LG RU-44SZ63D Service Manual
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LG RU-44SZ63D Service Manual

LG RU-44SZ63D Service Manual

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Download this manual See also: Owner's Manual
DLP PROJECTION TV
SERVICE MANUAL
CHASSIS : MB-042H
MODEL : RU-44SZ63D
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
CANADA : http//biz.lgservice.com
USA
: http//www.lgservice.com
: http//lgservice.com/techsup.html

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  • Page 1 CANADA : http//biz.lgservice.com : http//www.lgservice.com : http//lgservice.com/techsup.html DLP PROJECTION TV SERVICE MANUAL CHASSIS : MB-042H MODEL : RU-44SZ63D CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

  • Page 2: Safety Precautions

    If the exposed metallic part has a return path to the chassis, the measured resistance should be between 1MΩ and 5.2MΩ. CANADA: LG Electronics Canada, Inc. 550 Matheson When the exposed metal has no return path to the chassis the Boulevard East Mississauga, Ontario L4Z 4G3 reading must be infinite.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS SPECIFICATIONS..............4 DESCRIPTION OF CONTROLS ...........5 ADJUSTMENT INSTRUCTION...........12 PRINTED CIRCUIT BOARDS ..........19 BLOCK DIAGRAM...............29 EXPLODED VIEW...............36 EXPLODED VIEW PARTS LIST .........37 REPLACEMENT PARTS LIST ..........38 SCHEMATIC DIAGRAM............- 3 -...

  • Page 4: Specifications

    SPECIFICATIONS Product Specifications Models RU-44SZ63D Horizontal Size (Inches) 41.7 Height (Inches) 30.1 Depth (Inches) 14.2 Weight (lbs.) Power Requirement AC 120V, 60Hz Television System American TV Standard, NTSC, ATSC with STB Television Channels VHF: 2 - 13 UHF: 14 - 69...

  • Page 5: Description Of Controls

    DESCRIPTION OF CONTROLS Function Status Indicators Lamp indicator, operation indicator, and temperature indicator located below the front panel controls, reveal the operating status of the DLP projection TV. Operation Indicator Temperature Indicator Lamp Indicator Power cord is not connected. Power Cord is connected, TV is in standby mode. Operation Indicator Green TV turns on.
  • Page 6 DESCRIPTION OF CONTROLS Rear Connections Panel Connecting cables and external equipment to your TV. RF Connector: Antenna Used to connect analog ANT IN cable or antenna signals +75 Ω to the television, either directly or through your cable box. RGB INPUT S-VIDEO In PC/DTV A connection available with...
  • Page 7 DESCRIPTION OF CONTROLS Front Connection Panel There are four jacks on the left side on your projection TV that make connecting Audio/Video devices like video games and camcorders very simple. The jacks are like those found on the back jack connection panel.
  • Page 8 DESCRIPTION OF CONTROLS Remote Control Functions in TV Mode MODE Selects the remote operating mode: TV, VCR, Cable, DVD and Satellite. Select other oper- INDICATOR LIGHTS ating modes, for the remote to Show active remote mode control external devices. every time any button is VCR CABLE DVD SAT pressed.
  • Page 9 DESCRIPTION OF CONTROLS Remote Control Functions in TV Mode VCR CABLE DVD SAT MODE LIGHT POWER POWER Turns your TV or any other TV/VIDEO FRONT programmed equipment on or off, depending on mode. COMP1 COMP2 COMPONENT 1, 2 Selects: RGB-DTV and Selects component signal sources, RGB-PC input sources.
  • Page 10 DESCRIPTION OF CONTROLS On-Screen Displays This page describes your on-screen display and information banner options. Channel Label If a channel label has been Main Channel Display set, then it will appear here. Displays current channel number. PIP Display TV 13 This display MONO appears when...
  • Page 11 DESCRIPTION OF CONTROLS Front Panel Controls POWER MENU ENTER POWER MENU ENTER (Same as ENTER button on your remote control) VOLUME UP / DOWN CHANNEL UP / DOWN Operation indicator. Lamp indicator. Temperature indicator. The POWER, CHANNEL, TV/VIDEO, and VOLUME buttons work just as they do on your remote control.

  • Page 12: Adjustment Instruction

    ADJUSTMENT INSTRUCTIONS 1. Application Object (3) As shown <Fig. 1>, using the CH+ ( ), CH- ( ) keys, to select an item, press the ENTER or VOLUME+ ( ) keys to These instructions apply to the DLP Projection(Chassis: enter the appropriate item and begin the adjustment. MB-042H).

