Sharp LC-60LE740E Service Manual
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Sharp LC-60LE740E Service Manual

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See also: Operating Manual
LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E
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.
CHAPTER 1. SPECIFICATIONS
CHAPTER 3. DIMENSIONS
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-60/70LE740E/RU,741E/S,743E
LC-60LE840E/RU,841E/S,843E
MODELS
LC-80LE645E/RU,646E/S,648E

CONTENTS

CHAPTER 6. TROUBLESHOOTING TABLE
CHAPTER 8. OVERALL WIRING/SYSTEM BLOCK
DIAGRAM
No. S32W360LE740E
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-60LE740E

  • Page 1: Service Manual

    LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E SERVICE MANUAL No. S32W360LE740E LCD COLOUR TELEVISION LC-60/70LE740E/RU,741E/S,743E LC-60LE840E/RU,841E/S,843E MODELS LC-80LE645E/RU,646E/S,648E 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. CONTENTS SAFETY PRECAUTION CHAPTER 6.
  • Page 2 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E CONTENTS SAFETY PRECAUTION CHAPTER 6. TROUBLESHOOTING TABLE IMPORTANT SERVICE SAFETY PRE- TROUBLESHOOTING TABLE (LC-60/ CAUTION............i 70LE740E/RU,741E/S,743E)...... 6-1 Precautions for using lead-free solder .... ii LED flashing specification at the time of End of life disposal......... iii the error (LC-60/70LE740E/RU,741E/ OUTLINE S,743E) ..........

  • Page 3: Safety Precaution

    LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E LC60LE740E 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 4 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 5 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E End of life disposal End of life disposal...
  • Page 6 NOTE: (*1) Replace MAIN Unit (DKEYDF733FM**) in case of IC8401 or IC3303 failure. OTHER Unit PARTS CODE DESCRIPTION R1LK600D3GV00Y 60" LCD Panel Module (LK600D3GV00Y) (LC-60LE740E/RU,741E/S,743E) R1LK695D3GW80F 70" LCD Panel Module (LK695D3GW80F) (LC-70LE740E/RU,741E/S,743E) CLCDTA257WE01 60" LCD Panel Module Unit (LC-60LE840E/RU,841E/S,843E) CLEDSV257WE01...
  • Page 7 Connecting Cord L=1000mm, Main to POWER Unit (PD) (LC-60LE740E/RU,741E/S,743E) QCNW-L610WJQZ Connecting Cord L=1000mm, Main to ICON Unit (CI) (LC-60LE740E/RU,741E/S,743E) QCNW-L613WJQZ Connecting Cord L=1060mm, Main to Speaker Unit L/R (SP) (LC-60LE740E/RU,741E/S,743E) QCNW-L587WJQZ Connecting Cord L=1000mm, Main to LCD Control Unit (PL) (LC-60LE740E/RU,741E/S,743E) QCNW-L629WJQZ...
  • Page 8 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E CHAPTER 1. LC60LE740E SPECIFICATIONS Service Manual [1] SPECIFICATIONS (LC-60/70LE740E/RU,741E/S,743E) 37.5 40.5 1 – 1...
  • Page 9 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 37.5 40.5 1 – 2...
  • Page 10 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [2] SPECIFICATIONS (LC-60LE840E, RU/841E, S/843E) 1 – 3...
  • Page 11 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 27.5 35.0 1 – 4...
  • Page 12 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [3] SPECIFICATIONS (LC-80LE645E/RU,646E/S,648E) 1 – 5...
  • Page 13 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 1 – 6...
  • Page 14 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E CHAPTER 2. LC60LE740E OPERATION MANUAL Service Manual [1] Parts Name (LC-60/70LE740E/RU,741E/S,743E) ,743 2 – 1...
  • Page 15 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E ,743 2 – 2...
  • Page 16 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E • LC-60/70LE740E/RU,LE741E/S 2 – 3...
  • Page 17 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 2 – 4...
  • Page 18 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E • LC-60/70LE743E 2 – 5...
  • Page 19 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 2 – 6...

