LG Electronics 37LC2R, 42LC2R service manual FET & Transistor

Page 34

 

 

 

 

DATE: 2006. 04. 05.

*S

*AL

LOC. NO.

PART NO.

DESCRIPTION / SPECIFICATION

 

 

L207

0LC6461201A

D75C-646CY-121M=P3 120UH 20

 

 

L120

0LCML00020G

MLI-201209-3R3K 3.3UH 10% -

 

 

L121

0LCML00020G

MLI-201209-3R3K 3.3UH 10% -

 

 

L122

0LCML00020G

MLI-201209-3R3K 3.3UH 10% -

 

 

L123

0LCML00020G

MLI-201209-3R3K 3.3UH 10% -

 

 

L206

0LCML00020G

MLI-201209-3R3K 3.3UH 10% -

 

 

L311

0LCML00020C

MLI-201212-100K 10UH 10% -

 

 

L407

0LCML00020C

MLI-201212-100K 10UH 10% -

 

 

L408

0LCML00020C

MLI-201212-100K 10UH 10% -

 

 

L204

0LCML00020G

MLI-201209-3R3K 3.3UH 10% -

 

 

 

 

 

 

FET & TRANSISTOR

 

 

 

IC1205

0TR830009BA

BSS83 N-CHANNEL MOSFET 10V

 

 

IC1206

0TR830009BA

BSS83 N-CHANNEL MOSFET 10V

 

 

IC1006

0TF492509AA

SI4925DY P-CHANNEL -30V +-2

 

 

Q1000

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q1001

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q1004

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q1005

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q1201

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q212

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q300

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q301

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q302

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q303

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q304

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q400

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q401

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q402

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q404

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q408

0TR102009AM

KRA102S PNP -30V - -50V -0.

 

 

Q410

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q411

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q600

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q105

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q106

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q107

0TR102009AM

KRA102S PNP -30V - -50V -0.

 

 

Q201

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q202

0TR150400BA

2SA1504S(ASY) PNP -5V -50V

 

 

Q203

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q204

0TR150400BA

2SA1504S(ASY) PNP -5V -50V

 

 

Q205

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q206

0TR150400BA

2SA1504S(ASY) PNP -5V -50V

 

 

Q207

0TR150400BA

2SA1504S(ASY) PNP -5V -50V

 

 

Q305

0TR150400BA

2SA1504S(ASY) PNP -5V -50V

 

 

Q403

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q405

0TR102009AM

KRA102S PNP -30V - -50V -0.

 

 

Q407

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q409

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q801

0TR150400BA

2SA1504S(ASY) PNP -5V -50V

 

 

Q800

0TR102009AJ

KRC102S NPN 30V - 50V 100MA

 

 

Q1006

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q211

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q200

0TR150400BA

2SA1504S(ASY) PNP -5V -50V

 

 

 

 

 

 

RESISTORs

 

 

 

AR800

0RJ0332C687

RCA86TRJ33R0 33OHM 5% 1/16W

 

 

AR801

0RJ0332C687

RCA86TRJ33R0 33OHM 5% 1/16W

 

 

AR802

0RJ0332C687

RCA86TRJ33R0 33OHM 5% 1/16W

 

 

AR803

0RJ0332C687

RCA86TRJ33R0 33OHM 5% 1/16W

 

 

 

 

 

 

 

 

 

DATE: 2006. 04. 05.

*S

*AL

LOC. NO.

PART NO.

DESCRIPTION / SPECIFICATION

 

 

AR804

0RJ0332C687

RCA86TRJ33R0 33OHM 5% 1/16W

 

 

AR805

0RJ0332C687

RCA86TRJ33R0 33OHM 5% 1/16W

 

 

AR806

0RJ0332C687

RCA86TRJ33R0 33OHM 5% 1/16W

 

 

AR807

0RJ0332C687

RCA86TRJ33R0 33OHM 5% 1/16W

 

 

R226

0RD0331H609

RD-92T1J3R30 3.3OHM 5% 1/2W

 

 

C832

0CK104CK56A

0603B104K500CT 100nF 10% 50-CKD

 

 

C832

0RJ0000D677

MCR03EZPJ000 0OHM 5% 1/10W-SKD

 

 

L1853

0RJ0000D677

MCR03EZPJ000 0OHM 5% 1/10W

 

 

L1856

0RJ0000D677

MCR03EZPJ000 0OHM 5% 1/10W

 

 

R1002

0RJ1801D677

MCR03EZPJ182 1.8KOHM 5% 1/1

 

 

R1003

0RJ4701D677

MCR03EZPJ472 4.7KOHM 5% 1/1

 

 

R1005

0RJ2000D677

MCR03EZPJ201 200OHM 5% 1/10

 

 

