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Sharp LC-32LE280X, Service Manual

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Sharp LC-32LE280X Service Manual Download Page 53

LC-32LE280X/LC-40LE280X

2

NO.

PARTS CODE

PRICE 

RANK

NEW 

MARK

PART 

RANK

DESCRIPTION

[1] PRINTED WIRING BOARD ASSEMBLIES

1

DKEYMG706FM01

AZ

V

MAIN UNIT  ( LC-32LE280X /WH )

1

DKEYMG706FM02

V

MAIN UNIT  ( LC-40LE280X /WH )

1

DUNTKG709FM02

POWER UNIT  ( LC-32LE280X /WH )

1

DUNTKG710FM02

POWER UNIT  ( LC-40LE280X /WH )

1

DUNTKG667FM01

AZ

V

LED IR UNIT

[2] LCD PANEL

1

RLCDTA342WJQZ

CC

V

LCD HIRAKI PANEL UNIT  ( LC-32LE280X /WH )

1

CLCDTA663WEA5

CE

V

LCD PANEL MODULE UNIT  ( LC-32LE280X /WH )

1

RLCDTA325WJZZ

V

LCD HIRAKI PANEL UNIT  ( LC-40LE280X /WH )

1

CLCDTA374WE14

V

LCD PANEL MODULE UNIT  ( LC-40LE280X /WH )

1

RUNTKB470WJZZ

AX

V

LED BAR ( LC-32LE280X /WH )

1

RUNTKB437WJZZ

BA

V

LED BAR ( LC-40LE280X /WH )