  • Page 13: Adjustment Instructions

    ADJUSTMENT INSTRUCTIONS 5. Adjusting the Optical Engine (3) After adjusting the illuminator, adjust the focus by using the focus adjustment screw of projection lens. After adjusting, fasten the screw tighty and secure with sealer. (1) After placing the optical engine on the JIG, adjust illuminator by adjuting with automatic adjustment the B as shown <Fig.
  • Page 14 ADJUSTMENT INSTRUCTIONS 6. Adjusting the Actuator 7-2. Caution for DMD Cleaning (1) Use caution to prevent scratches to the DMD glass. (Initial Data: ACT Phase=220, ACT Gain=60) (2) When DMD glass stains with dust, polish the front and back DMD glass with soft cloth. Then, rotate the DMD 180 6-1.
  • Page 15 ADJUSTMENT INSTRUCTIONS 9. CPLD Download Work (4) Select program options. (5) Check the [Erase before programming] and [Verify] menu as shown <Fig. 12> and press the OK button. 9-1. Required Test Equipments & (6) At this time, the download starts. The download will finish Preparation for Adjustment in about 10 seconds.

  • Page 16: Screen Position Adjustment

    ADJUSTMENT INSTRUCTIONS 10-2. It followed in Screen Form, Bottom screen size a lot, fix the top/bottom screen size to be same as. Adjustment Method (2) In case of the upper screen size is smaller bottom screen (1) When the screen is rotated: Rotate the Engine to adjust size than: downward projector 1) Badness Type: Tilt Badness 2) Adjustment Method:...
  • Page 17 ADJUSTMENT INSTRUCTIONS 12-2. Preparation for Adjustment (1) Connect power and turn TV set on. (2) Perform Heat-Run for at least 5 minutes. (3) Select Component Input. (4) Receive the 720P/60Hz, HozTVBar Pattern of 801GF/802F. (Refer to <Fig. 15>) 12-3. Offset/ Gain Adjustment (1) Press ADJ key on the Remote Control to enter the adjustment mode after more than 10 seconds of receiving the signal.

  • Page 18: White Balance Adjustment

    ADJUSTMENT INSTRUCTIONS (3) Using CH UP/DOWN key of the Remote Control, enter the Warm(6500cK) : x = 0.313, y = 0.320 1) R Gain 109 fixation RED PATTERN. 2) Adjust white balance changing G, B gain. (4) Check the RED Pattern to uniform. After checking unless 3) Offset fixation R/G/B -->...

  • Page 19: Printed Circuit Boards

    PRINTED CIRCUIT BOARD MAIN(TOP) - 19 -...
  • Page 20 PRINTED CIRCUIT BOARD MAIN(BOTTOM) - 20 -...
  • Page 21 PRINTED CIRCUIT BOARD SMPS - 21 -...
  • Page 22 PRINTED CIRCUIT BOARD AC INPUT HD3 DLP SENSOR(TOP) HD3 DLP SENSOR(BOTTOM) PRE AMP CASE S/W SIDE A/V INTERFACE - 22 -...
  • Page 23 PRINTED CIRCUIT BOARD LVDS B/D(TOP) LED(TOP) LED(BOTTOM) - 23 -...
  • Page 24 PRINTED CIRCUIT BOARD LVDS B/D(BOTTOM) - 24 -...
  • Page 25 PRINTED CIRCUIT BOARD COMPONENT(TOP) COMPONENT(BOTTOM) TACT S/W(TOP) TACT S/W(BOTTOM) - 25 -...
  • Page 26 PRINTED CIRCUIT BOARD TUNER(TOP) - 26 -...
  • Page 27 PRINTED CIRCUIT BOARD TUNER(BOTTOM) - 27 -...
  • Page 28 PRINTED CIRCUIT BOARD DIGITAL(TOP) DIGITAL(BOTTOM) - 28 -...

  • Page 29: Block Diagram

    BLOCK DIAGRAM - 29 -...
  • Page 30 BLOCK DIAGRAM - 30 -...
  • Page 31 BLOCK DIAGRAM - 31 -...
  • Page 32 BLOCK DIAGRAM Switching Filter - 32 -...
  • Page 33 BLOCK DIAGRAM - 33 -...
  • Page 34 BLOCK DIAGRAM - 34 -...
  • Page 35 NOTES - 35 -...

  • Page 36: Exploded View

    EXPLODED VIEW - 36 -...

  • Page 37: Exploded View Parts List

    SUPPORTER,SCREEN EGI TOP,RN-44SZ50H 4980V00823B SUPPORTER,SCREEN EGI LEFT, DN-44SZ60D 3211V00160B FRAME ASSEMBLY,FRONT RU-44SZ61D NOBLE BLACK 3809V00356H BACK COVER ASSEMBLY,RU-44SZ63D NON UPPER 3550V00269D COVER,LAMP RU-44SZ51D PC-ABS FAN 7S00115A 3550V00311C COVER,REAR RU-44SZ61D PC-ABS . 4810V00815B BRACKET,COVER DN-44SZ51H/60H NB03KB ABS, AF-303S LAMP SIDE DUCT...

