LG PB60G Service Manual
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LG PB60G Service Manual

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MARQUE : LG
REFERENCE : PB60G
CODIC : 3661660

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Summary of Contents for LG PB60G

  • Page 1 MARQUE : LG REFERENCE : PB60G CODIC : 3661660...
  • Page 2 Internal Use Only North/Latin America http://aic.lgservice.com Europe/Africa http://eic.lgservice.com Asia/Oceania http://biz.lgservice.com DLP PROJECTOR SERVICE MANUAL CHASSIS : FM21B MODEL : PB60G PB60G-JE CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. P/NO : MFL67479903 (1209-REV01) Printed in Korea...

  • Page 3: Table Of Contents

    SPECIFICATION ..................4 ADJUSTMENT INSTRUCTION ..............5 BLOCK DIAGRAM .................. 13 EXPLODED VIEW .................. 14 SCHEMATIC CIRCUIT DIAGRAM .............. - 2 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 4: Safety Precautions

    An other abnormality exists that must be corrected before the receiver is returned to the customer. - 3 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 5: Specification

    Picture size WXGA (1280 x 800) Aspect ratio 16:10 Panel Resolution Operating Temperature Operating Humidity Storage Temperature Storage Humidity - 4 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 6: Adjustment Instruction

    A f t e r f o r e i g n o b j e c t i n s p e c t i o n , f o c u s l i n e width(measurement category: refer to the figure), and Focus Stopper location inspection, fix the lighting system adjustment lens. - 5 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 7 (Fig. 4-3-4) Measure brightness at 10mm inside the screen (5) Lighting Margin Spec shall be smaller than 104% of (4) (Fig. 4-4-3) Bushing verification location brightness/(3)brightness. - 6 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 8 “Country Group Code”. ( DMD Light Source Spec: It is not seen with naked eyes in (3) In case of PB60G-JE, change “Country Group Code” Full Gray 10 Pattern.) to “17” and press the down arrow key once to change "Country"...
  • Page 9 (Fig. 10-1) Line Width Measuring Point (Fig.7-2-1) Selection Category on ADJ Menu (Left) (Fig.7-2-2) Selection Category on ADJ Adjustment Menu (Right) - 8 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 10 (5) To exit, press “IN-START” or “EXIT” of the adjustment remote controller again to exit. (Fig. 12-2) Auto Keystone Menu (Fig. 13-1) Adjustment Menu when IN-START is selected - 9 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 11 CCA adjustment PC screen, window as in (Fig. 14-3) is 14.1. Used Device displayed. (1) Photometer (Model Name: CL-200 or CL-200A) 1EA --> 1) Click ‘Model’ to select ‘PB60G’ model, Measure color coordinate at the center of the projection 2) And click ‘Adjustment’, then the adjustment starts. screen...
  • Page 12 2) Press ‘Finish’ button of the screen. (3) White brightness inspection: Check if PB60G brightness is Min Spec 210 ANSI lm or more. 16. Final Inspection - Carry out according to the contents of the final inspection in the Working Guide.
  • Page 13 60 3E 96 00 D0 E0 21 00 00 18 26 36 80 A0 70 38 1F 70 40 30 20 25 00 80 38 74 00 00 1A 00 00 00 00 C6 - 12 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 14: Block Diagram

    BLOCK DIAGRAM - 13 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 15: Exploded View

    X-RADIATION, Shock, Fire, or other Hazards. Do not modify the original design without permission of manufacturer. Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only - 14 - Only for training and service purposes...
  • Page 16 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR MAIN1 FLASH/EEPROM/GPIO THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 17 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR MAIN2 THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Video Input,Audio,ETC Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 18 20120221 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. POWER Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 19 20120221 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. DDP6401 Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 20 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR DDR_256 THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 21 LM1_HW600G 20111129 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 22 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LED DRIVER Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 23 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 25 7. Trouble shooting 8. Adjustment mode use method 9 Main S/W download method 9. Main S/W download method 10. Sub S/W download method Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 26: Pb60G Features

