LG 47LC7DF Service Manual Download

Page: 54 / 62

- 54 -

R170

0RJ0000C678

"Resistor,Chip" MCR01MZPJ000 0OHM 5% 1/

R170

0RJ0222C678

"Resistor,Chip" MCR01MZPJ220 22OHM 5% 1

R171

0RJ0000C678

"Resistor,Chip" MCR01MZPJ000 0OHM 5% 1/

R175

0RJ0000C678

"Resistor,Chip" MCR01MZPJ000 0OHM 5% 1/

R176

0RJ0000C678

"Resistor,Chip" MCR01MZPJ000 0OHM 5% 1/

R177

0RJ0000C678

"Resistor,Chip" MCR01MZPJ000 0OHM 5% 1/

R178

0RJ0000C678

"Resistor,Chip" MCR01MZPJ000 0OHM 5% 1/

R179

0RJ0332C678

"Resistor,Chip" MCR01MZPJ330 33OHM 5% 1

R180

0RJ0332C678

"Resistor,Chip" MCR01MZPJ330 33OHM 5% 1

R181

0RJ0332C678

"Resistor,Chip" MCR01MZPJ330 33OHM 5% 1

R182

0RJ0332C678

"Resistor,Chip" MCR01MZPJ330 33OHM 5% 1

R190

0RJ1002C678

"Resistor,Chip" MCR01MZPJ103 10KOHM 5%

R192

0RJ3001C678

"Resistor,Chip" MCR01MZPJ302 3KOHM 5% 1

R193

0RJ1002C678

"Resistor,Chip" MCR01MZPJ103 10KOHM 5%

R194

0RJ1002C678

"Resistor,Chip" MCR01MZPJ103 10KOHM 5%

R195

0RJ1002C678

"Resistor,Chip" MCR01MZPJ103 10KOHM 5%

R196

0RJ1002C678

"Resistor,Chip" MCR01MZPJ103 10KOHM 5%

R197

0RJ1002C678

"Resistor,Chip" MCR01MZPJ103 10KOHM 5%

R198

0RJ1002C678

"Resistor,Chip" MCR01MZPJ103 10KOHM 5%

R200

0RJ1001E478

"Resistor,Chip" MCR01MZPF102 1KOHM 1% 1

R201

0RJ1001E478

"Resistor,Chip" MCR01MZPF102 1KOHM 1% 1

R202

0RJ0182C478

"Resistor,Chip" MCR01MZPF180 18OHM 1% 1

R203

0RJ0182C478

"Resistor,Chip" MCR01MZPF180 18OHM 1% 1

R204

0RJ0182C478

"Resistor,Chip" MCR01MZPF180 18OHM 1% 1

R205

0RJ0182C478

"Resistor,Chip" MCR01MZPF180 18OHM 1% 1

R215

0RJ1500C678

"Resistor,Chip" MCR01MZPJ151 150OHM 5%

R216

0RJ1500C678

"Resistor,Chip" MCR01MZPJ151 150OHM 5%

R216

0RJ1500C678

"Resistor,Chip" MCR01MZPJ151 150OHM 5%

R217

0RJ0182C478

"Resistor,Chip" MCR01MZPF180 18OHM 1% 1

R218

0RJ0182C478

"Resistor,Chip" MCR01MZPF180 18OHM 1% 1

R219

0RJ0182C478

"Resistor,Chip" MCR01MZPF180 18OHM 1% 1

R220

0RJ0182C478

"Resistor,Chip" MCR01MZPF180 18OHM 1% 1

R228

0RJ0222C678

"Resistor,Chip" MCR01MZPJ220 22OHM 5% 1

R229

0RJ1002C678

"Resistor,Chip" MCR01MZPJ103 10KOHM 5%

R230

0RJ0222C678

"Resistor,Chip" MCR01MZPJ220 22OHM 5% 1

R232

0RJ4701C678

"Resistor,Chip" MCR01MZPJ472 4.7KOHM 5%

R235

0RJ0182C478

"Resistor,Chip" MCR01MZPF180 18OHM 1% 1

R236

0RJ0182C478

"Resistor,Chip" MCR01MZPF180 18OHM 1% 1

R237

0RJ0182C478

"Resistor,Chip" MCR01MZPF180 18OHM 1% 1

R238

0RJ0182C478

"Resistor,Chip" MCR01MZPF180 18OHM 1% 1

R239

0RJ4701C678

"Resistor,Chip" MCR01MZPJ472 4.7KOHM 5%

R240

0RJ0000C678

"Resistor,Chip" MCR01MZPJ000 0OHM 5% 1/

R245

0RJ0182C478

"Resistor,Chip" MCR01MZPF180 18OHM 1% 1

R246

0RJ0182C478

"Resistor,Chip" MCR01MZPF180 18OHM 1% 1

R247

0RJ0182C478

"Resistor,Chip" MCR01MZPF180 18OHM 1% 1

R248

0RJ0182C478

"Resistor,Chip" MCR01MZPF180 18OHM 1% 1

R249

0RJ4701C678

"Resistor,Chip" MCR01MZPJ472 4.7KOHM 5%

R250

0RJ4701C678

"Resistor,Chip" MCR01MZPJ472 4.7KOHM 5%

R251

0RJ4701C678

"Resistor,Chip" MCR01MZPJ472 4.7KOHM 5%

R256

0RJ0222C678

"Resistor,Chip" MCR01MZPJ220 22OHM 5% 1

R257

0RJ0222C678

"Resistor,Chip" MCR01MZPJ220 22OHM 5% 1

R300

0RJ3300C678

"Resistor,Chip" MCR01MZPJ331 330OHM 5%

R3000

0RJ1000C678

"Resistor,Chip" MCR01MZPJ101 100OHM 5%

R3001

0RJ0000C678

"Resistor,Chip" MCR01MZPJ000 0OHM 5% 1/

R3002

0RJ0000C678

"Resistor,Chip" MCR01MZPJ000 0OHM 5% 1/

R3003

0RJ0000C678

"Resistor,Chip" MCR01MZPJ000 0OHM 5% 1/

R301

0RJ1502C478

"Resistor,Chip" MCR01MZPF153 15KOHM 1%

R3014

0RJ1000C678

"Resistor,Chip" MCR01MZPJ101 100OHM 5%

R3017

0RJ4701C678

"Resistor,Chip" MCR01MZPJ472 4.7KOHM 5%

