LG 50PB4D Series Service Manual Download Page 43

Page: 43 / 61

C2197

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2198

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2199

0CK105CD56A

C1608X7R1A105KT 1uF 10% 10V X7R -

C220

EAE33970001

CS1005X5R105K6R3NR 1uF 10% 6.3V X

C2200

0CK105CD56A

C1608X7R1A105KT 1uF 10% 10V X7R -

C2201

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2202

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2203

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2204

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2205

EAE33970001

CS1005X5R105K6R3NR 1uF 10% 6.3V X

C2206

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2207

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2208

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2209

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C221

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2210

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2211

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2212

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2213

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2214

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2215

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2216

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2217

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2218

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2219

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C222

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2220

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2221

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2222

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2223

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2224

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2225

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2226

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2227

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2228

0CK106EF56A

C3216X7R1C106KT 10uF 10% 16V X7R

C2229

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C223

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2230

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2231

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2232

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2233

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2239

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C224

EAE33970001

CS1005X5R105K6R3NR 1uF 10% 6.3V X

C2240

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2241

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2242

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2243

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C2244

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C225

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C226

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C227

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C228

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C229

EAE33970001

CS1005X5R105K6R3NR 1uF 10% 6.3V X

C230

EAE33970001

CS1005X5R105K6R3NR 1uF 10% 6.3V X

C231

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C232

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C233

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C234

EAE33970001

CS1005X5R105K6R3NR 1uF 10% 6.3V X

C236

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C238

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C239

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C240

EAE30840301

10SVPC68M 68uF 20% 10V 1.97A -55T

C241

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C242

0CE106WFKDC

MVK4.0TP16VC10M 10uF 20% 16V 16MA

C243

EAE33970001

CS1005X5R105K6R3NR 1uF 10% 6.3V X

C244

EAE33970001

CS1005X5R105K6R3NR 1uF 10% 6.3V X

C260

EAE30840301

10SVPC68M 68uF 20% 10V 1.97A -55T

C265

EAE30840301

10SVPC68M 68uF 20% 10V 1.97A -55T

C285

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

0CH5101K416

C2012C0G1H101JT 100pF 5% 50V C0G

C300

0CE226WF6DC

MVK5.0TP16VC22M 22uF 20% 16V 30MA

C301

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C302

0CE336WD6D8

RC1A336M05005VR 33uF 20% 10V 34MA

C303

0CE476WF6DC

MVK6.3TP16VC47M 47uF 20% 16V 80MA

C304

0CE476WF6DC

