE No. S41P640LE830E LCD COLOUR TELEVISION LC-40LE830E/RU LC-46LE830E/RU LC-40LE831E/S LC-46LE831E/S MODELS CONTENTS PRINTED WIRING BOARD SUPPLIED ACCESSORIES/ ASSEMBLIES PACKING PARTS (LC-40LE830E, RU/831E, S) LCD PANEL MODULE SUPPLIED ACCESSORIES/ PACKING PARTS CABINET PARTS (LC-46LE830E, RU/831E, S)
  • Page 82 LC-40/46LE830E, RU/831E, S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [1] PRINTED WIRING BOARD ASSEMBLIES MAIN Unit (LC-40/46LE830E, RU) DKEYDF733FM51 MAIN Unit (LC-40/46LE831E, S) DKEYDF733FM52 R/C OPC Unit DUNTKF494FM02 ICON Unit DUNTKF770FM51 TOUCH SENSOR KEY Unit RUNTKA869WJQZ RUNTKA819WJQZ IR TRANSMITTER Unit POWER Unit (LC-40LE830E, RU/831E, S) RUNTKA787WJQZ POWER Unit (LC-46LE830E, RU/831E, S)
  • Page 83 LC-40/46LE830E, RU/831E, S [3] CABINET PARTS (LC-40LE830E, RU/831E, S) ICON Unit R/C OPC Unit MAIN Unit IR TRANSMITTER Unit TOUCH SENSOR KEY Unit TK IR POWER Unit CONTROL Unit 40" LCD Panel Module Unit...
  • Page 84 LC-40/46LE830E, RU/831E, S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] CABINET PARTS (LC-40LE830E, RU/831E, S) Front Cabinet Ass'y (LC-40LE830E for Europe/LC-40LE831E, S) CCABAC653WJ11 Front Cabinet Ass'y (LC-40LE830RU) CCABAC653WJ12 Front Cabinet Not Available R/C OPC Cover Not Available Front Decoration Not Available Diffusion Sheet Not Available...
  • Page 85 LC-40/46LE830E, RU/831E, S [4] CABINET PARTS (LC-46LE830E, RU/831E, S) ICON Unit MAIN Unit R/C OPC Unit IR TRANSMITTER Unit TOUCH SENSOR KEY Unit POWER Unit CONTROL Unit 46" LCD Panel Module Unit...
  • Page 86 LC-40/46LE830E, RU/831E, S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] CABINET PARTS (LC-46LE830E, RU/831E, S) Front Cabinet Ass'y (LC-46LE830E for Europe/LC-46LE831E, S) CCABAC654WJ11 Front Cabinet Ass'y (LC-46LE830RU) CCABAC654WJ12 Front Cabinet Not Available R/C OPC Cover Not Available Front Decoration Not Available Diffusion Sheet Not Available...
  • Page 87 LC-40/46LE830E, RU/831E, S [5] SUPPLIED ACCESSORIES/PACKING PARTS (LC-40LE830E, RU/831E, S) Wireless LAN USB Stand Support Ass'y (x1) Stand Base Ass'y (x1) Stand Screw Ass'y (x1) adapter (WN8522D 7-JU) (x1) Remote control unit (x1) LR03 (“AAA” size alkaline) Cable tie (x1) battery (x2) Safety Sheet Guarantee Card (LC-40LE831E for U.K.)
  • Page 88 LC-40/46LE830E, RU/831E, S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [5] SUPPLIED ACCESSORIES/PACKING PARTS (LC-40LE830E, RU/831E, S) Stand Support Ass'y CANGKD135WJ01 Stand Base Ass'y CDAi-A720WJ01 Stand Screw Ass'y CSAKKA010WJ01 Wireless LAN USB Adaptor Ki-OUA003WJQZ Cable Tie LHLDWA303WJKA Remote Control Unit RRMCGA902WJSA Safety Sheet TCAUZA445WJZZ...
  • Page 89 LC-40/46LE830E, RU/831E, S [6] SUPPLIED ACCESSORIES/PACKING PARTS (LC-46LE830E, RU/831E, S) Wireless LAN USB Stand Support Ass'y (x1) Stand Base Ass'y (x1) Stand Screw Ass'y (x1) adapter (WN8522D 7-JU) (x1) Remote control unit (x1) LR03 (“AAA” size alkaline) Cable tie (x1) battery (x2) Safety Sheet Guarantee Card (LC-46LE831E for U.K.)
  • Page 90 LC-40/46LE830E, RU/831E, S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [6] SUPPLIED ACCESSORIES/PACKING PARTS (LC-46LE830E, RU/831E, S) Stand Support Ass'y CANGKD136WJ01 Stand Base Ass'y CDAi-A721WJ01 Stand Screw Ass'y CX-BZA399WJ01 Wireless LAN USB Adaptor Ki-OUA003WJQZ Cable Tie LHLDWA303WJKA Remote Control Unit RRMCGA902WJSA Safety Sheet TCAUZA445WJZZ...
  • Page 91 LC-40/46LE830E, RU/831E, S...
  • Page 92 LC-40/46LE830E, RU/831E, S COPYRIGHT © 2011 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.

This manual is also suitable for:

Lc-46le830e/ruLc-40le831e/sLc-46le831e/s

Table of Contents