LG Electronics L1933TR Only for training and service purposes, LGE Internal Use Only, Transformer

Page 30
TRANSFORMER

 

 

 

 

DATE: 2007. 02. 06.

*S

*AL

LOC. NO.

PART NO.

DESCRIPTION / SPECIFICATION

 

 

R316

0RH2001D622

2K OHM 1 / 10 W 2012 5.00% D

 

 

R317

0RJ3303E472

330000 OHM 1/8 W 1% 2012 R/T

 

 

R318

0RJ1503E472

150K OHM 1/8 W 1% 2012 R/TP

 

 

R319

0RH1303D622

130K OHM 1 / 10 W 2012 5.00%

 

 

R320

0RH1502D422

"15K , 1/10W 1% TP"

 

 

R321

0RH1002D422

10K OHM 1/10 W 1% 2012 R/TP

 

 

R401

0RJ1001G476

1K OHM 1/4 W 1% 3216 R/TP

 

 

R402

0RJ1001G476

1K OHM 1/4 W 1% 3216 R/TP

 

 

R403

0RJ1001G476

1K OHM 1/4 W 1% 3216 R/TP

 

 

R404

0RJ1001G476

1K OHM 1/4 W 1% 3216 R/TP

 

 

R406

0RJ3600E472

360 OHM 1/8 W 1% 2012 R/TP

 

 

R407

0RJ3600E472

360 OHM 1/8 W 1% 2012 R/TP

 

 

R408

0RJ3600E472

360 OHM 1/8 W 1% 2012 R/TP

 

 

R409

0RJ3600E472

360 OHM 1/8 W 1% 2012 R/TP

 

 

TH101

6322A00035A

10D2-07 SEMITEC 10OHM 15% L1

 

 

 

 

 

TRANSFORMER

 

 

 

T101

61709MC011A

EER3016 430UH LX52 LIPS SMPS

 

 

T301

61709MC010A

EFD-2124 95UH INVERTER TRANS

 

 

T302

61709MC010A

EFD-2124 95UH INVERTER TRANS

 

 

 

 

 

OTHERs

SC101

F101

FB101

HS1

HS2

HS3

HS4

L202

LF101

P201

P401

P402

P403

P404

J30

J31

6620K00020A

0FZZTTH001E

6210TCE003G

4920900021A

4920900021A

4920900022A

4920900032A

61409B0009A

6200J000154

6602T20008K

6630V90218A

6630V90218A

6630V90218A

6630V90218A 971-0016 971-0016

HUAJIE AC UL/CSA 3PPIN BLACK TIME LAG HBC 2153.15MXE(LEAD BRS3550B BO SUNG 3550MM RADI EXTRUSION 10*20 16 LX52 EXTRUSION 10*20 16 LX52 PLATE 7*60 16 LX52

PLATE 20.5 *10.5 *12.0 HL-1520S JEONGSAN 7.0UH 25% 13.0*710*23680 SAMWAH BULK L SMW200-11 YEONHO 11P 2.0MM L "35001WR YEONHO 2P 3.5MM DIP," "35001WR YEONHO 2P 3.5MM DIP," "35001WR YEONHO 2P 3.5MM DIP," "35001WR YEONHO 2P 3.5MM DIP," TIN HDC 0.60H NON NON

TIN HDC 0.60H NON NON

Copyright 2007 LG Electronics. Inc. All right reserved.

