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LC-70UD1U

4 – 4

4. Removing of Connectors

1. Disconnect the following connectors from the MAIN Unit. (SB, SP, RA, KM, BT, UB, LW, PD)

2. Disconnect the following connectors from the DRC/FRC Unit. (LW, PQ, FA, FB)

3. Disconnect the following connectors from the POWER Unit. (LA, PD, PQ, PF)

4. Disconnect the following connectors from the LCD CONTROL Unit. (VA,VB, PT)

5. Disconnect the following connectors from the LED DRIVE Unit. (L1, L2, LA)

SB

PD

SP

LW

RA
KM
BT
UB

LA

PD

PQ

PF

VA

VB

FA

FB

PT

PQ

LW

L1

L2

LA

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Содержание LC-70UD1U

Страница 1: ...R PARTS 1 REMOVING OF MAJOR PARTS 4 1 2 The location putting on the heat measure sheet 4 6 3 Precautions for assembly 4 7 CHAPTER 5 ADJUSTMENT 1 ADJUSTMENT PROCEDURE 5 1 2 PUBLIC MODE SETTING PROCEDURE 5 18 CHAPTER 6 TROUBLESHOOTING TABLE 1 Failure diagnosis by LED in front of cabinet 6 1 2 LED flashing specification at the time of an error Power and Timer icon LED used 6 1 3 TROUBLESHOOTING TABLE...

Страница 2: ...C voltage drop 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 N...

Страница 3: ...et de compartiment 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 w...

Страница 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 soldering...

Страница 5: ...DESCRIPTION N R1JE695R3HA10Z 70 LCD Panel Unit Open Cell Ref No Parts No Description Q ty IC2004 RH iXD515WJNHQ IC Monitor Microprocessor 1 NO PARTS CODE DESCRIPTION Q ty N QCNW L214WJQZ Connecting Cord L 1000mm 64pins LCD Control Unit to LCD Panel Unit x4 4 N QCNW F676WJQZ Connecting Cord L 1000mm 41pins Main to DRC FRC Unit LW DRC FRC Unit to LCD CON TROL Unit FA x2 2 N QCNW M539WJQZ Connecting ...

Страница 6: ...LC 70UD1U 1 1 LC 70UD1U Service Manual CHAPTER 1 SPECIFICATIONS 1 SPECIFICATIONS ...

Страница 7: ...LC 70UD1U 2 1 LC 70UD1U Service Manual CHAPTER 2 OPERATION MANUAL 1 OPERATION MANUAL ...

Страница 8: ...LC 70UD1U 2 2 ...

Страница 9: ...LC 70UD1U 2 3 ...

Страница 10: ...LC 70UD1U 2 4 ...

Страница 11: ...LC 70UD1U 3 1 LC 70UD1U Service Manual CHAPTER 3 DIMENSIONS 1 DIMENSIONS ...

Страница 12: ...ck screws and detach the Stand Cover 2 Remove the 4 lock screws and detach the Stand Unit 3 Remove the 1 lock screw 1 and detach the AC Cord Cover 2 4 Disconnect AC wire and detach the AC Cord 3 5 Remove the 28 lock screws 4 5 lock screws 5 and detach the Rear Cabinet Ass y 6 Ԙ ԙ Ԛ ԛ ԛ ԛ ԛ ԛ ԛ ԛ ԛ ԛ ԛ ԛ ԛ ԛ ԛ ԛ ԛ ԛ ԛ ԛ ԛ ԛ ԛ ԛ ԛ ԛ ԛ ԛ ԛ Ԝ Ԝ Ԝ Ԝ Ԝ ԝ 4GCT CDKPGV UU ...

Страница 13: ...y 8 4 Detach the KEY Button Ass y 9 and remove the Shading Sheet 10 the 2 Hooks and detach the KEY Button 12 from the KEY Cover Ass y 11 5 Detach the KEY Unit 13 from the KEY Button 12 6 Disconnect the KM Wire 7 Remove the 1 lock screw 14 and detach the SD Slot Cover Ass y 15 8 Remove the 2 Hooks and detach the SD CARD Unit 16 from the SD Slot Cover 17 9 Disconnect the SD Wire 2nd Lock Ԙ Ԛ Ԛ Ԛ Ԛ ԛ...