  • Page 20: Operation Manual (Lc-60/ 70Le740E/Ru,741E/S,743E)

    LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [2] OPERATION MANUAL (LC-60/70LE740E/RU,741E/S,743E) 2 – 7...
  • Page 21 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [3] Parts Name (LC-60LE840E, RU/841E, S/843E) ,843 2 – 8...
  • Page 22 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E ,843 2 – 9...
  • Page 23 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E • LC-60LE840E/RU,LE841E/S 2 – 10...
  • Page 24 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 2 – 11...
  • Page 25 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E • LC-60LE843E 2 – 12...
  • Page 26 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 2 – 13...
  • Page 27 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [4] OPERATION MANUAL (LC-60LE840E, RU/841E, S/843E) 2 – 14...
  • Page 28 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [5] Parts Name (LC-80LE645E/RU,646E/S,648E) ,648 2 – 15...
  • Page 29 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E ,648 2 – 16...
  • Page 30 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E • LC-80LE645E/RU,LE646E/S 2 – 17...
  • Page 31 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 2 – 18...
  • Page 32 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E • LC-80LE648E 2 – 19...
  • Page 33 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 2 – 20...
  • Page 34 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [6] OPERATION MANUAL (LC-80LE645E/RU,646E/S,648E) 2 – 21...
  • Page 35 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E CHAPTER 3. LC60LE740E DIMENSIONS Service Manual [1] DIMENSIONS (LC-60/70LE740E/RU,741E/S,743E) Unit: mm 3 – 1...
  • Page 36 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E Unit: mm 3 – 2...
  • Page 37 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [2] DIMENSIONS (LC-60LE840E, RU/841E, S/843E) Unit: mm 3 – 3...
  • Page 38 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [3] DIMENSIONS (LC-80LE645E/RU,646E/S,648E) Unit: mm 3 – 4...
  • Page 39 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E Unit: mm 3 – 5...
  • Page 40 CHAPTER 4. LC60LE740E REMOVING OF MAJOR PARTS Service Manual [1] The location putting on the heat measure sheet 1. MAIN PWB Unit • LC-60/70LE740E/RU,741E/S,743E,LC-60LE840E/RU,841E/S,843E PSPAZC805WJKZ LC-60LE740E/RU, 741E/S,743E LC-60LE840E/RU, 841E/S,843E PSPAZC887WJKZ LC-70LE740E/RU, 741E/S,743E • LC-80LE645E/RU,646E/S,648E (7) Stick*** PSPAZC871WJKZ COOLING SHEET for Main(25x25 t11)
  • Page 41 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 2. LCD Control Unit • LC-60/70LE740E/RU,741E/S,743E,LC-60LE840E/RU,841E/S,843E PSPAZC805WJKZ 4 – 2...
  • Page 42 Mount the main PWB Ass’y on the backlight chassis and check that the EMI-prevention parts are not peeled and twisted from the access holes. (The EMI-prevention parts, conductive nonwoven fabric gaskets, must be seen from the access holes.) [Countermeasure] Attach the conductive nonwoven fabric gaskets on the shielded case on the main PWB. • LC-60LE740E/RU,741E/S,743E,LC-60LE840E/RU,841E/S,843E PSPAZC691WJZZ PMLT-A676WJZZ PSPAZC690WJZZ PSPAZC691WJZZ •...
  • Page 43 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E • LC-80LE645E/RU,646E/S,648E PMLT-A676WJZZ PMLT-A693WJZZ PMLT-A694WJZZ PMLT-A695WJZZ 4 – 4...
  • Page 44 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 45 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E CHAPTER 5. LC60LE740E ADJUSTMENT Service Manual [1] ADJUSTMENT PROCEDURE (LC-60/70LE740E/RU,741E/S,743E) 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 46 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 2. Entering and exiting the adjustment process mode 1) Unplug the AC power cord of running TV set to force off the power. 2) While holding down the “VOL (-)” and “INPUT” keys on the set at once, plug in the AC power to turn on the power. The letter “K”...
  • Page 47 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 5. 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.) 1/21 [INFO] MAIN Version 1xxx(xxxxx) Main software version BOOT Version xxxxxxx...
  • Page 48 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E Page Line Item Description Remarks (adjustment detail, etc.) 6/21 [COMP15KMAIN] 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 49 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E Page Line Item Description Remarks (adjustment detail, etc.) 14/21 TCON Version EXT.1 xxxxx TCON Version EXT.2 TCON Version EXT.3 TCON Version EXT.4 15/21 3DHDMI FPGA Version xxxxx 2D→3D FPGA Version xxxxx 3D LED BRIGHTNESS xxxxx 3D IR EMITTER CONTROL xxxxx 16/21 [FR REGI]...