MVK6.3TP16VC47M 47uF 20% 16V 80MA

C305

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C306

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C307

0CE476WF6DC

MVK6.3TP16VC47M 47uF 20% 16V 80MA

C309

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C310

0CE226WF6DC

MVK5.0TP16VC22M 22uF 20% 16V 30MA

C311

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C312

0CK222BKG6A

0402B222K500CT 2.2nF 10% 50V X7R

C313

0CC221BKFAA

C1005C0G1H221JT 220pF 5% 50V C0G

C314

0CE476WF6DC

MVK6.3TP16VC47M 47uF 20% 16V 80MA

C315

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C316

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C317

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C318

0CE476WF6DC

MVK6.3TP16VC47M 47uF 20% 16V 80MA

C319

0CE476WF6DC

MVK6.3TP16VC47M 47uF 20% 16V 80MA

C320

0CE476WF6DC

MVK6.3TP16VC47M 47uF 20% 16V 80MA

C321

0CK106DC67A

JMK212JB106MG-T 10uF 20% 6.3V X5R

C322

0CK106DC67A

JMK212JB106MG-T 10uF 20% 6.3V X5R

C323

0CK106DC67A

JMK212JB106MG-T 10uF 20% 6.3V X5R

C324

0CK106DC67A

JMK212JB106MG-T 10uF 20% 6.3V X5R

C325

0CK106DC67A

JMK212JB106MG-T 10uF 20% 6.3V X5R

C326

0CK106DC67A

JMK212JB106MG-T 10uF 20% 6.3V X5R

C327

0CK106DC67A

JMK212JB106MG-T 10uF 20% 6.3V X5R

C328

0CK106DC67A

JMK212JB106MG-T 10uF 20% 6.3V X5R

C329

0CK105EJ56A

GMK316BJ105KL-T 1uF 10% 35V X7R -

C330

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C331

EAE33970001

CS1005X5R105K6R3NR 1uF 10% 6.3V X

C332

EAE33970001

CS1005X5R105K6R3NR 1uF 10% 6.3V X

C333

EAE33970001

CS1005X5R105K6R3NR 1uF 10% 6.3V X

C334

EAE33970001

CS1005X5R105K6R3NR 1uF 10% 6.3V X

C335

0CK105EJ56A

GMK316BJ105KL-T 1uF 10% 35V X7R -

C336

0CE476WF6DC

MVK6.3TP16VC47M 47uF 20% 16V 80MA

C337

0CK332CK56A

C1608X7R1H332KT 3.3nF 10% 50V X7R

C338

0CK104BF56A

C1005X7R104KET 100nF 10% 16V X7R

C339

0CK471BK56A

C1005X7R1H471KT 470pF 10% 50V X7R

C340

0CH2334F566

0805B334K160CT 330nF 10% 16V X7R

LOC. NO.

PART NO.

DESCRIPTION / SPECIFICATION

LOC. NO.

PART NO.

DESCRIPTION / SPECIFICATION

- 43 -

LGE Internal Use Only

Summary of Contents for 50PB4D Series

Page 1: ...PLASMA TV SERVICE MANUAL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS PB73B MODEL 50PB4D 50PB4D AA website http biz LGservice com Internal Use Only ...

Page 2: ...erved Only for training and service purposes CONTENTS SAFETY PRECAUTIONS 3 SPECIFICATIONS 4 ADJUSTMENT INSTRUCTIONS 6 TROUBLE SHOOTING GUIDE 11 BLOCK DIAGRAM 31 EXPLODED VIEW 40 EXPLODED VIEW PARTS LIST 41 REPLACEMENT PARTS LIST 42 SCHEMATIC DIAGRAM PRINTED CIRCUIT DIAGRAM ...

Page 3: ...by it s Neck Leakage 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...

Page 4: ...The receiver must be operated for about 20 minutes prior to the adjustment V Test Method 1 Performance LGE TV test method followed 2 Demanded other specification Safety CB specification EMC CISPR 13 specification V General Specification 1 Model General Specification Chassis PB73B 50PB4D AA Australia LG Fanless Model Model Name Market Brand Remark 50PB4D AA Safety IEC60065 EN60950 EMC CISPR 13 Clas...

Page 5: ...attern 50Hz 60Hz 85 IRE Full white Pattern Full white 216 gray 1 white window HDMI input Test Signal HDMI input 85 Full white pattern cd m2 cd m2 deg dB dBm Min Typ Max Unit Model Name Number of Pixels Pixel Pitch Cell Pitch Display Area Outline Dimension Pixel Type Number of Gradations Weight Aspect Ratio Peak Brightness Contrast Ratio Power Consumption Expected Life time PDP50X4 1 50X4 Clear Mod...

Page 6: ...xecute in DOS mode 3 2 EDID DATA for PB75A A EDID for HDMI 1 DDC Display Data Channel Data EDID table A EDID for HDMI 2 DDC Display Data Channel Data EDID table If you turn on a still screen more than 20 minutes Especially Digital pattern Cross Hatch Pattern an afterimage may occur in the black level part of the screen PC VSC B D JIG cable CPLD D L Fig 1 Connection Diagram of CPLD Download 0 1 2 3...

Page 7: ... not connected a message saying Component1 Not Connected when the input format is not 480i a message saying Not Valid Format and when the input signal is not coming out a message saying Check Signal Status is displayed for 1 second MSPG 925FA model 209 pattern 65 0 1 2 3 4 5 6 7 8 9 A B C D E F 0 00 FF FF FF FF FF FF 00 1E 6D 01 00 01 01 01 01 10 00 11 01 03 80 73 41 96 0A CF 74 A3 57 4C B0 23 20 ...

