LG RU-44SZ61D Service Manual
  1. Manuals
  2. Brands
  3. LG Manuals
  4. Projection TV
  5. RU-44SZ61D - - 44" Rear Projection TV
  6. Service manual

LG RU-44SZ61D Service Manual

Chassis : nb-03jc
Hide thumbs Also See for RU-44SZ61D:
Table of Contents

Advertisement

Quick Links

Download this manual See also: Owner's Manual
DLP Projection TV
SERVICE MANUAL
CHASSIS : NB-03JC
MODEL : RU-44SZ61D RU-52SZ61D
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
website:http://biz.LGservice.com
e-mail:http://www.LGEservice.com/techsup.html

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the RU-44SZ61D and is the answer not in the manual?

Questions and answers

Related Manuals for LG RU-44SZ61D

Summary of Contents for LG RU-44SZ61D

  • Page 1 DLP Projection TV SERVICE MANUAL CHASSIS : NB-03JC MODEL : RU-44SZ61D RU-52SZ61D CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

  • Page 2: Safety Precautions

    SAFETY PRECAUTIONS 1. Before returning an instrument to the customer, always make a safety they are serviced. (X-radiation protection circuits also may be called check of the entire instrument, including, but not limited to, the "horizontal disable" or "hold-down.") Read and apply the high voltage following items: limits and, if the chassis is so equipped, the X-radiation protection circuit a.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS SPECIFICATIONS..............4 DESCRIPTION OF CONTROLS ...........5 ADJUSTMENT INSTRUCTION...........13 BLOCK DIAGRAM...............19 EXPLODED VIEW............24,26 EXPLODED VIEW PARTS LIST ........25,27 REPLACEMENT PARTS LIST ..........28 SCHEMATIC DIAGRAM............PRINTED CIRCUIT BOARDS ..........- 3 -...

  • Page 4: Specifications

    SPECIFICATIONS Models RU-44SZ61D Horizontal Size (Inches) 41.7 Height (Inches) 30.1 Depth (Inches) Weight (lbs.) RU-52SZ61D Horizontal Size (Inches) 48.6 Height (Inches) 35.1 Depth (Inches) 15.3 Weight (lbs.) Power Requirement AC 120V, 60Hz Television System American TV Standard, NTSC, ATSC with STB...

  • 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 Orange (flashing)
  • Page 6 DESCRIPTION OF CONTROLS Rear Connections Panel Connecting cables and external equipment to your This manual explains the features available on the RU-52SZ61D TVs. RF Connector: Antenna Used to connect analog ANT IN cable or antenna signals to the television, either directly or through your cable box.
  • Page 7 DESCRIPTION OF CONTROLS Front Connection Panel There are four jacks on the left front side behind the screen 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 ANT / Cable Service Hookup Cable TV Wall Jack Panel Antenna Connect an antenna and/or cable ser- vice to your TV as shown. RF Coaxial Turn to page 22 to do a channel search RF Coaxial Wire Wire (75 ohm) with EZ Scan for Ant/Cable...
  • Page 9 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 10 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 11 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 12 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. See menu pages for instructions on using the on- Lamp indicator. screen menus.

  • Page 13: Adjustment Instruction

    ADJUSTMENT INSTRUCTIONS 1. Application Object (4) Adjust the value of adjustment with using the volume ),volume -( ) key. This instruction is for the application to the DLP Projection (5) Press the ADJ key to come out after adjustment. TV(Chassis: NB-03JC). (6) Preparation for Adjustment 1) Connect the power to TV Set and set the status of 2.

  • Page 14: Adjustment Instructions

    ADJUSTMENT INSTRUCTIONS 1) The screen change when adjusting the A 1) The pattern when adjustment - When fasten the screw: Fall out the upper/right illuminator - When loosen the screw: Fall out the lower/left illuminator 2) The screen change when adjusting the B - When fasten the screw: Fall out the lower illuminator - When loosen the screw: Fall out the upper illuminator 3) The screen change when adjusting the C...
  • Page 15 ADJUSTMENT INSTRUCTIONS 6-2. Caution (1) Keep the procedure and caution to prevent the screen strange phenomenon. Don’t make a scratch. (2) When DMD stains with dust, polish the front and back DMD with soft wiper. Then, polish the front and back DMD after rotating 180 degree the DMD.