[3] MAIN UNIT : DUNTKG706FM01/02

C  0501

RC-KZA237WJZZY

AB

CHIP CAPACITOR

C  0502

RC-KZA237WJZZY

AB

CHIP CAPACITOR

C  0504

RC-KZA520WJQZY

AA

CHIP CAPACITOR

C  0513

RC-KZA520WJQZY

AA

CHIP CAPACITOR

C  0514

RC-KZA520WJQZY

AA

CHIP CAPACITOR

C  0515

VCKYCD1EB102KY

AA

CHIP CAPACITOR

C  0516

VCKYCD1EB102KY

AA

CHIP CAPACITOR

C  0517

RC-KZB143WJQZY

AA

CHIP CAPACITOR

C  0518

VCKYCD1EB102KY

AA

CHIP CAPACITOR

C  0519

VCKYCD1EB102KY

AA

CHIP CAPACITOR

C  0520

RC-KZB143WJQZY

AA

CHIP CAPACITOR

C  0521

RC-KZB143WJQZY

AA

CHIP CAPACITOR

C  1102

RC-KZB146WJQZY

AA

CHIP CAPACITOR

C  1105

VCCCCZ1HH220JY

AB

CHIP CAPACITOR

C  1106

VCCCCZ1HH220JY

AB

CHIP CAPACITOR

C  1111

RC-KZB143WJQZY

AA

CHIP CAPACITOR

C  1113

VCKYCD1EB102KY

AA

CHIP CAPACITOR

C  1114

RC-KZA237WJZZY

AB

CHIP CAPACITOR

C  1115

RC-KZA520WJQZY

AA

CHIP CAPACITOR

C  1501

RC-KZA237WJZZY

AB

CHIP CAPACITOR

C  1502

RC-KZB146WJQZY

AA

CHIP CAPACITOR

C  1503

RC-KZB143WJQZY

AA

CHIP CAPACITOR

C  1504

RC-KZA237WJZZY

AB

CHIP CAPACITOR

C  1505

RC-KZB146WJQZY

AA

CHIP CAPACITOR

C  1506

RC-KZB146WJQZY

AA

CHIP CAPACITOR

C  1701

VCKYCD1EB102KY

AA

CHIP CAPACITOR

C  1702

RC-KZA980WJQZY

AB

CHIP CAPACITOR

C  1703

VCKYCD1EB102KY

AA

CHIP CAPACITOR

C  1704

RC-KZA213WJZZY

AC

CHIP CAPACITOR

C  1705

RC-KZA213WJZZY

AC

CHIP CAPACITOR

C  1706

RC-KZA691WJZZY

AB

CHIP CAPACITOR

C  1707

RC-KZA691WJZZY

AB

CHIP CAPACITOR

C  1708

RC-KZA620WJZZY

AA

CHIP CAPACITOR

C  1709

RC-KZA980WJQZY

AB

CHIP CAPACITOR

C  1710

RC-KZA620WJZZY

AA

CHIP CAPACITOR

C  1712

RC-KZA980WJQZY

AB

CHIP CAPACITOR

C  1713

RC-KZA213WJZZY

AC

CHIP CAPACITOR

C  1714

RC-KZA213WJZZY

AC

CHIP CAPACITOR

C  1715

RC-KZA237WJZZY

AB

CHIP CAPACITOR

C  1716

RC-KZB146WJQZY

AA

CHIP CAPACITOR

C  1717

RC-KZA980WJQZY

AB

CHIP CAPACITOR

C  1718

RC-KZA620WJZZY

AA

CHIP CAPACITOR

C  1719

VCKYCD1EB102KY

AA

CHIP CAPACITOR

C  1720

VCKYCD1EB102KY

AA

CHIP CAPACITOR

C  1721

VCKYCD1EB102KY

AA

CHIP CAPACITOR

C  1722

VCKYCD1EB102KY

AA

CHIP CAPACITOR

C  1723

RC-KZA936WJZZY

AA

CHIP CAPACITOR

C  1724

RC-KZA936WJZZY

AA

CHIP CAPACITOR

C  1725

RC-KZA936WJZZY

AA

CHIP CAPACITOR

C  1726

RC-KZA936WJZZY

AA

CHIP CAPACITOR

C  3101

RC-KZB146WJQZY

AA

CHIP CAPACITOR

C  3301

RC-KZB146WJQZY

AA

CHIP CAPACITOR

C  3302

RC-KZB146WJQZY

AA

CHIP CAPACITOR

C  3303

RC-KZB146WJQZY

AA

CHIP CAPACITOR

C  3304

RC-KZA520WJQZY

AA

CHIP CAPACITOR

C  3305

RC-KZB146WJQZY

AA

CHIP CAPACITOR

C  3306

RC-KZB146WJQZY

AA

CHIP CAPACITOR

C  3307

RC-KZB146WJQZY

AA

CHIP CAPACITOR

C  3308

RC-KZA520WJQZY

AA

CHIP CAPACITOR

C  3309

RC-KZB146WJQZY

AA

CHIP CAPACITOR

C  3310

RC-KZB146WJQZY

AA

CHIP CAPACITOR

C  3311

RC-KZA520WJQZY

AA

CHIP CAPACITOR

C  3312

RC-KZB146WJQZY

AA

CHIP CAPACITOR

C  3313

RC-KZA691WJZZY

AB

CHIP CAPACITOR

C  3314

RC-KZA691WJZZY

AB

CHIP CAPACITOR

C  3315

RC-KZB146WJQZY

AA

CHIP CAPACITOR

C  3316

RC-KZB143WJQZY

AA

CHIP CAPACITOR

C  3317

VCCCCZ1HH391JY

AA

CHIP CAPACITOR

C  3318

VCCCCZ1HH120JY

AB

CHIP CAPACITOR

C  3319

VCCCCZ1HH150JY

AB

CHIP CAPACITOR

Summary of Contents for LC-32LE280X

Page 1: ...MAJOR SERVICE PARTS iii CHAPTER 1 SPECIFICATIONS 1 SPECIFICATIONS 1 1 CHAPTER 2 OPERATION MANUAL 1 OPERATION MANUAL 2 1 CHAPTER 3 ADJUSTMENT 1 ADJUSTMENT LC 32LE280X 3 1 2 ADJUSTMENT LC 40LE280X 3 2 3 USB CLONE SPECIFICATIONS 3 3 4 PUBLIC MODE SETTING PROCE DURE 3 3 CHAPTER 4 TROUBLESHOOTING TABLE 1 TROUBLESHOOTING TABLE 4 1 CHAPTER 5 SYSTEM BLOCK DIAGRAM 1 SYSYTEM BLOCK DIAGRAM 5 1 CHAPTER 6 PRIN...

Page 2: ...crew heads knobs and control shafts escutcheon etc and measure the AC 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 74 Vrms this corresponds to 0 5 mA rms AC or more is excessive and indicates a potential shock hazard which ...

Page 3: ...higher than the conventional lead 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 ...

Page 4: ...ODULE UNIT LCD PANEL MODULE UNIT CLCDTA663WEA5 CLCDTA374WE14 LED Z Z J W 7 3 4 B K T N U R Z Z J W 0 7 4 B K T N U R R A B POWER UNIT DUNTKG709FM02 DUNTKG710FM02 LED IR UNIT DUNTKG677FM01 DUNTKG677FM01 ĞƐĐƌŝƉƟŽŶ LC 32LE280X WH LC 40LE280X WH PRINTED WIRING BOARD ASSEMBLIES MAIN UNIT DKEYMG706FM01 DKEYMG706FM02 ...

Page 5: ... Persian Thai Vietnamese Indonesia Hebrew Power requirement AC 110 240 V 50 60 Hz Power consumption 47 W 0 5 W Standby 68 W 0 6 W Standby Dimensions without stand 732 W g 450 H g 75 D mm 905 W g 538 H g 78 D mm with stand 732 W g 465 H g 144 D mm 905 W g 560 H g 178 D mm Weight without stand with stand 4 7 kg 4 9 kg 6 8 kg 7 0 kg Operating temperature 0 C 40 C As a part of policy of continuous imp...

Page 6: ...ngs on the bottom of the TV 1 3 Insert and tighten the screws into the holes on the rear of the TV 2 1 2 ARC USB SER VIC E ONL Y POWE R DC5V 1 5A INPUT 2 INPUT 3 MHL DC5V 0 9A Soft cushion Stand base with letter L Stand base with letter R NOTE To detach the stand perform the steps in reverse order Do not attach or detach the stand without holding it Doing so can cause the stand to fall resulting i...

Page 7: ...80X 2 2 Part names TV Front POWER indicator Light off Power off Lighted Red The TV is in standby mode Lighted Green The TV is on Remote control sensor The illustrations used throughout this manual are based on LC 32LE280X ...