Page 8: ...ing to the model and the pattern of the used equipment 2 After entering the in house signal when it is checked that the signal is received press the ADJ KEY of the adjusting R C to enter into EZ ADJUST Select 3 Adjust RF and AV_PAL and press the right arrow key G to enter into the adjustment mode 3 When it enters into the adjustment mode the screen is automatically switched to TV 3CH and the follo...

Page 9: ...t the RS 232C Cable to the set 4 Connect the HDMI Cable to the set Limited to the set with HDMI option 5 Select and adjust the model applicable to PB75A chassis from the adjuster Caution For automatic adjustment RS 232C Command and Chassis are commonly applied Wb 00 00 Start automatic adjustment of white balance Wb 00 10 Start gain adjustment Internal pattern Ja 00 ff Adjustment data Jb 00 c0 Wb 0...

Page 10: ... less than 192 and find proper values for adjustment 7 Adjust using Volume KEY 8 When the adjustment is completed press the OK A KEY button to move to the Ez Adjust screen Press the ADJ KEY to exit the adjustment mode Ref White Balance Adjustment Pixel and Color Temperature 1 Standard white balance standard white balance coordinate when using CS 1000 device 2 Directed color coordinate when using C...

Page 11: ...A Analog Front End USB 1 1 I2C Port0 I2C CH1 I2C CH2 I2C CH3 MTV415 Micom MTV415 Micom USB upgrade ready Dead IC when Standby Dead IC when Standby Video Scaler 0 Video Scaler 1 or 2 Alive IC when Standby Alive IC when Standby 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 1 Video 1 NO O...

Page 12: ...47 DISP_EN 33 TXAC 32 TXAC 17 TXBC 16 TXBC Check 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...

Page 13: ... right reserved Only for training and service purposes EXT 1 2 X260 TP A Comp1 2 RGB CVBS TP C TP B 656 AT NT TUNER 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 1 Video 3 Video Path ...

Page 14: ...t 2007 LG Electronics Inc All right reserved Only for training and service purposes 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 1 Video 4 RF Mode ...

Page 15: ... right reserved Only for training and service purposes EXT 1 2 X260 TP A Comp1 2 RGB CVBS TP C TP B 656 AT NT TUNER 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 1 Video 5 DTV CAD TV ...

Page 16: ...ht 2007 LG Electronics Inc All right reserved Only for training and service purposes Check Antenna Cable Check Tuner TU600 5V IF out 3 _ Check X260 Input CLK SOP Valid Error Data Check X260 INPUT CLK SOP Valid Error Data 1 Video 6 DTV ...

Page 17: ...ight reserved Only for training and service purposes EXT 1 2 X260 TP A Comp1 2 RGB CVBS TP C TP B 656 AT NT TUNER 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 1 Video 7 Component RGB ...

Page 18: ...format supported format Check STMAV335 IC403 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 ...

Page 19: ...l right reserved Only for training and service purposes EXT 1 2 X260 TP A Comp1 2 RGB HDMI 1 2 3 CVBS TP C TP B 656 AT NT TUNER 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 1 Video 9 HDMI DVI ...

Page 20: ...inputs RX1C RX1C Vsync DE Clk Hsync 59 94Hz Frequency 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 ...

Page 21: ... Re download Check SI3865 Q702 2 3pin 5V Normal 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 Q1...

Page 22: ...I3865 Q702 2 3pin 5V Normal 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 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 Repl...

Page 23: ...rvice purposes EXT1 2 AT NT TUNER X260 TP A HDMI 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 ıÛ CS8416 I2S I2S I2S I2S S PDIF SPDIF L R L R L R L R ANT Cable TP MSP4450K MNT OUT I2S I2S I2SI 3 I2SO 1 SC 2 MCLK MCLK SPDIF OUT Optical Coaxial 2 Audio 1 All path ...

Page 24: ...V or HDMI input Check X260 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 t al 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...

Page 25: ...T NT TUNER X260 TP A HDMI 1 2 3 TP C SIF SIF IN 1 NTP 3000 SIF IN 2 I2S IN 1 I2S IN 2 I2S OUT 1 SPDIF ıÛ CS8416 I2S I2S I2S I2S S PDIF SPDIF ANT Cable 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 2 Audio 3 TV RF No Sound ...

