LG 62SX4D Service Manual
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LG 62SX4D Service Manual

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DLP Projection TV
SERVICE MANUAL
CHASSIS : MB-05EE
MODEL : 62SX4D
MODEL :
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
62SX4D-AA
website:http://biz.LGservice.com
e-mail:http://www.LGEservice.com/techsup.html

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Summary of Contents for LG 62SX4D

  • Page 1 DLP Projection TV SERVICE MANUAL CHASSIS : MB-05EE MODEL : 62SX4D MODEL : 62SX4D-AA CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

  • Page 2: Table Of Contents

    CONTENTS CONTENTS ........................2 SAFETY PRECAUTIONS ....................3 SERVICING PRECAUTIONS ..................4 CONTROL DESCRIPTIONS ....................6 REPLACEMENT THE LAMP ...................9 SPECIFICATIONS ......................10 ADJUSTMENT INSTRUCTIONS ..................17 BLOCK DIAGRAM......................23 EXPLODED VIEW ......................48 EXPLODED VIEW PARTS LIST ..................49 REPLACEMENT PARTS LIST ..................50 SVC. SHEET ........................PRINTED CIRCUIT BOARD ....................

  • Page 3: Safety Precautions

    SAFETY PRECAUTIONS IMPORT ANT SAFETY NOTICE Many electrical and mechanical parts in this chassis have special safety-related characteristics. These parts are identified by the Schematic Diagram and Replacement Parts List. It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X-RADIATION, Shock, Fire, or other Hazards.

  • Page 4: Servicing Precautions

    SERVICING PRECAUTIONS CAUTION: Before servicing receivers covered by this service transistors and semiconductor "chip" components. The manual and its supplements and addenda, read and follow the following techniques should be used to help reduce the SAFETY PRECAUTIONS on page 3 of this publication. incidence of component damage caused by static by static NOTE: If unforeseen circumstances create conflict between the electricity.
  • Page 5 c. Quickly move the soldering iron tip to the junction of the Fuse and Conventional Resistor component lead and the printed circuit foil, and hold it Removal/Replacement there only until the solder flows onto and around both the 1. Clip each fuse or resistor lead at top of the circuit board component lead and the foil.

  • Page 6: Control Descriptions

    CONTROL DESCRIPTIONS D/A TV POWER selects digital or analogue mode. switches the set on from standby or off to standby. MODE INPUT selects another device. selects the TV, AV1, AV2, AV3, Component1, D/A TV INPUT POWER HDMI/DVI GUIDE Component2, RGB or modes.
  • Page 7 < Front Panel Controls > < Front Panel Controls > * To maintain high quality of the sound, do not press the speakers. MAIN POWER (ON/OFF) MUTE INPUT MENU INPUT Button (Volume Down/Up) MENU Button Operation Indicator/ (Programme Up/Down) Lamp Indicator/ OK Button Temperature Indicator MUTE Button...
  • Page 8 <Back Panel> AUDIO AV 3 INPUT (L)/ MONO VIDEO S-VIDEO S-VIDEO INPUT AV 3 UPGRADE PORT ANTENNA RGB INPUT PC/DTV DIGITAL AUDIO (XGA /480p OPTICAL OUTPUT /720p S-VIDEO INPUT /1080i) COMPONENT DIGITAL AUDIO OPTICAL INPUT1 (COMPONENT2) INPUT2 INPUT1 RGB/DVI INPUT VIDEO 1 INPUT VIDEO 2...

  • Page 9: Replacement The Lamp

    LG Electronics is provided with an interlock switch to reduce Exit Cancel the risk of excessive ultraviolet radiation. Dispose of the used lamp by returning it to the LG electronics 2. Press the OK or button. service centre. Lamp use time will be reset.

