Sharp AQUOS LC-40D68UT Service Manual Download Page 73

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LC-40D68UT

NO.

PARTS CODE

PRICE

RANK

NEW

MARK

PART

DELIVERY

DESCRIPTION

[5] PACKING PARTS (NOT REPLACEMENT ITEM)

SPAKAA520WJZZ

Cover Sheet

SPAKCF434WJZZ

Packing Case

SPAKPB219WJZZ

Sack

SPAKPB422WJZZ

Wrapping Paper

SPAKPB423WJZZ

Wrapping Paper

SPAKXC881WJZZ

Packing Foam

SSAKA0101GJZZ

Polyethylene Bag

SSAKAA032WJZZ

Polyethylene Bag

SSAKHA036WJZZ

Polyethylene Bag

S10

TLABKA009WJZZ

Case No. Label

[6] SERVICE JIGS (USE FOR SERVICING)

QCNW-G401WJQZ

L=1000mm 4-5pins, Main to Key (KM)

QCNW-H649WJPZ

L=1000mm 4pins, Main to Speaker (SP)

QCNW-H762WJQZ

L=1000mm 10pins, Main to R/C LED (RA)

QCNW-K865WJQZ

L=1000mm 51pins, Main to T-CON (LW)

QCNW-K866WJQZ

L=1000mm 12-14pins, Main to Power (PD)

QCNW-K867WJQZ

L=1000mm 14pins, Power to Inverter (LB2)

Summary of Contents for AQUOS LC-40D68UT

Page 1: ...CHAPTER 1 SPECIFICATIONS 1 SPECIFICATIONS 1 1 CHAPTER 2 OPERATION MANUAL 1 OPERATION MANUAL 2 1 CHAPTER 3 DIMENSIONS 1 DIMENSIONS 3 1 CHAPTER 4 REMOVING OF MAJOR PARTS 1 REMOVING OF MAJOR PARTS 4 1 CHAPTER 5 ADJUSTMENT 1 ADJUSTMENT PROCEDURE 5 1 2 PUBLIC MODE SETTING PROCEDURE 5 25 CHAPTER 6 TROUBLESHOOTING TABLE 1 TROUBLESHOOTING TABLE 6 1 CHAPTER 7 OVERALL WIRING BLOCK DIAGRAM 1 OVERALL WIRING D...

Page 2: ...op across the resistor All checks must be repeated with the AC cord plug connection reversed If necessary a nonpolarized adaptor plug must be used only for the purpose of completing these checks Any reading of 0 75 Vrms this corresponds to 0 5 mA rms AC or more is excessive and indicates a potential shock hazard which must be corrected before returning the monitor to the owner SAFETY NOTICE Many e...

Page 3: ...timent les réseaux de résistancecapacité les isolateurs mécaniques etc S assurer qu il n y ait pas de danger d électrocution en vérifiant la fuite de courant de la facon suivante Brancher le cordon d alimentation directem ent à une prise de cou rant de 120V Ne pas utiliser de transformateur d isolation pour cet essai A l aide de deux fils à pinces brancher une résistance de 1 5 kΩ 10 watts en para...

Page 4: ... solder by 40 C and as it has poor solder wettability you may be apt to keep the soldering bit in contact with the PWB for extended period of time However Since the land may be peeled off or the maximum heat resistance temperature of parts may be exceeded remove the bit from the PWB as soon as you confirm the steady soldering condition Lead free solder contains more tin and the end of the solderin...

Page 5: ... Ref No Parts Code Description Q ty IC602 VHiS24CS02JHES IC R1EX24002ASAS0A 1 IC1610 VHiR24002AS3YS IC R1EX24002ASAS0A 1 IC1611 VHiR24002AS2YS IC R1EX24002ASAS0A 1 IC1612 VHiR24002AS4YS IC R1EX24002ASAS0A 1 IC2002 RH iXC165WJN5Q IC R5F212A8SNFP 1 IC8451 RH iXC895WJN1S IC MX25L6405DMI 12G 1 Ref No Parts Code Description Q ty N QCNW G401WJQZ L 1000mm 4 5pins Main to Key KM 1 N QCNW H649WJPZ L 1000mm...

Page 6: ... HDMI in with HDCP SERVICE Software update OSD language English French Spanish Power Requirement AC 120 V 60 Hz Power Consumption 170 W 0 4 W Standby with AC 120 V Weight TV stand 33 1 lbs 15 0 kg TV only 28 7 lbs 13 0 kg Dimension 2 W H D TV stand 38 7 8 26 9 64 12 3 8 inch TV only 38 7 8 24 19 64 4 1 4 inch Operating temperature 32 F to 104 F 0 C to 40 C 1 Emergency alert messages via Cable are ...