  • Page 50: Special Features

    LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 6. Special features 1. NORMAL STANDBY CAUSE (Page 1/21) Display of a cause (code) of the last standby. The cause of the last standby is recorded in EEPROM whenever it is possible. Checking this code will be useful in finding a problem when you repair the troubled set. 2.
  • Page 51 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 7. 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 52 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 8. Public Mode 1. Starting the Public Mode 1) Method of needing password a) While holding down the “INPUT" and "Volume UP" keys on the set at once, plug in the AC power cord to turn on the power. b) Display the Pass Word input screen.
  • Page 53 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 4. Basic operation in the Public Mode Public Mode setting screen. Vol (+/-) or Cursor ( / ) Change or execution of the set value. CH (+/-) or Cursor ( / ) Movement to the selected item. Public Mode Decision (ok) Excution (Used by the items "Execution"...
  • Page 54 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E Remarks In selecting “QUICK”, the function does not work for the following items. (selection impossible.) • ON TIMER, QUICK START, DIGITAL FIXED, etc. * These items does not exist according to the model. 3) Volume maximum level [MAXIMUM VOLUME] Option 0~60 (loop disabled) Default...
  • Page 55 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E Exception • The start operation in the adjustment process mode, inspection mode are enabled regardless of this setting. • All the keys are enabled regardless of this setting while entering the adjustment process mode, inspection mode or Public Mode setting screen. •...
  • Page 56 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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. Remarks •...
  • Page 57 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 16) Public mode setting [PUBLIC MODE] Option “OFF” or “ON” (loop enabled) Default Function The item decide whether Public mode setting menu are enabled or disabled. The same item as [PUBLIC MODE] in the adjustment process menu. : Public mode is not active. : Public mode is active.
  • Page 58 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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. • All USB terminals can be valid, but more than one USB thumb drive shouldn't be connected to TV. •...
  • Page 59 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 60: Video Signal Adjustment Procedure

    LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 10. 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 ± 0.02Vp-p (Pedestal to white level) •...
  • Page 61 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 10.5. 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 Black...

  • Page 62: White Balance Adjustment

    LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 11. White balance adjustment For white balance adjustment, adjust the offset values on pages 11/21. [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] : Minolta CA-210...