    Embedded Divx (MP3, JPEG, MPEG4) Wide Digital Keystone Correction Picture Still (PB60G) Quick Power on/off, Auto Off Auto Power Expert Color Control Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 27 Features - Dimension & Weight 450g Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 28 HeadSet RGB to component Earphone Setup Box Speaker DVD Player Game console Digital Setup Box Digital Camcorder Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 29 100% free of mercury or other hazardous materials found in most lamps. No more discarded bulbs, reducing the amount of toxic solid waste in our landfills. Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 30 Ultra-Fast pursing of LED light eliminates motion blur and color break up. HS200 NTSC Conventional lamp HDTV HDTV SMPTE Instant-on with full brightness. Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 31 LED control Board in LED control Board. Twin XD engine is premium picture control engine made from LGE’s 10 years picture quality technology. Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 32 Features - Advanced Color Control You can set up the picture as you like it to be with LG’s very detail Expert control mode. ▲ Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 33 0 80 0.80m 1 29 1.29m 1 62 1.62m 1 95 1.95m 2 60 2.60m 3 25 3.25m 3.25m 1.29m 0.80m Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 34 Features - Using USB 2.0, DivX SD USB Ext. HDD Memory card USB Memory Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 35 Wide Keystone HW300 ±40’ keystone correction means wider projection scenes, as compared with conventional projectors keystone ±12’, giving you a 28% increase. Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 36 Just Scan activates only in 720p above via component & HDMI input. * Cinema Zoom doesn’t activate with PC input mode. Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 37 Regardless of projection position, the HW300 adjusts the L/R sound out position automatically. Left Right Front Front Ceiling R R ear Rear Ceiling Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 38 Features - Easy User Interface Graphic based user interface helps you to use menu easier. Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 39 1. Brightness 400ANSI lm - PhlatLight (Photonic Lattice) LED technology for Very High surface brightness - High Efficiency Collimator Lens for collecting light Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 40 (No color wheel: Sequential R, G, B LED lighting) Color Wheel Timing Sequence Timing Sequence Incident Light LED Driving Timing Sequence Timing Sequence Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 41 - LED Lamp : 120,000hrs @ PT54 - UHP Lamp : 20,000hrs @ 100W LED Lamp Lifetime UHP Lamp Lifetime 20,000hrs @100W UHP Lamp Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 42 - Eco-friendly and safe as discharge gas is not used Mercury Free - Since a lifetime is semi-permanent, there are less issues with regards to wastes. : RoHS Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 43 1.0E + 03 60,000 hrs. ( C) Device Junction Temperature 100,000 hours 100,000 hours 100,000 hours 100,000 hours 60,000 hours 60,000 hours Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 44 • BOX SIZE(mm) : 300(W) X 245(D) X 120(H) • SET SIZE(mm) : 158(W) X 101.5(D) X 33.8(H) • LEG SIZE(mm) : 4.5 Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 45: Set Structure

    ▶ Tripod, Ceiling Mount fixing ▶ Height adjustment leg ▶ Speaker(2ea) ▶ Foot, Rubber(2ea) ▶ IR light receiving ▶ AV terminal Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 46 SET structure – Label & Kensington ▶ Label attachment part ▶ Kensington Lock Hole Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 47 Cable grappling P402 P3001 P3002 P3901 P101 P3004 P908 Insert as a LABEL of a FAN is on the right side Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 48 Side Case ASSY Jack Shield (10) Speaker Assy (2EA) Speaker Assy (2EA) (11) 10. Bottom Assy 11. Leg Rear (2EA) (2EA) Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 49 Fan 및 Jack Shield Assembly 및 J k Shi ld A Assembly completion l ti Top Cover Assy + Side case Assembly and cable grapping Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 50 - - Quantity : 1 EA - - Quantity : 2 EA - - Type : Axial Fan (Sunon) - - Type : Axial Fan (Sunon) Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 51 Engine structure – Engine Assy figuration Engine Assembly composition Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 52 Supporter DMD PCB Supporter DMD_PCB Spring(coil) Heatsink DMD Supporter Heatsink DMD Supporter Heatsink_DMD Heatsink R Heatsink GB LED Dust filter Poron Focus gear Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 53: Engine Structure