Page 7: ...ns in this operation manual are for explanation purposes and may vary slightly from the actual operations OPC Optical Picture Control POWER button MENU button INPUT button Channel buttons CH Volume buttons VOL DIGITAL AUDIO OUTPUT terminal INPUT 7 terminal HDMI INPUT 6 terminal HDMI INPUT 4 terminal PC IN AUDIO terminal shared for INPUT 4 and INPUT 6 4 Antenna Cable in INPUT 1 terminals INPUT 2 te...

Page 8: ... time will start to keep appearing every minute Select Off by pressing SLEEP to cancel the sleep timer The TV will enter standby when the remaining time reaches 0 FLASHBACK Press FLASHBACK to switch to the previously tuned channel Press FLASHBACK again to switch back to the currently tuned channel FLASHBACK will not work if no channel has been changed after the TV is turned on POWER You can turn o...

Page 9: ...am This feature is called Multi channel Television Sound MTS The TV with MTS can receive mono sound stereo sound and Secondary Audio Programs SAP The SAP feature allows a TV station to broadcast other information which could be audio in another language or something completely different like weather information You can enjoy Hi Fi stereo sound or SAP broadcasts where available Stereo broadcasts Vi...

Page 10: ...ted to the program being viewed e g weather or news These services are also superimposed over the program currently being viewed 1 Press CC This will present the Closed Caption information display 2 Press CC while the Closed Caption information is still on the screen Press repeatedly until you select the desired closed caption service Closed Caption information 22 1 Air DIGIT AL Audio1 CC Video Ra...

Page 11: ...e screen Dot by Dot 1080i p only Detects the resolution of the signal and displays an image with the same number of pixels on the screen Full Screen 720p only You can select Full Screen only when receiving a 720p signal S Stretch Smart stretch Suitable for stretching 4 3 programs to fill the screen Zoom Suitable for viewing wide screen 2 35 1 aspect ratio programs in full screen When using Dot by ...

Page 12: ...0 bracket to mount the TV to the wall Carefully read the instructions that come with the bracket before beginning work QUICK REFERENCE Vertical mounting Angular mounting Hanging on the wall AN 37AG2 AN 37P30 wall mount bracket See the bracket instructions for details About setting the TV angle Detach the cable clamp on the rear of the TV when using the optional mount bracket Due to the terminal co...

Page 13: ...ipment is connected via an HDMI cable you may need to configure the audio to be output through the HDMI cable When audio is not output from external equipment connected to the INPUT 4 or INPUT 6 terminal check the PC Audio Select setting Even when external equipment is connected using an HDMI certified cable an audio cable connection may be required depending on the type of equipment and the media...

Page 14: ... PC to the TV check that display output mode of the PC is set to external monitor Check the resolution setting on the PC Is a non compatible signal being input Picture quality of HD programs is poor To enjoy HD images from external equipment you are required to set up HDMI connection or component connection If the program content is not of HD quality HD images cannot be displayed Check that the pr...

Page 15: ... DIMENSIONS 1 DIMENSIONS Unit inch mm 12 3 8 314 4 1 4 108 3 76 7 1 4 184 4 1 4 108 4 13 16 122 19 45 64 500 35 1 55 64 47 3 35 64 90 18 1 2 470 38 7 8 987 11 13 16 300 AN 37AG2 AN 37P30 14 37 64 370 24 19 64 617 26 9 64 664 11 13 16 300 34 61 64 887 8 ...

Page 16: ... PARTS 1 REMOVING OF MAJOR PARTS 1 Removing of Stand Unit and Rear Cabinet 1 Remove the 4 lock screws and detach the Stand Unit 2 Detach the 4 pieces VESA Hole Cover 3 Remove the 3 lock screws 9 lock screws and detach the Rear Cabinet 5 3 4 6 Rear Cabinet 1 2 Stand Unit ...

Page 17: ...peaker L Speaker R 2 Detach the KEY Button Cover Ass y 3 Detach the KEY Unit from KEY Button Cover and disconnect KM wire 4 Detach the Bottom Cover 5 Detach the R C LED Unit and disconnect RA wire KM SP 2 6 5 4 1 3 Speaker R RA SP R C LED Unit Bottom Cover Speaker L KEY Button Cover Ass y KEY Button Cover KEY Unit KM RA SP ...