R1010

0RJ1002D677

MCR03EZPJ103 10KOHM 5% 1/10

 

 

R1012

0RJ1002D677

MCR03EZPJ103 10KOHM 5% 1/10

 

 

R1015

0RJ1002D677

MCR03EZPJ103 10KOHM 5% 1/10

 

 

R1016

0RJ1002D677

MCR03EZPJ103 10KOHM 5% 1/10

 

 

R1017

0RJ1002D677

MCR03EZPJ103 10KOHM 5% 1/10

 

 

R1019

0RJ1002D677

MCR03EZPJ103 10KOHM 5% 1/10

 

 

R1020

0RJ1002D677

MCR03EZPJ103 10KOHM 5% 1/10

 

 

R1021

0RJ2002D677

MCR03EZPJ203. 20KOHM 5% 1/1

 

 

R1100

0RJ1002D677

MCR03EZPJ103 10KOHM 5% 1/10

 

 

R1101

0RJ1201D677

MCR03EZPJ122 1.2KOHM 5% 1/1

 

 

R1200

0RJ1002D677

MCR03EZPJ103 10KOHM 5% 1/10

 

 

R1206

0RJ1001D677

MCR03EZPJ102 1KOHM 5% 1/10W

 

 

R1210

0RJ0332D677

MCR03EZPJ330 33OHM 5% 1/10W

 

 

R1215

0RJ0102D677

MCR03EZPJ100 10OHM 5% 1/10W

 

 

R1216

0RJ0102D677

MCR03EZPJ100 10OHM 5% 1/10W

 

 

R1217

0RJ0102D677

MCR03EZPJ100 10OHM 5% 1/10W

 

 

R1218

0RJ0102D677

MCR03EZPJ100 10OHM 5% 1/10W

 

 

R1219

0RJ0102D677

MCR03EZPJ100 10OHM 5% 1/10W

 

 

R1220

0RJ0102D677

MCR03EZPJ100 10OHM 5% 1/10W

 

 

R1221

0RJ0102D677

MCR03EZPJ100 10OHM 5% 1/10W

 

 

R1222

0RJ0102D677

MCR03EZPJ100 10OHM 5% 1/10W

 

 

R1237

0RJ1000D677

MCR03EZPJ101 100OHM 5% 1/10

 

 

R1238

0RJ1000D677

MCR03EZPJ101 100OHM 5% 1/10

 

 

R1251

0RJ1502D677

MCR03EZPJ153 15KOHM 5% 1/10

 

 

R1253

0RJ1502D677

MCR03EZPJ153 15KOHM 5% 1/10

 

 

R1257

0RJ0222D677

MCR03EZPJ220 22OHM 5% 1/10W

 

 

R1258

0RJ0222D677

MCR03EZPJ220 22OHM 5% 1/10W

 

 

R1261

0RJ0222D677

MCR03EZPJ220 22OHM 5% 1/10W

 

 

R1263

0RJ0332D677

MCR03EZPJ330 33OHM 5% 1/10W

 

 

R1264

0RJ0332D677

MCR03EZPJ330 33OHM 5% 1/10W

 

 

R1265

0RJ0332D677

MCR03EZPJ330 33OHM 5% 1/10W

 

 

R1266

0RJ1004D677

MCR03EZPJ105 1MOHM 5% 1/10W

 

 

R1267

0RJ1820D477

MCR03EZPF1820 182OHM 1% 1/1

 

 

R1268

0RJ4701D677

MCR03EZPJ472 4.7KOHM 5% 1/1

 

 

R1269

0RJ0000D677

MCR03EZPJ000 0OHM 5% 1/10W

 

 

R1272

0RJ0222D677

MCR03EZPJ220 22OHM 5% 1/10W

 

 

R1274

0RJ0222D677

MCR03EZPJ220 22OHM 5% 1/10W

 

 

R1275

0RJ0222D677

MCR03EZPJ220 22OHM 5% 1/10W

 

 

R1276

0RJ0222D677

MCR03EZPJ220 22OHM 5% 1/10W

 

 

R1279

0RJ1001D677

MCR03EZPJ102 1KOHM 5% 1/10W

 

 

R1280

0RJ2001D677

MCR03EZPJ202 2KOHM 5% 1/10W

 

 

R1406

0RJ0101D677

MCR03EZPJ1R0 1OHM 5% 1/10W

 

 

R1413

0RJ0221D677

MCR03EZPJ2R2 2.2OHM 5% 1/10

 

 

R1414

0RJ0221D677

MCR03EZPJ2R2 2.2OHM 5% 1/10

 

 

R1415

0RJ0221D677

MCR03EZPJ2R2 2.2OHM 5% 1/10

 

 

