Sharp LC-46LE925E Service Manual
  1. Manuals
  2. Brands
  3. Sharp Manuals
  4. LCD TV
  5. AQUOS LC-46LE925E
  6. Service manual

Sharp LC-46LE925E Service Manual

Lcd colour television
Hide thumbs Also See for LC-46LE925E:
Table of Contents

Advertisement

Quick Links

Download this manual
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
[1]
SPECIFICATIONS ................................. . ....... 1-1
CHAPTER 2. OPERATION MANUAL
[1]
Parts Name ............................................ . ....... 2-1
[2]
[1]
DIMENSIONS (LC-46LE925E) .............. . ....... 3-1
[2]
DIMENSIONS (LC-60LE925E) .............. . ....... 3-2
[1]
(LC-46LE925E) ...................................... . ....... 4-1
[2]
(LC-60LE925E) ...................................... . ....... 4-6
[3]
Caution Cleaning Glass ......................... . ..... 4-13
[4]
PWB ....................................................... . ..... 4-15
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-46LE925E
LC-60LE925E
MODELS
CONTENTS
POSITIONING FIGURE
[1]
LC-46LE925E ................................................5-1
[2]
LC-60LE925E ................................................5-2
[1]
ADJUSTMENT PROCEDURE ......................6-1
[1]
TROUBLESHOOTING TABLE ......................7-1
[2]
error .............................................................7-15
[1]
MAJOR IC INFORMATIONS .........................8-1
[1]
(LC-46LE925E)..............................................9-1
[2]
(LC-60LE925E)..............................................9-2
[3]
SYSTEM BLOCK DIAGRAM .........................9-3
LC-46/60LE925E
No. S90M146LE925E
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-46LE925E

Summary of Contents for Sharp LC-46LE925E

  • Page 1: Table Of Contents

    CHAPTER 8. MAJOR IC INFORMATIONS OPERATION MANUAL (LC-46LE925E)..2-3 MAJOR IC INFORMATIONS ......8-1 CHAPTER 3. DIMENSIONS CHAPTER 9. OVERALL WIRING/BLOCK DIAGRAM DIMENSIONS (LC-46LE925E) ...... 3-1 OVERALL WIRING DIAGRAM DIMENSIONS (LC-60LE925E) ...... 3-2 (LC-46LE925E)..........9-1 OVERALL WIRING DIAGRAM CHAPTER 4.

  • Page 2: Important Service Safety

    LC-46/60LE925E LC-46LE925E 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-46/60LE925E 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-46/60LE925E End of life disposal End of life disposal...

  • Page 5: Outline

    Therefore, please exchange of a TOUCH SENSOR KEY Unit in the case of front cabinet exchange. OTHER UNIT Ref No. Parts Code Description R1LK460D3LWF0Y 46” LCD Panel Module Unit (LC-46LE925E) R1LK600D3LW5AZ 60” LCD Panel Module Unit (LC-60LE925E) IC FOR EXCLUSIVE USE OF THE SERVICE Ref No. Parts Code Description Q’ty...

  • Page 6: Chapter 1. Specifications

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

  • Page 7: Parts Name

    LC-46/60LE925E CHAPTER 2. LC-46LE925E OPERATION MANUAL Service Manual [1] Parts Name TV (front view) (Volume buttons) CH / (Programme [channel] buttons) INPUT (Input source button) MENU (Menu button) POWER (Power button) OPC sensor Remote control sensor Infrared emitter Illumination LED*...
  • Page 8 LC-46/60LE925E Remote control unit (Standby/On) Press to access Net TV. (Display information) Press to access conventional Press to display the station analogue TV mode. information (channel number, signal, etc.) in the upper right corner of the screen. Press to access digital TV mode. P.
  • Page 9 Do not drop or place unnecessary stress on the stand when assembling and attaching or removing it. • Be sure to not accidentally hit the glass part of the stand with a sharp or hard object, as it may cause the glass to break. •...