  • Page 16: Screen Position Adjustment

    ADJUSTMENT INSTRUCTIONS (2) Select menu with using Volume- ( ) key or Volume+ ( key on the Country. (USA/CA.) 11. Screen Position Adjustment 11-1. Required Test Equipments Remote control of adjustment 11-2. Horizontal Position Adjustment (1) Press ADJ key on the remote control to enter the adjustment mode.

  • Page 17: White Balance Adjustment

    ADJUSTMENT INSTRUCTIONS 12. White Balance Adjustment (4) Check the RED Pattern to uniform. After checking unless abnormality do OK. (Day Light Mode) : R fixation 12-1. Required Test Equipments (color wheel index) CA100 or CA210 12-2. White basse balue(Medium) x = 0.283¡ 0.01, y = 0.297¡ 0.01 12-3.
  • Page 18 ADJUSTMENT INSTRUCTIONS 14. Main/Sub Contrast Adjustment Adjust which it sees last prosecuting attorney time the screen contrast difference. Basically the letter does with the fact that the character and distinction become. 14-1. Preparation for Adjustment (1) Receive signal(RF 06Ch.) on the Main/Sub screen in the twin picture.

  • Page 19: Block Diagram

    BLOCK DIAGRAM - 19 -...
  • Page 20 BLOCK DIAGRAM - 20 -...
  • Page 21 BLOCK DIAGRAM - 21 -...
  • Page 22 BLOCK DIAGRAM - 22 -...
  • Page 23 NOTES - 23 -...

  • Page 24: Exploded View

    EXPLODED VIEW(44”) - 24 -...

  • Page 25: Exploded View Parts List

    BRACKET,NON MIRROR RIGHT,RN-52SZ50 NB03JA PC-ABS . 3210V00165B FRAME,ABS AF-303S RN-48SZ40H MAIN CHASSIS 3210V00191A FRAME,CHASSIS HIPS 40AF DN-44SZ60D SMPS 4810V00713K BRACKET,REAR AV RU-44SZ61D NB03JC ABS, AF-303S . 6871VMMR92A PCB ASSEMBLY,MAIN NB-03JC BOTTOM M/I ASSY FOR N.A. 6871VPMA55A PCB ASSEMBLY,POWER SMPS NB-03JC M/I ASSY FOR N.A. 6871VSMY73A PCB ASSEMBLY,SUB TUNER NB03JC M/I ASSY FOR N.A.
  • Page 26 EXPLODED VIEW(52”) - 26 -...
  • Page 27 6871VSMW00B PCB ASSEMBLY,SUB S/W NB03KB CASE SW DN-52SZ51H 6871VSMW47A PCB ASSEMBLY,SUB A/V NB03KB SIDE A/V 3500V00061P BOARD ASSY,RU-44SZ61D NB03JC SIDE A/V BLACK 6871VSMY69A PCB ASSEMBLY,SUB INTER MB03CC M/I ASSY FOR CHINA 6871VSMW40A PCB ASSEMBLY,SUB NB03KB COLOR WHEEL SENSOR - 27 -...

