LG CE-29Q40RQ Service Manual
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LG CE-29Q40RQ Service Manual

LG CE-29Q40RQ Service Manual

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P/NO : 3828VD0118C
All manuals and user guides at all-guides.com
Dec.,2002
Printed in Korea
COLOR TV
SERVICE MANUAL
CHASSIS : MC-022A
MODEL:CE/CL-29Q40RQ
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
website:http://biz.LGservice.co
e-mail:http://www.LGEservice.com/techsup.ht

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  • Page 1 All manuals and user guides at all-guides.com website:http://biz.LGservice.co e-mail:http://www.LGEservice.com/techsup.ht COLOR TV SERVICE MANUAL CHASSIS : MC-022A MODEL:CE/CL-29Q40RQ CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. Dec.,2002 P/NO : 3828VD0118C 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 IMPORTANT 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 SPECIFICATIONS 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 Front panel CT-25/29Q20 series RT-29FA33 series ON/OFF MENU OK MENU ON/OFF 23 4 5 CT-25/29Q40 series RT-28FZ10 series MENU MENU ON/OFF ON/OFF 1. MAIN POWER 9. +/- ( switches the set on or off. adjusts the function or selects a programme.

  • 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 Z50Hz RANGE N50Hz Z50Hz W50Hz 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 00FA 00FD 00FD 00F8 00FD 00F9 7. SVC Data & PSM,SSM Data. PICTURE SETTING DATA (LINE SVC-3) 28” FLAT 25/29” LG Flat 29” S/S-Flat 25” FST 28” FST Menu Range 29” FST DVCO(Digital VCO) IBRM(BLACK CURRENT) 0~1FFH 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 P801 - 22 -...

  • Page 23: Exploded View Parts List

    All manuals and user guides at all-guides.com The components identified by mark critical for safety. EXPLODED VIEW PARTS LIST Replace only with part number specified. LOCA. NO PART NO DESCRIPTIONS 6341V29006E CPT ASSEMBLY SDI S/S+SENG/CHANG DY 6400VA0033A SPEAKER,GENERAL F1562C-6229 8OHM 10/2 6140VC2005F COIL,DEGAUSSING 29 FLAT ASSY(W) SELLA 170-844K...

  • 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 0DD414809ED DIODE,1N4148 TA D867 D901 0DR210009AC DIODE,RECTIFIERS BAV21 DO35 200V 0.2 HIC920 0IZZVF0018A IC,STK396-110 11P ST SCAN VELOCIT DIODE,RECTIFIERS BAV21 DO35 200V 0.2 D902 0DR210009AC 0ICTMMN005B...
  • 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 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 28 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 29 SWITCH,PUSH 3 ALPS IEC 250V 8A HORIZO R809 0RS2702K619 6600VM2002A R811 0RS2702K619 27K OHM 2 W 5% TR SW1101 140-313B SWITCH,TACT 2LEAD 160G(TA) LG C&D NON R813 0RD1002F609 10K OHM 1/6 W 5.00% TA52 SW1102 140-313B SWITCH,TACT 2LEAD 160G(TA) LG C&D NON R821 0RD3601F609 3.6K OHM 1/6 W 5.00% TA52...
  • Page 30 150-F06P FILTER(CIRC),EMC SQE2930 6202VDB007B RESONATOR,CRYSTAL SUNNY RADIAL 20.250MHZ X661 156-A02M RESONATOR,CRYSTAL KJE RADIAL 18.432MHZ 30P ACCESSORIES 3828VA0333C MANUAL,OWNERS PL/SPEC LG PL/EN 077V/Z 6710V00088B REMOTE CONTROLLER WITH TEXT 48K 6710V00088M REMOTE CONTROLLER MISCELLANEOUS FP801 0FT4001B53C FUSE,SLOW BLOW 4000MA 250 V 5.2X20...
  • Page 31 All manuals and user guides at all-guides.com P/NO:3854VA0098A-S( 2002.03.25...
  • Page 32 All manuals and user guides at all-guides.com PRINTED CIRCUIT BOARD P/N: 3854VA0098A-S(2/2) COMPONENT LOCATION GUIDE 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 :...

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