    Focus gear(MDT62508201) Rubber_LED 3EA(3858V00005U) Supporter DMD(MJH62339601) Supporter DMD PCB(MJH62760501) Spring(4970V00015S) LED 3EA Heatsink_LED R(MED62553001) Heatsink DMD(MED62552901) Optical Engine(MFB62874701) DMD PCB Supporter Heatsink(MJH62758101) Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 54 In PB61K an engine is supplied by a module (Digital Optik) In PB61K ,an engine is supplied by a module (Digital Optik) Engine Moduling figure Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 55: Set Assembly Diagram

    (Operate to be located in the center of a fan thickness) 18 mm 18 mm : Fan (EAL61101001) : Fan (EAL61081701) : Cushion (MDS62005705) Location of Cushion 30 mm Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 56 PCB ※ Insert carefully with regards to a speaker shape and a direction Arrange lead through the grooves of main PCB Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 57: Optical Layout

    Optical Layout Projection Lens Green Blue L00 Lens Collimator Lens Collimator Lens 0.45” WXGA DMD Panel L01 Lens Prism Dichroic Mirror Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 58 FEL (Fly Eye Lens) Collimator Lens Prism Shedding a panel light on Shedding a panel light on Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 59 Optical Layout - DMD OFF TIR P i TIR Prism ON-OFF separation using a total reflection Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 60: Optical Layout

    Micromirrors, extremely tiny, are installed in the Bias- Landing DMD chip. Reset Reset Site Site CMOS - Micromirror is in charge of a pixel. Memor Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 61 Optical Layout - DMD Panel DMD : A card section of the stadium DMD : A card section of the stadium Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 62 'colors' with a high degree of into two or more wavelength regions or colors with a high degree of efficiency. Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 63: Circuit Composition

    To DMD B/D R19FC6H 70 pin Receiver Module Receiver Module TPS65145PWPR :PMIC LGE3549XS :Display SOC DPP6401 W25Q80BVSSIG To Speaker :Display SOC :SERIALFLASH 4pin Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 64 REGULATOR :EEPROM H27U1G8F2BTR :NAND Flash Memory AT24C32D :EEPROM AP2191DSG AO4423 AO4423 T11264 29LV160DBTI T11264 29LV160DBTI :Analog Switch :FET :NOR Flash Memory Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 65 To Main B/D To MAIN B/D 74LVC2G17GW NLASB3157DFT2G 30PIN 6PIN :CMOS :Analog Switch LM27152 Bottom :Regulator KIA75S358F MAX16821CATI :OP Amplifier :LED Driver Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 66 DMD B/D FBX0040CMFF6UA00 Socket ANSG08QL ANSG08QL Touch sensor IC To Main B/D : 14PIN To Main B/D : 70PIN Bottom 24-216/T1D-APQHY/2A Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 67 V KIA78R25F V AZ1117H-1.2 0.525 A 0.125 A V AZ1117H-1.8 0.22 19.5 V MAX16821 3.01659 A 10.00 A 5V @8.1A Power 58.8235 Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 68 Circuit composition - Power Block Diagram Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 69: Trouble Shooting

    Keypad Board Key does not operate, Cable P/N : EAD37058302 P908 Speaker Speaker does not print out. , Cable P/N : EAB62689401 Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 70 P805 MAIN board No image, Cable P/N : EAD58345817 P874 P873 P874,P873, Engine No image, Cable P/N : EAD62123601, EAD62123602 P872 Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 71 DMD connection cable check LED board defect check DMD board defect check Main board defect check DMD parts defect check Main board defect check Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 72 3. When pressing In-Stop button of a remote control for an adjustment, an initialization is completed. <When pressing ADJ> <When pressing IN-START> Adjustment remote control Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 73: Adjustment Mode Use Method

    17.Fan Table Control – FAN RPM TABLE correction 18.DPP6401 Download(Not in use) 19.Model Option(Not in use) 20.Shutdown Control – Shutdown temperature correction Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 74 Energy Saving : Indicate a brightness mode applying to Set.(Able to change) Fan # :RPM, duty, and voltage values that is applied to each fan (Able to change, DUTY) Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only...
  • Page 75 Instart Adjustment mode use method Screen figure Screen figure Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 76 DPP TEST PATTERN(Same with Instart) Auto Keystone – Set Auto Keystone Calibration Country Group(Not in use) Cou t y G oup( ot use) Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 77 ( COOL , NORAM , WARM ) PATTERN R,G,B, and W values measured by an illuminometer (CL200 ) CCA Target coordinates value Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 78: Main S/W Download Method