  • Page 63: Initialization To Factory Settings

    LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 13. 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 64 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 65 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 66 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [2] ADJUSTMENT PROCEDURE (LC-60LE840E/RU,841E/S,843E) 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 67 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 2. Entering and exiting the adjustment process mode 1) Unplug the AC power cord of running TV set to force off the power. 2) While holding down the “VOL (-)” and “INPUT” keys on the set at once, plug in the AC power cord to turn on the power. The letter "K"...
  • Page 68 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 4. 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 xxxxxx 1/21 INPUT1 AUTO EURO MAIN Version 1.00 (E 2011/**/** ) BOOT Version xxxxxxx...
  • Page 69 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 5. 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.) 1/21 [INFO] MAIN Version 1xxx(xxxxx) Main software version BOOT Version xxxxxxx...
  • Page 70 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E Page Line Item Description Remarks (adjustment detail, etc.) 6/21 [COMP15KMAIN] 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 71 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E Page Line Item Description Remarks (adjustment detail, etc.) 14/21 TCON Version EXT.1 xxxxx TCON Version EXT.2 TCON Version EXT.3 TCON Version EXT.4 15/21 3DHDMI FPGA Version xxxxx 2D→3D FPGA Version xxxxx 3D LED BRIGHTNESS xxxxx 3D IR EMITTER CONTROL xxxxx 16/21 [FR REGI]...
  • Page 72 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 6. Special features 1. NORMAL STANDBY CAUSE (Page 1/21) Display of a cause (code) of the last standby. The cause of the last standby is recorded in EEPROM whenever it is possible. Checking this code will be useful in finding a problem when you repair the troubled set. 2.
  • Page 73 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 7. 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 74 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 8. Public Mode 1. Starting the Public Mode 1) Method of needing password a) While holding down the "INPUT" and "Volume UP" keys on the set at once, plug in the AC power cord to turn on the power. b) Display the Pass Word input screen.
  • Page 75 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 76 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 77 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 78 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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. Remarks •...
  • Page 79 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 80 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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. • All USB terminals can be valid, but more than one USB thumb drive shouldn't be connected to TV. •...
  • Page 81 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 82 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 10. 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 ± 0.02Vp-p (Pedestal to white level) •...
  • Page 83 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 10.5. 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 Black...
  • Page 84 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 11. White balance adjustment For white balance adjustment, adjust the offset values on pages 11/21. [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] : Minolta CA-210...
  • Page 85 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 13. 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 86 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 87 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 88 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [3] ADJUSTMENT PROCEDURE (LC-80LE645E/RU,646E/S,648E) 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 89 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 2. Entering and exiting the adjustment process mode 1) Unplug the AC power cord of running TV set to force off the power. 2) While holding down the “VOL (-)” and “INPUT” keys on the set at once, plug in the AC power to turn on the power. The letter “K”...
  • Page 90 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 5. 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.) 1/20 [INFO] MAIN Version 1xxx(xxxxx) Main software version BOOT Version xxxxxxx...
  • Page 91 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E Page Line Item Description Remarks (adjustment detail, etc.) 5/20 [CEC TEST] HDMI CEC TEST Enter HDMI CEC test HDMI EDID WRITE Enter HDMI EDID WRITING INSPECT USB TERM Enter Reading inspection of USB memory terminal MONIDATA READ[TEMP/OPC] MONITOR Temperature/ OPC Acquisition tool. SD CARD TEST Enter SD CARD TEST...
  • Page 92 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E Page Line Item Description Remarks (adjustment detail, etc.) 13/20 [M TEST PATTERN] LCD TEST PATTERN Pattern with built-in LCD controller display LCD TEST PATTERN1 NOT SUPPORT LCD TEST PATTERN2 LCD TEST PATTERN3 NOT SUPPORT LCD TEST PATTERN4 NOT SUPPORT 14/20 TCON Version EXT.1 xxxxx...
  • Page 93 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 6. Special features 1. NORMAL STANDBY CAUSE (Page 1/20) Display of a cause (code) of the last standby. The cause of the last standby is recorded in EEPROM whenever it is possible. Checking this code will be useful in finding a problem when you repair the troubled set. 2.
  • Page 94 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 7. 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 95 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 8. Public Mode 1. Starting the Public Mode 1) Method of needing password a) While holding down the "INPUT" and "Volume UP" keys on the set at once, plug in the AC power cord to turn on the power. b) Display the Pass Word input screen.
  • Page 96 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 4. Basic operation in the Public Mode Public Mode setting screen. Vol (+/-) or Cursor ( / ) Change or execution of the set value. CH (+/-) or Cursor ( / ) Movement to the selected item. Public Mode Decision (ok) Excution (Used by the items "Execution"...
  • Page 97 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E Remarks In selecting “QUICK”, the function does not work for the following items. (selection impossible.) • ON TIMER, QUICK START, DIGITAL FIXED, etc. * These items does not exist according to the model. 3) Volume maximum level [MAXIMUM VOLUME] Option 0~60 (loop disabled) Default...
  • Page 98 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E Exception • The start operation in the adjustment process mode, inspection mode are enabled regardless of this setting. • All the keys are enabled regardless of this setting while entering the adjustment process mode, inspection mode or Public Mode setting screen. •...
  • Page 99 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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. Remarks •...
  • Page 100 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 16) Public mode setting [PUBLIC MODE] Option “OFF” or “ON” (loop enabled) Default Function The item decide whether Public mode setting menu are enabled or disabled. The same item as [PUBLIC MODE] in the adjustment process menu. : Public mode is not active. : Public mode is active.
  • Page 101 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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. • All USB terminals can be valid, but more than one USB thumb drive shouldn't be connected to TV. •...
  • Page 102 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 103 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 10. 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 ± 0.02Vp-p (Pedestal to white level) •...
  • Page 104 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 10.5. 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 Black...
  • Page 105 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 11. White balance adjustment For white balance adjustment, adjust the offset values on pages 11/20. [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] : Minolta CA-210...