Page 26: ...ice purposes EXT1 2 AT NT TUNER X260 TP A HDMI 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 ıÛ CS8416 I2S I2S I2S I2S S PDIF SPDIF L R L R L R L R ANT Cable TP MSP4450K MNT OUT I2S I2S I2SI 3 I2SO 1 SC 2 MCLK MCLK SPDIF OUT Optical Coaxial 2 Audio 4 DTV No Sound ...

Page 27: ...heck 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 TV RF No Sound TV RF No Sound 1 2 3 4 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 DTV No Sound DTV ...

Page 28: ...rposes EXT1 2 AT NT TUNER X260 TP A 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 ıÛ CS8416 I2S I2S I2S I2S S PDIF SPDIF L R L R L R L R ANT Cable TP MSP4450K MNT OUT I2S I2S I2SI 3 I2SO 1 SC 2 MCLK MCLK SPDIF OUT Optical Coaxial HDMI 1 2 3 2 Audio 6 AV Component RGB No Sound ...

Page 29: ...ice purposes EXT1 2 AT NT TUNER X260 TP A 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 ıÛ CS8416 I2S I2S I2S I2S S PDIF SPDIF L R L R L R L R ANT Cable TP MSP4450K MNT OUT I2S I2S I2SI 3 I2SO 1 SC 2 MCLK MCLK SPDIF OUT Optical Coaxial HDMI 1 2 3 2 Audio 7 HDMI No Sound ...

Page 30: ... 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 AV Component RGB No Sound AV Component RGB No Sound Check CS8416 IC501 inputs HDMI_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 I...

Page 31: ... Ω 22 Ω 0Ω 4 7kΩ 3 3VST_MICOM I2C_A I2C_B I2C_C 3 3V_L 10kΩ 3 3V_L 10kΩ 3 3V_L 10kΩ MSP 4450K MSP 4450K 22 Ω 2N7002 2N7002 CS 8416 CS 8416 22 Ω NTP 3000 NTP 3000 100Ω 33pF Panel Panel 22 Ω 2N7002 2N7002 3 3V_L 2KΩ Analog Tuner Analog Tuner 4 7Ω 10pF M62320 FAN M62320 FAN 100Ω LM75 LM75 100Ω Ch 2 Ch 3 0x50 0xA0 0xC2 0x9C 0x20 0x94 0x54 0x80 0x74 Digital Tuner Digital Tuner 22 Ω 0x1C 0xA6 CH1 Ready ...

Page 32: ...3 LVDS Tx 63LVD103 LVDS Tx LVDS Conn LVDS Conn Video Scaler 0 Analog Front End Analog_TUNER 3 1 CVBS Y C CVBS Y C 3 CVBS Y Pb Pr 3 3 Y Pb Pr 3 R G B H V 5 R G B 28bit 32 34 TPA Digital Input Y Pb Pr CLK EN H V CLK EN H V 4bit HD CLK Valid Error Sop 4bit PDP DISP_En 1bit LCD Panel_CTL 1bit 1 CVBS MNT Out Analog Video OUT STMAV335 3 1 DEMUX STMAV335 3 1 DEMUX HDMI1 8 Rx C 0 1 2 3 1 DEMUX 3 1 DEMUX M...

Page 33: ...ce control Volume control MSP4450K MSP4450K COMP1 RGB Phone jack COMP2 AV1 AV2 MNT Out L R 2 NTP3000 PWM Modulator Digital audio signal Process Digital Amp 3 1 Speaker L Speaker R 2 2 1 X260_SPDIF_OUT SPDIF OUT SPDIF_OUT 1 I2S DATA LRCLK SCLK 3 L R 2 2 2 2 2 I2S 3 1 LC LPF LC LPF LC LPF LC LPF Rx_HDMI_SPDIF SIF 1 Data CLK Valid Error Sop TP1 12 TPA Tuner HDMI2 8 8 HDMI3 Rx C 0 1 2 Rx C 0 1 2 HDMI1...