  • Page 10: Chapter 3. Dimensions

    LC-46/60LE925E CHAPTER 3. LC-46LE925E DIMENSIONS Service Manual [1] DIMENSIONS (LC-46LE925E) Unit: mm 1127.0 1127,0 1023.4 1023,4 540.0 540,0 39.0 157.7 400.0 157,7 39,0 400,0 340.0 340,0 NOTE • Dimensions do not include protrusions such as screws and some parts. 3 – 1...

  • Page 11: Dimensions (Lc-60Le925E)

    LC-46/60LE925E [2] DIMENSIONS (LC-60LE925E) Unit: mm 1439.0 1439,0 1334.2 1334,2 580.0 580,0 39.7 174.0 400.0 174,0 39,7 400,0 368.0 368,0 NOTE • Dimensions do not include pr o trusions such as scr e ws and some parts. 3 – 2...

  • Page 12: Chapter 4. Removing Of Major Parts Removing Of Major Parts (Lc-46Le925E)

    CHAPTER 4. LC-46LE925E REMOVING OF MAJOR PARTS Service Manual [1] REMOVING OF MAJOR PARTS (LC-46LE925E) 1. Removing of Stand Unit and Rear Cabinet Ass’y. 1. Remove the 1 lock screw and detach the Support Cover 2. Remove the 4 lock screws and detach the Stand Unit 3.
  • Page 13 LC-46/60LE925E 2. Removing of Stand Cover and Speaker (L/R). 1. Remove the 2 lock screws and detach the Stand Cover 2. Disconnect SP wire. 3. Detach the Speaker (L) , Speaker (R) 4. Detach the Insulation Sheet (AC) MAIN Unit Insulation Sheet (AC) [SP]...
  • Page 14 LC-46/60LE925E 3. Removing of Connectors 1. Disconnect the following connectors from the MAIN Unit. (SB, LB, PD, LW, RA, RL, IR, HN) 2. Disconnect the following connectors from the POWER Unit. (LA, PD, PL, AS, PN) 3. Disconnect the following connectors from the LCD CONTROL Unit. (LW, PL) 4.
  • Page 15 LC-46/60LE925E 4. Removing of MAIN Unit, POWER Unit, HDMI CONVERTER Unit, Speaker (Woofer), Stand Angle and 46” LCD Panel Module Unit. 1. Remove the 7 lock screws and detach the MAIN Unit 2. Remove the 2 lock screws , 1 lock nut and detach the Terminal Angle (Bottom) 3.
  • Page 16 LC-46/60LE925E 5. Removing of R/C, LED Unit, ICON Unit, IR TRANSMITTER Unit, LOGO Unit, Front Cabinet Ass’y, Glass Front Panel Ass’y and TOUCH SENSOR KEY Unit. 1. Detach the R/C, LED Unit . (RA) 2. Detach the ICON Unit . (RI) 3.

  • Page 17: Removing Of Major Parts (Lc-60Le925E)