- 30 -

Only for training and service purposes

LGE Internal Use Only

Image 30
Contents CHASSIS NO. LM57B READ THE SAFETY PRECAUTIONS IN THIS MANUALSame model for Service BEFORE SERVICING THE UNITCONTENTS SPECIFICATIONSmarked on the schematic diagram and the PRECAUTIONWARNING FOR THE SAFETY-RELATEDCOMPONENT Leakage Current Hot Check CircuitSERVICING PRECAUTIONS General Servicing PrecautionsElectrostatically Sensitive ES Devices Small-SignalDiscrete Transistor IC Remove/ReplacementReplacement Removal/ReplacementCircuit Board Foil Repair At IC ConnectionsAt Other Connections TIMING CHART VIDEOSYNC Soft pad on the table DISASSEMBLY-SetOnly for training and service purposes Pull up the stand part1.Pull the front cover upward Only for training and service purposesRemove the screws 3.Put the front face downDISASSEMBLY-Stand In case of Latch #1-1Only for training and service purposes In case of Latch #1DISASSEMBLY-Stand Hold the stand bodyMStarACE BLOCK DIAGRAMLIPS Line BufferBLOCK DIAGRAM-POWER POWERINVERTER 1.Video Controller Part DESCRIPTION OF BLOCK DIAGRAM2.Power Part 3.MICOM PartPRIMARY LIPS Board Block Diagram6.Signal collection Operation description LIPSADJUSTMENT SERVICE OSD Figure 1. Cable ConnectionTROUBLESHOOTING GUIDE 1. NO POWERWaveforms 2. NO RASTER OSD IS NOT DISPLAYED - LIPS 3. NO RASTER OSD IS NOT DISPLAYED - MSTAR Waveforms4. TROUBLE IN DPM Waveforms5. POWER 6. Raster LGE Internal Use Only WIRING DIAGRAMOnly for training and service purposes 6631900109AEXPLODED VIEW Only for training and service purposesLGE Internal Use Only EXPLODED VIEW PARTS LIST Ref. NoDescription Only for training and service purposes REPLACEMENT PARTS LISTSAFETY Mark CAUTION: BEFORE REPLACING ANY OF THESE COMPONENTSFILTERs Only for training and service purposesLGE Internal Use Only TRANSISTORCAPACITORS Only for training and service purposesLGE Internal Use Only TRANSISTORs & ICsOnly for training and service purposes LGE Internal Use OnlyTRANSFORMER Only for training and service purposes SCHEMATIC DIAGRAM1. SCALER LGE Internal Use Only2. POWER & WAFER Only for training and service purposesLGE Internal Use Only 3. INVERTER Only for training and service purposesLGE Internal Use Only 4. POWER Only for training and service purposesLGE Internal Use Only Feb P/NO MFL43002807
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L1733TR, L1933TR specifications

LG Electronics has established itself as a prominent player in the display technology market, offering a diverse range of monitors catered to various user needs. Among their notable models are the L1733TR, L1753TR, L1953T, L1953TX, and L1933TR, each designed to deliver exceptional performance, vivid visuals, and ergonomic features ideal for both casual users and professionals.

The LG L1733TR and L1753TR models are 17-inch and 17-inch widescreen monitors respectively, boasting a resolution of 1280x1024 pixels. These monitors utilize a TFT LCD panel technology that results in outstanding clarity and color accuracy. With a quick response time, they are well-suited for gaming and video playback, reducing motion blur and ensuring a smooth viewing experience. The aspect ratio of 5:4 for L1733TR and 16:10 for L1753TR further enhances compatibility with a variety of applications, particularly those requiring precise graphics.

The L1953T and L1953TX models represent LG’s commitment to larger display solutions, featuring a 19-inch screen size. With a resolution of 1280x1024 pixels, these monitors deliver sharp images and vibrant colors, making them ideal for graphic design and multimedia tasks. The L1953TX variant includes an added feature of built-in speakers, allowing for an all-in-one multimedia experience without the need for external audio devices.

The L1933TR, another commendable entry in LG's lineup, exhibits a sleek design with a slim profile and narrow bezels, making it a contemporary choice for users keen on aesthetics. This 19-inch monitor uses advanced backlight technology to provide better energy efficiency and reduced power consumption compared to traditional LCDs. With a wide viewing angle, the L1933TR ensures consistent image quality from different perspectives, allowing for collaborative work and presentations.

In terms of connectivity, all models are equipped with a variety of input options including VGA and DVI, facilitating compatibility with an array of devices such as laptops and desktops. The inclusion of various ergonomic features such as adjustable stands and VESA mount compatibility enhances user comfort, making long hours of work less taxing on the body.

Overall, LG's L1733TR, L1753TR, L1953T, L1953TX, and L1933TR monitors exemplify the company’s dedication to providing innovative display solutions that combine cutting-edge technology with user-friendly features, catering to the diverse requirements of modern users.