Page 18: ...AIN Unit PD LW 2 Disconnect the following connectors from POWER Unit PD LB2 3 Disconnect the following connectors from LCD CONTROL Unit LW 4 Disconnect the following connectors from INVERTER Unit LB2 TERMINAL Unit INVERTER Unit LCD CONTROL Unit LW LB2 PD LW PD POWER Unit MAIN Unit LB2 ...

Page 19: ...ER Unit 1 Remove the 2 lock screws 6 hooks and detach the 40 LCD Panel Module Unit 2 Remove the 8 lock screws and detach the TERMINAL Unit MAIN Unit 3 Remove the 6 lock screws and detach the POWER Unit 40 LCD Panel Module Unit 1 4 5 6 2 2 2 2 2 3 2 TERMINAL Unit MAIN Unit 7 8 POWER Unit ...

Page 20: ... pieces POWER PWB Angle 4 Remove the 4 lock screws and detach the 4 pieces VESA Angle 5 Remove the 6 lock screws and detach the 2 pieces Center Angle 6 Remove the 1 lock screw and detach the Panel Angle L 7 Remove the 1 lock screw and detach the Panel Angle R 1 3 4 5 2 6 7 6 6 6 MAIN PWB Angle L MAIN PWB Angle W POWER PWB Angle 7 POWER PWB Angle 8 8 9 9 VESA Angle VESA Angle 8 8 9 9 10 10 11 11 VE...

Page 21: ...upgrading explained separately for the main software monitor microprocessor software 2 2 Main software version upgrade 2 2 1 Get ready before you start USB Memory of 128MB or higher capacity PC running on Windows 98 98SE ME 2000 XP operating system USB Memory reader writer or PC with a USB port The file system of a USB memory is FAT FAT32 is not applied Use the USB memory without other functions L...

Page 22: ...ersion on this screen The version information appears after the upgrade is complete 7 Unplug the AC cord and remove the USB Memory for version upgrade 8 Now the software version upgrade is complete NOTE When you are done with the software version upgrade start the set go to the top page of the adjustment process screen and check the main software version information D68UT Failed to complete update...

Page 23: ...E8 Emulator Software V 2 11 Release 01 for M16C H8 Upgrade Debugger package version Oct 24 08 2 Connect E8 Emulator Debugger to PC from USB port Driver of E8 Emulator Debugger found in CD ROM 3 Connect E8 writer to LCD s 20PIN port 4 Run High Performance Embedded Workshop in start menu 5 Confirm the screen below comes up and click OK If second time you can select open a recent project work Choose ...

Page 24: ...ext page input information as specified below and click OK 7 Select entry as below and click N N means NEXT Specify workspace name any name is OK Select M16C initial value Select Debugger only R8C E8 SYSTEM Select R8C E8 SYSTEM ...

Page 25: ...LC 40D68UT 5 5 8 click means COMPLETE 9 Click OK ...

Page 26: ...LC 40D68UT 5 6 10 Select entries as specified below and click OK 11 Click N means NEXT Select R8C 2A Group Select R5F212A8 ...

Page 27: ...LC 40D68UT 5 7 12 Click means COMPLETE 13 In the screen below click Debug Settings ...

Page 28: ...LC 40D68UT 5 8 14 Select S Record and click Add 15 Click Browse and specify the location of mot file Select S Record ...

Page 29: ...LC 40D68UT 5 9 ...

Page 30: ...40D68UT 5 10 16 Confirm the file name of mot file appears in the dialog entry and click OK 17 From main menu continuously click Debug Download Modules and the mot file location then writing process starts ...

Page 31: ...D68UT 5 11 18 Confirm the dialog box below appears It means the writing process completed successfully Then shut down High Performance Embedded Workshop unplug 20PIN connector and E8 firmware updating finish ...

Page 32: ...ode If the settings are tampered in this mode unrecoverable system damage may result 4 Remote controller key operation in adjustment process mode Basic operation Selecting the receiving channels Using the CH keys turn up and down an actual receiving channel Snap press The channels are turned up and down one by one Continuous press The next receivable channel is searched Various adjustments The ite...

Page 33: ...Monitor software version Main software version 2 I2C DATA I2C DATA SOUND TUNER DVP DVP M2 OTHERS HOTEL POWERFIX Refer to SOUND Refer to TUNER Refer to DVP Refer to DVP M2 Refer to OTHERS SOUND Page Item Description Remarks adjustment detail etc SOUND1 Audio Switch Output Trim Flat Mode Sound Delay Lipsync PRESCALE FM AM M PRESCALE DTV PRESCALE HDMI PRESCALE PC PRESCALE AV PRESCALE BD SOUND2 PEQ1 G...