    LC-46/60LE925E [2] REMOVING OF MAJOR PARTS (LC-60LE925E) 1. Removing of Stand Unit and Rear Cabinet Ass'y. 1. Remove the 3 lock screws and detach the Support Cover 2. Remove the 4 lock screws and detach the Stand Unit 3. Remove the 1 lock screw and detach the AC Cord Cover 4.
  • Page 18 LC-46/60LE925E 2. Removing of Stand Cover and Speaker (L/R). 1. Detach the Insulation Sheet (AC) 2. Remove the 2 lock screws and detach the Stand Cover 3. Disconnect SP wire and detach the Speaker (L) /Speaker (R) Insulation Sheet (AC) Speaker (R) 4 Speaker (L) Stand Cover...
  • Page 19 LC-46/60LE925E 3. Removing of Connectors. 1. Disconnect the following connectors from MAIN Unit. (RL, IR, RA, HN, SB, PD, LB, LW) 2. Disconnect the following connectors from HDMI CONVERTER Unit. (HN, PN) 3. Disconnect the following connectors from POWER Unit. (PN, PD, LA, PL, AS) 4.
  • Page 20 LC-46/60LE925E 4. Removing of LCD Angle (Top-L/R) and LCD Angle (Bottom-L/R). 1. Remove the 2 lock screws and detach the LCD Angle (Top-L) 2. Remove the 2 lock screws and detach the LCD Angle (Top-R) 3. Remove the 2 lock screws and detach the LCD Angle (Bottom-L) 4.
  • Page 21 LC-46/60LE925E 5. Removing of 60” LCD Panel Module Unit, Front Cabinet Ass'y and Glass Front Panel Ass'y. 1. Detach the 60” LCD Panel Module Unit 2. Detach the Front Cabinet Ass'y 3. Detach the IR TRANSMITTER Unit and disconnect IR wire. 4.
  • Page 22 LC-46/60LE925E 6. Removing of BL Support Angle, LCD Angle (Bottom-MA), Stand Angle and Speaker (Woofer). 1. Remove the 3 lock screws and detach the BL Support Angle 2. Remove the 2 lock screws and detach the 2 pieces LCD Angle (Bottom-MA) 3.
  • Page 23 LC-46/60LE925E 7. Removing of HDMI CONVERTER Unit, MAIN Unit and POWER Unit. 1. Remove the 6 lock screws and detach the HDMI CONVERTER Unit 2. Remove the 7 lock screws and detach the MAIN Unit 3. Remove the 2 lock shafts , 1 lock nut and detach the Terminal Angle (Bottom) 4.

  • Page 24: Caution Cleaning Glass

    LC-46/60LE925E [3] Caution Cleaning Glass (4)Have a designated place at the time of the handling. Back side : Black print part 1. Glass handling Front side : Protection tape part CAUTION: (1) As for handling, wear clean gloves, protective footwear- You must not have a clear surface.
  • Page 25 LC-46/60LE925E 2. Glass cleaning CAUTION: (1) Visual inspection is done on the black mat. black mat glass (2) Dust and trash are taken with an air blow. Air blow (3) Dirt is wiped out with cloth. Ex.) Cotton (4) When dirt doesn't clean, it is wiped out with Alcohol. Alcohol Cotton (5) Dirt is wiped out with the Ethanol and clean cloth.

  • Page 26: How To Replace The Touch Sensor Key Pwb

    LC-46/60LE925E [4] How to replace the Touch Sensor key PWB 1. Replace the touch sensor key PWB in a clean room. Be sure to remove the dust from the unit before carrying it into the clean room. 2. Remove the touch sensor key PWB from the front glass. 3.
  • Page 27 LC-46/60LE925E ii) Adhere the ITO section to the front glass. (Use the positioning jig.) Tape fixing the FPCB and ITO sections (Adhered by the supplier) iii-1. Peel the release paper of the double-sided tape on the ITO section. iii-2. Slowly adhere it from the end using a roller. (Position the touch sensor using the jig.) * Check that there are no bubbles in the ITO section after adhered.
  • Page 28 LC-46/60LE925E iv) Peel the protective sheet of the OCA. Lift the ITO section, then peel the protective sheet by about half by means of the pull tap. * Peeling it completely reduces workability. Check the order due to workability. v) Contact the FPCB and joint end of the transparent electrode film with the glass. * Grasp the opposite end.

  • Page 29: Chapter 5. Touch Sensor Key Unit

    LC-46/60LE925E LC-46LE925E CHAPTER 5. TOUCH SENSOR KEY UNIT POSITIONING FIGURE Service Manual [1] LC-46LE925E TOUCH SENSOR KEY Unit 5 – 1...
  • Page 30 LC-46/60LE925E [2] LC-60LE925E TOUCH SENSOR KEY Unit 5 – 2...