Page 8: ...0 9A SE RV ICE ONLY F311WJ INP UT 3 US B DC5V 1 5A SE RV ICE ON L Y ARC MHL DC5V 0 9A INPUT 3 US B DC5V 1 5 A 1 2 6 5 3 4 7 8 9 1 AUDIO OUT L R terminal 2 SERVICE ONLY terminal 3 INPUT 3 terminals 4 Antenna input terminal 5 INPUT 2 HDMI MHL terminal 6 INPUT 1 HDMI ARC terminal 7 USB terminal 8 POWER On Off button 9 Keypad Control JOG KEY BASIC FUNCTION FUNCTION DURING MENU r CH UP r s CH DOWN s VO...

Page 9: ...PHOTO Display your pictures directly on the TV screen 15 INPUT INPUT SOURCE Select an input source 16 CHr CHs TV input mode Select the channel CHr Increase the channel number CHs Decrease the channel number TELETEXT mode Select a page 17 MENU Display the menu screen 18 MPX Select the sound multiplex mode 19 RETURN MENU mode Return to the previous menu screen 20 m TELETEXT k Reveal hidden for TELET...

Page 10: ...t turned On screen display show Purple test pattern LED still blinking GREEN 5 Press and hold the Center key The adjustment process mode screen appears 6 After run function LED light to GREEN 2 Remote controller Key operation and description of disply in adjustment process mode 1 Key Operation Remote controller Key JOY Key CH Changing channel UP DOWN VOL Changing volume UP DOWN Cursor UP DOWN Turn...

Page 11: ... installed 7 Plug Off the LCD TV and plug ON again as usual 8 LCD TV is running with the latest software Software upgrading using remote control 1 Make sure LCD TV is ON 2 Insert the USB device to the USB terminal at the LCD TV Make sure that the latest sotware is installed in the USB device 3 Use below menu proceedure to start upgrading software version i Menu Information sotware update Manual upd...

Page 12: ...ill be inform by MARUHEN 2 HDCP Key writing HDCP key disc name no HDCPM xxxx Key is from Sharp Japan IT department 3 SIGNAL ADJUSTMENT A PICTURE ADJUSTMENT 1 Adjustment Mode NO ITEM CONDITION PROCEDURE i Adjustment Mode K Mode Press the test key at the test remote control Model Software Package LC 32LE280X LC 32LE280X WH cheetah_asia_pack01_vxxx img ...

Page 13: ...formed HIGH Set the specified gradation for point 2 fix the most faint colour to get reference value adjust others 2 colours to minus adjustment for reference value of point 2 11 Measurement HIGH Brightness Set R_HIGH G_HIGH G_HIGH G_HIGH B_HIGH G_HIGH 12 Calculation MAX luminance after WB ADJ set to γ 2 2 LXHG 13 Set R G B_MAX 14 Calculation LOW luminance γ 2 2 15 Calculation Initial setting of R...

Page 14: ...lculate the correction value Rlow Glow Blow Rlow R1slope X 1148 1024 24 Set the reference value R G B of point 1 R1 R1 Rlow 25 Shut down the AC power Initial value at RGB 2 point 3664 Initial value at RGB 1 point 1024 Adjustment value Teaching set send by engineering dept is set as reference Reference values for adjustment reference Equipment Luminance meter Minolta CS 2000 Level Spec Data Adjustm...

Page 15: ...ode Dynamic 5 Picture Setting Backlight Brightness Contrast MAX Active Contrast OFF 6 ECO Setting OFF 7 Audio Output 400Hz 1 8 of Maximum Audio Output 5W 5W VOL 24 8 AC Input 99VAC 264VAC 50Hz 4 2 Power Consumption Specification TYPE LIMIT Power Consumption Mode Dynamic 33 W 10 240V SUPER ECO Mode ON 18 W Power Consumption at Stand by Operating 0 41 W 0 6W ...

Page 16: ...Y B N M M Setting 100000001010110 B G ENGLISH ITEM CONDITION PROCEDURE Factory setting AC power off to exit the factory setting 1 Setting is done with test remote control 2 Press the Factory Setting key on the remote control continuously 3 When Green background appears on screen and K mark disappears setting is completed The followings are initialised to factory setting 1 User setting 2 Channel da...

Page 17: ...d Digital V com Programmable memory IC is used for Digital V com adjustment in this model INX provide Auto Vcom tools to adjust Digital V com Below items is suggested to be ready before Digital V com adjustment in customer LCM line a USB Sensor Board b Programmable software c Document Auto V com adjustment suggestion OI STEP 1 Sensor board setting as shown in below ...

Page 18: ...STEP 2 Connect SCL SDA and GND between PC and panel module STEP 3 Send the correct flicker pattern refer to CMI product SPEC ...

Page 19: ...STEP 4 Execute the program of Auto VCOM STEP 5 Put the sensor board on the center of the panel and press Start button ...

Page 20: ... details of white balance adjustment procedure please refer to white balance adjustment spec for Kameyama model 1 Confirm the set condition 2 Connect the white balance jig 3 Through RS 232C command adjustment mode screen is displayed ii Auto Adjustment command Adjustment Mode KRSW0001 KKT10037 Setting KYOF0001 OSDS0001 SBSL0016 Initial setting Panel Contrast R G B_MAX R G B_HIGH R G B_LOW Cnt 5000...