  • Page 10: Specifications

    This spec sheet is applied to the 62” DLP TV used MB-05EE chassis. Chassis Model Name Market Place Brand Remark MB-05EE 62SX4D-AA Australia Specification Each part is tested as below without special appointment. 1) Temperature : 25!5°C, CST : 40°C ! 2°C 2) Relative Humidity : 65!10% 3) Power Voltage : Standard input voltage(AC 240V!10%, 50Hz) * Standard Voltage of each products is marked by model.
  • Page 11 Model Specification Specification Item Remark Market Australia Broadcasting system PAL B/ B, DTV : DVB-T Available Channel 00~12 28~69 CATV 02~44 06~12, 27~69 Receiving system Upper Heterodyne Video Input(3EA) PAL-B/G/H/I, PAL-60, NTSC-M, NTSC-44 Side 1/ Rear 2 Monitor Out(1EA) PAL-B/G/H/I, PAL-60, NTSC-M, NTSC-44 Rear(Composite Signal except DTV Mode) S-Video Input(2EA)
  • Page 12 CVBS/ L/ R / S-VHS(S-VHS Priority) Rear 2, Side 1 Audio Out(R/ L) Variable Audio Out, Monitor Out, Rear Optical Audio out Rear 62SX4D-AA Component Input 480i/ 576i/ 480p/ 576p/ 720p/ 1080i Rear RGB Input RGB-PC : Up to WXGA 60Hz Rear...
  • Page 13 Item Specification Remark Auto clock Off/ On/ Time Zone Year/ Date/ Time Manual Clock Menu Off/ On/ Time Off Timer (Time) Off/ On/ Time/ PR/ Vol On Timer Off/ 10/ 20/ 30/ 60/ 90/ 120/ 180/ 240 Min Sleep Timer On/ Off Auto Sleep Digital/ Analogue/ AV 1.2.3/ Comp 1.2/...
  • Page 14 AUDIO Specification Item Remark Unit Audio Noise Limited Sensitivity, Mono Audio Noise Limited Sensitivity, Stereo S/N Ratio S/Buzz Ratio Frequency Response 0.05 High high Distortion 20W+20W Audio Output, L/R (MAX) Audio Hum, L(mono) 12.5 Audio Hum, R 12.5 Stereo Separation, L/R Pilot Signal Detection Sensitivity,Stereo Max distortion Balance L/R deviation...
  • Page 15 Component Video Input (Y, P Resolution H-freq(kHz) V-freq(Hz) Pixel clock(MHz) Remark Proposed SDTV,DVD 480I(525I) 720*480 15.73 59.94 13.500 SDTV,DVD 480I(525I) 720*480 15.75 60.00 13.514 SDTV,DVD 576I(625I) 720*576 15.625 50.00 13.500 SDTV 480P 720*480 31.47 59.94 27.000 SDTV 480P 720*480 31.50 60.00 27.027 SDTV 576P...
  • Page 16 HDMI Input( PC ) Resolution H-freq(kHz) V-freq(Hz) Pixel clock(MHz) Remark Proposed 640*350 31.468 70.09 25.17 VESA(VGA) 640*480 31.469 59.94 25.17 VESA(VGA) 640*480 37.861 72.80 31.50 VESA(VGA) 640*480 37.500 75.00 31.50 VESA(SVGA) 800*600 35.156 56.25 36.00 VESA(SVGA) 800*600 37.879 60.31 40.00 VESA(SVGA) 800*600 48.077...