  • Page 31: Lc-46Le925E

    LC-46/60LE925E CHAPTER 6. LC-46LE925E 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 32 LC-46/60LE925E 2. Notes of Touch sensor key unit Touch sensor key unit (RUNTKA761WJQZ) is fixed directly in the module glass. The unit cannot never be recycled when exfoliated from the module glass. Therefore, please exchange the touch sensor key units when the module glass is changed. Please note the adhesion and mixing of dust for the module glass when the module glass and the touch sensor key unit are exchanged.
  • Page 33 LC-46/60LE925E 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 1/23 INPUT1 AUTO EURO xxxxx MAIN Version 1.00 (E 2010/**/** ) BOOT Version xxxxxxx...
  • Page 34 LC-46/60LE925E 7. Adjustment process mode menu The character string in brackets [ ] will appear as a page title in the adjustment process menu header. Page Line Item Description Remarks (adjustment detail, etc.) 1/23 MAIN Version 1xxx(xxxxx) Main software version BOOT Version xxxxxxx BOOT Version.
  • Page 35 LC-46/60LE925E Page Line Item Description Remarks (adjustment detail, etc.) 5/23 HDMI CEC TEST Enter HDMI CEC test INSPECT USB TERM Enter Reading inspection of USB memory terminal HDMI EDID WRITE Enter HDMI EDID WRITING MONIDATA READ [TEMP/OPC] MONITOR Temperature/ OPC Acquisition tool. CAUSE RESET Enter Reset of standby cause...
  • Page 36 LC-46/60LE925E Page Line Item Description Remarks (adjustment detail, etc.) 14/23 FRV-N Firmware Version xxxxx FRC-N Boot Script Version xxxxx FRC-N Device Version xxxxx TCON FPGA1 Serial Flash Version xxxxx TCON FPGA2 Serial Flash Version xxxxx TCON FPGA1 Config Rom Version xxxxx TCON FPGA2 Config Rom Version xxxxx...
  • Page 37 LC-46/60LE925E Page Line Item Description Remarks (adjustment detail, etc.) 21/23 RF AGC BG RF-AGC BG adjustment execution RF AGC DK RF-AGC DKG adjustment execution RF AGC I RF-AGC I adjustment execution RF AGC L/L' RF-AGC L/L' adjustment execution 22/23 ERROR STANDBY CAUSE1 NO RECORD ERROR STANDBY CAUSE ERROR STANDBY CAUSE2...
  • Page 38 LC-46/60LE925E 8. Special features 1. NORMAL STANDBY CAUSE (Page 1/23) 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 39 LC-46/60LE925E 9. Lamp Error detection 1. Function This LCD colour TV set incorporates a Lamp error detection feature that automatically turns off the power for safety under abnormal lamp or lamp circuit conditions. If by any chance anything is wrong with the lamp or lamp circuit or if the lamp error detection feature is activated for some rea- son, the following will result.
  • Page 40 LC-46/60LE925E 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 41 LC-46/60LE925E 4. Basic operation in the Public Mode Change or execution of the set value. Vol (+/-) or Cursor ( / ) Movement to the selected item. CH ( ) or Cursor ( / ) Decision (ok) Execution (Used by the items “Execution” and “RESET”.) Public Mode setting screen.