Страница 14: ...2 Speaker Unit Tweeter 9 and disconnect the SP wire 4 Detach the 3D IR Seal Cover Ass y 10 5 Detach the Wi Fi Unit 11 and disconnect the UB wire 6 Detach the BLUETOOTH Unit 12 and disconnect the BT wire 7 Detach the R C OPC Unit 13 and disconnect the RA wire Ԙ Ԙ Ԙ Ԙ Ԙ Ԙ Ԙ Ԙ Ԙ Ԙ Ԛ Ԛ Ԛ Ԛ Ԛ Ԛ Ԛ Ԛ Ԛ Ԛ Ԛ Ԛ 52 52 6 4 7 Ԟ Ԟ Ԟ Ԟ Ԟ Ԟ Ԟ 4 52 6 7 5 ԙ TQPV QXGT UU ԛ 4GCT QXGT UU Ԝ 4GCT QXGT GPVGT ԝ 4GCT QXGT ...

Страница 15: ...e following connectors from the DRC FRC Unit LW PQ FA FB 3 Disconnect the following connectors from the POWER Unit LA PD PQ PF 4 Disconnect the following connectors from the LCD CONTROL Unit VA VB PT 5 Disconnect the following connectors from the LED DRIVE Unit L1 L2 LA SB PD SP LW RA KM BT UB LA PD PQ PF VA VB FA FB PT PQ LW L1 L2 LA ...

Страница 16: ...t 6 4 Removing the 8 screws 7 and detach the POWER Unit 8 5 Removing the 6 screws 9 and detach the LCD CONTROL Unit 10 and Radiator 11 6 Removing the 8 screws 12 and detach the LED DRIVE Unit 13 7 Removing the 12 screws 14 and detach the 2 Stand Angles 15 Ԙ Ԙ Ԙ Ԙ Ԙ Ԙ Ԙ Ԙ ԙ6GTOKPCN PING QVVQO UU Ԛ6GTOKPCN PING 5KFG Ԧ5VCPF PING Ԧ5VCPF PING ԛ 0 7PKV Ԝ Ԝ Ԝ Ԝ Ԝ Ԝ Ԝ Ԝ Ԝ Ԝ Ԝ Ԝ ԝ 4 4 7PKV Ԟ Ԟ Ԟ Ԟ Ԟ Ԟ Ԟ Ԟ ...

Страница 17: ...n the heat measure sheet 3 Stick x4 PSPAZC781WJKZ 30 30 3 5mm 2 2 Stick x2 PSPAZD107WJKZ 30 30 3 5mmGRm 1 Stick x2 PSPAZD117WJKZ 25 35 6 0mm 2 1 Stick x4 PSPAZD107WJKZ 30 30 3 5mmGRm 4 Stick PSPAZD036WJKZ For IC3301B 25 25 8 0mm Ԙ Ԙ ԙ ԙ Ԛ Ԛ ...

Страница 18: ...ess 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 1 Prepare LANGKD146WJFW TERM ANG BOTTOM 2 Stick PSPAZC691WJZZ CONDUC TR 8x180 3 Stick HDECPA091WJZZ DEC SHEE T BTM Back side Front side Back side Front side 2 Stick PSPAZC690WJZZ CONDUC TR 8x255 1 ...

Страница 19: ...ing 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 State where the shielded case and RF terminal angle are mounted on the main PWB ...

Страница 20: ...ase use a software version after OKFKMXXX SMB The main software monitor microprocessor software can be upgraded by using a general purpose USB Memory The followings are the procedures for 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...

Страница 21: ... information appears after the upgrade is complete 8 Unplug the AC cord and remove the USB Memory for version upgrade 9 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 MAIN SUB MICOM PANEL EEPROM MAIN Version SUB MICOM Version PANEL...

Страница 22: ... minor upgrade 6 If the upgrade fails power led will stop blinking Also the upgrade failure screen will be shown if upgrade screen was shown at 5 NOTE In the event of a transient failure upgrade will be automatically retried up to three times If the process repeatedly fails hardware may be the cause 7 The upgrade success screen will be shown if upgrade screen was shown at 5 8 Unplug the AC cord an...

Страница 23: ...mode If the settings are tampered in this mode unrecoverable system damage may result 4 Remote controller key operation and description of display in adjustment process mode 1 Key operation Input mode is switched automatically when relevant adjustment is started so far as the necessary input signal is available 2 Description of display Remote controller key Main unit key Function CH CH Moving an i...