R302

0RJ4302D677

"Resistor,Chip" MCR03EZPJ433 43KOHM 5%

R3022

0RJ1000C678

"Resistor,Chip" MCR01MZPJ101 100OHM 5%

R3023

0RJ4701C678

"Resistor,Chip" MCR01MZPJ472 4.7KOHM 5%

R3027

0RJ6802C678

"Resistor,Chip" MCR01MZPJ683 68KOHM 5%

R3028

0RJ1000C678

"Resistor,Chip" MCR01MZPJ101 100OHM 5%

R303

0RJ3300C678

"Resistor,Chip" MCR01MZPJ331 330OHM 5%

R3033

0RJ1000C678

"Resistor,Chip" MCR01MZPJ101 100OHM 5%

R3034

0RJ1000C678

"Resistor,Chip" MCR01MZPJ101 100OHM 5%

R3035

0RJ1001C678

"Resistor,Chip" MCR01MZPJ102 1KOHM 5% 1

R3035

0RJ4701C678

"Resistor,Chip" MCR01MZPJ472 4.7KOHM 5%

R304

0RJ1502C478

"Resistor,Chip" MCR01MZPF153 15KOHM 1%

R3041

0RJ1001C678

"Resistor,Chip" MCR01MZPJ102 1KOHM 5% 1

R3041

0RJ4701C678

"Resistor,Chip" MCR01MZPJ472 4.7KOHM 5%

R3042

0RJ3302C678

"Resistor,Chip" MCR01MZPJ333 33KOHM 5%

R3043

0RJ1001C678

"Resistor,Chip" MCR01MZPJ102 1KOHM 5% 1

R3043

0RJ3300C678

"Resistor,Chip" MCR01MZPJ331 330OHM 5%

R3045

0RJ1000C678

"Resistor,Chip" MCR01MZPJ101 100OHM 5%

R3048

0RJ4701C678

"Resistor,Chip" MCR01MZPJ472 4.7KOHM 5%

R3049

0RJ4701C678

"Resistor,Chip" MCR01MZPJ472 4.7KOHM 5%

R305

0RJ6801C678

"Resistor,Chip" MCR01MZPJ682 6.8KOHM 5%

R3050

0RJ4701C678

"Resistor,Chip" MCR01MZPJ472 4.7KOHM 5%

R3051

0RJ4701C678

"Resistor,Chip" MCR01MZPJ472 4.7KOHM 5%

R306

0RJ4701C678

"Resistor,Chip" MCR01MZPJ472 4.7KOHM 5%

R3061

0RJ4701C678

"Resistor,Chip" MCR01MZPJ472 4.7KOHM 5%

R3062

0RJ4701C678

"Resistor,Chip" MCR01MZPJ472 4.7KOHM 5%

R3067

0RJ1002C678

"Resistor,Chip" MCR01MZPJ103 10KOHM 5%

R307

0RJ2001E472

"Resistor,Chip" MCR10EZHF202 2KOHM 1% 1

R3070

0RJ4701C678

"Resistor,Chip" MCR01MZPJ472 4.7KOHM 5%

R3071

0RJ4701C678

"Resistor,Chip" MCR01MZPJ472 4.7KOHM 5%

R3072

0RJ4701C678

"Resistor,Chip" MCR01MZPJ472 4.7KOHM 5%

R3073

0RJ4701C678

"Resistor,Chip" MCR01MZPJ472 4.7KOHM 5%

R308

0RJ2702C478

"Resistor,Chip" MCR01MZPF273 27KOHM 1%

R309

0RJ4703C678

"Resistor,Chip" MCR01MZPJ474 470KOHM 5%

R310

0RJ1000C678

"Resistor,Chip" MCR01MZPJ101 100OHM 5%

R312

0RJ0511D677

"Resistor,Chip" MCR03EZPJ5R1 5.1OHM 5%

R313

0RJ4701C678

"Resistor,Chip" MCR01MZPJ472 4.7KOHM 5%

R315

0RJ0000C678

"Resistor,Chip" MCR01MZPJ000 0OHM 5% 1/

R316

0RJ0000C678

"Resistor,Chip" MCR01MZPJ000 0OHM 5% 1/

R319

0RJ0101C678

"Resistor,Chip" MCR01MZPJ1R0 1OHM 5% 1/

R320

0RJ1001E478

"Resistor,Chip" MCR01MZPF102 1KOHM 1% 1

R321

0RJ2002C478

"Resistor,Chip" MCR01MZPF203 20KOHM 1%

R322

0RJ1502C478

"Resistor,Chip" MCR01MZPF153 15KOHM 1%

R323

0RJ1201C678

"Resistor,Chip" MCR01MZPJ122 1.2KOHM 5%

R324

0RJ0000C678

"Resistor,Chip" MCR01MZPJ000 0OHM 5% 1/

R326

0RJ1002C678

"Resistor,Chip" MCR01MZPJ103 10KOHM 5%

R328

0RJ1000C678

"Resistor,Chip" MCR01MZPJ101 100OHM 5%

R330

0RJ1000C678

"Resistor,Chip" MCR01MZPJ101 100OHM 5%

R331

0RJ1000C678

"Resistor,Chip" MCR01MZPJ101 100OHM 5%

R343

0RJ0000C678

"Resistor,Chip" MCR01MZPJ000 0OHM 5% 1/

R344

0RJ0000C678

"Resistor,Chip" MCR01MZPJ000 0OHM 5% 1/

R345

0RJ2200C678

"Resistor,Chip" MCR01MZPJ221 220OHM 5%

LOC. NO.

PART NO.

DESCRIPTION / SPECIFICATION

LOC. NO.

PART NO.

DESCRIPTION / SPECIFICATION

Summary of Contents for 47LC7DF

Page 1: ...LCD TV SERVICE MANUAL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS LA73A MODEL 47LC7DF 47LC7DF UB ...

Page 2: ... 2 CONTENTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 12 TROUBLE SHOOTING BLOCK DIAGRAM 17 EXPLODED VIEW 43 REPLACEMENT PARTS LIST 45 SVC SHEET ...