Page 34: ...RC HPF Fc TUNER Page Item Description Remarks adjustment detail etc TUNER1 TUNER SWITCH AFT UP AFT DOWN LSYNC HSYNC LSYNC2 HSYNC2 SYNCSEP_HC SYNCSEP_HLC SYNCSEP_HMC SEP_SLV TUNER2 AFT 1STEPTIME DVP Page Item Description Remarks adjustment detail etc DVP1 TAMP1 L YDATA TAMP1 H TAMP ALL NTSC TAMP1 PAL M TAMP PAL N TAMP TUNER signal level adjustment DVP2 1 IN 1 IN 2 IN 3 IN 4 IN 5 IN 6 Standard value...

Page 35: ...tment 1 OK DVP3 M2 HD AUTO GAIN OFFSET ALL AUTO GAIN OFFSET AD R GAIN AD G GAIN AD B GAIN RGTAR GGTAR BGTAR RGCAL GGCAL BGCAL RHPOS GHPOS BHPOS RVPOS GVPOS BVPOS Component 33K picture level adjustment DVP4 M2 SD AUTO GAIN OFFSET AD R GAIN AD G GAIN AD B GAIN RGTAR GGTAR BGTAR RGCAL GGCAL BGCAL RHPOS GHPOS BHPOS RVPOS GVPOS BVPOS Component 15K picture level adjustment DVP5 M2 PC AUTO GAIN OFFSET AD...

Page 36: ... SHARP H1 UNDER 525I SHARP H2 OVER 525I SHARP H2 UNDER 525I SHARP H3 OVER 525I SHARP H3 UNDER DVP M2 5 525P CONT 525P BRIGHT 525P COLOR 525P TINT 525P SHARP V1 OVER 525P SHARP V1 UNDER 525P SHARP V2 OVER 525P SHARP V2 UNDER 525P SHARP H1 OVER 525P SHARP H1 UNDER 525P SHARP H2 OVER 525P SHARP H2 UNDER 525P SHARP H3 OVER 525P SHARP H3 UNDER DVP M2 6 1125I CONT 1125I BRIGHT 1125I COLOR 1125I TINT 112...

Page 37: ... H3 OVER 1125P SHARP H3 UNDER DVP M2 9 DTV 525I CONT DTV 525I BRIGHT DTV 525I COLOR DTV 525I TINT DTV 525I SHARP V1 OVER DTV 525I SHARP V1 UNDER DTV 525I SHARP V2 OVER DTV 525I SHARP V2 UNDER DTV 525I SHARP H1 OVER DTV 525I SHARP H1 UNDER DTV 525I SHARP H2 OVER DTV 525I SHARP H2 UNDER DTV 525I SHARP H3 OVER DTV 525I SHARP H3 UNDER DVP M2 10 DTV 525P CONT DTV 525P BRIGHT DTV 525P COLOR DTV 525P TIN...

Page 38: ...P H2 OVER DTV 750P SHARP H2 UNDER DTV 750P SHARP H3 OVER DTV 750P SHARP H3 UNDER DVP M2 13 DTV 525I CONT DTV 525I BRIGHT DTV 525I COLOR DTV 525I TINT DTV 525I SHARP V1 OVER DTV 525I SHARP V1 UNDER DTV 525I SHARP V2 OVER DTV 525I SHARP V2 UNDER DTV 525I SHARP H1 OVER DTV 525I SHARP H1 UNDER DTV 525I SHARP H2 OVER DTV 525I SHARP H2 UNDER DTV 525I SHARP H3 OVER DTV 525I SHARP H3 UNDER DVP M2 14 HDMI ...

Page 39: ... 750P SHARP H2 OVER HDMI 750P SHARP H2 UNDER HDMI 750P SHARP H3 OVER HDMI 750P SHARP H3 UNDER DVP M2 18 HDMI 1125P CONT HDMI 1125P BRIGHT HDMI 1125P COLOR HDMI 1125P TINT HDMI 1125P SHARP V1 OVER HDMI 1125P SHARP V1 UNDER HDMI 1125P SHARP V2 OVER HDMI 1125P SHARP V2 UNDER HDMI 1125P SHARP H1 OVER HDMI 1125P SHARP H1 UNDER HDMI 1125P SHARP H2 OVER HDMI 1125P SHARP H2 UNDER HDMI 1125P SHARP H3 OVER ...