Page 21: ... B2slope between MAX and Point2 R2slope Rmax Rhigh 4080 3664 20 Calculate the correction value Rhigh Ghigh Bhigh Rhigh R2slope X 3840 3664 21 Set the reference value R G B of point 2 R2 R2 Rhigh 22 Calculate the slope R1slope G1slope B1slope between Point2 and Point1 R1slope Rhigh Rlow 3664 640 23 Calculate the correction value Rlow Glow Blow Rlow R1slope X 717 640 24 Set the reference value R G B...

Page 22: ...30 minutes 5 POWER CONSUMPTION Power Consumption Measurement Method 1 Aging time minimum 30 minutes during offline 2 Signal Color Bar 3 Audio frequency 400Hz 4 AV Mode Dynamic 5 Picture Setting Backlight Brightness Contrast MAX Active Contrast OFF 6 ECO Setting OFF 7 Audio Output 400Hz 1 8 of Maximum Audio Output 5W 5W VOL 24 8 AC Input 99VAC 264VAC 50Hz Power Consumption Specification TYPE LIMIT ...

Page 23: ...B N M M Setting 10000 0001 0101 10 B G ENGLISH ITEM CONDITION PROCEDURE Factory setting AC power off to exit the factory setting 1 Setting is done with test remote control 2 Press the Factory Setting key on the remote control continuously 3 When Green background appears on screen and K mark disappears setting is completed The followings are initialised to factory setting 1 User setting 2 Channel d...

Page 24: ... setup screen Turn off PUBLIC MODE in the adjustment process mode m This way alone is not for quitting the setup screen but for quitting the mode by itself Turn off the power with the POWER key Select EXECUTE xxx PUBLIC MODE stays on in the adjustment process mode xxx The settings will be back to the factory ones 3 Public Mode Setting Values With the factory settings made the public mode settings ...

Page 25: ...et When ƐĞůĞĐƟŶŐ to Η y ͺ Η ĨƵŶĐƟŽŶ related standby factors see below doesn t work and not ƐĞůĞĐƟŶŐ OFF TIMER Sleep No ŽƉĞƌĂƟŽŶ OFF No signal OFF including the power management These items does not exist according to the model If the power is pressed in the ordinary more in ƐĞƫŶŐ to FIXED_ALL and FIXED_BODYKEY the ĐĂƵƟŽŶ is displayed for 5 seconds When power ďƵƩŽŶ on the main unit is pressed When ...

Page 26: ...0 ŝƌƌĞƐƉĞĐƟǀĞ of the limit In line output ƐŽƵŶĚ volume variable the ƐŽƵŶĚ volume can be ĂĚũƵƐƚĞĚ from 100 to 0 ŝƌƌĞƐƉĞĐƟǀĞ of pre ĂĚũƵƐƚĞĚ value When the ƐŽƵŶĚ volume is set ŚŝŐŚĞƌ than the MAX ƐĞƫŶŐ by the ĂĚũƵƐƟŶŐ process or ŚĞĂĚƉŚŽŶĞ the ƐŽƵŶĚ volume control ŽƉĞƌĂƟŽŶ is ƉƌŽŚŝďŝƚĞĚ for turn up ĂŶĚ the ƐŽƵŶĚ volume ƐŚŽƵůĚ be ƚƵƌŶĞĚ ĚŽǁŶ to MAX in this state KƉƟŽŶ VARIABLE FIXED AC CTRL or AC RC C...

Page 27: ...ƚ key s POSITION ŬĞLJ KW Z ŬĞLJ ĞƚĐͿ ŽŶůLJ the ƐĞůĞĐƚĞĚ ƐƚĂƚĞ ŝƐ ĚŝƐƉůĂLJĞĚ ŶŽ ƐĞƫŶŐ ŝƐ ĐŚĂŶŐĞĚ The ƐĞƫŶŐ ĨŽƌ the WƵďůŝĐ ŵŽĚĞ ĂƌĞ ƌĞƚĂŝŶĞĚ ĂŌĞƌ the ƉĞƌƐŽŶĂů ĚĂƚĂ ŝƐ ŝŶŝƟĂůŝnjĞĚ ĞĂĐŚ ŝƚĞŵ ĨŽƌ the AV ƉŽƐŝƟŽŶ ŝdžĞĚ AV ƉŽƐŝƟŽŶ ŝƐ ĮdžĞĚ The ŝŵĂŐĞ ƐŽƵŶĚ ĂĚũƵƐƚŵĞŶƚ ŝƚĞŵƐ ŝŶ the ŵĞŶƵ ĂƌĞ ĮdžĞĚ ŝŶ the ƐĞůĞĐƚĞĚ ƐƚĂƚĞ tŚĞŶ ƌĞĐĞŝǀŝŶŐ AV POSITION ΗŽĨ the ƌĞŵŽƚĞ ĐŽŶƚƌŽů ŽŶůLJ the ĂĐƚƵĂů ĂƚĂƚĞ ŝƐ ĚŝƐƉůĂLJĞĚ ĂŶĚ ƐĞƫŶŐ ŝƐ Ŷ...

