LG 29FX5REE Service Manual

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COLOR TV
SERVICE MANUAL
CHASSIS : MC-049A
MODEL:29FX5REE/RG/RGE/RGP/RLB/RLX
MODEL:
29FX5REE/RG/RGE/RGP/RLB/RLX-TA
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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  • 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-049A MODEL:29FX5REE/RG/RGE/RGP/RLB/RLX MODEL: 29FX5REE/RG/RGE/RGP/RLB/RLX-TA CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
  • Page 2: Table Of Contents

    All manuals and user guides at all-guides.com CONTENTS Contents ........................2 Safety Precautions....................3 Control Descriptions..................4 Specifications......................7 Adjustment Instructions .................8 T rouble Shooting....................12 Printed circuit board..................16 Block Diagram ......................19 Exploded View....................22 Exploded View Parts List ................23 Replacement Parts List .................24 SVC. Sheet........................- 2 -...
  • 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: Control Descriptions

    STOP (Volume Up/Down) adjusts the volume. adjusts menu settings. I/II LIST SLEEP EYE/ 6. VCR BUTTONS (option) control a LG video cassette recorder. FAVOURITE Q.VIEW TEXT 7. SSM (Sound Status Memory) recalls your preferred sound setting. TIME REVEAL MODE 8. I/II (option)
  • Page 5 All manuals and user guides at all-guides.com 15. LIST displays the programme table. 16. EYE/ (option) POWER switches the eye function on or off. MUTE 17. SLEEP sets the sleep timer. 18. Q.VIEW returns to the previously viewed programme. 19. FAVOURITE TV/AV selects a favorite programme.
  • Page 6 All manuals and user guides at all-guides.com Front panel 25/29FX5R series 1 2 3 4 Side panel 1. MAIN POWER (ON/OFF) AUDIO/VIDEO IN SOCKETS (AV3) Connect the audio/video out sockets of exter- switches the set on or off. nal equipment to these sockets. S-VIDEO/AUDIO SOCKETS (S-AV)
  • Page 7: Specifications

    P/N of B.O.M 5) Warm up TV set for more than 20min. before the 230V~, 50/60Hz measurement. Test and Inspection Method 1) performance:Follow the Standard of LG TV test 2) Standards of Etc. requirement - Safety: IEC60065 - EMC: EN55020,EN55013 General Specification...
  • Page 8: Adjustment Instructions

    All manuals and user guides at all-guides.com ADJUSTMENT INSTRUCTIONS 1. Application Object 4. Purity & Convergence adjustment These instructions are applied to all of the color TV, MC-049A. As preparatory operations before CPT Assembling assembling CPT, wind cotton Tape for 2.
  • Page 9 All manuals and user guides at all-guides.com (5) Open angle of the two tab of 6 pole magnet by isogonic 2. White balance IIC Parameter angle and accord with vertical line of Red/Blue and Green. Program TWBeng2.0 Program TWBeng2.0 Speed Delay (6) Maintain as angle of (5) and rotate the tab to accord with horizontal line.
  • Page 10 All manuals and user guides at all-guides.com N60Hz(NTSC) N50Hz(PAL) Menu Variable range 29” 29” -512~511 -512~511 -512~511 -512~511 32~2047 -256~255 -512~511 <Fig. 2>PAL Digital pattern (EU05CH) -512~511 ANGLE -512~511 (4) VS (Vertical Shift) adjustment: Adjust so that the geometric vertical center line is in accord -512~511 with vertical center line of CPT.
  • Page 11 All manuals and user guides at all-guides.com 8-4. OPTION2 Function Option Code Function TSEARCH Without TURBO SEARCH With TURBO SEARCH 200PR 100 PROGRAM SAVE 200 PROGRAM SAVE Without EYE With EYE TX019 8KEY 8KEY 4KEY 4KEY 8-5. OPTION3 Function Option Code Function REMARK...
  • Page 12: 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 IF 1 of TU101 TU 101 Check the waveform Check The Voltage Check The voltage At pin 4, 5 of IC11 At pin 2, 19, 20, 21, 24 of IIC11 At pin of IC821, IC822, Q807 Check the waveform...
  • Page 13 All manuals and user guides at all-guides.com NO RASTER CHECK B+ At D829 cathode Normal Abnormal Open Is the voltage at Check each pin voltage of IC11 Fuse of AC line Check / Replace Fuse Check the In/out of Check pin 60 Check the Voltage regulator Of IC11(H - Out)
  • Page 14 All manuals and user guides at all-guides.com No Picture / No Sound Is any OSD displayed? Check receiving system in MENU Check IC11 pin71,72,73 & execute Auto - Program. (R,G,B out) Does the auto - Program Operate properly. Store on manual - program MENU Go to Check SMPS Trans Check 1.8V, 3.3V,...
  • Page 15 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 Check TU101 Tuner At pin16, 17 of IC11 Check the voltage Check the waveform Of pin2, 19, 20, 21,24 of IC11 At pin4, 5, of IC11 Check the signal line of Check waveform...
  • Page 16: Printed Circuit Board