  • Page 42 LC-46/60LE925E 2) Instantaneous current shutdown setting in turning off the power [SHUT DOWN MODE] Option “NORMAL” or “QUICK” Default NORMAL Function • This function decides whether scanning digital tuner is enabled or disabled when the power is standby. NORMAL : Scanning digital tuner is enabled when the power is standby. QUICK : Scanning digital tuner is disable It is possible to put into the standby state instantaneously due to power off input, when the...
  • Page 43 LC-46/60LE925E 7) Main Unit Operation [PANEL BUTTON] Option “RESPOND” or “NORESPOND” (loop enabled) Default “RESPOND” Function • RESPOND : The main unit’s keys are enabled. • NO RESPOND : The main unit’s keys are disabled excluding the POWER key (RECEPTION/STANDBY key).
  • Page 44 LC-46/60LE925E 10)OSD display [ON SCREEN DISPLAY] Option “YES”, “NO” or “LIMITED” (loop enabled) “LIMITED” is looped only in case of need (destination). Default “YES” Function • : OSD is displayed • : the following OSD is not displayed. Registration, setting, adjustment menu, channel call, volume bar, and input select •...
  • Page 45 LC-46/60LE925E 13)Speaker ON/OFF selection [LOUD SPEAKER] Option “ON” or “OFF” (loop enabled) Default Function : The sound from the speakers is output. : The sound from the speakers is not output even if the headphones are not used. Remarks • When the VOL (+/-) key is pressed, the mute icon is displayed for 4 seconds.
  • Page 46 LC-46/60LE925E 11.2. PAL signal adjustment Adjustment point Adjustment conditions Adjustment procedure Setting [Signal] • Feed the PAL full field colour bar signal (75% colour saturation) to EXT1 SCART IN. Full field colour bar composite [VIDEO input signal] signal [Terminal] 100% white Black EXT1 SCART IN Auto adjustment...
  • Page 47 LC-46/60LE925E 11.5. ADC adjustment (Component 15K) Adjustment point Adjustment conditions Adjustment procedure Setting [Signal] • Feed the COMPONENT 15K 100% full field colour bar signal (100% COMP15K, 50Hz colour saturation) to EXT3 COMPONENT IN. 100% Full field colour bar Signal [Terminal] 100% white Black...
  • Page 48 LC-46/60LE925E 12. White Balance Adjustment For white balance adjustment, adjust the offset values on pages 11/23. [Condition of the unit for inspection] : Modulated light (+16), Colour temperature (High) AV MODE: DYNAMIC Active Backlight: OFF OPC: OFF Asing Time: Min, 60 minute [Input signal condition] : HDMI 1080i 15IRE (LO), 78IRE (HI) [Adjustment reference device]...
  • Page 49 LC-46/60LE925E 14. Initialization to factory settings CAUTION: When the factory settings have been made, all user setting data, including the channel settings, are initialized. (The adjustments done in the adjustment process mode are not initialized.) Keep this in mind when initializing these settings. Adjustment point Adjustment conditions Adjustment procedure...
  • Page 50 LC-46/60LE925E 6. The caution for update showes up. • The picture will temporary go dark until the software update display apeeares • Wait several minutes and don't unplug the AC cord Select OK when if there is no problem. 7. Software update starts. Please wait for a while until the bar shows 100% NOTE: Do not take out the USB memory device during updating.

