LG RT-29FB50RB Service Manual
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LG RT-29FB50RB Service Manual

LG RT-29FB50RB Service Manual

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P/NO : 3828VD0118Z
All manuals and user guides at all-guides.com
Feb.,2003
Printed in Korea
COLOR TV
SERVICE MANUAL
CHASSIS : MC-022A
MODEL:RT-29FB50RB/RE/RP/RX
MODEL:RT-29FB50VB/VE
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

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Summary of Contents for LG RT-29FB50RB

  • Page 1 All manuals and user guides at all-guides.com website:http://biz.LGservice.com e-mail:http://www.LGEservice.com/techsup.html COLOR TV SERVICE MANUAL CHASSIS : MC-022A MODEL:RT-29FB50RB/RE/RP/RX MODEL:RT-29FB50VB/VE CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. Feb.,2003 P/NO : 3828VD0118Z Printed in Korea...

  • Page 2: Table Of Contents

    All manuals and user guides at all-guides.com CONTENTS Contents ......................... 2 Safety Precautions ....................3 Specifications ..................... 4 Control Descriptions ..................5 Disassembly Instructions ................8 Adjustment Instructions ................9 Block Diagram ....................16 T rouble Shooting ....................18 Exploded View ....................22 Exploded View Parts List ................23 Replacement Parts List ................

  • Page 3: Safety Precautions

    All manuals and user guides at all-guides.com 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: Specifications

    All manuals and user guides at all-guides.com SPECIFICA TIONS Note : Specification and others are subject to change without notice for improvement. Video input system: PAL-B/G, D/K, I/I SOUND IF : 33.4MHz (B/G) SECAM-B/G, D/K/L/L’ 32.9MHz (I/I) NTSC M 32.4MHz (D/K,L) NTSC 4.43(AV) 34.4MHz (M) NTSC- M/PAL M-N...

  • Page 5: Control Descriptions

    I/II LIST adjusts menu settings. SLEEP EYE/ 6. VCR BUTTONS (option) TEXT Q.VIEW control a LG video cassette recorder. 7. SSM (Sound Status Memory) TIME recalls your preferred sound setting. REVEAL MODE SIZE STILL POSITION 9/4 PIP 8.
  • Page 6 All manuals and user guides at all-guides.com 14. OK accepts your selection or displays the current mode. 15. LIST POWER MUTE displays the programme table. 16. EYE/ (option) switches the eye function on or off. 17. SLEEP sets the sleep timer. TV/AV 18.
  • Page 7 All manuals and user guides at all-guides.com RF/RT-25/29CA40 series 1. MAIN POWER MENU switches the set on or off. ON/OFF 2. POWER/STANDBY INDICATOR illuminates brightly when the set is in standby mode. dims when the set is switched on. 3. MENU selects a menu.

  • Page 8: Disassembly Instructions

    All manuals and user guides at all-guides.com DISASSEMBLY INSTRUCTIONS Important note Chassis Assy Removal This set is disconnected from the power supply through the Grasp both side of Frame and pull it backward smoothly. converter transformer. An isolating transformer is necessary for service operations on the primary side of the converter transformer.