Page 34: ...PIN PSU Cable VBR_A V668 LCD_HD VBR_A VBR_ A VBR_B_HD VBR_B_EX T AI_on off AI_on off VBR_B_EX T Vbr_B_HD V668 LCD_HD VBR_B_HD V668 LCD_HD VBR A PSU 10 Amplitude control 0V 90 1 65V 100 3 3V 110 Open 1 65 100 VBR B PSU 7 PWM Duty 0V TDB 42 120Hz 20 37 120Hz 30 32 120Hz 3 3V 100 PWM_Dimming Bri_ctrl READY READY 31Pin LVDS Cable ...

Page 36: ... Flex Bus RGB 30bit TPA Analog Front End USB 1 1 I2C Port0 I2C CH1 I2C CH2 I2C CH3 MTV415 Micom MTV415 Micom USB upgrade ready Dead IC when Standby Dead IC when Standby Video Scaler 0 Video Scaler 1 or 2 Alive IC when Standby Alive IC when Standby 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...

Page 37: ...Master AT NT Tuner 0xC2 HDMI ADC MST3361 0X9C Temp Sensor LM75 0X94 U Com 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 Live Dead CS8416A 0X20 W 0X21 R EEPROM 24LC512 0xA6 CH1 CH2 CH3 FRC94XYH 0xD4 EEPROM 24LC16 5V 5V 5V 2 5V ...

Page 38: ... 1 8V ISL6549CB ISL6549CB 1 8V MK3727D MK3727D 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 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 MIC25...

Page 40: ...2007 LG Electronics Inc All right reserved Only for training and service purposes EXPLODED VIEW 121 120 310 560 304 200 600 601 602 303 302 301 305 306 202 203 208 201 240 204 580 205 206 300 250 400 900 901 501 590 502 520 207 570 A2 A21 ...

Page 41: ...net MOLD ABS AF 342 50PB4 ABS CABINET Film Sheet 303 AJJ31044701 Supporter Assembly 50PB4 SUPP_FILTER TOP ASSY 304 AJJ31044801 Supporter Assembly 50PB4 SUPP_FILTER BOTTOM ASSY 305 AJJ31044901 Supporter Assembly 50PB4 SUPP_FILTER RIGHT ASSY 306 AJJ31045001 Supporter Assembly 50PB4 SUPP_FILTER LEFT ASSY 400 ACQ35133605 Cover Assembly Rear 50PB4D AA FANLESS W O DVR 50 50PB4D AA BACK COVER ASSY FANLES...

Page 42: ...6V X7R C2150 0CK104BF56A C1005X7R104KET 100nF 10 16V X7R C2151 0CK104BF56A C1005X7R104KET 100nF 10 16V X7R C2152 0CE226WF6DC MVK5 0TP16VC22M 22uF 20 16V 30MA C2153 EAE30840301 10SVPC68M 68uF 20 10V 1 97A 55T C2154 EAE33970001 CS1005X5R105K6R3NR 1uF 10 6 3V X C2155 EAE33970001 CS1005X5R105K6R3NR 1uF 10 6 3V X C2156 EAE33970001 CS1005X5R105K6R3NR 1uF 10 6 3V X C2157 EAE33970001 CS1005X5R105K6R3NR 1u...

Page 43: ... 10 16V X7R C232 0CK104BF56A C1005X7R104KET 100nF 10 16V X7R C233 0CK104BF56A C1005X7R104KET 100nF 10 16V X7R C234 EAE33970001 CS1005X5R105K6R3NR 1uF 10 6 3V X C236 0CK104BF56A C1005X7R104KET 100nF 10 16V X7R C238 0CK104BF56A C1005X7R104KET 100nF 10 16V X7R C239 0CK104BF56A C1005X7R104KET 100nF 10 16V X7R C240 EAE30840301 10SVPC68M 68uF 20 10V 1 97A 55T C241 0CK104BF56A C1005X7R104KET 100nF 10 16V...

Page 44: ...X7R C413 EAE32166101 CS1005XR473K250CR 0 047uF 10 25V C414 0CK102BK56A 0402B102K500CT 1nF 10 50V X7R 5 C415 0CK473CH56A C1608X7R1E473KT 47nF 10 25V X7R C416 0CK104BF56A C1005X7R104KET 100nF 10 16V X7R C417 EAE32166101 CS1005XR473K250CR 0 047uF 10 25V C419 0CK473CH56A C1608X7R1E473KT 47nF 10 25V X7R C420 0CK104BF56A C1005X7R104KET 100nF 10 16V X7R C421 EAE32166101 CS1005XR473K250CR 0 047uF 10 25V C...