  • Page 51: Chapter 7. Troubleshooting Table Troubleshooting Table

    LC-46/60LE925E CHAPTER 7. LC-46LE925E 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 52 LC-46/60LE925E The sound is not emitted from the Speaker & Woofer though the picture has come out. No sound output in all modes? Is the signal output from pins (F30/AOLRCK), (F28/AOBCK) Check IC3302 and its peripheral circuits. (G28/AOSDATA0) of IC3302 (Digital AV decode & Main CPU)? Is the signal sent to pins (7), (8), (9) of IC2701 (DSP)? Check the line between IC3302 and IC2701.
  • Page 53 LC-46/60LE925E No sound (during the reception of TV (ANALOG) broadcasting) Does not the sound go out though the picture has come out when UHF/VHF is received? Is a SIF signal output from pin (13) of TUNER (TU1101)? Check the tuner and its peripheral circuits. Replace as required.
  • Page 54 LC-46/60LE925E No sound (during the reception of TV (DIGITAL-Satellite) broadcasting) Does not the sound go out though the picture has come out when DTV is received? Is signal input to TU1301? Check the setting of an external input device that connects with TU1301.
  • Page 55 LC-46/60LE925E No sound from external input devices (2) Does not the sound of the audio signal input to EXT2 go out? Is there a audio input signal to pins (4/CVBS_IN_L) and (1/ Check the setting of an external input device that connects with CVBS_IN_R) of EXT2 (J505)? EXT2.
  • Page 56 LC-46/60LE925E No sound from external output device (1) No audio signal output to EXT1 terminal. Is there a audio input signal to pins (10/AUDIO_OUT_L) and (12/ Check the setting of an external input device that connects with AUDIO_OUT_R) of EXT1 (SC505)? EXT1.
  • Page 57 LC-46/60LE925E No sound from external output device (3) No sound from DIGITAL AUDIO OUTPUT terminal. Is the audio signal output to pins (1) of sound output terminal Check D520 and peripheral circuits. (D520)? Is SPDIF_MUTE signal SPDIF_MUTE [H29/IC3302] or Check the peripheral circuits of IC3302 and SPDIF_MUTE. MUTE_A_ALL [21pin of IC2002 (UCOM)] at “H”? (Q505, D530, etc.) Is an audio signal input to pin (2) of IC503 from [J28/...
  • Page 58 LC-46/60LE925E No picture on the display (1) The picture doesn't appear in all modes. Is the LVDS signal output from IC3302 (DIGITAL_AV_DECODER_&_MAIN_CPU_&_VIDEO PROCESSER) respectively? LVDS0_D0N/P (D14/C14), LVDS0_D1N/P (D15/C15), LVDS0_D2N/P (D16/C16), LVDS0_CLKN/P_83MHz (D17/C17), LVDS0_D3N/P (D18/C18), LVDS0_D4N/P (D19/C19), LVDS1_D0N/P (B14/A14), LVDS1_D1N/P (B15/A15), LVDS1_D2N/P (B16/A16), LVDS1_CLKN/P_83MHz (B17/A17), LVDS1_D3N/P (B18/A18), LVDS1_D4N/P (B19/A19) Check IC3302 and its peripheral control circuits.
  • Page 59 LC-46/60LE925E No picture on the display (2) Does not the picture come out when VHF/UHF is received? Is the video signal (TUNER_CVBS) output from pin (16) of Check the tuner and its peripheral circuits. TUNER (TU1101)? Replace as required. Is the video signal (TUNER_CVBS) sent to pin (AD29/ Check the line between TU1101 and IC3302.
  • Page 60 LC-46/60LE925E [External input EXT1] No picture on the display (6) Does not the picture of the Y/C video signal input to EXT1 go out? Is Y/C video signal sent to pins (14)/Y and (4)/C of EXT1 Check the setting of an external input device that connects with (SC505)? EXT1.
  • Page 61 LC-46/60LE925E [External input EXT3] No picture on the display (9) Does not the picture of the component video signal input to EXT3 (15pin-D-SUB terminal) go out? Is it selected “Component” by the Audio setup under Menu- Set the “Component”. Setup-Option-Input terminal setting - Input select? Is a COMPONENT video signal input to pins (1)/PC_R_COM, Check the setting of an external input device that connects with (2)/PC_G_COM, (3)/PC_B_COM of EXT3 (SC501)?
  • Page 62 LC-46/60LE925E [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 HDMI-1 (SC1503) Check the line between SC1503 and pin (45) normal? of IC1504 (HDMI-SW).
  • Page 63 LC-46/60LE925E <During external connection> No picture on the monitor No picture appears on EXT1 connected monitor during the ATV/DTV reception. Is CVBS signal output into pin (2) of EXT1 (SC505)? Check the setting of an external input device that connects with EXT1.
  • Page 64 LC-46/60LE925E 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 65: Led Flashing Specification At The Time Of The Error

    LC-46/60LE925E [2] LED flashing specification at the time of the error Display method • Refer to Table 1. • LED that can be used is only one of the central icons. This expresses the error situation by combining blinking at low speed and blinking at high speed. •...
  • Page 66 LC-46/60LE925E 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 67 LC-46/60LE925E LED flashing timing chart at the time of the error 100ms 400ms 1.6sec 1) Low-speed blinking Error type Expression of Central Icon LED Note: Pins are monitor microprocessor pins (IC2002). Lamp failure H: ON Refer to “Lamp failure details”. low-speed blinking LOW/High blinking by pressing the [MENU] key on the remote Flashes once...
  • Page 68 LC-46/60LE925E 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 69: Chapter 8. Major Ic Informations

    LC-46/60LE925E CHAPTER 8. LC-46LE925E MAJOR IC INFORMATIONS Service Manual [1] MAJOR IC INFORMATIONS REF NO Name Part Code Description [MAIN UNIT] IC8401 RH-iXD047WJQZQ Flash This IC is 1024Mbit NAND flash memory. This IC stores the software data that processes the system of TV such as the graphic process- ing, the LCD controls, and backlights etc.
  • Page 70 LC-46/60LE925E — M E M O — 8 – 2...