Page 28: ...ŚŝŶŐ ĂŶĚ CHŸź ŬĞLJƐͿŽĨ the ƵŶŝƚ ĨŽƌ ŵĞŶƵ ŽƉĞƌĂƟŽŶ ƌĞŵĂŝŶ ǀĂůŝĚ džĐĞƉƟŽŶ EŽŶĞ Ŷ the ĨŽůůŽǁŝŶŐ ĐĂƐĞ ƐĞƫŶŐ is ĐĂŶĐĞůůĞĚ ĂŶĚ ŵŽĚĞ is ĐŚĂŶŐĞĚ ƚŽ ΗsĂƌŝĂďůĞΗ ZĞŵĂƌŬƐ M tŚĞŶ the ƐĞƫŶŐ ŽĨ Η ŶƉƵƚ ŵŽĚĞ ƐƚĂƌƚΗŝƐ set ƚŽ Η ƚĂŶĚĂƌĚ EŽƌŵĂůͿΗ 13 232C POWON ĞůĞĐƟŽŶ Η ŶĂďůĞΗ ĂŶĚ Η ŝƐĂďůĞΗ ĞĨĂƵůƚ ŝƐĂďůĞ džƉůĂŶĂƟŽŶ The ŝƚĞŵ ĚĞĐŝĚĞ ǁŚĞƚŚĞƌ WŽǁĞƌ ON ďLJ the 232C ĐŽŵŵĂŶĚ is ĞŶĂďůĞĚ ĚŝƐĂďůĞĚ ŝŶ the ƐƚĂŶĚďLJ ƐƚĂƚĞ E POWR0001 is...

Page 29: ...ĞƌĂƟŽŶ of the Public mode is impossible unless this item is set to ON ĞůĞĐƟŽŶ f f O t l u a f e D džƉůĂŶĂƟŽŶ The item decide whether Public mode ƐĞƫŶŐ manu are enabled or disabled The same item as PUBLIC MODE in the adjustment process menu OFF Public mode is not ĂĐƟǀĞ On Public mode not ĂĐƟǀĞ Η ŝdžĞĚΗ ΗKŶ ds Z Η ΗKŶ ds RCD loop enabled ΗKī and On loop enabled džĐĞƉƟŽŶ None Limit in ƐĞƫŶg None Limit i...

Page 30: ...t NO Reconnect the wire harnesses and other cables properly in the set YES Is there the PS ONand PNL POW signal input at pins 1 of P9601 32 9 1 of P9601 40 NO Check the PS ON signal line PNL POW signal line YES Are the DC DC converter outputs and the output voltages along the control lines as specified NO Check the DC DC converters and the control lines Replace defective parts as required 1 BU 1 5V...

Page 31: ...n NO YES Is there the video signal input at pin 6 of IC3301 NO Check the line between pin 2 of J502 and pin 6 of IC3301 YES NO Check IC3301 and its peripheral circuits to SC3802 32 SC3801 40 YES Check LVDS cable LCD controller incl panel and their periph eral circuits Are there the signal outputs pin 137 146 Pin 149 154 Pin 78 95 of IC3301 to SC3801 32 SC3802 40 Check IC3301 and its peripheral cir...

Page 32: ...u p t u o l a n g i s e h t e r e h t e r A YES Check LVDS cable LCD controller incl panel and their periph eral circuits to IC3301 With HDMI1 HDMI2 signal input No external input video onscreen HDMI1 HDMI2 Is HDMI 1 HDMI2 selected on the menu screen Select HDMI1 HDMI2 select menu screen to pick up the right signal input Select HDMI1 HDMI2 select menu screen to pick up the right signal input Pins ...

Page 33: ...h C O N 1 2 3 4 of IC1702 n i p t a t u p t n i l a n g i s o i d u a e r e h t s I peripheral circuits YES Is the L ch audio signal output at pin 8 13 NO Check IC1702 and its peripheral circuits of IC1702 normal YES Are the audio signal L ch and R ch output at 3 4 and 1 2 of P1701 normal NO Check circuit between IC1702 P1701 YES Check speakers and their peripheral circuits of IC1702 normal Is the...

Page 34: ...C3301 and its peripheral circuits YES O N 2 0 7 1 C I f o 5 6 7 8 n i p t a t u p n i l a n g i s e r e h t s I Check connection between IC3301 and IC1702 and its periph eral circuits YES Is the L ch audio signal output at pin 8 13 of IC1702 normal NO Check IC1702 and its peripheral circuits Is the R ch audio signal output at pin 19 23 of IC1702 normal YES Are the audio signal L ch and R ch output...

Page 35: ...eck IC1702 and its peripheral circuits of IC YES Are the audio signal L ch and R ch output at 3 4 and 1 2 of P1701 normal NO Check circuit between IC1702 P1701 YES Check speakers and their peripheral circuits of IC1702 normal Is the R ch audio signal output at pin 19 23 No HDMI sound heard HDMI1 HDMI2 HDMI1 HDMI 2 is digital audio Refer to HDMI1 HDMI2 is no external input video screen HDMI HDMI1 H...

Page 36: ...VDS 8bit LVDS 8bit clk A 2 data B 8 clk B 2 data A 8 IR IN J502 Audio IN J502 CVBS I2S_SD CEC IN HDMI IN1 HDM0 DDC0 SC1501 HDMI 1 ARC data 4 clk 2 I2C HDMI HPD0_IN D5V Sharp TUNER RTUDAA116WJQZQ I2C IF IF Built in Demodulator 32 Powerunit 40 PowerUnit LED Driver OFL ERROR 12V SP_ STBY SC3801 51 pin XIN XOUT X3301 XTAL 27 0MHz I2S_SCLK I2S_LRCLK LED_R LED G REMOT Key POW_IN J501 1500mA USB IN SC150...