  • Page 106 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 13. 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 107 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 108 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 109 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E CHAPTER 6. LC60LE740E TROUBLESHOOTING TABLE Service Manual [1] TROUBLESHOOTING TABLE (LC-60/70LE740E/RU,741E/S,743E) 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. Are the wire harnesses and other cables properly connected to Reconnect the wire harnesses and other cables properly to the the set?
  • Page 110 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E The sound is not emitted from the Speaker. 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 & Main CPU)? Do audio signals input to pins [7, 8, 9] of IC2701 (DSP)? Check the line between IC3303 and IC2701.
  • Page 111 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 LE740,LE743 series, refer to (A). In the case of LE741 series, refer to (B). Does SIF signal output from pin (8) of TUNER Check the tuner and its peripheral circuits.
  • Page 112 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 LE740,LE743 series, refer to (A). In the case of LE741 series, refer to (B). Do IF signals output to pins [10, 11] of TUNER Check the tuner and its peripheral circuits.
  • Page 113 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E No sound (during the reception of TV (DIGITAL-Satellite) broadcasting) (DIGITAL-Satellite is only function for LE740,LE743 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 114 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 115 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 116 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 117 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 118 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 119 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 120 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [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 121 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [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 122 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [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 123 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E <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 124 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E <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 125 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 126 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [2] LED flashing specification at the time of the error (LC-60/70LE740E/RU,741E/S,743E) 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 127 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 128 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 129 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 130 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [3] TROUBLESHOOTING TABLE (LC-60LE840E/RU,841E/S,843E) 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. Are the wire harnesses and other cables properly connected to Reconnect the wire harnesses and other cables properly to the the set?
  • Page 131 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 132 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 LE840,LE843 series, refer to (A). In the case of LE841 series, refer to (B). Does SIF signal output from pin (8) of TUNER Check the tuner and its peripheral circuits.
  • Page 133 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 LE840,LE843 series, refer to (A). In the case of LE841 series, refer to (B). Do IF signals output to pins [10, 11] of TUNER Check the tuner and its peripheral circuits.
  • Page 134 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E No sound (during the reception of TV (DIGITAL-Satellite) broadcasting) (DIGITAL-Satellite is only function for LE840,LE843 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 135 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 136 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 137 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 138 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 139 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 140 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 141 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [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 142 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [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 143 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [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 144 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E <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 145 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E <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 146 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 147 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [4] LED flashing specification at the time of the error (LC-60LE840E/RU,841E/S,843E) 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 148 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 149 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 150 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 151 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [5] TROUBLESHOOTING TABLE (LC-80LE645E/RU,646E/S,648E) 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. Are the wire harnesses and other cables properly connected to Reconnect the wire harnesses and other cables properly to the the set?
  • Page 152 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E The sound is not emitted from the Speaker. No sound output in all modes? Do audio signals output from pins [Y30/CPU_AOLRCK, Y31/ Check IC3303 and its peripheral circuits. CPU_AOBCK, Y32/CPU_AOMCLK, V27/CPU_AOSDATA0] of IC3303 (Digital AV decode & Main CPU) ? Do audio signals input to pins[5/AMP_MCLK ,6/ Check the line between IC3303 and IC2703.
  • Page 153 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 LE645,LE648 series, refer to (A). In the case of LE646 series, refer to (B). Does SIF signal output from pin (8) of TUNER Check the tuner and its peripheral circuits.
  • Page 154 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 LE645,LE648 series, refer to (A). In the case of LE646 series, refer to (B). Do IF signals output to pins [10, 11] of TUNER Check the tuner and its peripheral circuits.
  • Page 155 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E No sound (during the reception of TV (DIGITAL-Satellite) broadcasting) (DIGITAL-Satellite is only function for LE645,LE648 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 156 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 157 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 158 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 159 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 160 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E No picture on the display (1) The picture doesn't appear in all modes. Is the signal output from IC3303 (DIGITAL_AV_DECODER_&_MAIN_CPU) respectively? [VBO_HTPDN(C21), VBO_LOCKN(D21), VBO_TXA+-(A22/B22), VBO_TXB+-(A23/B23), VBO_TXC+-(A24/B24), VBO_TXD+-(A25/B25) Check IC3303 and its peripheral control circuits. (IC2001, IC3501, IC3502, IC3503, X3301, etc.) Do above-mentioned signals output from connector (P2604)? Check the line between IC3303 and P2604.
  • Page 161 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 162 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [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 163 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [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 164 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [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 165 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E <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 166 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E <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 167 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 168: Specifications

    LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [6] LED flashing specification at the time of the error (LC-80LE645E/RU,646E/S,648E) 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 169 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 170 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 171 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E 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 172: Adjustment

    LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E CHAPTER 7. LC60LE740E MAJOR IC INFORMATIONS Service Manual [1] MAJOR IC INFORMATIONS (LC-60/70LE740E/RU,741E/S,743E) 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 173 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [2] MAJOR IC INFORMATIONS (LC-60LE840E/RU,841E/S,843E) 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. IC3303 RH-iXD220WJQZQ Digital AV decode...

  • Page 174: Major Ic Informations

    LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [3] MAJOR IC INFORMATIONS (LC-80LE645E/RU,646E/S,648E) 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. IC3303 RH-iXD220WJQZQ Digital AV decode...

  • Page 175: Overall Wiring/System Block

    LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E LC60LE740E CHAPTER 8. OVERALL WIRING/SYSTEM BLOCK DIAGRAM Service Manual [1] OVERALL WIRING DIAGRAM (LC-60LE740E/RU,741E/S,743E) 8 – 1...
  • Page 176 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [2] OVERALL WIRING DIAGRAM (LC-70LE740E/RU,741E/S,743E) 8 – 2...
  • Page 177 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [3] OVERALL WIRING DIAGRAM (LC-60LE840E/RU,841E/S,843E) 8 – 3...
  • Page 178 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [4] OVERALL WIRING DIAGRAM (LC-80LE645E/RU,646E/S,648E) 8 – 4...
  • Page 179 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [5] SYSTEM BLOCK DIAGRAM (LC-60/70LE740E/RU,743E) 8 – 5...
  • Page 180 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [6] SYSTEM BLOCK DIAGRAM (LC-60/70LE741E/S) 8 – 6...
  • Page 181 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [7] SYSTEM BLOCK DIAGRAM (LC-60LE840E/RU,843E) 8 – 7...
  • Page 182 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [8] SYSTEM BLOCK DIAGRAM (LC-60LE841E/S) 8 – 8...
  • Page 183 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [9] SYSTEM BLOCK DIAGRAM (LC-80LE645E/RU,648E) 8 – 9...
  • Page 184 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [10] SYSTEM BLOCK DIAGRAM (LC-80LE646E/S) 8 – 10...
  • Page 185 LC-60LE840E/RU,841E/S,843E MODELS LC-80LE645E/RU,646E/S,648E CONTENTS [10] CABINET AND MECHANICAL PARTS PRINTED WIRING BOARD (LC-80LE645E/RU,646E/S,648E) ASSEMBLIES (LC-60/70LE740E/ RU,741E/S,743E) [11] SUPPLIED ACCESSORIES/PACKING PARTS (LC-60LE740E,RU/ PRINTED WIRING BOARD 741E,S,743E) ASSEMBLIES (LC-60LE840E/ RU,841E/S,843E) [12] SUPPLIED ACCESSORIES/PACKING PARTS (LC-70LE740E,RU/ PRINTED WIRING BOARD 741E,S,743E) ASSEMBLIES (LC-80LE645E/ RU,646E/S,648E)