Страница 24: ... 10 VIC YPOS Y coordinate setting for VIC READ 11 VIC COLOR Collected color data setting for VIC READ 12 VIC SIGNAL TYPE Signal type setting for VIC READ 13 VIC READ Picture level acquisition function Level appears in green on the upper right 3 1 N358 ALL ADJ INPUT2 CVBS and TUNER signal level adjustment 2 N358 MAIN ADJ INPUT2 CVBS signal level adjustment 3 TUNER DAC ADJ TUNER signal level adjustm...

Страница 25: ...justment Point 3 G adjustment value 9 MG3B WB adjustment Point 3 B adjustment value 11 1 MG4R WB adjustment Point 4 R adjustment value Parameter for six point adjustment 2 MG4G WB adjustment Point 4 G adjustment value 3 MG4B WB adjustment Point 4 B adjustment value 4 MG5R WB adjustment Point 5 R adjustment value 5 MG5G WB adjustment Point 5 G adjustment value 6 MG5B WB adjustment Point 5 B adjustm...

Страница 26: ...MAX TEMP 3 MONITOR ERROR CAUSE RESET 18 1 LCD TEST PATTERN1 2 LCD TEST PATTERN2 3 LCD TEST PATTERN3 4 LCD TEST PATTERN4 5 TV TEST PATTERN 1 6 TV TEST PATTERN 2 19 1 BOARD 2 LVM 3 LSE1 3D 4 LSE1 2D 5 FRC MASTER FW 6 FRC SLAVE FW 7 TCON 2D MPD OFF MASTER 8 TCON 3D MASTER 20 1 3D HDMI FPGA Version 2 2D 3D FPGA Version 3 3D IR EMITTER CONTROL 21 1 READ WRITE 2 SLAVE ADDRESS 3 RESISTER ADDRESS UPPER 4 ...

Страница 27: ... UP KEY STRENGTH 8 VOL DOWN KEY STRENGTH 25 1 CROSSTALK ADJ MODE 2 CROSSTALK TH1 3 CROSSTALK TH2 4 CROSSTALK TH3 5 CROSSTALK TH4 6 CROSSTALK GAIN1 7 CROSSTALK GAIN2 8 CROSSTALK GAIN3 26 1 WIFI SSID 2 4GHz Set AP SSID 2 WIFI SSID 5GHz Set AP SSID 3 WIFI RSSI 2 4GHz Set RSSI threshold 4 WIFI RSSI 5GHz Set RSSI threshold 5 WIFI TIME 2 4GHz Set Time Out 6 WIFI TIME 5GHz Set Time Out 7 WIFI RSSI TEST E...

Страница 28: ...ng setting values from EEPROM 3 MODEL NAME 4 PANEL SIZE 5 SETTING FOR ADJ 6 VERUP FLAG ENABLE 7 SHARP RC ENABLE 8 PANEL LIMIT 9 PANEL RANGE LIMIT 10 SHORT CHECK MODE 11 SHORT CHECK CURRENT 12 CURRENT SW 13 TEST NETWORK UPDATE Page Line Item Description Remarks adjustment detail etc ...

Страница 29: ...tus error 54 E_TCON_E T CON hung up 58 E_FRC_ST FRC setting error Monitor ERR STBY table Outline Communication Power failure detected by the monitor microprocessor is stored in EEPROM and last 4 abnormal can be confirmed in the Process mode A Location Page 1 of the process mode A MONITOR ERR CAUSE 0 if there is no error It is cleared to 0 on the last page of the process mode A Display Error descri...

Страница 30: ...ng the checker connect the USB memory to the J9502 TL9524 9527 3 Apply the specified voltage to the PWB and boot it up with the tool connected 4 Send the software writing start command via RS232C 5 Send the writing status check command and confirm the response of OK Then turn off the power CAUTION When the USB memory is not inserted or reading error occurs nothing is written Adjustment item Adjust...

Страница 31: ...o COMP33K ADJ INPUT1 and press the Enter key The adjustment is complete when COMP33K ADJ INPUT1 OK is displayed Compornent 15K Adjustment is internally handled automatically AUTO CLANP 1 parameters are copied from the 33K Adjustment point Adjustment conditions Adjustment procedure 1 Setting Signal XGA 1024x768 60Hz SYNC HV separate Send the 100 color bar signal to the PC input 2 Automatic adjustme...

Страница 32: ...ounded off and adjust the RB so that it becomes the stan dard value 6 Set the point 3 to the specified gradation set the G correction value 1152 x G value of point 7 3872 fractions rounded off and adjust the RB so that it becomes the stan dard value 7 Set the point 2 to the specified gradation set the G correction value 704 x G value of point 7 3872 fractions rounded off and adjust the RB so that ...