Page 3: ...Current Cold Check Antenna Cold Check With the instrument AC plug removed from AC source connect an electrical jumper across the two AC plug prongs Place the AC switch in the on position connect one lead of ohm meter to the AC plug prongs tied together and touch other ohm meter lead in turn to each exposed metallic parts such as antenna terminals phone jacks etc If the exposed metallic part has a ...

Page 4: ...vely obtain and wear a commercially available discharging wrist strap device which should be removed to prevent potential shock reasons prior to applying power to the unit under test 2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent electrostatic charge buildup or exposure of the assembly 3 Use only a ground...

Page 5: ...not shiny reheat them and if necessary apply additional solder Fuse and Conventional Resistor Removal Replacement 1 Clip each fuse or resistor lead at top of the circuit board hollow stake 2 Securely crimp the leads of replacement component around notch at stake top 3 Solder the connections CAUTION Maintain original spacing between the replaced component and adjacent components and the circuit boa...

Page 6: ...emp 20 60 deg 2 Humidity 85 1 Application Range This spec sheet is applied to the 47 LCD TV used LA73A chassis 2 Especificación Each part is tested as below without special appointment 2 1 Temperature 25 5 C 77 9 F CST 40 5 C 2 2 Relative Humidity 65 10 2 3 Power Voltage Standard input voltage 100 240V 50 60Hz Standard Voltage of each products is marked by models 2 4 Specification and performance ...

Page 7: ... Color coordinate uniformity N A 6 Contrast ratio 600 1 800 1 7 Color Temperature Cool 11 000 Test Signal Medium 9 300 HDMI input With 16 gray pattern Warm 6 500 6th bar from right 8 Color Distortion DG 10 0 9 Color Distortion DP 10 0 deg 10 Color S N AM FM 43 0 dB 11 Color Killer Sensitivity 80 dBm 6 Mechanical specification No Item Content Unit Remark 1 Product Widt W Length D Height H mm Dimens...

Page 8: ...age Brightness measure specification 1 Impress 100 255Gray Level full white pattern at the same peak brightness measurement 2 Measure average brightness in 9 points Contrast ratio measure specification 1 Test display signal 30x30 dots White Window signal all Black Raster signal 2 Dark room measure condition Using touch type Color analyzer CA 100 Dark room in the non outside light 3 Bright room mea...

Page 9: ...eq Hz Pixel clock MHz Remark PC DDC 1 640 350 31 468 70 09 25 17 EGA X 2 720 400 31 469 70 08 28 32 DOS O 3 640 480 31 469 59 94 25 17 VESA VGA O 4 640 480 37 861 72 80 31 50 VESA VGA O 5 640 480 37 500 75 00 31 50 VESA VGA O 6 800 600 35 156 56 25 36 00 VESA SVGA O 7 800 600 37 879 60 31 40 00 VESA SVGA O 8 800 600 48 077 72 18 50 00 VESA SVGA O 9 800 600 46 875 75 00 49 50 VESA SVGA O 10 1024 76...

Page 10: ...VESA UXGA _ 18 1920 1080 67 5 60 148 5 HDTV 1080P _ DTV 1 720 480 31 47 60 SDTV 480P 2 720 480 31 47 59 94 SDTV 480P 3 1280 720 45 00 60 00 HDTV 720P 4 1280 720 44 96 59 94 HDTV 720P 5 1920 1080 33 75 60 00 HDTV 1080I 6 1920 1080 33 72 59 94 HDTV 1080I 7 1920 1080 67 500 60 HDTV 1080P 8 1920 1080 67 432 59 939 HDTV 1080P 9 1920 1080 27 000 24 000 HDTV 1080P 10 1920 1080 26 97 23 94 HDTV 1080P 11 1...

Page 11: ...nent Disable 6 Audio Audio Language Off EZ Sound Normal Balance 0 Bass 50 Front Surround Off TV Speaker On 7 Timer Auto clock Off Manual Clock Off Off Timer Off On Timer Off Sleep Timer Off Auto Off Off 8 Option Aspect Ratio 16 9 Caption Text Off Caption Option Set By Program Language English Simplink On 9 Lock Lock System Off Set password On Default 0000 Block channel None Movie Rating Off TV Rat...