Page 37: ...LC 32LE280X LC 40LE280X 6 1 CHAPTER 6 PRINTED WIRING BOARD ASSEMBLIES 1 MAIN UNIT A C B D E F G H 2 10 9 8 7 6 5 4 3 1 MAIN UNIT SIDE A MAIN UNIT SIDE B ...

Page 38: ...LC 32LE280X LC 40LE280X 6 2 A C B D E F G H 2 10 9 8 7 6 5 4 3 1 MAIN UNIT SIDE A MAIN UNIT SIDE B ...

Page 39: ...9 7 1 4 5 8 IC3302 T H 3 3 0 1 1 51 SC3801 30 1 SC3802 1 4 3 2 SC501 1 19 SC1501 1 19 S C 1 5 0 2 3 1 6 4 S 1 0 1 S 1 0 2 3 1 6 4 S 1 0 3 L1701 L1702 L1703 L1704 L9601 L9602 L9603 X 3 3 0 1 1 3 4 6 IC501 1 8 9 16 I C 5 0 2 1 3 4 5 IC503 1 4 5 8 9 12 13 16 I C 5 0 4 Q 3 8 0 4 1 4 P1701 J501 4 2 6 1 3 5 J 5 0 2 J503 13 P 9 6 0 1 1 94V 0 P O W E R 2 11 1 3 4 6 S M T K E Y K G 7 0 6 F M H N D C H K QP...

Page 40: ...LC 32LE280X LC 40LE280X 6 4 2 POWER UNIT LC 32LE280X A C B D E F G H 2 10 9 8 7 6 5 4 3 1 POWER UNIT SYMBOL A ...

Page 41: ...LC 32LE280X LC 40LE280X 6 5 A C B D E F G H 2 10 9 8 7 6 5 4 3 1 POWER UNIT SYMBOL B ...

Page 42: ...LC 32LE280X LC 40LE280X 6 6 A C B D E F G H 2 10 9 8 7 6 5 4 3 1 POWER UNIT CHIP ...

Page 43: ...LC 32LE280X LC 40LE280X 6 7 A C B D E F G H 2 10 9 8 7 6 5 4 3 1 POWER UNIT PATTERN ...

Page 44: ...LC 32LE280X LC 40LE280X 6 8 3 POWER UNIT LC 40LE280X A C B D E F G H 2 10 9 8 7 6 5 4 3 1 POWER UNIT SYMBOL A ...

Page 45: ...LC 32LE280X LC 40LE280X 6 9 A C B D E F G H 2 10 9 8 7 6 5 4 3 1 POWER UNIT SYMBOL B ...

Page 46: ...LC 32LE280X LC 40LE280X 6 10 A C B D E F G H 2 10 9 8 7 6 5 4 3 1 POWER UNIT CHIP ...

Page 47: ...LC 32LE280X LC 40LE280X 6 11 A C B D E F G H 2 10 9 8 7 6 5 4 3 1 POWER UNIT PATTERN ...

Page 48: ...istors are 5 unless otherwise noted K 10 F 1 D 0 5 3 All resistors are 1 16W unless otherwise noted CAPACITOR 1 All capacitors are F unless otherwise noted P pF F 2 All capacitors are 50V unless otherwise noted CAUTION This circuit diagram is original one therefore there may be a slight difference from yours SAFETY NOTES 1 DISCONNECT THE AC PLUG FROM THE AC OUTLET BEFORE REPLACINGPARTS 2 SEMICONDUC...

Page 49: ...04 10uH C1715 10u 16V C1725 0 47u 25V C1716 0 1u 10V BD28620M 1 MCLK 2 SDATA 3 BCLK 4 LRCLK 5 PLIMIT 6 RSTX 7 MUTEX 8 OUTPL 9 BSPPL 10 VDDPL 11 GNDPL 12 BSPNL 13 OUTNL 14 VCC 15 GND 16 REGD 17 REGG 18 BSPPR 19 OUTPR 20 VCCPR 21 GNDPR 22 BSPNR 23 OUTNR 24 ERROR GND C1726 0 47u 25V C1708 0 1u 25V C1717 10u 25V C1704 4 7u 25V C1712 10u 25V C1710 0 1u 25V R1710 10K P1701 NB092WJ SP 1 Rch 2 Rch 3 Lch 4...

Page 50: ...u 25V L1703 10uH R1709 47K C1705 4 7u 25V L1704 10uH C1715 10u 16V C1725 0 47u 25V C1716 0 1u 10V BD28620M 1 MCLK 2 SDATA 3 BCLK 4 LRCLK 5 PLIMIT 6 RSTX 7 MUTEX 8 OUTPL 9 BSPPL 10 VDDPL 11 GNDPL 12 BSPNL 13 OUTNL 14 VCC 15 GND 16 REGD 17 REGG 18 BSPPR 19 OUTPR 20 VCCPR 21 GNDPR 22 BSPNR 23 OUTNR 24 ERROR GND C1726 0 47u 25V C1708 0 1u 25V C1717 10u 25V C1704 4 7u 25V C1712 10u 25V C1710 0 1u 25V R...