Page 40: ...NT PC SHARP V1 OVER PC SHARP V1 UNDER PC SHARP V2 OVER PC SHARP V2 UNDER PC SHARP H1 OVER PC SHARP H1 UNDER PC SHARP H2 OVER PC SHARP H2 UNDER PC SHARP H3 OVER PC SHARP H3 UNDER DVP M2 22 PC Dot CONT PC Dot BRIGHT PC Dot COLOR PC Dot TINT PC Dot SHARP V1 OVER PC Dot SHARP V1 UNDER PC Dot SHARP V2 OVER PC Dot SHARP V2 UNDER PC Dot SHARP H1 OVER PC Dot SHARP H1 UNDER PC Dot SHARP H2 OVER PC Dot SHAR...

Page 41: ...id Low R COLOR TEMP Mid Low G COLOR TEMP Mid Low B COLOR TEMP Low R COLOR TEMP Low G COLOR TEMP Low B OTHERS Page Item Description Remarks adjustment detail etc OTHERS1 L ERROR WAIT L ERROR H TIME PWM FREQ PWM DUTY OPC THRESHOLD VCOM ADJ RS232C SWITCH LCD TEST PATTERN VCOM adjustment value OTHERS2 INSPECT USB TERM TUNER VCHIP TEST 69ch TUNER VCHIP TEST 7ch TUNER VCHIP TEST 10ch TUNER VCHIP TEST 15...

Page 42: ...r bar signal RGB Signal generation LEADER LT448 Signal color BAR SATURATION 75 Setting 28 XGA H 48 36KHz V 60Hz SYNC OFF NOTE Please use the color Bar of SATURATION 2 Adjusting AUTO GAIN OFFSET in page 6 of DVP5 M2 PC to RUN When AUTO GAIN OFFSET OK appears this adjustment is complete NOTE If want to set all item to ON please set to RUN in ADJUST PROCESS 6 2 TEMP Adjustment 6 2 1 Receive US 10ch J...

Page 43: ... and K mark is displayed 2 Make the following setting for the TV AV MODE Dynamic Backlight 16 Aging time Min 60 minutes 3 Push CH button and VOL button to enter the Adjustment Mode The buttons are located at right side of TV 4 Select OTHERS by R C and push ENTER button of R C 5 Select CENTER CROSS and push ENTER And the Cross is displayed It s center of the display 6 Set the CA210 probe at the cen...

Page 44: ... INDUSTRY INT on Adjustment Process Page1 which is selected YES 8 1 2 Sever seconds later SETTING COMPLETE TV VER appears at the center of the screen If background of screen is green the settings are complete 8 1 3 Power off the set NOTE Do not turn on the power once the factory settings have been made Otherwise the factory setting must be made again SETTING COMPLETE TV VER ...

Page 45: ...w to exit Public Mode There are the following ways to quit the public mode setup screen Turn off PUBLIC MODE in the adjustment process mode This way alone is not for quitting the setup screen but for quitting the mode itself Turn off the power with the POWER key Select ENTER PUBLIC MODE stays on in the adjustment process mode The settings will be back to the factory ones 3 Public Mode Setting Valu...

Page 46: ...se the cursor RIGHT LEFT key remote controller and VOL key remote controller and set To save new settings keep the cursor at ENTER and use ENTER key remote controller and set PUBLIC MODE POWER ON FIXED VARIABLE MAXIMUM VOLUME 60 VOLUME FIXED VARIABLE VOLUME FIXED LEVEL 20 RC BUTTON RESPOND PANEL BUTTON RESPOND MENU BUTTON RESPOND ON SCREEN DISPLAY YES BLUE SCREEN NO INPUT MODE START NORMAL INPUT M...

Page 47: ...the setting is made impossible Basically the menu is not displayed The following keys become invalid Sound volume Up Down VOL for both remote control and the unit Mute MUTE Exception In the item VOLUME of adjustment process the sound volume can be set freely irrespective of this setting Remarks As for sound volume fixing and sound volume MAX level the sound volume fixing has priority Once the soun...

Page 48: ...g items become invalid Appearance of screen changes and the sound changes Personal functions which are hard to restore Screen display menu OFF timer ON timer AV MODE screen size switching clock setting treble emphasis AUDIO ONLY sound changeover LANGUAGE CLOSED CAPTION Others Simple input switching is generated Those which are restored soon after leaving as they are and may be requested for change...