  • Page 186 MAIN Unit (LC-60/70LE741E,S) DKEYDF733FM66 MAIN Unit (LC-60/70LE743E) DKEYDF733FM68 R/C OPC Unit DUNTKF494FM02 ICON Unit DUNTKF770FM51 DUNTKF800FM52 KEY Unit LCD control Unit (LC-60LE740E/RU,741E/S,743E) DUNTKG031FM51 LCD control Unit (LC-70LE740E/RU,741E/S,743E) DUNTKG031FM52 3D-IR Transmitter Unit RUNTKA819WJQZ POWER Unit (LC-60LE740E,RU/741E,S/743E) RUNTKA932WJQZ POWER Unit (LC-70LE740E,RU/741E,S/743E) RUNTKA933WJN1...
  • Page 187 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [7] CABINET AND MECHANICAL PARTS (LC-60LE740E,RU/741E,S,743E) 60"LCD Panel Module Unit R/C OPC Unit ICON Unit 3D IR Transmitter Unit KEY Unit MAIN Unit POWER/DRIVE Unit LCD CONTROL Unit...
  • Page 188 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [7] CABINET AND MECHANICAL PARTS (LC-60LE740E,RU/741E,S,743E) Front Cabinet Ass'y CCABAC821WJ12 Front Cabinet GCABAC821WJ1A R/C OPC Cover GCOVAD966WJ1A Front Decoration HDECQB671WJ2B ICON Decoration PSHEPB131WJKZ Rear Cabinet Ass'y (except LC-60LE741E/S) CCABBC031WJ13 Rear Cabinet Ass'y (for LC-60LE741E/S)
  • Page 189 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [8] CABINET AND MECHANICAL PARTS (LC-70LE740E,RU/741E,S,743E) 70"LCD Panel Module Unit R/C OPC Unit ICON Unit 3D IR Transmitter Unit KEY Unit MAIN Unit POWER/LED Drive Unit LCD CONTROL Unit...
  • Page 190 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [8] CABINET AND MECHANICAL PARTS (LC-70LE740E,RU/741E,S,743E) Front Cabinet Ass'y CCABAC869WJ12 Front Cabinet GCABAC869WJ1A R/C OPC Cover GCOVAD966WJ1A Front Decoration HDECQB633WJ3B WireHolder, x2 LHLDWA124WJKZ WireHolder, x3 LHLDWA175WJUZ ICON Decoration PSHEPB131WJKZ Rear Cabinet Ass'y (for LC-70LE740E,RU/743E) CCABBC049WJ11 Rear Cabinet Ass'y (for LC-70LE741E,S) CCABBC049WJ12...
  • Page 191 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [9] CABINET AND MECHANICAL PARTS (LC-60LE840E/RU,841E/S,843E) 3D-IR Unit R/C OPC Unit 60" LCD ICON Panel Module Unit Unit MAIN Unit CONTROL Unit Unit POWER Unit...
  • Page 192 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [9] CABINET AND MECHANICAL PARTS (LC-60LE840E/RU,841E/S,843E) Center Angle Ass'y, x2 CANGKD512WJ31 Center Angle LANGKD512WJ3W WireHolder LHLDWA175WJUZ Vesa Boss, x2 NSFTZA546WJFN Decoration Ass'y CCOVAE387WJ31 Decoration Cover GCOVAE387WJ3A 3D-IR Cover GCOVAE310WJ3A Center ICON Cover GCOVAE311WJ3A LED Decoration HDECQB692WJ3A...
  • Page 193 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [10] CABINET AND MECHANICAL PARTS (LC-80LE645E/RU,646E/S,648E) Unit R/C OPC Unit ICON Unit 22 21 MAIN Unit 80" LCD Panel Module Unit POWER Unit...
  • Page 194 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [10] CABINET AND MECHANICAL PARTS (LC-80LE645E/RU,646E/S,648E) Front Cabinet Ass'y CCABAC818WJ33 Front Cabinet GCABAC818WJ3A R/C OPC Cover GCOVAD966WJ3A Front Decoration HDECQB669WJ3A WireHolder LHLDWA289WJKZ Diffusion Sheet PSHEPB168WJKZ Himeron, x2 PSPAHC173WJZZ Vese Angke Ass'y, x4 CANGKD398WJ31 Vese Angke LANGKD398WJ3W...