Page 12: ...the set without separate signal generator Caution When you keep the still screen on for more than 20 minutes Especially for internal Digital pattern 13 CH Cross Hatch Pattern 09CH with higher black white contrast be careful not to create residual image on the black level part 3 Board adjustment Adjust 480i Comp1 Adjust 1080p Comp1 RGB Adjust RF and Video 4 Adjustment method using RS 232C Adjust th...

Page 13: ... Mode as shown in the above picture and automatic adjustment for Video Mode is done When the automatic adjustment is completed a message saying Video Configuration Success is displayed If the adjustment has failed a message saying Video Configuration Error is displayed O Check RS 232C operation Press the Instart of adjustment R C to enter the 7 Baud Rate menu and set the Baud Rate to 115200 to che...

Page 14: ...0P Comp1 RGB and press the Enter KEY to make the automatic adjustment for component 1 first I When the adjustment is normally completed a message saying ADC Component1 Success is displayed and when the adjustment is not normally completed a message saying ADC Component1 1080P Fail is displayed J After the Component1 adjustment is completed it is automatically switch to RGB DTV Mode to start RGB ad...

Page 15: ... 15 6 3 EDID Data for LA73A ...

Page 16: ...t RS 232C Command and Chassis are commonly applied 7 3 1 White Balance adjustment For automatic adjustment Execute Power Only Key of the adjustment R C to execute automatic adjustment Set the Baud Rate to 115200 Always start adjustment with wb 00 00 and end adjustment with wb 00 ff Adjust the offset if necessary 7 4 White Balance adjustment For manual adjustment O Using device CA 210 When adjustin...

Page 17: ...Audio Video TP AV2 L R MNT Out L R COMP1 L R COMP2 L R RGB L R TP_IN1 AV1 AV2 AV1 Y C1 AV2 Y C2 Flash NOR 32MB Flash NOR 32MB Latch x 2 Latch x 2 24C512 24C512 Cable AT NT VSB LGDT3303 VSB LGDT3303 63LVD1023 63LVD1023 1080P LVDS Con 1080P LVDS Con Dual AV1 L R GPIO I2S ATI X260 of MPEG decoder COMP2 RGB CS8416 CS8416 HDMI SPDIF I2S I2S MST3361 1HDMI 1ADC MST3361 1HDMI 1ADC RGB HDMI1 2 3 SPDIF SPDI...

Page 18: ...om MTV416 0x50 I2C_CH1 3 3V_L 5V_L I2C_CH2 3 3V_L 5V_L I2C_CH3 3 3V_L Port Expander M62320 0X74 Audio Switch MSP4450K 0X80 DASP NTP3000 0X54 PDP Module 0x1C VSB QAM LGDT3703 Main 0X1C Live Dead CS8416A 0X20 W 0X21 R EEPROM 24LC512 0xA6 CH1 CH2 CH3 FRC94XYH 0xD4 EEPROM 24LC16 5V 5V 5V 2 5V ...

Page 19: ...727D 74LVT16373 2EA 74LVT16373 2EA S29GL256 S29GL256 THC63LVD1023 THC63LVD1023 3 3V_L HYB18T512 4EA HYB18T512 4EA MK3727D MK3727D 19 0V 19 0V NTP3000 NTP3000 NTP3000 NTP3000 1 8V BA033FP 3 3 BA033FP 3 3 MTV416 MTV416 AZ1086 1 8 AZ1086 1 8 AZ1117H 3 3 AZ1117H 3 3 SC1565 2 5 SC1565 2 5 MST3369 MST3369 9 0V TEA6420 TEA6420 9 0V CS8416 CS8416 KIA78R09 KIA78R09 MK3727D MK3727D MIC2505 MIC2505 3 3VST_MI...

Page 20: ...AV2 L R MNT Out L R COMP1 L R COMP2 L R RGB L R TP_IN1 AV1 AV2 AV1 Y C1 AV2 Y C2 Flash NOR 32MB Flash NOR 32MB Latch x 2 Latch x 2 24C512 24C512 Cable AT NT VSB LGDT3303 VSB LGDT3303 63LVD1023 63LVD1023 1080P LVDS Con 1080P LVDS Con Dual AV1 L R GPIO I2S ATI X260 of MPEG decoder COMP2 RGB CS8416 CS8416 HDMI SPDIF I2S I2S MST3361 1HDMI 1ADC MST3361 1HDMI 1ADC RGB HDMI1 2 3 SPDIF SPDIF Opt FRC94xyH ...

Page 21: ...ck THC63LVD1023 IC601 Check LVDS Cable Check PDP LCD Module Control board 1 2 3 4 5 1 _Check the L729 HIGH _Check Power connector Y N Y Y Y Y Y N N 2 _Check the THC63LVD1023 IC601 input signal Clk 74 25MHz 3 _Check the P600 input signal 47 DISP_EN 33 TXAC 74 25MHz 3 3V GND 32 TXAC 4 _Check the LVDS Cable 5 _Check the PDP Module control board 17 TXBC 16 TXBC 74 25MHz 74 25MHz 74 25MHz ...