  • Page 28: Replacement Parts List

    REPLACEMENT PARTS LIST For Capacitor & Resistors, the CC, CX, CK, CN : Ceramic RD : Carbon Film charactors at 2nd and 3rd digit CQ : Polyestor RS : Metal Oxide Film RUN DATE : 2004.1.19 in the P/No. means as follows; CE : Electrolytic RN : Metal Film RF : Fusible...
  • Page 29 REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION Q1004 0TR387500AA CHIP 2SC3875S(ALY) KEC Q500 0TR150400BA CHIP 2SA1504S(ASY) KEC Q1004 0TR150400BA CHIP 2SA1504S(ASY) KEC Q501 0TR830009BA BSS83 Q1005 0TR387500AA CHIP 2SC3875S(ALY) KEC Q501 0TR830009BA BSS83 Q1005 0TR150400BA CHIP 2SA1504S(ASY) KEC Q502...
  • Page 30 REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION D801 0DR050008AA SD05.TC SOD323 5V 5A 15A 0CH3104K566 0.1UF 50V 10% D802 0DR050008AA SD05.TC SOD323 5V 5A 15A C100 0CE226SF6DC 22UF MVG 16V M D803 0DR050008AA SD05.TC SOD323 5V 5A 15A C101 0CE106VF6DC 10UF MV 16V 20%...
  • Page 31 REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION C146 0CE106SF6DC 10UF MVG 16V 20% C410 0CE107SF6DC 100UF MVG 16V M C149 0CE106SF6DC 10UF MVG 16V 20% C411 0CE107SF6DC 100UF MVG 16V M 0CE105VK6DC 1UF MV 50V 20% C412 0CE476VF6DC 47UF MV 16V 20%...
  • Page 32 REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION C601 0CQ1831N509 0.018UF D 100V 10% C638 0CK104CF56A 0.1UF 1608 16V 10% C602 0CQ1831N509 0.018UF D 100V 10% C639 0CK104CF56A 0.1UF 1608 16V 10% C603 0CE106DK618 10UF STD 50V M C640 0CK104CF56A 0.1UF 1608 16V 10%...
  • Page 33 REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION C729 0CK104CF56A 0.1UF 1608 16V 10% C780 0CK104CF56A 0.1UF 1608 16V 10% C730 0CK104CF56A 0.1UF 1608 16V 10% C781 0CC270CK41A 27PF 1608 50V 5% C731 0CK104CF56A 0.1UF 1608 16V 10% C782 0CC270CK41A 27PF 1608 50V 5%...
  • Page 34 REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION C825 0CE107BK618 100UF KME 50V M C909 0CK104CF56A 0.1UF 1608 16V 10% C826 0CK104CF56A 0.1UF 1608 16V 10% C910 0CK104CF56A 0.1UF 1608 16V 10% C828 0CC471CK41A 470PF 1608 50V 5% C911 0CK104CF56A 0.1UF 1608 16V 10%...
  • Page 35 REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION L861 150-C02F COIL,CHOKE 82UH R808 0RS8201K607 8.2K OHM 2 W 5.00% L871 150-C02F COIL,CHOKE 82UH R809 0RD0152F609 15 OHM 1/6 W 5.00% L891 150-C02F COIL,CHOKE 82UH R810 0RD0332H609 33 OHM 1/2 W 5.00% L903...
  • Page 36 REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION SW701 6600DU2093H SWITCH,DIP 23902332 6200VJT001B FILTER,EMC BMK800 50VOLT 1A REEL T501 6200QJ3001A FILTER,EMC BMS400 NIGATA 25V 200MA FILTER & CRYSTAL T502 6200QJ3001A FILTER,EMC BMS400 NIGATA 25V 200MA FB819 125-123A FILTER,EMC FERRITE BFD3565R2F...
  • Page 37 Jan., 2004 P/NO : 3828VD0148T Printed in Korea...
  • Page 43 PRINTED CIRCUIT BOARD TUNER(TOP) COMPONENT(TOP) DIGITAL(TOP) MAIN(BOTTOM) MAIN(TOP) DIGITAL(BOTTOM) COMPONENT(BOTTOM) TUNER(BOTTOM) POWER(SMPS) SUB EPOXY DRIVER(TOP) CONTROL(TOP) SIDE A/V CONTROL(BOTTOM) LED(TOP) PRE-AMP DRIVER(BOTTOM) LED(BOTTOM) INTERFACE LINE FILTER CASE SW...

This manual is also suitable for:

Ru-52sz61d

Table of Contents