  • Page 195: Operation Manual

    LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [11] SUPPLIED ACCESSORIES/PACKING PARTS (LC-60LE740E,RU/741E,S,743E) USB Donlge USB Memory Weee Sheet Gost Sheet Stand Base Ass'y Stand Support Ass'y X14 X15 X16 Wi-Fi Sheet Guarantee Sheet Remote control unit “AAA” size battery Operation manual Stand Screw Ass'y Safety Sheet...
  • Page 196 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [11] SUPPLIED ACCESSORIES/PACKING PARTS (LC-60LE740E,RU/741E,S,743E) Stand Base Ass'y CDAi-A778WJ22 Support Ass'y CANGKD276WJ05 Stand Screw Ass'y CSAKKA011WJ03 USB Dongle Ki-OUA003WJQZ Remote Control (except LC-60LE743E) RRMCGB012WJSA Remote Control (for LC-60LE743E) RRMCGB013WJSA Weee Sheet (except LC-60LE740RU)
  • Page 197 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [12] SUPPLIED ACCESSORIES/PACKING PARTS (LC-70LE740E,RU/741E,S,743E) USB Donlge USB Memory Weee Sheet Gost Sheet Stand Base Ass'y Stand Support Ass'y X14 X15 X16 Wi-Fi Sheet Guarantee Sheet Remote control unit “AAA” size battery Operation manual Stand Screw Ass'y Safety Sheet...
  • Page 198 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [12] SUPPLIED ACCESSORIES/PACKING PARTS (LC-70LE740E,RU/741E,S,743E) Stand Base Ass'y CDAi-A778WJ22 Stand Support Ass'y, x2 CANGKD276WJ05 Stand Screw Ass'y CSAKKA011WJ03 USB Dongle Ki-OUA003WJQZ Remote Control (except LC-70LE743E) RRMCGB012WJSA Remote Control (for LC-70LE743E) RRMCGB013WJSA Weee Sheet (except LC-70LE740RU) TCAUZA446WJZZ Wi-Fi Sheet...
  • Page 199 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [13] SUPPLIED ACCESSORIES/PACKING PARTS (LC-60LE840E/RU,841E/S,843E) Safety Sheet USB Donlge USB Memory Weee Sheet Stand Base Ass'y Stand Support Ass'y Wi-Fi Sheet Gost Sheet Remote control unit “AAA” size battery Operation manual X15 X16 X17 Stand Screw Ass'y Skype Sheet Guarantee Sheet...
  • Page 200 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [13] SUPPLIED ACCESSORIES/PACKING PARTS (LC-60LE840E/RU,841E/S,843E) Stand Base Ass'y CDAi-A776WJ05 Stand Support Ass'y CANGKD137WJ01 Stand Screw Ass'y CSAKKA010WJ07 USB Dongle Ki-OUA003WJQZ Remote Control (except LC-60LE843E) RRMCGB012WJSA Remote Control (for LC-60LE843E) RRMCGB013WJSA Weee Sheet (except LC-60LE840RU) TCAUZA446WJZZ Wi-Fi Sheet TCAUZA458WJN1...
  • Page 201 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E [14] SUPPLIED ACCESSORIES/PACKING PARTS (LC-80LE645E/RU,646E/S,648E) USB Donlge USB Memory Weee Sheet Gost Sheet Stand Base Ass'y Stand Support Ass'y X14 X15 Wi-Fi Sheet Guarantee Sheet Remote control unit “AAA” size battery Operation manual Stand Screw Ass'y Safety Sheet AC Cord...
  • Page 202 Connecting Cord L=1000mm, Main to POWER Unit (PD) (LC-60LE740E/RU,741E/ QCNW-L608WJQZ S,743E) Connecting Cord L=1000mm, Main to ICON Unit (CI) (LC-60LE740E/RU,741E/S,743E) QCNW-L610WJQZ Connecting Cord L=1060mm, Main to Speaker Unit L/R (SP) (LC-60LE740E/RU,741E/ QCNW-L613WJQZ S,743E) Connecting Cord L=1000mm, Main to LCD Control Unit (PL) (LC-60LE740E/RU,741E/ QCNW-L587WJQZ...
  • Page 203 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E...
  • Page 204 LC-60/70LE740E/RU,741E/S,743E,60LE840E/RU,841E/S,843E,80LE645E/RU,646E/S,648E COPYRIGHT © 2012 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.

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