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LG 52SZ8D Service Manual
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LG 52SZ8D Service Manual

LG 52SZ8D Service Manual

Dlp projection tv
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Summary of Contents for LG 52SZ8D

  • Page 1 All manuals and user guides at all-guides.com This file is provided FREE OF CHARGE from the electromaniacs.com community You are free to distribute this file to other persons who needs it , but without of charge Also on http://electromaniacs.com you can find thousands of service manuals , schematics free of charge...
  • Page 2 All manuals and user guides at all-guides.com CANADA : http//biz.lgservice.com : http//www.lgservice.com : http//lgservice.com/techsup.html DLP PROJECTION TV SERVICE MANUAL CHASSIS : NB-05ED MODEL : 52SZ8D 52SZ8D-UA CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
  • Page 3 If the exposed metallic part has a return path to the LG Electronics U.S.A., Inc. chassis, the measured resistance should be between 1MΩ and 5.2MΩ. When...

  • Page 4: Table Of Contents

    All manuals and user guides at all-guides.com TABLE OF CONTENTS DESCRIPTION OF CONTROLS ...........4 SPECIFICATIONS..............9 ADJUSTMENT INSTRUCTION...........10 BLOCK DIAGRAM...............18 EXPLODED VIEW...............20 EXPLODED VIEW PARTS LIST .........21 REPLACEMENT PARTS LIST ..........22 SCHEMATIC DIAGRAM............PRINTED CIRCUIT BOARDS ..........- 3 -...

  • Page 5: Description Of Controls

    All manuals and user guides at all-guides.com DESCRIPTION OF CONTROLS Controls Controls - This is a simplified representation of a front panel. - Image shown may be somewhat different from your TV. Front Panel Controls Front Panel Controls POWER MENU ENTER POWER Button MENU Button...
  • Page 6 All manuals and user guides at all-guides.com DESCRIPTION OF CONTROLS Connection Options Connection Options Back Connection Panel Back Connection Panel DIGITAL AUDIO OPTICAL CABLE Inputs OUTPUT ANTENNA Inputs Used to connect either an external Connect cable signals to Connect antenna sig- amplifier, or add a sub-woofer to the TV, either directly or RGB Input...
  • Page 7 All manuals and user guides at all-guides.com DESCRIPTION OF CONTROLS Front Connection Panel 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 All manuals and user guides at all-guides.com DESCRIPTION OF CONTROLS Remote Control Key Functions Remote Control Key Functions - When using the Remote Control, aim it at the remote control sensor on the TV. MODE Selects the remote operating mode: INDICATOR LIGHTS TV, VCR, Cable, DVD and Satellite.
  • Page 9 All manuals and user guides at all-guides.com DESCRIPTION OF CONTROLS Remote Control Key Functions Remote Control Key Functions TV INPUT • Rotates the input mode between Antenna and Cable. POWER • Video 1-2, Front Video, Component 1-2, VCR CABLE DVD SAT Turns your TV or any other programmed RGB-DTV (or RGB-PC), HDMI1/DVI and HDMI2...

  • Page 10: Specifications

    All manuals and user guides at all-guides.com SPECIFICATIONS 52SZ8D-UA MODEL 44SZ8D-UA Horizontal Size (inches) 39.9 47.5 Height (inches) 29.2 33.8 Depth (inches) 14.4 16.1 57.3 83.6 Weight (lbs.) Power requirement AC120V ~ 60Hz Television System NTSC-M, ATSC, 64 & 256 QAM Program Coverage VHF 2 ~ 13, UHF 14 ~ 69, CATV 1 ~ 135, CADTV 1 ~ 135.