  • Page 38: Replacement Parts List

    KA431Z 3DIP 0IMCRKE006A KIA278R05PI TO220IS,4P IC404 IC900 0IMCRTI012B 2503253-0003(DAD1000-3) 80P 0IMCRKE006B KIA278R33PI TO-220IS 4P IC405 IC900 0ICTMLG018A LGDP4410 LG IC 176P IC406 0IMCRKE006B KIA278R33PI TO-220IS 4P IC906 0IMCRSG007A 74VIT125CTR 5P S0T323-5L IC407 0IPMGKE045A KIA278R25PI 2.5V 2A TO220IS 4P IC907 0IMCRSG008A...
  • Page 39 REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION Q100 0TR387500AA CHIP 2SC3875S(ALY) KEC Q501 0TR830009BA BSS83 CHIP 2SC3875S(ALY) KEC BSS83 Q1000 0TR387500AA Q502 0TR830009BA 0TR387500AA CHIP 2SC3875S(ALY) KEC 0TR387500AA CHIP 2SC3875S(ALY) KEC Q1001 Q600 Q1002 0TR387500AA CHIP 2SC3875S(ALY) KEC Q601...
  • Page 40 REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION D834 0DR010009AA EG01C 1000V 0.5A 10A C1112 0CK104CF56A 0.1UF 1608 16V 10% 1N4148 TP GRANDE 0.1UF 1608 16V 10% D835 0DD414809ED C1113 0CK104CF56A 0DD414809ED 1N4148 TP GRANDE 0CK103CK56A 0.01UF 1608 50V 10% D840...
  • Page 41 REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION C1166 0CK103CK56A 0.01UF 1608 50V 10% C204 0CK105DF64A 1UF 2012 16V 20% 0.01UF 1608 50V 10% 10UF MVG 16V 20% C1167 0CK103CK56A C205 0CE106SF6DC 0CK103CK56A 0.01UF 1608 50V 10% 0CK105DF64A 1UF 2012 16V 20% C1168...
  • Page 42 REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION C405 0CE226SF6DC 22UF MVG 16V 20% C633 0CK104CF56A 0.1UF 1608 16V 10% 1UF 2012 16V 20% 0.1UF 1608 16V 10% 0CK105DF64A C634 0CK104CF56A 0CE226SF6DC 22UF MVG 16V 20% 0CK104CF56A 0.1UF 1608 16V 10% C508...
  • Page 43 REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION C714 0CK104CF56A 0.1UF 1608 16V 10% C740 0CK104CF56A 0.1UF 1608 16V 10% 47UF MVG 16V M 0.1UF 1608 16V 10% C714 0CE476SF6DC C741 0CK104CF56A 0CE476SF6DC 47UF MVG 16V M 0CE108DJ618 1000UF STD 35V M C715...
  • Page 44 REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION C783 0CK104CF56A 0.1UF 1608 16V 10% C833 0CC1000K115 D NP0 TS 0.1UF 1608 16V 10% 0.1UF 1608 16V 10% C800 0CK104CF56A C834 0CK104CF56A 0CK104CF56A 0.1UF 1608 16V 10% 0CK1040K945 0.1UF 50V Z F TR C801...
  • Page 45 REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION C904 0CK104CF56A 0.1UF 1608 16V 10% L861 150-C02F COIL,CHOKE 82UH COIL,CHOKE CHOKE 10UH R C905 0CK104CF56A 0.1UF 1608 16V 10% L871 150-C02V 0.1UF 1608 16V 10% 150-C02F COIL,CHOKE 82UH C906 0CK104CF56A...
  • Page 46 REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION 0RD0752F609 75 OHM 1/6 W 5.00% R876 0RD1001F609 1K OHM 1/6 W 5% 1.5 OHM 1 W 5.00% 3.9 OHM 1/6 W 5.00% 0RS0151J607 R877 0RD0391F609 0RF0331H609 3.3 OHM 1/2 W 5.00% 0RD1002H609 10K OHM 1/2 W 5.00%...
  • Page 47 REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION L1100 0LCML00003B FILTER,EMC MLB-201209-0120P-N2 5A X700 6212AB2806A RESONATOR,CRYSTAL SX-1 24.576MHZ L1103 0LCML00003B FILTER,EMC MLB-201209-0120P-N2 5A MISCELLANEOUS L505 0LCML00003B FILTER,EMC MLB-201209-0120P-N2 5A F701 0FS4001B84B FUSE,SLOW BLOW 0FS 4000MA 250V L581 0LCML00003B FILTER,EMC MLB-201209-0120P-N2 5A...
  • Page 48 Aug., 2004 P/NO : 3828VD0183H Printed in Korea CANADA: LG Electronics Canada, Inc. 550 Matheson Boulevard East Mississauga, Ontario L4Z 4G3 : LG Electronics Alabama, Inc. P.O.Box 240007, 201 James Record Road Bldg 3 Huntsville, AL 35824...

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