Page 22: ...XT 1 2 X260 TP A Comp1 2 RGB CVBS TP C TP B 656 AT NT TUNER LGDT 3303 VSB1 QAM TP MST 3361 HS VS DVI HS VS YCbCr2 YCbCr or RGB FRC9445H RGB CVBS YCbCr1 DVO Y C1 Y C2 Y C1 Y C2 AV1 2 AV1 2 HDMI 1 2 3 TMDS341A ...

Page 23: ... 23 Check Antenna Cable Check Tuner 5V Video out Check X260 inputs M_TU_CVBS C2117 Check CVBS Video Path 1 _Check Tuners Vcc and Video out ...

Page 24: ...XT 1 2 X260 TP A Comp1 2 RGB CVBS TP C TP B 656 AT NT TUNER LGDT 3303 VSB1 QAM TP MST 3361 HS VS DVI HS VS YCbCr2 YCbCr or RGB FRC9445H RGB CVBS YCbCr1 DVO Y C1 Y C2 Y C1 Y C2 AV1 2 AV1 2 HDMI 1 2 3 TMDS341A ...

Page 25: ...k Antenna Cable Check Tuner TU600 5V IF out Check LGDT3303 IC604 inputs power pins Osc 25Mhz IF pin Check LGDT3303 Outputs 3 _ Check X260 Input CLK SOP Valid Error Data Check X260 INPUT CLK SOP Valid Error Data ...

Page 26: ...XT 1 2 X260 TP A Comp1 2 RGB CVBS TP C TP B 656 AT NT TUNER LGDT 3303 VSB1 QAM TP MST 3367 HS VS DVI HS VS YCbCr2 YCbCr or RGB FRC9445H RGB CVBS YCbCr1 DVO Y C1 Y C2 Y C1 Y C2 AV1 2 AV1 2 HDMI 1 2 3 TMDS341A ...

Page 27: ...Power Pins Comp1 2 5 11 Comp2 3 6 10 RGB 9 4 7 RGB_V H R400 R401 Check STMAV335 IC403 outputs 14 MUX_OUT_Y 13 MUX_OUT_Pb 8 MUX_OUT_Pr Check MST3361 IC402 OSC Power pins 44 Y_in 41 Cb_in 46 Cr_in 37 H 38 V 1 2 3 Check MST3361 IC402 Outputs V out 99 H out 98 Clock 96 Data 30Bit DE 97 Check X260 IC101 Inputs MST3361_HS T6 MST3361_VS T5 Clock P3 Data 30Bit DE U6 4 5 6 3 Check STMAV335 IC403 outputs Si...

Page 28: ...XT 1 2 X260 TP A Comp1 2 RGB HDMI 1 2 3 CVBS TP C TP B 656 AT NT TUNER LGDT 3303 VSB1 QAM TP MST 3367 HS VS DVI HS VS YCbCr2 YCbCr or RGB FRC9445H RGB CVBS YCbCr1 DVO Y C1 Y C2 Y C1 Y C2 AV1 2 AV1 2 TMDS341A ...

Page 29: ...quency Different according to format Data 5 _Check X260 IC101 Inputs _Signal shape is same above Snow noise White dot Power off and on TV or STB DVD Video is normal No Sound Check HDCP Power Pin IC404 MST3361 IC402 IIC 69 70 Check MST3361 IC402 inputs Power Osc 25 26 RX1C RX1C 14 15 RX0C RX0C Re download EDID IC406 407 408 Check MST3361 IC402 Outputs V out 99 H out 98 Clock 96 Data 1 2 3 4 N Y N Y...

Page 30: ...al Replace Power board Normal Check P702 all input voltage Normal YES Check SI3865 Q1901 Q1902 Q1903 2 3pin 3 3V Normal YES Check SI3865 Q702 5pin 3 3V Normal Check SI3865 Q1901 Q1902 Q1903 5pin 3 3V Normal NO NO NO Check P702 wafers connectors Normal YES Check P701 3 8Pin 5V Normal YES Replace power board NO NO Replace SI3865 Q702 YES Replace SI3865 Q1901 Q1902 Q1903 YES NO YES ...

Page 31: ...1 Q1902 Q1903 2 3pin 3 3V Normal YES Check SI3865 Q702 5pin 3 3V Normal Check SI3865 Q1901 Q1902 Q1903 5pin 3 3V Normal NO NO Replace SI3865 Q702 YES Replace SI3865 Q1901 Q1902 Q1903 YES NO YES Check SI4800 Q315 1 2 3Pin 1 9V Normal Replace SI4800 Q315 Replace SC2621 IC304 YES NO NO Check between FB1714 and C345 1 2V Normal Replace SI4800 Q300 Q301 Replace SC2621 IC304 NO NO NO ...

Page 32: ...DMI 1 2 3 TP C RGB COMP 1 2 SIF SIF IN 1 NTP 3000 SIF IN 2 I2S IN 1 I2S IN 2 I2S OUT 1 SPDIF Ø Ø CS8416 I2S I2S I2S I2S S PDIF SPDIF L R L R L R L R ANT Cable VSB TP MSP4450K MNT OUT I2S I2S I2SI 3 I2SO 1 SC 2 MCLK MCLK SPDIF OUT Optical Coaxial ...

Page 33: ... IC101 Output R153 SCLK R154 LRCLK R155 DATA Check MSP4450K IC508 Input R5059 SCLK R5060 LRCLK R5061 DATA Check MNT Output Jack J704 Monitor L R Out Check MSP4450K IC508 Power 5 Check MSP4450K IC508 X tal Input X tal Input 71 72pin 18 432MHz 6 If ATV AV Component RGB input Check MSP4450K IC508 Input C5016 ATV_SIF R5041 AV1_R R5042 AV1_L R5045 AV2_R R5046 AV2_L R5048 CMP1_R R5049 CMP1_L R5051 CMP2_...