R1416

0RJ0221D677

MCR03EZPJ2R2 2.2OHM 5% 1/10

 

 

R1438

0RJ0222D677

MCR03EZPJ220 22OHM 5% 1/10W

 

 

R1439

0RJ1000D677

MCR03EZPJ101 100OHM 5% 1/10

 

 

R1440

0RJ1000D677

MCR03EZPJ101 100OHM 5% 1/10

 

 

R1441

0RJ0000D677

MCR03EZPJ000 0OHM 5% 1/10W

 

 

 

 

 

- 34 -

Image 34
Contents LCD TV Contents RAY Radiation Safety PrecautionsGeneral Guidance Do not use a line Isolation Transformer during this checkServicing Precautions Electrostatically Sensitive ES DevicesPower Output, Transistor Device Removal/Replacement IC Remove/ReplacementSmall-Signal Discrete Transistor Removal/Replacement Diode Removal/ReplacementApplication range SpecificationGeneral TV Specification Test method Requirement for TestGeneral Specification Set Optical FeatureModel Specification RGB Input PC Component Video Input Y, PB, PRRGB input DTV Hdmi Input PC Mechanical SpecificationHdmi input DTV SET assembly adjustment items Adjustment InstructionPCB assembly adjustment items LP62xAdjustment of RGB Adjustment of RF/AV/S-VIDEOAdjustment of Component C-G-M-R-BLUE-BLACKMHVIDEO1 Manual white Balance AVAuto white Balance AV MSPG925FACSM ARCPSM SSMSVC Remocon KEY FuntionTroubleshooting No powerSymptom No PowerCheck follow No Raster LCD Check followCase of doesn’t display the OSD Symptom 1 LED is White Case of occur strange screen into specific modeLCD TV Case of doesnt work normally at specific input mode Symptom Case of unusual situation from RF modeWhen set doesnt display nromally at Component, RGB mode When set doesn’t display normally at RF , AV modeCase of becomes unusual display from Hdmi mode Case of no sound VSC B/DBlock Diagram Exploded View 37LC2R Exploded View Parts LIST37LC2R DescriptionExploded VIEW42LC2R Exploded View Parts LIST42LC2R Replacement Parts List Main Board Capacitor0CE476WK6DC Description / Specification Description / Specification Coil & Core & Inductor Description / Specification FET & Transistor Description / Specification Description / Specification Description / Specification Control Board PREAMP&LED Board Page Page Page Page Mar
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37LC2R, 42LC2R specifications

LG Electronics has long been a notable player in the consumer electronics market, particularly in the television segment. Among its standout models are the 42LC2R, 50PC1R, 37LC2R, and 42PC3R, each designed to provide excellent viewing experiences with various features and technologies.

Starting with the 42LC2R, this model is known for its impressive 42-inch screen size, offering Full HD 1080p resolution that ensures sharp, vibrant images. The incorporation of LG's Adaptive Contrast technology enhances picture clarity by adjusting the contrast levels based on the content being displayed. Additionally, the 42LC2R features a slim design that makes it an elegant addition to any living space, combined with a reliable viewing angle, providing a great experience from different positions in the room.

Moving on to the 50PC1R, this Plasma TV boasts a larger 50-inch display, ideal for immersive movie-watching and gaming sessions. The 50PC1R supports a 720p resolution, which, while not Full HD, still delivers rich colors and great depth thanks to its plasma technology. One of the key highlights of this model is its 600Hz Real Motion Display, which significantly reduces motion blur, perfect for fast-paced sports and action films. Furthermore, the model's built-in surround sound technology creates an enriched audio ambiance, complementing the visual excellence.

The 37LC2R model, a slightly smaller option at 37 inches, still packs a punch with its high-quality display. It retains the hallmark of LG's LCD technology, boasting clear and consistent picture quality. With the integration of LG’s proprietary technologies, like XD Engine, the 37LC2R efficiently upscales lower-resolution content to provide enhanced detail and clarity. Its energy-efficient features are also commendable, making it a more sustainable choice without compromising performance.

Lastly, the 42PC3R incorporates advanced plasma technology, offering both a 42-inch screen and Full HD resolution. It stands out with LG’s Infinite Contrast feature, enabling deeper blacks and brighter whites. This model also embraces LG's stylish design philosophy, ensuring it looks modern and attractive in any home environment. Furthermore, it includes multiple connectivity options, such as HDMI ports and USB inputs, which enhance versatility and ease of use, allowing users to connect a variety of external devices.

Overall, each model—42LC2R, 50PC1R, 37LC2R, and 42PC3R—showcases LG Electronics' commitment to delivering high-quality displays, innovative technologies, and functional designs. Whether for enjoying high-definition movies or gaming, these televisions promise to enhance the viewing experience while adapting to various consumer needs.