Страница 33: ...ation set the G correction value 1152 x G value of point 7 3872 fractions rounded off and adjust the RB so that it becomes the stan dard value 7 Set the point 2 to the specified gradation set the G correction value 704 x G value of point 7 3872 fractions rounded off and adjust the RB so that it becomes the stan dard value 8 Set the point 1 to the specified gradation set the G correction value 384 ...

Страница 34: ...on to the specified gradation and measure the bright ness Multiply the brightness value by 10 then set the integer part to the adjustment value Fractions are rounded off ESet the MID5 adjustment gradation to the specified gradation and measure the bright ness Multiply the brightness value by 10 then set the integer part to the adjustment value Fractions are rounded off ESet the MID6 adjustment gra...

Страница 35: ...lete the setting CAUTION Do not turn on the power after completing the factory setting If the power is turned on configure the factory setting again Adjustment point Adjustment conditions Adjustment procedure 1 HDMI EDID writing Analog RGB EDID writing Main PWB Process mode Model discrimination check 1 Enter the process mode 2 Point the cursor to HDMI EDID WRITE and press the ENT key The writing i...

Страница 36: ...xxxxxxxxxxxxxxxx E3D CN3401 2 LSE2_2Dxxxxxxxxxxxxxxxxx ES2 CN5401 LVMxxxxxxxxxxxxxxxxx EVM CN9003 9403 PA168_Vxxxxxxxxxxxxxxxxx FRC 13 Writing the inch and model name onto EEPROM 1 Enter the adjustment process mode 2 Point the cursor to MODEL NAME Page 29 29 3 Select UD1U and press Enter key 4 OK is displayed 5 Point the cursor to PANEL SIZE Page 29 29 6 Select 70 and press Enter key 7 Moments lat...

Страница 37: ...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 EXECUTE PUBLIC MODE stays on in the adjustment process mode The settings will be back to the factory ones 3 Public Mode Setting Valu...

Страница 38: ...d VOL key remote controller and set To save new settings keep the cursor at EXECUTE 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 AV POSITION FIXED VARIABLE ON SCREEN DISPLAY YES INPUT MODE START NORMAL INPUT MODE FIXED VARIABLE LOUD SPEAKER ON ...

Страница 39: ...e INPUT and Vol keys which are on the tact key 3 Enter the passward by using R C The passward is 027 4 Select COPY MODE 5 The follow guide is displayed Then select the TV USB Start 6 Follow guide is displayed when it is finished then select Reset TV will restart 7 Insert the USB which has the data from TV to another TV or itself 8 Insert AC code of the TV with pushing the INPUT and Vol keys which ...

Страница 40: ...LC 70UD1U 5 21 10 The following guide is dispalyed Then select the USB TV Start 11 Follow guide is displayed when it is finished then select Reset TV will restart 12 Comfirm the user setting is copied ...

Страница 41: ...cified for a fixed volume at start Limit in Setting The sound volume for the ON timer Wake up timer is fixed also without display of menu Besides 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 fr...

Страница 42: ...ayed This is because the channel call message may be confused with a message being sent from the hotel On the North America destined models the OSD works the same as at the No setting Limit in Setting Keys falling under any of the following 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 ...

Страница 43: ...ction between OFF ON TV RCE and ON TV RCD loop provided Default OFF Explanation Function to feed the remote controller received signal to Pin 9 open on the RS232C Limit in Setting None Exception None Remarks None Selection Selection between Variable and Fixed loop provided Default Variable Explanation In case of Fixed setting Menu Picture and Audio setting can t be changed like Dynamic Fixed When ...

Страница 44: ...election Selection between ON and OFF loop provided Default OFF Explanation In case of ON public mode settings are effected Limit in Setting None Exception None Remarks The public mode settings are operable only when this item is set at ON ...

Страница 45: ... D 3 3V error Flash 5 times Power supply error 5 2 Panel power supply error Flash 6 times Power supply error 6 2 DRC power supply error Flash 7 times Power supply error 7 2 FRC power supply error Main PWB failure Communication failure etc Flashes 3 times Flashes once Initial communication error Flashes twice Start up confirmation communication error Flashes 3 times Regular communication error Flas...