Page 51: ...XA265WJQZ Green D152 PXA264WJQZ RED P151 NB150WJ TO MAIN RA 1 D 3 3V 2 GND 3 R C 4 LED_G 5 LED_R Q152 LTC014EEB LED CONT Q153 LTC014EEB LED CONT RMC151 UA088WJ 1 2 3 R158 330 R159 5 6K MP 2016 04 26 RC LED UNIT 32LE280X 40LE280X R C LED LC 32 40LE280X 280X WH ...

Page 52: ...after sales service only The contents are subject to change without notice VER 1 LC 32LE280X LC 32LE280X WH LC 40LE280X LC 40LE280X WH PartsGuide 1 PRINTED WIRING BOARD ASSEMBLIES 2 LCD PANEL 3 MAIN UNIT DUNTKG706FM01 02 4 POWER UNIT DUNTKG709FM02 LC 32LE280X WH 5 POWER UNIT DUNTKG710FM02 LC 40LE280X WH 6 LED IR UNIT DUNTKG677FM01 7 CABINET MECHANICAL PARTS LC 32LE280X WH 8 CABINET MECHANICAL PART...

Page 53: ...C 1506 RC KZB146WJQZY AA CHIP CAPACITOR C 1701 VCKYCD1EB102KY AA CHIP CAPACITOR C 1702 RC KZA980WJQZY AB CHIP CAPACITOR C 1703 VCKYCD1EB102KY AA CHIP CAPACITOR C 1704 RC KZA213WJZZY AC CHIP CAPACITOR C 1705 RC KZA213WJZZY AC CHIP CAPACITOR C 1706 RC KZA691WJZZY AB CHIP CAPACITOR C 1707 RC KZA691WJZZY AB CHIP CAPACITOR C 1708 RC KZA620WJZZY AA CHIP CAPACITOR C 1709 RC KZA980WJQZY AB CHIP CAPACITOR ...

Page 54: ...ZZY AB CHIP CAPACITOR C 9621 VCCCCZ1HH330JY AB CHIP CAPACITOR C 9622 VCKYCZ1HB222KY AB CHIP CAPACITOR C 9623 RC KZA621WJQZY AA CHIP CAPACITOR C 9624 RC KZA620WJZZY AA CHIP CAPACITOR C 9626 RC KZA237WJZZY AB CHIP CAPACITOR C 9627 RC KZA237WJZZY AB CHIP CAPACITOR C 9628 RC KZA980WJQZY AB CHIP CAPACITOR C 9629 RC KZA237WJZZY AB CHIP CAPACITOR C 9630 RC KZA237WJZZY AB CHIP CAPACITOR C 9631 RC KZA620WJ...

Page 55: ...8620M 1Y AK IC IC 3101 VHIW25Q28FV 1Y AR DDR IC IC 3301 RH IXD927WJQZQ MAIN CHIP IC 3302 VHITC7WB66C 1Y AC IC IC 9601 VHI3479A15P 1Y IC IC 9602 VHI3479A33P 1Y IC IC 9603 VHIBD9321EF 1Y AD IC IC 9604 VHI3479A33P 1Y IC IC 9605 VHIBD9321EF 1Y AD IC IC 9606 VHIBD9321EF 1Y AD IC J 0501 QSOCZA370WJQZY AD USB CONNECTOR J 0502 QJAKGA181WJQZQ RCA JACK J 0503 QJAKJA054WJQZY AD HEADPHONE JACK L 0501 RCILFA15...

Page 56: ...07 VRS CZ1JF000JY AA CHIP RESISTOR R 1508 VRS CZ1JF000JY AA CHIP RESISTOR R 1509 VRS CZ1JF473JY AA CHIP RESISTOR R 1510 VRS CZ1JF000JY AA CHIP RESISTOR R 1515 VRS CZ1JF273JY AA CHIP RESISTOR R 1517 VRS CZ1JF473JY AA CHIP RESISTOR R 1518 VRS CZ1JF473JY AA CHIP RESISTOR R 1519 VRS CZ1JF304JY AB CHIP RESISTOR R 1520 VRS CZ1JF473JY AA CHIP RESISTOR R 1521 VRS CZ1JF473JY AA CHIP RESISTOR R 1523 VRS CZ1...

Page 57: ... 32 R 3846 VRS CZ1JF000JY AA CHIP RESISTOR 32 R 3847 VRS CZ1JF000JY AA CHIP RESISTOR 32 R 3848 VRS CZ1JF000JY AA CHIP RESISTOR 32 R 3850 VRS TV1JD000JY AA CHIP RESISTOR 32 R 3851 VRS TV1JD000JY AA CHIP RESISTOR 32 R 9601 VRS TW2HF8R2JY AB CHIP RESISTOR R 9602 VRS TW2HF8R2JY AB CHIP RESISTOR R 9603 VRS CZ1JF104JY AA CHIP RESISTOR R 9604 VRS CZ1JF223FY AA CHIP RESISTOR R 9605 VRS CZ1JF391FY AA CHIP ...

Page 58: ...DIODE D7007 RH DXA251WJQZY AD DIODE D7009 RH DXA251WJQZY AD DIODE D7010 RH DXA251WJQZY AD DIODE D7011 VHDCMF03 1Y AD DIODE D7101 RH DX0229CEZZ AF DIODE D7103 VHDMBR20U20FG AF DIODE D7801 VHDSR5100 1 AF DIODE F7001 QFS HA001WJQZ AG FUSE FB7101 RBLN A600WJQZY CHIP FERRITE BEAD FB7102 RBLN A600WJQZY CHIP FERRITE BEAD FB7801 RBLN A600WJQZY CHIP FERRITE BEAD FB7802 RBLN A600WJQZY CHIP FERRITE BEAD HM70...