Page 45: ...X7R104KET 100nF 10 16V X7R C531 0CK101BK4EA C1005C0G1H101JT 100pF 5 50V C0G C532 0CE106WFKDC MVK4 0TP16VC10M 10uF 20 16V 16MA C533 0CK102BK56A 0402B102K500CT 1nF 10 50V X7R 5 C535 0CK104BF56A C1005X7R104KET 100nF 10 16V X7R C536 0CE106WFKDC MVK4 0TP16VC10M 10uF 20 16V 16MA C541 0CK104BF56A C1005X7R104KET 100nF 10 16V X7R C546 0CK105CD56A C1608X7R1A105KT 1uF 10 10V X7R C547 0CZZB00035A GRM1555C1H33...

Page 46: ...B102K500CT 1nF 10 50V X7R 5 C9020 0CK104CK56A 0603B104K500CT 100nF 10 50V X7R C9021 0CE107WF6DC MVK6 3TP16VC100M 100uF 20 16V 11 C9022 0CK103CK56A 0603B103K500CT 10nF 10 50V X7R C9023 0CE107WF6DC MVK6 3TP16VC100M 100uF 20 16V 11 C9024 0CK104CK56A 0603B104K500CT 100nF 10 50V X7R C9025 0CK103CK56A 0603B103K500CT 10nF 10 50V X7R C9026 0CE107WF6DC MVK6 3TP16VC100M 100uF 20 16V 11 C9027 0CK104CK56A 060...

Page 47: ...Z 100pF 400N FL746 EAM33010401 MEM2012P25R0 EMI 25MHZ 100pF 400N FL747 EAM33010401 MEM2012P25R0 EMI 25MHZ 100pF 400N L101 EAM32500502 BLM18AG151SN1D 150ohm 200mA 16080 L2 6210TCE001G HH 1M3216 501JT 500OHM 3 2X1 6X1 L200 EAM32500503 BLM18AG221SN1D 220ohm 200mA 16080 L201 EAM32500503 BLM18AG221SN1D 220ohm 200mA 16080 L300 6200J00005N HH 1M2012 121JT H 1mm 120OHM 2X1 L301 6200J00005N HH 1M2012 121JT...

Page 48: ...304 0TR387500AA 2SC3875S ALY NPN 5V 60V 50V 150M Q305 0TR387500AA 2SC3875S ALY NPN 5V 60V 50V 150M Q308 0TR387500AA 2SC3875S ALY NPN 5V 60V 50V 150M Q310 0TR387500AA 2SC3875S ALY NPN 5V 60V 50V 150M Q311 0TR387500AA 2SC3875S ALY NPN 5V 60V 50V 150M Q400 0TR387500AA 2SC3875S ALY NPN 5V 60V 50V 150M Q401 0TR104009AF KRC104S NPN 40V 0V 50V 100MA 500N Q402 0TR104009AF KRC104S NPN 40V 0V 50V 100MA 500N...

Page 49: ... R164 EBC33834701 MCR03EZP5FX7150 715OHM 1 1 10W 1 R165 0RJ0332C678 MCR01MZPJ330 33OHM 5 1 16W 1005 R166 0RJ0332C678 MCR01MZPJ330 33OHM 5 1 16W 1005 R167 0RJ0000C678 MCR01MZPJ000 0OHM 5 1 16W 1005 R R168 0RJ1002C678 MCR01MZPJ103 10KOHM 5 1 16W 1005 R169 0RJ1002C678 MCR01MZPJ103 10KOHM 5 1 16W 1005 R170 0RJ0000C678 MCR01MZPJ000 0OHM 5 1 16W 1005 R R171 0RJ0752C678 MCR01MZPJ750 75OHM 5 1 16W 1005 R1...