  • Page 71: Chapter 9. Overall Wiring/Block Diagram Overall Wiring Diagram (Lc-46Le925E)

    LC-46/60LE925E LC-46LE925E CHAPTER 9. OVERALL WIRING/BLOCK DIAGRAM Service Manual [1] OVERALL WIRING DIAGRAM (LC-46LE925E) OVERALL WIRING DIAGRAM QCNW-L159WJQZ QCNW-L156WJQZ QCNW-L155WJQZ [PN] QCNW-K570WJQZ MODULE [LB] HDMI CONVERTER UNIT [LA] [HN] [LA] MODULE LED DRIVER Unit QCNW-L158WJQZ POWER Unit 46" [PN] [LB]...

  • Page 72: Overall Wiring Diagram (Lc-60Le925E)

    LC-46/60LE925E [2] OVERALL WIRING DIAGRAM (LC-60LE925E) OVERALL WIRING DIAGRAM MODULE [PN] QCNW-K570WJQZ HDMI CONVERTER LED DRIVER Unit UNIT [LA] QCNW- K549WJQZ [LA] [HN] [LB] POWER Unit 60" QCNW-L145WJQZ [PN] QCNW- QCNW- L146WJQZ K980WJQZ WOOFER [LB] [HN] [SB] J3301 P9605 P1501 P2702 J9501 [AS]...

  • Page 73: System Block Diagram

    LC-46/60LE925E [3] SYSTEM BLOCK DIAGRAM SYSTEM BLOCK DIAGRAM CVBS_IN +3.3V +3.3V EXT2 MAIN 27MHz CVBS/LR CVBS_IN_L/R +2.5V X2401 +1.2V Xtal From IC8402 N_FPGA_RST IC2401 IC2402 CVBS/LR CVBS SCART1 L/R IXD182WJ LVD1023B1E [LW] LVDS format LVDS Tx P2601 S-Video LCD_CTL Change (41p) EXT1 IC2403...
  • Page 74 LC-46/60LE925E — M E M O — 9 – 4...