Страница 46: ...S_ON AC_DET failure Flashes fast once H On L Off AC_DET 28pin failure L If error is detected during start up or operation the power is turned on again by interrupt instantaneous blackout process ing D_POW Main 12V failure Flashes fast twice H On L Off DET_12V 32pin failure L Main 12V is not applied If error is detected during start up or operation the power is turned on again by polling D_POW Digi...

Страница 47: ...gular communica tion failure Flashes fast 3 times H On L Off Regular communication that is performed at 1 second inter vals in the normal operation is interrupted Main CPU operation failure or monitor microcomputer reception failure Other communica tion failure Flashes fast 5 times H On L Off When a request PM_REQ H is sent from the main micro computer the request command is not output from the ma...

Страница 48: ...rs in the panel module When the parts in the panel cannot be replaced Replace panel module If it is not an error of power supply LED driver It is start up in the lamp error disregard mode Do you start NO When power supply unit is replaced does it start normally YES NO Replace power supply unit When main unit is replaced does it start normally YES NO Replace main unit When LCD control unit is repla...

Страница 49: ...en C S FPC is replaced does screen display normally NO YES Replace C S FPC When C PWB is replaced does screen display normally NO YES Replace C PWB Adjust VCOM ADJ after replace C PWB Replace Panel HIRAKI Adjust VCOM ADJ after replace Panel HIRAKI ...

Страница 50: ... at input pins of IC3301 CPU NO Check the TMDS line between SC1501 and IC2601 and its peripheral circuits IC2601 TMDS input pins pin 26 27 CLK pin 28 29 D0 pin 30 31 D1 pin 31 33 D2 YES Check the TMDS line between IC2601 and IC3301 and its peripheral circuits IC3301 TMDS input pins pin AH35 AH34 CLK pin AG35 AG34 D0 pin AG37 AG36 D1 pin AF35 AF34 D2 Check the I2C line between IC2601 and IC3301 IC2...

Страница 51: ...ls at input pin of IC3301 CPU NO Check the TMDS line between SC1502 and IC2601 and its peripheral circuits IC2601 TMDS input pins pin 17 18 CLK pin 19 20 D0 pin 21 22 D1 pin 23 24 D2 YES Check the TMDS line between IC2601 and IC3301 and its peripheral circuits IC3301 TMDS input pins pin AH35 AH34 CLK pin AG35 AG34 D0 pin AG37 AG36 D1 pin AF35 AF34 D2 Check the I2C line between IC2601 and IC3301 IC...

Страница 52: ... at input pins of IC3301 CPU NO Check the TMDS line between SC1503 and IC2601 and its peripheral circuits IC2601 TMDS input pins pin 8 9 CLK pin 10 11 D0 pin 12 13 D1 pin 14 15 D2 YES Check the TMDS line between IC2601 and IC3301 and its peripheral circuits IC3301 TMDS input pins pin AH35 AH34 CLK pin AG35 AG34 D0 pin AG37 AG36 D1 pin AF35 AF34 D2 Check the I2C line between IC2601 and IC3301 IC260...

Страница 53: ...al at input pins of IC3301 CPU NO Check the TMDS line between SC1504 and IC2601 and its peripheral circuits IC2601 TMDS input pins pin 99 100 CLK pin 1 2 D0 pin 3 4 D1 pin 5 6 D2 YES Check the TMDS line between IC2601 and IC3301 and its peripheral circuits IC3301 TMDS input pins pin AH35 AH34 CLK pin AG35 AG34 D0 pin AG37 AG36 D1 pin AF35 AF34 D2 Check the I2C line between IC2601 and IC3301 IC2601...

Страница 54: ...AU26 AP25 Y AR26 Pb and AP26 Pr of IC3301 CPU YES NO Check the line between the input terminals of J510 and IC3301 J510 pin 18 Y pin 16 Pb pin 15 Pr IC3301 pin AU26 AP25 pin AR26 pin AP26 Is the T CON PWB connected VBO_LOCKN pin 40 of SC3801 become Low if there is no problem in the connection NO Check the T CON PWB and harness Check IC3301 and SC3801 and their periph eral circuits in Main PWB YES ...

Страница 55: ...0 and pin E28 of IC3301 CPU J510 pin 4 IC3301 pin E28 Is there the COMPOSITE signal input at pin AR31 of IC3301 CPU Is there the COMPOSITE signal input at pin AR30 of IC3301 CPU YES NO YES NO Check the line between pin 10 of J510 and pin AR31 of IC3301 CPU J510 pin 10 IC3301 pin AR31 Check the line between pin 5 of J510 and pin AR30 of IC3301 CPU J510 pin 9 IC3301 pin AR30 Is the T CON PWB connect...