Page 50: ...1 16W 1005 R354 0RJ4701C678 MCR01MZPJ472 4 7KOHM 5 1 16W 100 R355 0RJ4701C678 MCR01MZPJ472 4 7KOHM 5 1 16W 100 R356 0RJ4702C678 MCR01MZPJ473 47KOHM 5 1 16W 1005 R357 0RJ1002C678 MCR01MZPJ103 10KOHM 5 1 16W 1005 R358 0RJ4700C678 MCR01MZPJ471 470OHM 5 1 16W 1005 R360 0RJ0222C678 MCR01MZPJ220 22OHM 5 1 16W 1005 R362 0RJ0222C678 MCR01MZPJ220 22OHM 5 1 16W 1005 R363 0RJ4701C678 MCR01MZPJ472 4 7KOHM 5 1...

Page 51: ... 1 16W 100 R4102 0RJ1001C678 MCR01MZPJ102 1KOHM 5 1 16W 1005 R4103 0RJ4701C678 MCR01MZPJ472 4 7KOHM 5 1 16W 100 R4105 0RJ4702C678 MCR01MZPJ473 47KOHM 5 1 16W 1005 R4106 0RJ4702C678 MCR01MZPJ473 47KOHM 5 1 16W 1005 R4107 0RJ4701C678 MCR01MZPJ472 4 7KOHM 5 1 16W 100 R4108 0RJ4701C678 MCR01MZPJ472 4 7KOHM 5 1 16W 100 R4109 0RJ4701C678 MCR01MZPJ472 4 7KOHM 5 1 16W 100 R411 0RJ3900C678 MCR01MZPJ391 390...

Page 52: ... 0RJ0222D677 MCR03EZPJ220 22OHM 5 1 10W 1608 R5034 0RJ0000D677 MCR03EZPJ000 0OHM 5 1 10W 1608 R R5035 0RJ0392D677 MCR03EZPJ390 39OHM 5 1 10W 1608 R5036 0RJ0392D677 MCR03EZPJ390 39OHM 5 1 10W 1608 R5037 0RJ0222D677 MCR03EZPJ220 22OHM 5 1 10W 1608 R5038 0RJ0222D677 MCR03EZPJ220 22OHM 5 1 10W 1608 R5039 0RJ2200D677 MCR03EZPJ221 220OHM 5 1 10W 1608 R5040 0RJ2200D677 MCR03EZPJ221 220OHM 5 1 10W 1608 R5...

Page 53: ...R733 0RJ1000C678 MCR01MZPJ101 100OHM 5 1 16W 1005 R736 0RJ1001C678 MCR01MZPJ102 1KOHM 5 1 16W 1005 R737 0RJ1001C678 MCR01MZPJ102 1KOHM 5 1 16W 1005 R738 0RJ1002C678 MCR01MZPJ103 10KOHM 5 1 16W 1005 R739 0RJ0000C678 MCR01MZPJ000 0OHM 5 1 16W 1005 R R740 0RJ0000C678 MCR01MZPJ000 0OHM 5 1 16W 1005 R R744 0RJ4703C678 MCR01MZPJ474 470KOHM 5 1 16W 100 R745 0RJ4703C678 MCR01MZPJ474 470KOHM 5 1 16W 100 R7...

Page 54: ... P712 6602T20008D Wafer SMW200 05P 5P 2 00MM 1R STRAIGHT P800 6630V90116A Wafer FI X30SSL HF 30P 1 00MM 1R ANGLE JK1 EAG32151101 TOX177L F T 3P TX 2 54MM ANGLE 1 JK400 EAG35540801 PPJ209 03 14 0MM 1RX5C STRAIGHT T JK401 EAG35540801 PPJ209 03 14 0MM 1RX5C STRAIGHT T JK402 6612B00015B DC1R019WDH SOCKET 21P STRAIGHT SM JK403 6612B00015B DC1R019WDH SOCKET 21P STRAIGHT SM JK404 6612B00015B DC1R019WDH S...