Page 34: ...IF IN 1 NTP 3000 SIF IN 2 I2S IN 1 I2S IN 2 I2S OUT 1 SPDIF Ø Ø CS8416 I2S I2S I2S I2S S PDIF SPDIF ANT Cable VSB TP MSP4450K I2S I2S I2SI 3 I2SO 1 MCLK MCLK SPDIF OUT Optical Coaxial EXT1 2 RGB COMP 1 2 SIF L R L R L R L R MSP4450K MNT OUT I2SI 3 I2SO 1 SC 2 ...

Page 35: ...in 1 2 3 4 5 6 Follow the procedure of COMMON SOUND OUT 7 8 Check Tuner TU600 5V 3 5 9 17 pin SIF 18 pin Check Antenna Cable Check X260 IC101 Intputs R175 SCLK R176 LRCLK R177 DATA Check MSP4450K IC508 Power Check MSP4450K IC508 outputs R5039 SCLK R5040 LRCLK R5043 DATA ...

Page 36: ...DMI 1 2 3 TP C RGB COMP 1 2 SIF SIF IN 1 NTP 3000 SIF IN 2 I2S IN 1 I2S IN 2 I2S OUT 1 SPDIF Ø Ø CS8416 I2S I2S I2S I2S S PDIF SPDIF L R L R L R L R ANT Cable VSB TP MSP4450K MNT OUT I2S I2S I2SI 3 I2SO 1 SC 2 MCLK MCLK SPDIF OUT Optical Coaxial ...

Page 37: ...F_P 7 pin C644 Check LGDT3303 IC604 outputs VSB DATA AR651 AR656 VSB_CLK R658 VSB ERROR VALID SOP AR657 1 2 3 4 5 6 Follow the procedure of COMMON SOUND OUT Check Tuner TU600 5V 3 5 9 17 pin IF_N 15 pin IF_P 14pin Check Antenna Cable Check X260 IC101 ...

Page 38: ...P C RGB COMP 1 2 SIF SIF IN 1 NTP 3000 SIF IN 2 I2S IN 1 I2S IN 2 I2S OUT 1 SPDIF Ø Ø CS8416 I2S I2S I2S I2S S PDIF SPDIF L R L R L R L R ANT Cable VSB TP MSP4450K MNT OUT I2S I2S I2SI 3 I2SO 1 SC 2 MCLK MCLK SPDIF OUT Optical Coaxial HDMI 1 2 3 ...

Page 39: ...UT Check MSP4450K IC508 Inputs R5041 AV1_R 5042 AV1_L R5045 AV2_R R5046 AV2_L R5048 CMP1_R R5049 CMP1_L R5051 CMP2_R 5052 CMP2_L R5055 RGB_R R5058 RGB_L Check AV COMPONENT RGB Cable Check X260 IC101 Inputs R175 SCLK R176 LRCLK R177 DATA Check MSP4450K IC508 X tal Input X tal Input 71 72pin Check MSP4450K IC508 Power 4 ...

Page 40: ...P C RGB COMP 1 2 SIF SIF IN 1 NTP 3000 SIF IN 2 I2S IN 1 I2S IN 2 I2S OUT 1 SPDIF Ø Ø CS8416 I2S I2S I2S I2S S PDIF SPDIF L R L R L R L R ANT Cable VSB TP MSP4450K MNT OUT I2S I2S I2SI 3 I2SO 1 SC 2 MCLK MCLK SPDIF OUT Optical Coaxial HDMI 1 2 3 ...

Page 41: ...MI_SPDIF C5005 1 2 3 4 5 Follow the procedure of COMMON SOUND OUT 6 Check MST3361 IC402 output HDMI_SPDIF R409 Check HDMI Cable Check X260 IC101 Inputs SCLK R175 LRCLK R176 DATA R177 Check CS8416 IC501 outputs DATA 26 SCLK 27 LRCLK 28 ...

Page 42: ...2 N Y Y N N 2 Check Sequence Replace the cable to USB1 1 cable or Replace the device Y N Replace the DC DC Converter IC712 Exception USB power could be disabled by inrushing current In this case remove the device and try to reboot the TV AC power off on X260 USB_ link IC101 DC DC Converter IC712 J A C K Side B D USB1 1_OVRCUR 5V_USB VBUS_5V DP DM Cable USB_PWR_DOWN DEVICE HDD or Memory USB 1 1 cab...

Page 43: ... 43 EXPLODED VIEW 300 200 530 810 813 820 510 120 520 900 860 830 540 550 560 850 840 400 815 816 812 814 817 811 121 120 ...

Page 44: ... SUB T T LA73A 47LC7DF UB AUSLLHX SUB T T LA73A 47LC7DF UB Side AV total 810 MGJ32889304 Plate Metal PRESS SBHG1 1 6 METAL EGI BAR TOP 47LY3 _ NORMAL MODULE_ FOR C SKD 811 MGJ32889604 Plate Metal PRESS SBHG1 1 6 METAL EGI BAR BOTTOM 47LY3 _GENERAL MODULE_ FOR C SKD 812 MGJ32890003 Plate Metal PRESS SBHG1 1 6 METAL EGI BAR RIGHT 47LB4 PEM NUT YES FOR C SKD 813 MGJ32897004 Plate Metal PRESS SBHGI 1 ...