  • Page 17: Adjustment Instructions

    ADJUSTMENT INSTRUCTIONS 1. Application Object 4. Adjustment the optical engine This instruction is for the application to the DLP Projection 2. Notes (1) The power source insulation of this DLP Projection is not charging type and you may not use the transformer for insulation.
  • Page 18 2) When DMD glass stains with dust, polish the front and back DMD glass with soft cloth. Then, do it again after rotating 180 degree the DMD. If necessary, keep under observation. 3) Don’t clean the DMD with the high pressure. The static electricity and pollution influence to DMD.
  • Page 19 7-2. Adjustment Sequence 8-2. Control method with screen form. (1) After program running, displayed [OPTION MODE (1) If a screen is turned : A whole of Engine SELECTION] window. Check the “Load configuration File(.cdf,.pdr)” in this window and click the finish button. (2) When the screen displays the open window, select the suitable file(*.cdf) according to model.
  • Page 20 10. Screen Position Adjustment (2) Preparation for Adjustment (horizontal/vertical position Control) 1) Connect a power source with TV set and turn TV set on. 2) Do Heat-Run more than 5 minutes before adjustment. (3) sequence (MST9883C adjustment 2 times) (1) Required Test Equipment : Remote Control for Adjustment 1) Connect the COMPONENT1 PORT OF TV Set with the (2) Horizontality Position Adjustment equipment.
  • Page 21 13. CWI / NDC Adjustment Adjusting the Auto CCA : Default Data (CWI : 165, NDC : 12) (1) Required Test Equipment: CA-210 (1) Required Test Equipment: Remote control for adjustment (2) Preparation for Adjustment (2) Preparation for Adjustment 1) Install the equipment CA-210 at a distance of 5cm from 1) Connect the power at TV set to turn set on.
  • Page 22 (4) 62SX4D-AA CCA Auto-Adjustment Target Value. Check the adjustment of the plant shipping mode Color Temperature 62SX4D-AA : This adjustment is checking the set state after take a Coordinate Coordinate adjustment of examination, check state of this model as shown below pressing the IN_STOP button on the Cool 0.275...

  • Page 23: Block Diagram

    Main Chassis Main Chassis Y Y ,C ,C ,C ,C 8,10,12 8,10,12 15,17,19 15,17,19...
  • Page 24 - 24 -...
  • Page 25 Main Chassis Main Chassis Y Y ,C ,C ,C ,C 8,10,12 8,10,12 15,17,19 15,17,19...
  • Page 26 Main Chassis Main Chassis Y Y ,C ,C ,C ,C 8,10,12 8,10,12 15,17,19 15,17,19...
  • Page 27 Main Chassis Main Chassis Y Y ,C ,C ,C ,C 8,10,12 8,10,12 15,17,19 15,17,19...
  • Page 28 Main Chassis Main Chassis Y Y ,C ,C ,C ,C 8,10,12 8,10,12 15,17,19 15,17,19...
  • Page 29 Main Chassis Main Chassis Y Y ,C ,C ,C ,C 8,10,12 8,10,12 15,17,19 15,17,19...
  • Page 30 Main Chassis Main Chassis Y Y ,C ,C ,C ,C 8,10,12 8,10,12 15,17,19 15,17,19...
  • Page 31 Main Chassis Main Chassis Y Y ,C ,C ,C ,C 8,10,12 8,10,12 15,17,19 15,17,19...
  • Page 32 Main Chassis Main Chassis Y Y ,C ,C ,C ,C 8,10,12 8,10,12 15,17,19 15,17,19...
  • Page 33 Main Chassis Main Chassis Y Y ,C ,C ,C ,C 8,10,12 8,10,12 15,17,19 15,17,19...
  • Page 34 Main Chassis Main Chassis 8,10,12 8,10,12 15,17,19 15,17,19...
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  • Page 47 MEMO - 47 -...

  • Page 48: Exploded View

    EXPLODED VIEW - 48 -...

  • Page 49: Exploded View Parts List

    PWB(PCB) ASSEMBLY, SUB MAIN2 M.I MB05EE 62SX4D-AA .AAULLA DIGITAL AUS 6871VSMACCF PWB(PCB) ASSEMBLY, SUB SUB M.I MB05EA 52SZ8D-AA AUS COMPONENT M/I ASSY 6871VSMANZT PWB(PCB) ASSEMBLY, SUB SUB M.I MB05EE 62SX4D-AA AAULLA HD4 DRIVER M/I FOR AUS 3141VSNS77T CHASSIS ASSEMBLY, SUB MB05EE HD4 DMD BOARD ASSY FOR 62SX4D-AA 5900V09008F...