Page 55: ...LS 13L 1 87M 250V 10A A4 4972V00178A Supporter COMPLEX METAL ASSY PDP SET A5 3880TKZ004E Bag COMPLEX VINYL 180 150 0 58 H C MODEL A6 4950TKA320A Plate PRESS SBHG T1 2 SUPPORT UPSET A7 FAB30021701 Screw Machine 1SZZVMR001A RING WALL 5MM 25MM LOC NO PART NO DESCRIPTION SPECIFICATION LOC NO PART NO DESCRIPTION SPECIFICATION 55 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved...

Page 56: ...SLAVE_SDA V25 JTAG_BS_EN AC20 2 7K FOR LCD R1722 1 CEC_0 22 R1745 22 R723 Vbr_A Vbr_B_1 33 R790 33 R770 20pF C725 M2404HEPROM IC702 3 A2 2 A1 4 VSS 1 A0 5 SDA 6 SCL 7 WP 8 VCC TMUE312GAB SW700 1 2 4 3 5 SYNC_DE HP_DET_S W_0 100 R703 HP_DET_S W_1 EYE 100 R1784 390 R726 Vbr_B_1 FOR LCD 1 2K R1754 5000 1 FOR LCD 4 7uF C1704 1 4 7uF C748 1 200 R1754 1 200 R726 1 FSDATAU 2 FSDATA 0 FSCKEU OCMADDR 20 OC...

Page 57: ... VCC 74LVC541A PW BUFFER IC302 3 A1 2 A0 4 A2 1 OE1 6 A4 5 A3 7 A5 8 A6 9 A7 10 GND 11 Y7 12 Y6 13 Y5 14 Y4 15 Y3 16 Y2 17 Y1 18 Y0 19 OE2 20 VCC TS_DATA 3 001 K7 003 C8 003 E3 TS_DATA 2 001 K7 003 C8 003 E3 TS_DATA 0 001 K7 003 C8 003 E3 TS_DATA 5 001 K6 003 C8 003 E3 TS_DATA 4 001 K6 003 C8 003 E3 TS_DATA 7 001 K6 003 C8 003 E3 TS_DATA 1 001 K7 003 C8 003 E3 TS_DATA 6 001 K6 003 C8 003 E3 TS_SEL...

Page 58: ...M 19 NC 18 VDD_2 51 UDQS 52 VSSQ_3 53 NC_6 54 DQ8 55 VDDQ_4 56 DQ9 57 DQ10 58 VSSQ_4 59 DQ11 60 DQ12 61 VDDQ_5 62 DQ13 63 DQ14 64 VSSQ_5 65 DQ15 66 VSS_3 V_TERMINATION 68 R821 68 R827 150 R823 1 DDRCLK_150ohm 68 R897 FOR FULL_HD 68 R898 FOR FULL_HD PANEL_CTL DISP_EN_1 SCL_1 SDA_1 TP806 TP805 68 AR807 68 AR806 68 AR802 68 AR800 68 AR804 68 AR805 68 AR810 68 AR809 68 AR801 68 AR803 68 AR808 SI4925BD...

Page 59: ...504S Q602 2SC3875S Q603 USE FOR SECAME B C 220 R647 0 1uF C609 2SC3875S Q604 E B C 100 R650 82 R639 SIF 100pF C601 4 7K R636 470 R637 0 R651 R641 READY 1 8VA_FE LEMC3225T 6R8M L605 0 1uF C625 1 8V 1 8VA_FE 0 1uF C606 0 1uF C605 100K R627 100 R629 100 R625 100 R624 47pF C623 DTV_TU_I2C 0 1uF C627 I2C_SDA1 FE_SCL TUNER_RESET FE_RESET 3V3 47pF C624 DTV_TU_I2C I2C_SCL1 0 1uF C626 FE_SDA FE_SDA TUNER_R...

Page 60: ...LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes MAIN TOP MAIN BOTTOM SIDE A V IR LED TOP IR LED BOTTOM PRINTED CIRCUIT BOARD ...

Page 61: ...Sep 2007 Printed in Korea P NO MFL39439103 ...

Search results

Summary of Contents for 50PB4D Series

Reviews:

Related manuals for 50PB4D Series

Brands by name

Popular brands

LG 50PB4D Series, Service Manual

Search results

Summary of Contents for 50PB4D Series

Reviews:

Related manuals for 50PB4D Series

Brands by name

Popular brands