    All manuals and user guides at all-guides.com PRINTED CIRCUIT BOARD MAIN - 16 -...
  • Page 17 All manuals and user guides at all-guides.com COMPONENT LOCATION GUIDE C10 ..C4 C310..E4 C549 ..C1 C836..E3 IC802..F3 P15A ..B2 R10..B2 R203 ..C5 R502..B4 R634 ..C5 C11 ..C4 C401 ..D3 C550..B3 C837..E3 IC821 ..D2 P1601A ..B2 R11 ..C2 R204 ..C5 R503..B4 R635 ..D5 C12 ..C3 C402 ..G4...
  • Page 18 All manuals and user guides at all-guides.com CONTROL FM TRANSMITTER SIDE A/V - 18 -...
  • Page 19: Block Diagram

    All manuals and user guides at all-guides.com BLOCK DIAGRAM - 19 -...
  • Page 20 All manuals and user guides at all-guides.com - 20 -...
  • Page 21 All manuals and user guides at all-guides.com MEMO - 21 -...
  • Page 22: Exploded View

    All manuals and user guides at all-guides.com EXPLODED VIEW P801 - 22 -...
  • Page 23: Exploded View Parts List

    PWB(PCB) ASSEMBLY,SUB M.I MC049A 29FX50 SY-VN SIDE A/V 6871VSMS24Q PWB(PCB) ASSEMBLY,SUB M.I MC049A 29FX5 SIDE AV LGESY-SKD 6500VR0003B SENSOR YGCA-T070A LG INNOTEK AMBIENT LIGHT DIGITAL EYE WITH ZENER 332-229H SCREW,DRAWING HEXAGON HEAD 1PTF0403116 SCREW TAP TITE(P),TRUSS HEAD + D4.0 L16.0 MSWR3/FZB...
  • 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 HIC920 0IZZVF0018A STK396-110 SANKEN DIP 11PIN 0DS141489AB 1N4148 TP DO-34 500MW 1 25NA(20V) D180 6927V2072AM IC11 SOFT WARE, 5.09V 2885 F1 0DS141489AB 1N4148 TP DO-34 500MW 1 25NA(20V) D181...
  • Page 25 All manuals and user guides at all-guides.com For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the characters at 2nd and 3rd CQ : Polyester 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 characters at 2nd and 3rd CQ : Polyester 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 characters at 2nd and 3rd CQ : Polyester 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 characters at 2nd and 3rd CQ : Polyester RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
  • Page 29 All manuals and user guides at all-guides.com For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the characters at 2nd and 3rd CQ : Polyester RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
  • Page 30 All manuals and user guides at all-guides.com For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the characters at 2nd and 3rd CQ : Polyester RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
  • Page 31 All manuals and user guides at all-guides.com P/NO: 3854VA0146A - S1 2004.4.16...
  • Page 32: Svc. Sheet

    All manuals and user guides at all-guides.com SVC. SHEET : 3854V A0146A-S...
  • Page 33 All manuals and user guides at all-guides.com Nov., 2005 P/NO : 3828VD0194U Printed in Korea...

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