    When the upgrade is completed , JTP power turns off and then on automatically. (The time required: 2 ~ 3 minutes) < In case of the latest S/W is already included> Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 79 (DPP6401) SUB S/W Download Tool Down scrollbar until bottom Select this radio button 3.Click next button Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 80 (DPP6401) SUB S/W Download Tool 4.Click button next Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 81 (DPP6401) SUB S/W Download Tool 5 Cli k 5.Click next button t b tt Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 82 (DPP6401) SUB S/W Download Tool 6 Click next button 6.Click next button Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 83 (DPP6401) SUB S/W Download Tool 6.Click finish button Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 84 USB (DDP2230 Only) . You can now use DLP Composer Lite to communicate with a DDP2230 b ased projector via USB using the Flash Loader and Projector Control tools. Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 85 At this time, a USB SELECT item converts to DDP6401 UART by moving a key left and right. USB SELECT : DDP6401 UART Fig. b Fig. a Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 86 USB cable ( A to B ) : Different shape on Debug Board UART(Serial) cable 3. Click DLP Composer ™ Tool. Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 87 (DPP6401) SUB S/W Download Tool 4. Edit Preferences click 5. Establish by USB in Communications item. ( DPP6401 Downloading is using UART(Serial) connection ) Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 88 Skip Boot Loader Area (load all but the first 32 KB) Enter range of Inage Data to be updated (in Hex) Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 89 9. select Program (download_file.img) according to path stored program to upgrade S/W in Flash Image File of Options item. 10. Start Download. Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 90 10-b. Press [YES] button ( entering the download mode ) 10-e. Erasing the old image 10-c. Press [YES] button ( stating the download ) Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 91 10-e. Downloading new image 11 Download completed state 11. Download completed state Download complete. 12. Extract USB and … now Projector turn on . Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 92 2,500 lx, . ▶ 2,500 ( lx ) x 0.495 (㎡) = 1,237.5 (lm) * ∴ 1,237.5 ANSI lm 1,237.5 ANSI lm Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 93 (Super Extended Video Graphics Array) UXGA 1600×1200 (Ultra Extended Video Graphics Array) EWS(Engineering Work Station) VESA NTSC 640× 480 VIDEO PAL/Secom 768× 576 Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 94 (standard SC processes) Package (Type A) - - - - - - Optical, hermetic, welded lid Tilting Angle: ±10˚ ±12˚ Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 95 Introduction DMD Introduction DMD Reference 2. What is DLP? Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 96 Reference 2. What is DLP? DLP projection display is a SLM(spatial light modulator) display. Gray level is realized by ON and OFF time. Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 97 Present DMD Sequence Present DMD Sequence Flickering & rainbow improvement Flickering & rainbow improvement Flickering & rainbow improvement Flickering & rainbow improvement Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 98 Video Quality DLP= fast switching: minimal ‘lag’ (few μs) LCD= slow switching: significant ‘lag’ (tens of ms) smearing for fast moving video Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 99 Comparison LCD with DLP Comparison LCD with DLP Reference 2. What is DLP? Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 100 R,G,B Bandwidth is depend on each color because of non-sequential system wavelength wavelength - Smallest & Brightest DLP= simple optical system, good reflectivity LCD= complex optical system LCD= complex optical system Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 101 - LCD panel degrades as a function of both time and use - DMDs have shown consistent robust performance over time with up to 100,000 hours lifetime hours lifetime Start Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 102 Wavelength[nm] motor wheel rotation light spot Index mark Color wheel Fig 4: Structure of Color Wheel (Example) PWM and Color Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 103 A color combination is composed by a linkage motion of a micro mirror of a DMD at the same time as each color of a filter is changed. Operation screen of RGB filter Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 104 R*1+G*0+B*1+R*1 +G*0+B*1……If the principle is applied, many color combinations can be made thereby creating various colors. Therefore, a color expression using DMD is done purely based upon a digital method. Copyright © 2012 LG Electronics Inc. All rights reserved. LGE Internal Use Only...

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