Page 49: ...ced to change to that set by Input mode start and the channel switching and input switching are prohibited thereafter ON timer s Wake up timer channel items are not displayed or the operation is prohibited Basically they are not dis played The following keys are invalidated CH direct tuning button FLASHBACK input However the keys input switching and CH keys of the unit for menu operation remain va...

Page 50: ...in L1 Check the line between pin 7 of input terminal J501 and pin M1 of IC8001 CPU 1 J501 pin 7 2 SC501 SC601 pin 19 3 IC8001 pin M1 Is there the COMPOSITE signal input at pin A12 of IC8001 CPU Is there the COMPOSITE signal input at pin A11 of IC8001 CPU YES NO YES NO Check the line between pin 3 of J509 and pin A12 of IC8001 1 J509 pin 3 2 SC501 SC601 pin 12 3 IC8001 pin A12 Check the line betwee...

Page 51: ...2 SC501 SC601 pin 17 3 IC8001 pin K2 Are there the COMPONENT video signal inputs at pins B13 B15 Y A10 Pb and A7 Pr of IC8001 CPU Are there the COMPONENT video signal inputs at pins A13 A15 Y B10 Pb and B7 Pr of IC8001 CPU YES NO YES NO Check the line between the input terminals of J508 and IC8001 1 J503 pin 3 Y pin 5 Pb pin 7 Pr 2 SC501 SC601 pin 6 Y pin 7 Pb pin 8 Pr 3 IC8001 pin B13 B15 pin A10...

Page 52: ... video signal inputs at pins B12 G A9 B and A6 R of IC8001 CPU Are there the VSYNC HSYNC signal inputs at pins B16 and B17 of IC8001 NO Check the line between SC601 and IC8001 IC601 etc YES Are the LVDS signal outputs at the LVDS 1st channel and 2nd channel of IC8001 LV0OUT0P M N19 N20 LV0OUT1P M N21 N22 LV0OUT2P M P19 P20 LV0OUT3P M R19 R20 LV0OUT4P M R21 R22 LV0CK0P M P21 P22 LV1OUT0P M J21 J22 ...

Page 53: ...ignals come from pins 15 16 DDC_SCL DDC_SDA of SC1602 to pins A18 A19 of IC8001 CPU Do the DDC_I2C signals come from pins 15 16 DDC_SCL DDC_SDA of SC1601 to pins D16 D17 of IC8001 CPU Are there the TMDS signal inputs at pins H21 H20 CLK G21 G22 D0 F21 F22 D1 G20 G19 D2 all of IC8001 Are there the TMDS signal inputs at pins D20 D19 CLK E21 E20 D0 D22 D21 D1 C22 C21 D2 all of IC8001 YES NO YES NO Ch...

Page 54: ...C_SCL DDC_SDA of SC1602 to pins C18 B19 of IC8001 CPU NO Check the line between the input terminals of SC1603 and IC8001 and their peripheral circuits Are there the TMDS signal inputs at pins D20 D19 CLK C20 C19 D0 B22 B21 D1 A22 S21 D2 all of IC8001 Check IC1612 EEPROM of EDID and its peripheral circuits DDC_SCL pin5 DDC_SDA pin6 all of IC1611 YES Are the LVDS signal outputs at the LVDS 1st chann...

Page 55: ...e the analog video signal input at pin B11 of IC8001 CPU Are there the video signal inputs at pin A4 B4 IF_P N of IC8001 CPU Are there IF AGC signal inputs at pin F1 of IC8001 CPU YES NO YES NO Check the line between IC8001 and TU1101 and their peripheral circuits 1 TU1101 pin 19 2 SC1101 SC1201 pin 3 3 IC8001 pin B11 Check the line between IC8001 and TU1101 and their periph eral circuits 1 TU1101...

Page 56: ... YES NO Check IC503 IC8001 and its peripheral circuits IC502 Q509 Q510 etc Check IC503 IC8001 and its peripheral circuits IC502 Q509 Q510 etc Check the audio signal lines between IC503 and IC8001 1 IC503 pin 13 A_INL pin 3 A_INR 2 SC501 SC601 pin 15 pin 14 3 IC8001 pin B12 pin A1 Check the audio signal lines between IC503 and IC8001 1 IC503 pin 13 A_INL pin 3 A_INR 2 SC501 SC601 pin 15 pin 14 3 IC...