Страница 56: ...R of IC3301 CPU Are there the VSYNC HSYNC signal inputs at pins AM25 and AN25 of IC3301 YES NO Check the line between SC510 and IC3301 and their peripheral circuits Is the T CON PWB connected VBO_LOCKN pin 40 of SC3801 become Low if there is no problem in the connection NO Check the T CON PWB and harness Check IC3301 and SC3801 and their peripheral circuits in Main PWB YES Are the V By One HS sign...

Страница 57: ... and their peripheral circuits Check the Tuner I2C lines TU1104 pin 5 TUN_SCL pin 4 TUN_SDA IC3301 pin V35 pin V34 Check the IF AGC line between pin U35 of IC3301 and pin 12 of TU1104 Check the Tuner I2C lines TU1104 pin 5 TUN_SCL pin 4 TUN_SDA IC3301 pin V35 pin V34 Is the T CON PWB connected VBO_LOCKN 40pin of SC3801 become Low if there is no problem in the connec tion NO Check the T CON PWB and...

Страница 58: ... AT35 R of IC3301 CPU YES NO YES NO YES NO Check the line between J510 and IC3301 Check the line between J510 and IC3301 Check the line between J510 and IC3301 Does the digital audio signal come from pins AR11 AP11 AN9 CPU_AOBCK AOLRCK AOSDATA0 of IC3301 CPU to pins 6 7 5 SP_BCLK SP_LRCLK SP_DATA of IC1703 Audio DSP YES NO Check the line between IC3301 and IC1703 and their paripheral circuits Abou...

Страница 59: ...ns AR11 AP11 AN9 CPU_AOBCK AOLRCK AOSDATA0 of IC3301 CPU to pins 6 7 5 SP_BCLK SP_LRCLK SP_DATA of IC1703 Audio DSP YES NO Check the line between IC3301 and IC1703 and their peripheral circuits About the L R Speakers Does the digital audio signal come from pins 30 21 26 27 of IC1703 Audio DSP to pin 5 7 8 6 of IC1902 AMP for L R About the Subwoofer speaker Does the digital audio signal come from p...

Страница 60: ...DSP YES NO Check the line between IC3301 and IC1703 and their paripheral circuits About the L R Speakers Does the digital audio signal come from pins 30 21 26 27 of IC1703 Audio DSP to pin 5 7 8 6 of IC1902 AMP for L R About the Subwoofer speaker Does the digital audio signal come from pins 30 21 26 28 of IC1703 Audio DSP to pin 5 7 8 6 of IC1901 AMP for SW YES NO Check IC1703 and its paripheral c...

Страница 61: ... audio output to FIXED Does the digital audio signal come from pins AR11 AP11 AN9 CPU_AOBCK AOLRCK AOSDATA0 of IC3301 CPU to pins 6 7 5 SP_BCLK SP_LRCLK SP_DATA of IC1703 Audio DSP YES NO Check the line between IC3301 and IC1703 and their peripheral circuits About the L R Speakers Does the digital audio signal come from pins 30 21 26 27 of IC1703 Audio DSP to pin 5 7 8 6 of IC1902 AMP for L R Abou...

Страница 62: ...and its peripheral circuits Is there the SPDIF signal OPT_OUT input at pin 2 of IC503 SPDIF BUFFER SPDIF MUTE YES NO Check the line between IC3301 and IC503 Is there the MUTE signal input at pin 1 of IC503 usual High Mute Low YES NO Check the AUDIO_MUTE and their peripheral circuits Q505 etc Is there the SPDIF signal input at pin 1 of D527 OPTICAL OUTPUT YES NO Check the speakers and the optical c...

Страница 63: ...pins 3 L and 2 R of J504 YES NO Check the line between IC1702 and J504 and their peripheral circuits Check the LINE_MUTE line and its peripheral circuits Q506 Q510 etc Check the connector J504 and their peripheral circuits and speakers and the Cable No connect network Does the signal come to 1pin of LAN jack J9401 see fig 1 fig 2 NO Check the interface device and peripheral circuits power LED of h...