Page 45: ...uF 20 C487 0CE106WFKDC Capacitor AL Chip MVK4 0TP16VC10M 10uF 20 C488 0CE106WFKDC Capacitor AL Chip MVK4 0TP16VC10M 10uF 20 C495 0CE106WFKDC Capacitor AL Chip MVK4 0TP16VC10M 10uF 20 C5000 0CE105WK6DC Capacitor AL Chip MVK4 0TP50VC1M 1uF 20 C5001 0CE105WK6DC Capacitor AL Chip MVK4 0TP50VC1M 1uF 20 C5002 0CE106WFKDC Capacitor AL Chip MVK4 0TP16VC10M 10uF 20 C5012 0CE226WF6DC Capacitor AL Chip MVK5 ...

Page 46: ... 100nF 10 C214 EAE33970001 Capacitor Ceramic Chip CS1005X5R105K6R3NR 1uF C2140 0CK104BF56A Capacitor Ceramic Chip C1005X7R104KET 100nF 10 C2141 0CK104BF56A Capacitor Ceramic Chip C1005X7R104KET 100nF 10 C2142 0CK104BF56A Capacitor Ceramic Chip C1005X7R104KET 100nF 10 C2143 0CK104BF56A Capacitor Ceramic Chip C1005X7R104KET 100nF 10 C2145 0CK105CD56A Capacitor Ceramic Chip C1608X7R1A105KT 1uF 10 C21...

Page 47: ...ip CS1005X5R105K6R3NR 1uF C231 0CK104BF56A Capacitor Ceramic Chip C1005X7R104KET 100nF 10 C232 0CK104BF56A Capacitor Ceramic Chip C1005X7R104KET 100nF 10 C233 0CK104BF56A Capacitor Ceramic Chip C1005X7R104KET 100nF 10 C234 EAE33970001 Capacitor Ceramic Chip CS1005X5R105K6R3NR 1uF C235 EAE33970001 Capacitor Ceramic Chip CS1005X5R105K6R3NR 1uF C236 0CK104BF56A Capacitor Ceramic Chip C1005X7R104KET 1...

Page 48: ...104BF56A Capacitor Ceramic Chip C1005X7R104KET 100nF 10 C428 0CK104BF56A Capacitor Ceramic Chip C1005X7R104KET 100nF 10 C429 0CK104BF56A Capacitor Ceramic Chip C1005X7R104KET 100nF 10 C430 0CK104BF56A Capacitor Ceramic Chip C1005X7R104KET 100nF 10 C431 0CK104BF56A Capacitor Ceramic Chip C1005X7R104KET 100nF 10 C432 0CK104BF56A Capacitor Ceramic Chip C1005X7R104KET 100nF 10 C436 0CK104BF56A Capacit...

Page 49: ... 10 C574 0CK103CK56A Capacitor Ceramic Chip 0603B103K500CT 10nF 10 C575 0CK104CK56A Capacitor Ceramic Chip 0603B104K500CT 100nF 10 C575 0CK474CH94A Capacitor Ceramic Chip 0603F474Z250CT 470nF 2 C576 0CK474CH94A Capacitor Ceramic Chip 0603F474Z250CT 470nF 2 C581 0CK102CK56A Capacitor Ceramic Chip 0603B102K500CT 1nF 10 C582 0CK102CK56A Capacitor Ceramic Chip 0603B102K500CT 1nF 10 C583 0CK102CK56A Ca...

Page 50: ...citor Ceramic Chip C1005C0G1H101JT 100pF 5 C718 0CK101BK4EA Capacitor Ceramic Chip C1005C0G1H101JT 100pF 5 C722 0CK101BK4EA Capacitor Ceramic Chip C1005C0G1H101JT 100pF 5 C723 0CK101BK4EA Capacitor Ceramic Chip C1005C0G1H101JT 100pF 5 C728 0CK471BK56A Capacitor Ceramic Chip C1005X7R1H471KT 470pF 1 C729 0CK471BK56A Capacitor Ceramic Chip C1005X7R1H471KT 470pF 1 C733 0CK471BK56A Capacitor Ceramic Ch...

Page 51: ...L102 6210TCE001G Filter Bead HH 1M3216 501JT 500OHM L200 EAM32500503 Filter Bead BLM18AG221SN1D 220ohm 2 L201 EAM32500503 Filter Bead BLM18AG221SN1D 220ohm 2 L202 EAM32500503 Filter Bead BLM18AG221SN1D 220ohm 2 L203 EAM32500503 Filter Bead BLM18AG221SN1D 220ohm 2 L300 6200J00005N Filter Bead HH 1M2012 121JT H 1mm L301 6200J00005N Filter Bead HH 1M2012 121JT H 1mm L302 EAM32500902 Filter Bead BLM18...

Page 52: ...2 222KJT 2 2UH 1 L709 0LC2220101A Inductor Multilayer Chip FI B2012 222KJT 2 2UH 1 R103 0LC2232101A Inductor Multilayer Chip FI D3216 223KJT 22UH 10 L100 EAP32632801 Inductor Wire Wound Chip 0805CS 391XJLC 390NH L314 EAP32842801 Inductor Wire Wound Chip NR8040T2R0M 2UH 20 L510 EAP32842805 Inductor Wire Wound Chip NR8040T150M 15UH 20 L511 EAP32842805 Inductor Wire Wound Chip NR8040T150M 15UH 20 L51...