  • Page 11: Adjustment Instruction

    All manuals and user guides at all-guides.com 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 TV (Chassis: enter the appropriate item and begin adjustment.
  • Page 12 All manuals and user guides at all-guides.com ADJUSTMENT INSTRUCTIONS [ Pattern for focus adjustment Start DMD/Lens Chucking Screw Fwd/Bwd Check Focus DMD Adjustment(Tilt) Check DMD DMD Manual Lens Adjustment(X & Y) Check Lens Manual Tighten Lens Screw . Check Lens Restart <Fig.
  • Page 13 (2) Input the product code, production week / year, serial number (if it is not input, write “01”) to the S/W for writing DDC. (3) Open the first file [44/52SZ8D-UA]HDMI1_V1_1(93ED).DVI. (4) Operate EDID Write command by pressing Function Key (5) When “OK” letter appear, completed the Write.
  • Page 14 All manuals and user guides at all-guides.com ADJUSTMENT INSTRUCTIONS (4) Select program options. 8-2. Geometry, Adjustment (5) Check the [Erase before programming] and [Verify] menu (1) When the screen is rotated: Rotate the Engine to adjust as shown <Fig. 10> and press the OK button. (6) At this time, the download starts.
  • Page 15 All manuals and user guides at all-guides.com ADJUSTMENT INSTRUCTIONS 9-3. Vertical Position Adjustment (1) Select V_position with CHANNEL key. (Initial V: 15) (2) Change data with using the VOLUME keys on the remote control in order to adjust up/down screen semmetry. (3) If symptom is out of adjustable range: N.G.
  • Page 16 All manuals and user guides at all-guides.com ADJUSTMENT INSTRUCTIONS 10-3. Offset/ Gain Adjustment 12. CWI/NDC Adjustment (1) Press ADJ key on the Remote Control to enter the (Base value --> CWI: 165, NDC: 10) adjustment mode after more than 10 seconds of receiving the signal.
  • Page 17 (3) Check ‘Cool Inspection’, Warm Inspection’, Medium Inspection’ box of left column in the main screen come to be checked. [ If it was not checked, Inspection is not practiced after doing measure. (4) Color Coordinate Value 44/52SZ8D-UA X Coordinate Y Coordinate Cool ±6 Warm ±6...
  • Page 18 All manuals and user guides at all-guides.com ADJUSTMENT INSTRUCTIONS 13-4. Program Edit. (1) Model Edit: Interval time and Target White coordinate that are between command words per Mode, being possible to correct a common difference. (Edit --> Model Edit) <Fig. 20> CCA Automatic Adjustment Program Main Screen (2) Port Edit: CA-210 and RS-232C Connection setting about SET.

  • Page 19: Block Diagram

    All manuals and user guides at all-guides.com BLOCK DIAGRAM - 18 -...
  • Page 20 All manuals and user guides at all-guides.com BLOCK DIAGRAM - 19 -...

  • Page 21: Exploded View

    All manuals and user guides at all-guides.com EXPLODED VIEW - 20 -...

  • Page 22: Exploded View Parts List

    CHASSIS ASSEMBLY,SUB NB05ED HD4 DMD BOARD FOR 44SZ8D-UA 6871VSME85A PCB ASSEMBLY,SUB AUDIO MB042A DN-44SZ80L 6871VPMB16A PCB ASSEMBLY,POWER SMPS NB-05ED DU-44SZ80D AC-INPUT M/I 52SZ8D-UA AUSLZS US 3141VSNS79B CHASSIS ASSEMBLY,SUB NB05ED HD4 SUB ENGINE ASSY FOR OLD CONDENSING LENS 4980V00C01C SUPPORTER,SMPS EGI RU-44SZ63D...