Page 57: ...l circuits IC502 Q509 Q510 etc YES Check the audio signal lines between IC503 and IC8001 1 IC503 pin 13 A_INL pin 3 A_INR 2 SC501 SC601 pin 15 pin 14 3 IC8001 pin B12 pin A1 Check the audio switching signals AUDIO_CTL0 1 between IC503 and IC8001 1 IC8001 pin L1 AUDIO_CTL0 pin K1 AUDIO_CTL1 2 SC1101 SC1201 pin 17 pin 18 3 Q510 pin 2 Q509 pin 2 4 IC503 pin 10 pin 9 Does the audio signal come from pi...

Page 58: ...s the audio signal come from pins 2 L and 3 R of input terminal J506 to pins 11 L and 4 R of IC503 AUDIO SWITCH YES NO Check the line between J601 and IC8001 Does the audio signal come from pins 13 L and 3 R of IC503 to pins B2 L and A1 R of IC8001 CPU YES NO Check IC503 IC8001 and its peripheral circuits IC502 Q509 Q510 etc Check the audio signal lines between IC503 and IC8001 1 IC503 pin 13 A_IN...

Page 59: ...I INPUT 5 INPUT 6 input If no video appears refer to No external input video HDMI INPUT 6 INPUT 7 input If no video appears refer to No external input video HDMI INPUT 7 YES Is the audio output selected for VARIABLE on the menu screen YES NO Set the audio output to FIXED Does the audio signal come from pins C4 A3 SPOUT_L R of IC8001 CPU to pins 3 INLP and 7 INRP of IC2701 AMP YES NO Check the line...

Page 60: ...t pin 17 of tuner TU1101 YES NO Check the Tuner I2C lines 1 TU1101 pin 8 TUN_SDA_C5 pin 9 TUN_SCL_C5 2 SC1101 SC1201 pin 16 pin 15 3 IC8001 pin F2 pin E1 Check TU1101 and its peripheral circuits Does the SIF signal come from pin 16 of tuner TU1101 to pin D5 of IC8001 CPU Does the AFT signal come from pin 17 of tuner TU1101 to pin W22 of IC8001 CPU YES NO Check the line between TU1101 and IC8001 an...

Page 61: ...LINE_LRCLK LINE_MCLK LINE_BCLK LINE_DATA of IC8001 to pins 4 LRCLK 1 MCLK 2 BCLK and 3 DATA of IC1301 Audio DAC NO Check IC8001 CPU and each signal lines its peripheral circuits YES Does the audio signal come from pins 11 10 LINE_OUT_L R of IC1301 to pins 4 L and 2 R of J507 NO Check the line between IC1301 and J507 and their peripheral circuits 1 TU1301 pin 11 LINE_OUT_L pin 10 LINE_OUT_R 2 SC501...

Page 62: ...UT input at pin 2 of IC1304 SPDIF BUFFER NO Check the line between IC8001 and IC1304 YES Is there the MUTE signal input at pin 1 of IC1304 usual High Mute Low NO Check the MUTE_A_ALL AC_DET OPU_MUTE HDMI_MUTE signals and their peripheral circuits Q1304 Q1312 D1310 D1314 etc YES Is there the SPDIF signal input at pin 1 of D507 OPTICAL OUTPUT NO Check the line between IC1304 and D507 1 IC1304 pin 4 ...

Page 63: ...power is polled If the error logic is detected twice in a row error is confirmed so as to shift to the error standby Communication error with the main CPU Flashes 3 times H On L Off Judged by the communication line error or main CPU communica tion error Refer to Communication error details Communication line with the main CPU TxD RxD Check debug statements for the main CPU Vsync error Flashes 4 ti...

Page 64: ...rmed Initial communication reception error Flashes once H On L Off Initial communication from the main CPU is not received If initial communication from the main microprocessor is not received within 15 seconds during start up it is judged to be an error The unit is reset and restarted until the third error and error standby is activated at the fourth error Communication line error or main CPU sta...

Page 65: ...13 11 19 18 16 15 14 12 17 OVERALL WIRING DIAGRAM KM 1 5 RA 1 10 LW KEY Unit E266 Lch RSP ZA391WJZZ Rch RSP ZA392WJZZ Full HD Panel 1920 1080 AUO 40 R1LK400D3LF31Z 1 51 FFC FFC POWER Unit 40 RDENCA393WJQZ R C_LED Unit F096 Inv Unit AUO LB2 1 14 LB2 MAIN UNIT DUNTKF463FM02 LCD Controller AUO 1 14 PD 1 14 TERMINAL UNIT DUNTKF465FM02 Optical Output ...