  • Page 75: Parts Guide

    (LC-46LE925E) LCD PANEL MODULE PACKING PARTS (NOT REPLACEMENT ITEM) (LC-60LE925E) CABINET PARTS (LC-46LE925E) SERVICE JIGS CABINET PARTS (LC-60LE925E) (USE FOR SERVICING) Parts marked with " " are important for maintaining the safety of the set. Be sure to replace these parts with specified ones for maintaining the safety and performance of the set.
  • Page 76 LC-46/60LE925E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [1] PRINTED WIRING BOARD ASSEMBLIES (LC-46LE925E) MAIN Unit DKEYDF655FM01 R/C, LED Unit DUNTKF494FM02 ICON Unit DUNTKF638FM02 LOGO Unit DUNTKF493FM04 TOUCH SENSOR KEY Unit RUNTKA761WJQZ RDENCA398WJQZ POWER Unit HDMI CONVERTER Unit RUNTKA740WJQZ...
  • Page 77 LC-46/60LE925E [4] CABINET PARTS (LC-46LE925E) Note: Be sure to attach this insulation sheet. (Ref No. 2-6, 27, 57) Otherwise there is a risk of electric shock. LED DRIVER 46" LED Panel Unit CONTROL Module Unit Unit IR TRANSMITTER Unit ICON Unit...
  • Page 78 LC-46/60LE925E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] CABINET PARTS (LC-46LE925E) Front Cabinet Ass'y CCABAC612WJ11 Front Cabinet Not available R/C Decoration Cover Not available Front Decoration Not available Spacer PSPAGA907WJZZ Himelon, x4 Not available Spacer, x3 PSPAZC495WJZZ Rear Cabinet Ass'y...
  • Page 79 LC-46/60LE925E [5] CABINET PARTS (LC-60LE925E) Note: 62 33 Be sure to attach this insulation sheet. (Ref No. 2-10, 38, 39) Otherwise there is a risk of electric shock. 60" LCD Panel Module Unit LOGO Unit R/C LED Unit ICON Unit IR TRANSMITTER Unit TOUCH SENSOR KEY Unit...
  • Page 80 LC-46/60LE925E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [5] CABINET PARTS (LC-60LE925E) Front Cabinet Ass'y CCABAC609WJ33 Front Cabinet Not available R/C Decoration Cover HDECQB420WJ3A Front Decoration HDECZA057WJSA Corner Tape, x4 PSHEZA252WJZZ Spacer PSPAGA909WJZZ Spacer, x4 PSPAHC201WJZZ Spacer, x6 PSPAZC528WJZZ Rear Cabinet Ass'y CCABBB701WE02 Not available...
  • Page 81 LC-46/60LE925E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [5] CABINET PARTS (LC-60LE925E) Gasket PMLT-A652WJZZ Gum Cushion PSPAGA940WJKZ Insulation Sheet (ECO) PZETKA556WJKZ Connecting Cord (AS) QCNW-K556WJQZ Earth Spring QEARZ0057CEFW TLABN0134BMZZ Material Label ECO Label (for Europe) TLABZC354WJZZ Pop Label TLABZC633WJZZ...
  • Page 82 “AAA” size alkaline battery ( x 2) Cable clamp ( x 1) RGB component cable ( x 1) SCART cable ( x 1) AV cable ( x 1) 3D glasses accessories LC-46LE925E X19-2 X19-3 X19-4 X19-7 Stand unit ( x 1)
  • Page 83 Caution Card (for Europe) TGAN-A077WJZZ Warranty Card (for Russia) Warranty Card (for Europe) TGAN-B078WJZZ Warranty Card (for Europe) TGAN-B079WJZZ Operation Manual (for Europe) (LC-46LE925E) TiNS-E834WJZZ Operation Manual (for Europe/U.K.) (LC-60LE925E) TiNS-E841WJZZ Operation Manual (LC-46LE925E) TiNS-E835WJZZ Operation Manual (for Europe/Russia) (LC-60LE925E)
  • Page 84 LC-46/60LE925E [7] PACKING PARTS (NOT REPLACEMENT ITEM) (LC-46LE925E) X19-4 X19-1 X19-5 X19-2 X19-6 X19-3 X19-7 for Russia for Europe for Europe...
  • Page 85 LC-46/60LE925E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [7] PACKING PARTS (NOT REPLACEMENT ITEM) (LC-46LE925E) Packing Case (Top) SPAKCF804WJZZ Packing Case (Bottom) SPAKCF496WJZZ Wrapping Paper SPAKPB477WJZZ Wrapping Paper, x2 SPAKPB527WJZZ Wrapping Paper SPAKPB529WJZZ Packing Add. (Top) SPAKXC921WJZZ Packing Add. (Bottom)
  • Page 86 LC-46/60LE925E [8] PACKING PARTS (NOT REPLACEMENT ITEM) (LC-60LE925E) for U.K. X19-4 X19-1 X19-5 X19-2 X19-6 X19-3 X19-7 for Russia for Europe...
  • Page 87 LC-46/60LE925E PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [8] PACKING PARTS (NOT REPLACEMENT ITEM) (LC-60LE925E) Packing Case (Bottom) SPAKCF498WJZZ Packing Case (Top) SPAKCF849WJZZ Wrapping Paper SPAKPB550WJZZ Wrapping Paper (Stand) SPAKPB551WJZZ Packing Add. (Top) SPAKXC923WJZZ Packing Add. (Bottom) SPAKXC928WJZZ Packing Add. (Rear) SPAKAA639WJZZ Polyethylene Bag SSAKAA009WJZZ...
  • Page 88 LC-46/60LE925E COPYRIGHT © 2010 BY SHARP CORPORATION ALL RIGHTS RESERVED. No Part of this publication may be reproduced, stored in a retrieval system, or transmitted in any from or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of the publisher.

This manual is also suitable for:

Lc-60le925e

Table of Contents