  • Page 23: Replacement Parts List

    0IFA754207A KA75420ZTA 3P,TO-92 TP 4.2V 0IMMRSS037E K4S643232H-TC60 86P IC1102 0IMCRSJ001A SC1565IST-1.8 3P SOT223 IC606 0ICTM00021A 2505962-1003 8P IC1103 0ICTMLG019A LGDT3303 LG IC 100P IC607 IC111 0IMCRNL001A NSP-6241B 64P DIGITAL AUDIO 2504886-0003(DDP1011) 529P IC700 0IMCRTI011B IC1200 0IPMGKE030A KIA78R05F 5PIN IC701 0IMMRAL015C...
  • Page 24 All manuals and user guides at all-guides.com REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION IC810 0IMCRSJ001A SC1565IST-1.8 3P SOT223 Q212 0TR387500AA CHIP 2SC3875S(ALY) BK KEC IC830 0ILI817000G LTV817M-VB 4P PHOTO COUPLER Q216 0TR387500AA CHIP 2SC3875S(ALY) BK KEC 0IPMG00029A KIA78R00API, TO-220IS 4P 0TR150400BA...
  • Page 25 All manuals and user guides at all-guides.com REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION D801 0DRSD00050B D25XB60-4000 600V 25A C1109 0CE106SF6DC 10UF MVG 16V 20% D802 0DR010009AA EG01C 1000V 0.5A 10A C111 0CE476DD618 47UF STD 10V 20% 0DD100009AM EU1ZV(1) 200V 0.25A 15A 0CE106SF6DC...
  • Page 26 All manuals and user guides at all-guides.com REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION C1158 0CK104CF56A 0.1UF 1608 16V 10% C1305 0CK104CF56A 0.1UF 1608 16V 10% C1159 0CK104CF56A 0.1UF 1608 16V 10% C1307 0CE226SF6DC 22UF MVG 16V 20% 0CC331CK41A 330PF 1608 50V 5%...
  • Page 27 All manuals and user guides at all-guides.com REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION C1689 0CK104CF56A 0.1UF 1608 16V 10% C228 0CK104CF56A 0.1UF 1608 16V 10% C1690 0CK104CF56A 0.1UF 1608 16V 10% C229 0CK104CF56A 0.1UF 1608 16V 10% 0CK104CF56A 0.1UF 1608 16V 10%...
  • Page 28 All manuals and user guides at all-guides.com REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION C408 0CK104CF56A 0.1UF 1608 16V 10% C605 0CE106SF6DC 10UF MVG 16V 20% C409 0CK103CK56A 0.01UF 1608 50V 10% C606 0CE106SF6DC 10UF MVG 16V 20% 0CE476SF6DC 47UF MVG 16V 20%...
  • Page 29 All manuals and user guides at all-guides.com REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION C645 0CK104CF56A 0.1UF 1608 16V 10% C719 0CE227BF618 220UF KME TYPE 16V 20% C646 0CK104CF56A 0.1UF 1608 16V 10% C720 0CK104CF56A 0.1UF 1608 16V 10% 0CK104CF56A...
  • Page 30 All manuals and user guides at all-guides.com REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION C759 0CK104CF56A 0.1UF 1608 16V 10% C809 0CC680CK41A 68PF 1608 50V 5% C760 0CK104CF56A 0.1UF 1608 16V 10% C810 181-091U R 220PF 2KV 10%,-10% 0CK104CF56A 0.1UF 1608 16V 10%...
  • Page 31 All manuals and user guides at all-guides.com REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION C843 181-091Q R 470PF 1KV 10%,-10% C951 0CE335SK6DC 3.3UF MVG 50V 20% C843 0CK104CF56A 0.1UF 1608 16V 10% C952 0CE335SK6DC 3.3UF MVG 50V 20% 0CE476SF6DC 47UF MVG 16V 20%...
  • Page 32 All manuals and user guides at all-guides.com REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION 6631V20019E CONNECTOR ASSEMBLY,3P 2.0MM 300MM AR1905 0RRZVTA001D 22 OHM 1 / 16 W 1608 5% 387-J12K CONNECTOR ASSEMBLY,12P 2.5MM 600MM AR302 0RRZVTA001D 22 OHM 1 / 16 W 1608 5%...
  • Page 33 All manuals and user guides at all-guides.com REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION R857 0RD5100F609 510 OHM 1/6 W 5.00% L906 0LCML00003B FILTER,EMC MLB-201209-0120P-N2 5A R865 0RD3601F609 3.6K OHM 1/6 W 5.00% L908 0LCML00004A FILTER,EMC MLB-160808-0068L-N2 1A 0RD3901F609...
  • Page 34 6102W5V016A VARISTOR,AVRL161A1R1NT VA611 6102W5V016A VARISTOR,AVRL161A1R1NT VA612 6102W5V016A VARISTOR,AVRL161A1R1NT VA613 6102W5V016A VARISTOR,AVRL161A1R1NT VA614 6102W5V016A VARISTOR,AVRL161A1R1NT VA615 6102W5V016A VARISTOR,AVRL161A1R1NT VA800 164-003K VARISTOR,SVC621D-14A 620V 0% X601 6204B47985K OSCILLATOR,BMS-873R 25MHZ ACCESSORIES 3828VA0540F MANUAL,44/52SZ8D-UA REMOTE CONTROLLER,NB05ED 6710V00102V 6850TD9007E CABLE,D-SUB UL20276-9C(5.8MM) DT L1800 - 33 -...
  • Page 35 All manuals and user guides at all-guides.com June, 2005 P/NO : 3828VD0222J 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...
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  • Page 41 All manuals and user guides at all-guides.com MAIN CONTROL(TOP) AUDIO(TOP) AUDIO(BOTTOM) INTERFACE CONTROL(BOTTOM) AUDIO(TOP) AUDIO(BOTTOM) PRE-AMP SIDE A/V HD3 DLP SENSOR(TOP) CASE DET HD3 DLP SENSOR(BOTTOM) DIGITAL(TOP) DIGITAL(BOTTOM) TUNER(TOP) TUNER(BOTTOM) HD4 DRIVER(TOP) HD4 DRIVER(BOTTOM) POWER AC INPUT...

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