Page 59: ...Y1JF683JY AA RESISTOR R7804 VRS CY1JF513JY AA RESISTOR R7805 RR SZA294WJZZY AB RESISTOR R7806 RR SZA294WJZZY AB RESISTOR R7809 VRS CY1JF100FY AB RESISTOR R7810 VRS TV1JD470JY AA RESISTOR R7811 VRS TV1JD224JY AA RESISTOR R7812 VRS CY1JF103JY AA RESISTOR R7813 VRS CY1JF223JY AA RESISTOR R7814 VRS CY1JF104JY AA RESISTOR R7815 VRS CY1JF301JY AA RESISTOR R7816 RR SZA268WJZZY AB RESISTOR R7818 RR SZA297...

Page 60: ...IRED TAPED JA7006 QJUM 0001AJFWY AA JUMPER WIRED TAPED JA7008 QJUM 0001AJFWY AA JUMPER WIRED TAPED JA7009 QJUM 0001AJFWY AA JUMPER WIRED TAPED JA7011 QJUM 0001AJFWY AA JUMPER WIRED TAPED JA7013 QJUM 0001AJFWY AA JUMPER WIRED TAPED JA7016 QJUM 0001AJFWY AA JUMPER WIRED TAPED JA7017 QJUM 0001AJFWY AA JUMPER WIRED TAPED JA7018 QJUM 0001AJFWY AA JUMPER WIRED TAPED JA7019 QJUM 0001AJFWY AA JUMPER WIRED...

Page 61: ...R VA7001 RH VXA263WJLA AD VARISTOR 6 LED IR UNIT DUNTKG677FM01 C 0157 RC KZA237WJZZY AB CAPACITOR D 0152 RH PXA264WJQZY DIODE D 0153 RH PXA265WJQZY DIODE P 0151 QPLGNB150WJZZY AC LED IR SOCKET Q 0152 VSLTC014EEB 1Y AB TRANSISTOR Q 0153 VSLTC014EEB 1Y AB TRANSISTOR R 0151 VRS CZ1JF101JY AA RESISTOR R 0158 VRS CZ1JF331JY AA RESISTOR R 0159 VRS CZ1JF562JY AA RESISTOR RMC0151 RRMCUA088WJZZ AE IR RECEI...

Page 62: ...del Label J 17 TLABMF930WJ41 Model Label B 17 TLABMF931WJ41 Model Label Y N M 17 TLABMF932WJ41 Model Label Z 17 TLABMF934WJ41 Model Label J 17 TLABMF936WJ41 Model Label B 17 TLABMF937WJ41 Model Label Y N M 18 TLABZF155WJ41 MELS Label 18 TLABZF159WJ41 MELS Label 19 TLABZF156WJ41 EE Label J 19 TLABZF160WJ41 EE Label J 19 TLABZF157WJ41 EE Label Y 19 TLABZF161WJ41 EE Label Y 7 CABINET MECHANICAL PARTS...

Page 63: ...WJ41 IR Front Cover 3 2 HDECQB985WJ41 IR Lens 3 3 QPWBNG677WJZZ IR PWB 3 4 GCOVAF252WJ41 IR Back Cover 4 GCOVAF311WJ41 Terminal Cover 5 LHLDWA409WJ41 AC Cord Hood 6 GCOVAF252WJ41 IR Back Cover 7 JBTN B024WJ4A Joy Button 8 LX BZA741WJF8 Screw For Cab B 9 LX EZA037WJF9 Screw For RC Unit 10 PZETKA962WJ41 Insulate Sheet 11 QACCZA328WJPZ AC Cord Y Z J 11 QACCZA330WJPZ2 AC Cord B 11 QACCBA150WJPZ AC Cor...

Page 64: ...r Stand x4 X6 TGAN B383WJN1 Warranty Card Y X6 TGAN B636WJZZ Warranty Card J X6 TGAN B987WJZZ Warranty Card B 10 PACKING PARTS NOT REPLACEMENT ITEM S1 SPAKCJ387WJ41 Packing case LC 32LE280X S1 SPAKCJ388WJ41 Packing case LC 32LE280X WH S1 SPAKCJ385WJ41 Packing case LC 40LE280X S2 SPAKXF013WJ41 Bottom AD LC 32LE280X S2 SPAKXF043WJ41 Bottom AD LC 40LE280X S3 SPAKXF012WJ41 Top AD LC 32LE280X S3 SPAKXF...

Page 65: ...LC 32LE280X LC 40LE280X 14 11 EXPLODED VIEW NO PARTS CODE PRICE RANK NEW MARK PART RANK 11 EXPLODED VIEW ...

Page 66: ...LC 32LE280X LC 40LE280X 15 ...

Page 67: ...t of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher COPYRIGHT XXXX BYSHARP CORPORATION ALL RIGHTS RESERVED COPYRIGHT 2016 BY SHARP CORPORATION SHARP MANUFACTURING CORPORATION M SDN BHD PQA DEPARTMENT Batu Pahat Johor Malaysia RQ278 ...

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