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-049D MODEL:29FS2RKE/RKQ/RL/RLE/RLX MODEL: 29F2RKE/RKQ/RL/RLE/RLX-TR CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
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 ....................14 Printed circuit board..................18 Block Diagram ......................21 Exploded View....................26 Exploded View Parts List................27 Replacement Parts List .................28 SVC. Sheet........................- 2 -...
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.
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 7. SSM (Sound Status Memory) TEXT 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 ON/OFF ON/OFF Side panel 1. MAIN POWER (ON/OFF) 6. AUDIO/VIDEO IN SOCKETS (AV3) switches the set on or off. Connect the audio/video out sockets of external equipment to these sockets. 2. POWER/STANDBY INDICATOR S-VIDEO/AUDIO IN SOCKETS (S-AV) illuminates brightly when the set is in standby Connect the video out socket of an S-VIDEO...
4) Follow each drawing or spec for spec and performance of Test and Inspection Method parts,based upon P/N of B.O.M 1) performance : Follow the Standard of LG TV test 5) Warm up TV set for more than 20min. before the 2) Standards of Etc. requirement measurement.
(5) The receiver must be operated for about 15 minutes prior ¢‚ to the adjustment. 15 ~ 20mm PURITY Adjustment (6) Signal: Received, the standard color signal.(65dB±1dB uV) LG standard signal means the digital pattern PAL- Let the screen Standard condition. DY Fixing EU(05CH) Operate Heat-Run at least 15 minutes.
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 TWBeng_v049(hex) Program TWBeng_v049(hex) 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 8. Deflection setting initial data <Table 4> Deflection setting initial data (SERVICE 2) Item Description 29” Adjust or Fix Vert. Linearity Adjust Vert. Amplitude Adjust S--Correction Recommend Vert.Position Adjust Hor. Position Adjust Adjust Hor.Width Trapezoidal Adjust...
Page 11
All manuals and user guides at all-guides.com <Table 6> Picture setting service data2 (SERVICE 3) 10. How to inspect condition of a transmission and reception in FM ITEM DESCRIPTION 29” LPD TRANSMISSION MODEL Internal Brightness for Measurement IBRM White Drive Current Measurement WDRM - FM TRANSMITTER’s efficiency inspections is executed to a finished in a final inspection phase.
Page 12
All manuals and user guides at all-guides.com 11.1. OPTION1 Function 11.3. OPTION3 Function Option Code Function Remark Option Code Function Remark TEXT 200RP(WITHOUT TEXT) INCH 100PR(WITH TEXT) FLOP TXT 29F/ 25F TOP TXT ACMS WITHOUT ACMS FUNCTION 28WF/ 32FW WITH ACMS FUNCTION I II SV NO SAVE DUAL SOUND CONDITION 29N/ 25N...
Page 13
All manuals and user guides at all-guides.com 11.4. OPTION4 Function OPTION CODE FUNCTION REMARK OSD L English Only EU-5EA EU-ETC GREECE EU-ALL PARSI ARAB URDU E+HINDI E+I+M+V E+THAI E+CHINA TXT L English/ French/ Swedish/ Czech/ German/ Spanish/ Italian WEST EU Polish/ French/ Swedish/ Czech/ German/ Slovenian/ Italian/ Romanian EAST EU 1 English/ French/ Swedish/ Turkish/ German/ Spanish/ Italian...
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 15
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 16
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 17
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...
All manuals and user guides at all-guides.com REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION Q804 0TR319809AA KTC3198(KTC1815) TP TO92 50V 150MA 0TR127409AB KTA1274-Y TO-92L TP KEC Q807 HIC920 0IZZVF0018A STK396-110 DIP 11PIN HYBRID STICK SCAN KRC102M,TP(KRC1202),KEC Q808 0TR102009AB...
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 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 32
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 33
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 34
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 35
All manuals and user guides at all-guides.com P/NO : 38549D0015A - (1/1) 2005.11.10...