  • Page 50: Replacement Parts List

    K4R271669F-TCS8 54P UBGA TRAY RDRAM 0IMCRXL004A XC95288XL-10TQG144C,LF XILINX 144P IC303 IC801 0IMCRTI014A CDCR83 TEXAS INSTRUMENT 24P STOP IC304 0ICTMLG013A LGDT1901A LG IC 24P SSOP TRAY DPLL LGDP4411 IEP2 LG IC 208P LQFP TRAY IC802 0ICTMLG018B IC305 0IPRP00668A IDT2309A-1DCG IDT 16P,SOIC REEL TAPING IC802 0IMCRSG007A...
  • Page 51 LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION IC907 0IMCRSG008A 74LX1G14CTR SGS-THOMSON 5P SOT323-5L Q213 0TR387500AA CHIP 2SC3875S(ALY) BK KEC 74LX1G14CTR SGS-THOMSON 5P SOT323-5L CHIP 2SC3875S(ALY) BK KEC IC908 0IMCRSG008A Q215 0TR387500AA 0IMCRSG007A 74VIT125CTR SGS-THOMSON 5P S0T323-5L 0TR387500AA CHIP 2SC3875S(ALY) BK KEC IC910 Q103...
  • Page 52 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
  • Page 53 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
  • Page 54 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
  • Page 55 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
  • Page 56 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
  • Page 57 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
  • Page 58 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
  • Page 59 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
  • Page 60 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
  • Page 61 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
  • Page 62 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
  • Page 63 L702 140-315F TACT, 4LEAD EVQPC605K MATSUSHITA 0V L702 0LCML00004A MLB-160808-0068L-N2 1A MAG LAYERS SW100 140-313A TACT, 2LEAD 100G(TA) LG C&D 5V 0.001A L703 0LCML00002B MLB-321611-0050P-N1 6A MAG LAYERS MLB-321611-0050P-N1 6A MAG LAYERS 140-315F TACT, 4LEAD EVQPC605K MATSUSHITA 0V L704 0LCML00002B...
  • Page 64 CONNECTOR (CIRC),WAFERIL-G-04P P005B 366-169B CONNECTOR (CIRC),WAFERGIL-S-3P-S2T2 P841 366-932E CONNECTOR (CIRC),WAFERGIL-G-06P 366-932B CONNECTOR (CIRC),WAFERIL-G-03P LGC 366-932G CONNECTOR (CIRC),WAFERIL-G-08P CONNECTOR (CIRC),WAFERGIL-G-06P LGC 366-932E ACCESSORIES 6630VF01608 CONNECTOR (CIRC),WAFER53398-0890 P100 366-019P CONNECTOR (CIRC),WAFER2.5MM 15P AE125 3828VA0560C MANUAL, USER MB05EE LG 62SX4D-AA EN - 64 -...
  • Page 65 TH802 163-048D THERMISTOR,NTCKL15L2R5 SSANSHIN +/-15% TU100 6700MF0001P TUNER, TAUD-Z250D LGIT MULTI FS TU700 6700DF0001A TUNER, TDFB-Z205P LG INOTEK DIGITAL VA800 164-003K VARISTOR, SVC621D-14A ILJIN 620V 0% 3680V00135B LENS, BOOWON OPTICAL LENS 3680V00134B LENS, UNAXIS LENS RT-52SZ60D(HD3) LENS, UNAXIS PRISM DN-62SX40D (HD3)
  • Page 67 HD4+Drive...
  • Page 69 MAIN ( BOTTOM ) DIGITAL ( TOP ) DIGITAL ( BOTTOM ) DLP DRIVER ( TOP ) MAIN ( TOP ) DLP DRIVER ( BOTTOM ) SIDE A/V SENSOR B/D ( TOP ) INTERFACE SENSOR B/D ( BOTTOM ) DIGITAL AUDIO ( TOP ) TXT ( TOP ) SMPS TUNER ( BOTTOM )
  • Page 70 Jan., 2006 P/NO : 3828VD0190F Printed in Korea...

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