Page 66: ...t CVBS LR INPUT 2 INPUT 3 YPbPr CVBS L R L R L R Disclete Mute L R Audio Out RGB_LR RGB HDMI Audio Mini Plug INPUT 4 6 HDMI 1 INPUT 5 HDMI 2 INPUT 6 INPUT 7 HDMI 3 J8001 USB Service RA P2003 10p R C OPC LED LED Vbrt P9601 IC2602 DAC M62332FP 3 3V Disclete Mute INPUT 4 D SUB RGB 50MHz IC8451 Serial FLASH 64Mbit 3 3V From CPU MENU POWER INPUT CHANNEL VOLUME KEY KM P2002 4p KM P105 5p PCIN_H V PCIN_R...

Page 67: ...f the set This document has been published to be used for after sales service only The contents are subject to change without notice LC 40D68UT PartsGuide 1 PRINTED WIRING BOARD ASSEMBLIES 2 LCD PANEL MODULE 3 CABINET PARTS 4 SUPPLIED ACCESSORIES 5 PACKING PARTS NOT REPLACEMENT ITEM 6 SERVICE JIGS USE FOR SERVICING CONTENTS No S40F340D68UT LCD COLOR TELEVISION LC 40D68UT MODEL ...

Page 68: ...N DUNTKF463FM02 BN N X MAIN Unit N DUNTKF465FM02 AZ N X TERMINAL Unit N DUNTKE266FM02 AH X KEY Unit N DUNTKF096FM01 AN X R C LED Unit N RDENCA393WJQZ BD N X POWER Unit N 9JS 5540T04C04 N J LCD CONTROL Unit N 9JS 1940T04001 N J INVERTER Unit 2 LCD PANEL MODULE N R1LK400D3LF31Z DD N X 40 LCD Panel Module Unit ...

Page 69: ...32 9 18 18 11 28 15 15 14 14 15 15 15 15 31 19 13 35 35 35 13 7 31 8 35 13 31 35 31 12 16 16 17 35 8 35 33 13 20 35 22 35 30 A B S KEY Unit N B C C P R 40 LCD Panel Module Unit B M R C LED Unit B A C A TERMINAL Unit MAIN Unit N Q P S M E L E J L J H Q C A R POWER Unit I J J Stand Support Ass y Stand Unit X1 X2 H I ...

Page 70: ... X VESA Angle x4 14 LHLDWA133WJKZ AC J Wire Holder x2 15 LHLDWA175WJUZ AC J Wire Holder x6 16 LHLDWA289WJKZ AC J Wire Holder x2 17 LHLDZB650WJKZ AA N X PWB Spacer 18 PMLT A610WJZZ AA N X Gasket x3 19 PMLT A635WJZZ AB N X Gasket x7 20 QCNW K760WJQZ AG N X Connecting Cord PD 21 QCNW K761WJQZ AU N X Connecting Cord LW 22 QCNW K762WJPZ AG N X Connecting Cord LB2 23 QCNW K763WJQZ AD N X Connecting Cord...

Page 71: ...A667WJSA AH X Remote Control X7 TCADEA243WJZZ AB N X Enquete Card X8 TGAN A845WJN1 AB N X Extendwaranty X9 TiNS E640WJZZ AC N X Operation Manual English X9 TiNS E641WJZZ AC N X Operation Manual French X9 TiNS E642WJZZ AC N X Operation Manual Spanish X10 TMAN A036WJZZ AB N X Connection Guide X11 Not available Battery Remote control unit AA size battery AC cord Cable clamp Operation manual Stand uni...

Page 72: ...LC 40D68UT 6 5 PACKING PARTS NOT REPLACEMENT ITEM X2 X3 X6 X4 X11 X1 X7 X8 X9 X10 Not Replacement item X5 S2 S6 S6 S3 S1 S4 S6 S6 S6 S9 S5 S8 S7 S10 S10 ...

Page 73: ... SSAKA0101GJZZ N Polyethylene Bag S8 SSAKAA032WJZZ Polyethylene Bag S9 SSAKHA036WJZZ N Polyethylene Bag S10 TLABKA009WJZZ N Case No Label 6 SERVICE JIGS USE FOR SERVICING N QCNW G401WJQZ AP J L 1000mm 4 5pins Main to Key KM N QCNW H649WJPZ AP J L 1000mm 4pins Main to Speaker SP N QCNW H762WJQZ AV J L 1000mm 10pins Main to R C LED RA N QCNW K865WJQZ N J L 1000mm 51pins Main to T CON LW N QCNW K866W...

Page 74: ...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 SHARP CORPORATION AV Systems Group CS Promotion Center Yaita Tochigi 329 2193 Japan Apr 2010 SH DS ...

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