  • Page 9: Adjustment Instructions

    All manuals and user guides at all-guides.com ADJUSTMENT INSTRUCTIONS 1. Safety Precautions 5. Screen Voltage & White Balance Adjustment 1. It is safe to adjust after using insulating transformer between 5-1. Adjustment of screen manually the power supply line and chassis input to prevent the risk of (Using ADJ.Remote Control) electric shock and protect the instrument.
  • Page 10 Adjust so that middle portion of the outermost left and right vertical line looks like parallel with vertical lines of the CPT. NOTE : If production line doesn’t the production line of LG TV,receive available deflection adjustment pattern. EC (East-west Coner) Adjust so that the vertical line at every 4 corners of the screen 6-2.
  • Page 11 All manuals and user guides at all-guides.com 25/29” LG FLAT CPT(CT-25Q20RB) 29” S/S SEB FLAT CPT ITEM ITEM RANGE N50Hz W50Hz Z50Hz RANGE N50Hz Z50Hz W50Hz 0050~00CF 009A 0050~00CF 00A3 0025~00BF 00F3 0025~00BF 00F5 0000~009F 00D0 0000~009F 00D0 0600~0900 0774...
  • Page 12 00FD 00FD 00F8 00FD 00F9 7. SVC Data & PSM,SSM Data. PICTURE SETTING DATA (LINE SVC-3) 28” FLAT Menu Range 25/29” LG Flat 29” S/S-Flat 25” FST 28” FST 29” FST DVCO(Digital VCO) IBRM(BLACK CURRENT) 0~1FFH 00C8 00C8 00C8 00C8...
  • Page 13 All manuals and user guides at all-guides.com 8-3. OPTION 1 Function 8-5. OPTION 3 Function Option Code Function Remark Option Code Function Remark 4:3 NORMAL MODEL TXT Model W/O GAME WIDE GAME WIDE FLAT MODEL W/O TXT Model GAME PACK GAME(HINDI MICOM) W/O TOP(FLOP BASIC) FORCED MONO NOT SETTING MONO...
  • Page 14 All manuals and user guides at all-guides.com 8-7. OPTION 4 Function OPTION CODE FUNTION Arab.Asia English Only(Eng.) 3834 Arab(Eng/Fr/Arab) Urdu(Eng/Fr/Arab/Urdu) Asia(Eng/Fr/Indonesia) Farsi English Only(Eng.) 3834 Arab(Eng/Fr/Arab) Farsi(Eng/Fr/Arab/Farsi) Arab-Asia English Only(Eng.) 3804 Arab(Eng/Fr/Arab) LANG. Urdu(Eng/Fr/Arab/Urdu) Arab all(Eng/Fr/Arab/Urdu/Farsi) Farsi ONly(Eng/Farsi) Asia(Eng/Fr/Indonesia/Malay) WEST-EU English Only(Eng.) 3834 Only(W/TXT) EU-7(E.Ger/Fr/Ita/Spain/Holand/Port)
  • Page 15 All manuals and user guides at all-guides.com OPTION CODE FUNTION Farsi only WEST-EU 3834 only(W/TXT) EAST-EU Turkey Cyrillic3 Arab/English Farsi/English TXT-L Arab-Asia WEST-EU 3834 only(W/TXT) EAST-EU Turkey Cyrillic3 Arab/English WEST EU WEST-EU 3834 only(W/TXT) EAST-EU Turkey Cyrillic3 EAST EU WEST-EU 3834 only(W/TXT) EAST-EU Turkey...

  • Page 16: Block Diagram

    All manuals and user guides at all-guides.com BLOCK DIAGRAM - 16 -...
  • Page 17 All manuals and user guides at all-guides.com - 17 -...

  • Page 18: Trouble Shooting

    All manuals and user guides at all-guides.com TROUBLE SHOOTING RF- STEREO Selected correct system In menu Check the waveform Check / Replace At pin 17 of TU101 TU 101 Check the waveform Check The Voltage Check The voltage At pin 24,25 of IC661 At pin 16,33,46, of IC661 At pin of IC610, IC853 Check the waveform...
  • Page 19 All manuals and user guides at all-guides.com NO RASTER CHECK B+ At D807 cathode Normal Abnormal Open Is the voltage at Check Pin 25, 54 of IC01 3.3V? Fuse of AC line Check / Replace Fuse , DB801 Check the In/out of Check pin 24 Check the Voltage...
  • Page 20 All manuals and user guides at all-guides.com No Picture / No Sound Is any OSD displayed? Check receiving system in MENU Check IC01 pin37,42,43,44 & execute Auto - Program. (IK, R,G,B) Does the auto - Program Operate properly. Check / Replace IC01 Store on manual - program MENU Check...
  • Page 21 All manuals and user guides at all-guides.com AV Stereo Select correct system In menu Check the connection Of AV equipment Check the the waveform At pin47 of IC661 Check TU101 Tuner Check the voltage Check the waveform Of pin16,20 At pin 24, 25, of IC661 Check waveform Check / Replace At pin 4, 12 of IC602...