Page 53: ...0D622 Resistor Chip MCR10EZHJ911 910OHM 5 R104 0RJ4701C678 Resistor Chip MCR01MZPJ472 4 7KOHM 5 R105 0RH2702D622 Resistor Chip MCR10EZHJ273 27KOHM 5 R106 0RH8201D622 Resistor Chip MCR10EZHJ822 8 2KOHM 5 R107 0RH2701D622 Resistor Chip MCR10EZHJ272 2 7KOHM 5 R108 0RH0000D622 Resistor Chip MCR10EZHJ000 0OHM 5 1 R108 0RH9100D622 Resistor Chip MCR10EZHJ911 910OHM 5 R109 0RH0000D622 Resistor Chip MCR10E...

Page 54: ...R3002 0RJ0000C678 Resistor Chip MCR01MZPJ000 0OHM 5 1 R3003 0RJ0000C678 Resistor Chip MCR01MZPJ000 0OHM 5 1 R301 0RJ1502C478 Resistor Chip MCR01MZPF153 15KOHM 1 R3014 0RJ1000C678 Resistor Chip MCR01MZPJ101 100OHM 5 R3017 0RJ4701C678 Resistor Chip MCR01MZPJ472 4 7KOHM 5 R302 0RJ4302D677 Resistor Chip MCR03EZPJ433 43KOHM 5 R3022 0RJ1000C678 Resistor Chip MCR01MZPJ101 100OHM 5 R3023 0RJ4701C678 Resis...

Page 55: ... 0RJ4701C678 Resistor Chip MCR01MZPJ472 4 7KOHM 5 R4019 0RJ4701C678 Resistor Chip MCR01MZPJ472 4 7KOHM 5 R402 0RJ0332C678 Resistor Chip MCR01MZPJ330 33OHM 5 1 R4020 0RJ5101C678 Resistor Chip MCR01MZPJ512 5 1KOHM 5 R4021 0RJ1002C678 Resistor Chip MCR01MZPJ103 10KOHM 5 R4022 0RJ1001C678 Resistor Chip MCR01MZPJ102 1KOHM 5 1 R4023 0RJ1001C678 Resistor Chip MCR01MZPJ102 1KOHM 5 1 R4024 0RJ0000C678 Resi...

Page 56: ...Chip MCR01MZPJ750 75OHM 5 1 R4155 0RJ0752C678 Resistor Chip MCR01MZPJ750 75OHM 5 1 R416 0RJ0332C678 Resistor Chip MCR01MZPJ330 33OHM 5 1 R418 0RJ0682C678 Resistor Chip MCR01MZPJ680 68OHM 5 1 R419 0RJ0752C678 Resistor Chip MCR01MZPJ750 75OHM 5 1 R420 0RJ0752C678 Resistor Chip MCR01MZPJ750 75OHM 5 1 R421 0RJ0752C678 Resistor Chip MCR01MZPJ750 75OHM 5 1 R422 0RJ9101D477 Resistor Chip MCR03EZPF912 9 1...

Page 57: ...03EZPJ000 0OHM 5 1 R5076 0RJ4703D677 Resistor Chip MCR03EZPJ474 470KOHM 5 R5077 0RJ2001D677 Resistor Chip MCR03EZPJ202 2KOHM 5 1 R5078 0RJ2001D677 Resistor Chip MCR03EZPJ202 2KOHM 5 1 R5079 0RJ4703D677 Resistor Chip MCR03EZPJ474 470KOHM 5 R508 0RJ0000C678 Resistor Chip MCR01MZPJ000 0OHM 5 1 R5080 0RJ1501D677 Resistor Chip MCR03EZPJ152 1 5KOHM 5 R5081 0RJ1501D677 Resistor Chip MCR03EZPJ152 1 5KOHM ...

Page 58: ...OHM 5 R701 0RJ0752C678 Resistor Chip MCR01MZPJ750 75OHM 5 1 R702 0RJ1001C678 Resistor Chip MCR01MZPJ102 1KOHM 5 1 R7034 0RJ0000C678 Resistor Chip MCR01MZPJ000 0OHM 5 1 R7035 0RJ0000C678 Resistor Chip MCR01MZPJ000 0OHM 5 1 R7036 0RJ0000C678 Resistor Chip MCR01MZPJ000 0OHM 5 1 R7037 0RJ0000C678 Resistor Chip MCR01MZPJ000 0OHM 5 1 R7038 0RJ0000C678 Resistor Chip MCR01MZPJ000 0OHM 5 1 R7049 0RJ0222C67...

Page 59: ...A Varistor AVRL161A1R1NT 10V 30 1 VR406 6102W5V016A Varistor AVRL161A1R1NT 10V 30 1 VR407 6102W5V016A Varistor AVRL161A1R1NT 10V 30 1 VR408 6102W5V016A Varistor AVRL161A1R1NT 10V 30 1 VR409 6102W5V016A Varistor AVRL161A1R1NT 10V 30 1 VR410 6102W5V016A Varistor AVRL161A1R1NT 10V 30 1 VR411 6102W5V016A Varistor AVRL161A1R1NT 10V 30 1 C13 68509A0004E Cable Assembly RCA JACK RCA JACK 1 0M C14 6852TAZ0...

Page 60: ......

Page 61: ......

Page 62: ...Apr 2007 Printed in Korea P NO MFL35929306 ...

Search results

Summary of Contents for 47LC7DF

Reviews:

Related manuals for 47LC7DF

Brands by name

Popular brands

LG 47LC7DF, Service Manual

Search results

Summary of Contents for 47LC7DF

Reviews:

Related manuals for 47LC7DF

Brands by name

Popular brands