Страница 64: ...ether it is satisfactory Are 12 pin and 13 pin of IC9505 of a MAIN board DM3 DP3 normal NO YES Check the harness between a MAIN board and SD card If there is no problem check the line from 6 pin and 7 pin of IC9505 of a MAIN board DM2 DP2 to 3 pin and 4 pin of P951 of SD card board USB USB Check the circumference of IC9505 of a MAIN board and the line from D36 and D37 USB_D 1P USB_D 1N of IC3301 t...

Страница 65: ..._LOCKN of Q4909 in L Check the LOCK signal of MAIN I F Vx1 NO Is 1 8 V applied to pins 11 85 86 and 100 of IC4901 NO Check the operation of 1 8 V regulator IC6001 YES YES Check the operation of IC4901 or the main PWB Is pin 2 215_226_LOCKN1 of R7102 in L NO Go to the section LSE1 sync signal check YES Is pin 2 215_226_LOCKN2 of R7302 in L NO Go to the section LSE2 sync signal check YES Is pin 2 of...

Страница 66: ...4 of IC5203 NO Go to the section DRC check or CLKGEN check YES The program of IC3402 may be damaged or IC3402 may be corrupted Replace IC3402 or rewrite the ROM DRC operation check Is triangular wave pulse sent to TP4327 IVSYNC TP4329 OVSYNC NO Is 1 8 V applied to pin 2 of FB4308 Is 1 2 V applied to pin 2 of FB4311 Is 3 3 V applied to pin 2 of FB4312 and FB4313 Is 1 8 V applied to pin 2 of FB4305 ...

Страница 67: ...tion of IC6007 Check the operation of IC8102 Check the operation of IC8104 Check the operation of IC8106 YES Do X9001 and X9401 oscillate at 27 MHz NO Check the operation of IC9001 and IC9401 YES The programs of IC9002 IC9402 may be damaged or IC9002 IC9402 may be cor rupted Replace IC9002 IC9402 or rewrite the ROM LVM operation check Is the signal LVDS sent to pin 5 of L5401 NO Is 1 2 V applied t...

Страница 68: ... an AC3 audio decoder a four link LVDS transmitter a V by One transmitter and an NTSC PAL SECAM TV decoder with a 3D comb filter NTSC PAL It supports Full HD MPEG1 2 4 H 264 DiviX VC1 RM AVS VP6 VP8 video decoder standards and JPEG Audio support includes a BTSC and a Dolby AC3 MPEG 2 Layer 1 2 audio decoder Two SPDIF output and a pair of analog outputs L R are provided The LSI incorporates a compl...

Страница 69: ...LC 70UD1U 7 2 1 11 IC1703 VHiYSS952QZ 1Y Audio DSP YSS952QZ has digital audio adjustment function for example PEQ bass treble balance bass enhancer etc and adjusts TVs audio quality ...

Страница 70: ...LC 70UD1U 7 3 MEMO ...

Страница 71: ...LC 70UD1U 8 1 LC 70UD1U Service Manual CHAPTER 8 OVERALL WIRING SYSTEM BLOCK DIAGRAM 1 OVERALL WIRING DIAGRAM 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 ޣ 9 ޤ ...

Страница 72: ...LC 70UD1U 8 2 2 SYSTEM BLOCK DIAGRAM 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 8 9 SYSTEM BLOCK DIAGRAM MAIN Unit ...

Страница 73: ...LC 70UD1U 8 3 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 SYSTEM BLOCK DIAGRAM DRC FRC Unit ...

Страница 74: ...LC 70UD1U 8 4 MEMO ...

Страница 75: ...his document has been published to be used for after sales service only The contents are subject to change without notice LC 70UD1U PartsGuide 1 PRINTED WIRING BOARD ASSEMBLIES 2 LCD PANEL UNIT 3 CABINET AND MECHANICAL PARTS 4 CABINET AND MECHANICAL PARTS 2 5 SUPPLIED ACCESSORIES PACKING PARTS 6 SERVICE JIG USE FOR SERVICING CONTENTS No S83C2LC70UD1U LC 70UD1U MODEL LCD COLOR TELEVISION ...

Страница 76: ...RC Unit N DUNTKG307FM01 AQ N X SD CARD UNIT N DUNTKG315FM01 AK N X R C ILLUMINATION Unit N RUNTKA936WJQZ AX X Wi Fi Unit N RUNTKB126WJQZ AT X BLUETOOTH Unit N DUNTKF800FM53 AE X KEY Unit N RUNTK0093FVZB BZ N X LCD CONTROL Unit N RUNTKB152WJQZ BE N X LED DRIVE Unit N RDENCA471WJQZ BR N X POWER Unit 2 LCD PANEL UNIT N R1JE695R3HA10Z FC N X 70 LCD Panel Unit Open Cell ...