  • Page 22: Exploded View

    All manuals and user guides at all-guides.com EXPLODED VIEW - 22 -...

  • Page 23: Exploded View Parts List

    6140VC2005F COIL,DEGAUSSING 29 FLAT ASSY (W) SELLA TECH 2001R+D07L 6150V-5006C DY,DC29SFALJ 6150V-5006D DY,DC29SPFL3 170-844K CPT EARTH 29 98T 4LUG LEAD SET SPRING(50MM) 3091V00445B CABINET ASSEMBLY,RT-29FB50RB STEREO MC022A . 3091V00472B CABINET ASSEMBLY,RT-29FB50RE 3091V00445C CABINET ASSEMBLY,RT-29FB50RX 5020V00676A BUTTON,CONTROL 5020V00715A BUTTON,CONTROL ABS 320-075B SPRING,COIL NON DIA:7.5MM, H:15.5MM...

  • Page 24: Replacement Parts List

    All manuals and user guides at all-guides.com REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION DIODE,RECTIFIERS EU1DGR TP “ 0DR100009FA 0DD100009AM DIODE,RECTIFIERS EU1ZV(1) TP SANKEN D803 HIC920 0IZZVF0018A STK396-110 11P ST SCAN VELOCITY MODU. SINGLE SCAN (BW 6M) “...
  • Page 25 All manuals and user guides at all-guides.com 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 26 All manuals and user guides at all-guides.com 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 27 CONNECTOR CP112 0CE106DF618 10UF STD 16V M FL TP5 CP12 0CN1030F679 10000P 16V M Y TA52 366-932B CONNECTOR,2.5MM 3P GIL-G LG CABLE S 10000P 16V M Y TA52 CONNECTOR,2.5MM 10P GIL-G LG CABLE . CP13 0CN1030F679 P03A 366-921J 0CE476DF618 47UF STD 16V M FL TP5 387-A10J CONNECTOR,10P 2.5MM 500MM H-B UL1007...
  • Page 28 0RD1000F609 CONNECTOR,2.36PAI 1P . K/M AUTO 0RD1000F609 100 OHM 1/6 W 5% TA52 P903 366-009D R130 366-932B CONNECTOR,2.5MM 3P GIL-G LG CABLE S 0RD1000F609 100 OHM 1/6 W 5% TA52 P920 R131 PP501 366-932B CONNECTOR,2.5MM 3P GIL-G LG CABLE S...
  • Page 29 All manuals and user guides at all-guides.com 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 30 100 OHM 1/6 W 5% TA52 R908 ACCESSORIES R909 0RCZVTA002D 1/2 W 1.5K,10%,PLIKOR(HIGH SURGE) 0RD5600H609 560 OHM 1/2W 5% 3828VA0325F MANUAL,OWNERS MC022A NEU LG AR/EN 077V/Z/088A/B TX 1/2 W 1.5K,10%,PLIKOR(HIGH SURGE) R910 0RCZVTA002D 3828VA0325B MANUAL,OWNERS NEU LG EN 077V/Z/ 0RCZVTA002D 1/2 W 1.5K,10%,PLIKOR(HIGH SURGE) 3828VA0325P...
  • Page 31 All manuals and user guides at all-guides.com P/NO:3854VA0098A-S(1/2) 2002.03.25...
  • Page 32 All manuals and user guides at all-guides.com PRINTED CIRCUIT BOARD COMPONENT LOCATION GUIDE P/N: 3854VA0098A-S(2/2) DATE: 2002.03.25 C01 ..B4 C402 ..G4 C806..F2 F854..E3 G70 ..E2 J160 ..C4 J251 ..D5 J345 ..A3 Q110 ..B5 R140 ..A5 R526 ..C4 R908 ..A1 C02 ..B4 C403 ..G3 C807..F3 F855..D2...

  • Page 33: Svc. Sheet

    All manuals and user guides at all-guides.com SVC. SHEET : 3854V A0098A-S SVC. SHEET :...

This manual is also suitable for:

Rt-29fb50reRt-29fb50rpRt-29fb50rxRt-29fb50vbRt-29fb50ve

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