Страница 77: ...RA BT 15 SP 18 KM 17 UB 16 F 63 50 FB FA 62 SP LW PD UB LA 67 PQ PT 66 65 70 AC 29 4 18 K FB FA 4 14 4 14 1 10 1 10 54 F 8 1 8 1 8 1 23 23 23 23 13 23 23 49 H LA L1 L2 D 58 A B C C C E G J L AC UB UB KM BT RA LW PD PQ PT SB 40 40 40 40 22 22 22 22 48 45 22 22 45 H 64 FFC FFC L1 L2 3 2 3 3 1 6 1 8 1 8 53 22 5 5 1 K 5 2 5 3 5 3 8 6 8 6 8 6 8 6 19 23 7 22 SB 14 E 7 2 7 3 7 1 4 1 47 4 16 4 11 4 13 4 1...

Страница 78: ...ailable Himeron x2 5 3 Not Available Himeron x4 6 CCOVNA021WJ01 AG N J 3D IR Seal Cover Ass y 6 1 Not Available N 3D IR Seal Cover 6 2 Not Available N Seal x2 7 CHLDZC084WJ01 AQ J DUO Bass Holder Ass y 7 1 Not Available N DUO Bass Holder 7 2 Not Available N Himeron 7 3 PSPAHB931WJZZ AB J Himeron x4 8 CSLDMB843WJ01 BD J FRC PWB Shield Ass y 8 1 PCLICA014WJKZ AB J Push Rivet x12 8 2 PMLT A727WJZZ AF...

Страница 79: ...81WJKZ AH N J Cooler x4 56 PSPAZD027WJKZ AK J Cooler x4 57 PSPAZD036WJKZ AM J Cooler 58 PSPAZD107WJKZ AL N J Cooler x6 59 PSPAZD115WJKZ AF N J Cooler x2 60 PSPAZD116WJKZ AK N J Cooler 61 PSPAZD117WJKZ AP N J Cooler x2 62 QCNW N331WJPZ AN N J Connecting Cord FA 63 QCNW N521WJPZ AT N J Connecting Cord LW 64 QCNW N522WJPZ AP N J Connecting Cord FB 65 QCNW N540WJPZ AF N J Connecting Cord PQ 66 QCNW N5...

Страница 80: ...LC 70UD1U 6 4 CABINET AND MECHANICAL PARTS 2 39 32 84 41 82 83 33 34 35 36 37 38 42 51 51 51 42 42 42 72 73 76 74 75 81 77 78 79 80 71 85 85 85 85 87 85 85 86 86 L1 L2 68 69 87 ...

Страница 81: ...Holder Ass y x4 51 LX LZ0003TPZZ AC J Push Rivet x20 68 QCNW N549WJQZ AM N J L1 Connection Harness 69 QCNW N550WJQZ AN N J L2 Connection Harness 71 XBPS830P06WS0 AA J Screw x16 72 DWAKMA066WE31 BX X Aluminum Frame Assembly Unit 73 PGIDMA077WJZZ BV N J LGP 74 PMIR A344WJ3A AZ N X Reflection Sheet 75 PSHEPB309WJZZ BT N J DBEF 76 PSHEPB310WJZZ BC N J Lens Sheet 77 PSHEPB311WJZZ BC N J Lens Sheet 78 Q...

Страница 82: ...LC 70UD1U 8 5 SUPPLIED ACCESSORIES PACKING PARTS 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 ...

Страница 83: ...acking Case Bottom NOT REPLACEMENT ITEM S5 SPAKPB733WJZZ Polyethylene bag Main NOT REPLACEMENT ITEM S6 SPAKXE096WJZZ N Packing Form Top NOT REPLACEMENT ITEM S7 SPAKXE097WJZZ N Packing Form Bottom Side NOT REPLACEMENT ITEM S8 SSAKA0101GJZZ Polyethylene bag NOT REPLACEMENT ITEM S9 TLABKA009WJZZ Case No Label NOT REPLACEMENT ITEM 6 SERVICE JIG USE FOR SERVICING N QCNW L214WJQZ AV J Connecting Cord L ...

Страница 84: ...roduced 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 Digital Information Appliance Group CS Promotion Center Yaita Tochigi 329 2193 Japan Aug 2013 YK DS ...

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