LG RT-29FA65VE Service Manual Download

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COLOR TV

SERVICE MANUAL

CAUTION

BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

CHASSIS : MC-049A

MODEL:RT-29FA65VE

website:http://biz.LGservice.com

e-mail:http://www.LGEservice.com/techsup.html

Summary of Contents for RT-29FA65VE

Page 1: ... TV SERVICE MANUAL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS MC 049A MODEL RT 29FA65VE website http biz LGservice com e mail http www LGEservice com techsup html ...

Page 2: ...ety Precautions 3 Control Descriptions 4 Specifications 6 Adjustment Instructions 7 T rouble Shooting 11 Printed circuit board 15 Block Diagram 17 Exploded View 20 Exploded View Parts List 21 Replacement Parts List 22 SVC Sheet ...

Page 3: ...perform an AC leakage current check on the exposed metallic parts of the cabinet such as antennas terminals etc to be sure the set is safe to operate without damage of electrical shock Leakage Current Cold Check Antenna Cold Check With the instrument AC plug removed from AC source connect an electrical jumper across the two AC plug prongs Place the AC switch in the on position connect one lead of ...

Page 4: ...te recorder 7 SSM Sound Status Memory recalls your preferred sound setting 8 I II option selects the language during dual language broadcast option selects the sound output 9 PSM Picture Status Memory recalls your preferred picture setting 10 TELETEXT BUTTONS option These buttons are used for teletext For further details see the ÔTeletextÕ section 11 MUTE switches the sound on or off 12 TV AV sele...

Page 5: ...icture on or off PR selects a programme for the sub picture SWAP alternates between main and sub picture INPUT selects the input mode for the sub picture SIZE adjusts the sub picture size STILL freezes motion of the sub picture POSITION relocates the sub picture in clockwise direction 9 4 PIP switches on or off the programme scan mode through 4 or 9 sub pictures COLOURED BUTTONS These buttons are ...

Page 6: ...on P N of B O M 5 Warm up TV set for more than 20min before the measurement Standard input Voltage 110 240Vac 50 60Hz 230Vac 50 60Hz Market Middle East Africa EU Chassis MC049A Brand LG No 1 2 3 4 5 6 7 8 Item Receiving System Available Channel Input Voltage Market Screen Size Tuning System Operating Environment Storage Environment Remark For EU For Non EU OPTION Non EU EU 200 PR W O TXT Specifica...

Page 7: ...by crossing adjustment At this time 4 6 pole magnet is located to magnet of nothing 5 Move the DY to make equal red on whole screen and it does not to make the DY by fixed screw after check a simple color of Red Green Blue and white raster whether or not it is a pollution of color At this time take care raster of screen and DY must fixing in the condition which maintains a horizontality 6 Check th...

Page 8: ... by SVC communicator 3 Enter the deflection mode by selection SERVICE1 key on SERVICE MENU after enter the adjustment mode by pressing LINE SVC MODE IN START KEY 4 Enter the deflection mode by pressing ADJUST key 5 Use the CH D E key to select adjustment item 6 Use the VOL F G key to increase decrease data Note 1 When adjusting a deflection adjust N50Hz of PAL signal first and adjust a deflection ...

Page 9: ...screen to the best straight line 13 PIP PIP Position Adjust until the distance between PIP and main picture becomes about 1 2mm by using VOL key 8 OPTION Adjustment 8 1 Preparation for Adjustment 1 This option adjustment decides function in accordance with model Press the SVC TX adjustment button IN START button at SVC mode then adjust the option at OPTION1 mode 2 Mark the option adjustment data l...

Page 10: ...unction Without TURBO SEARCH With TURBO SEARCH 100 PROGRAM SAVE 200 PROGRAM SAVE Without EYE With EYE 8KEY 4KEY SYSTEM ACMS TOP CH AU HDEV Option Code 0 1 0 1 0 1 0 1 0 1 Function REMARK Without ACMS Function With ACMS Function FLOT TXT TOP TXT Without D K CHINA or BB SYSTEM With D K CHINA or BB SYSTEM China Australia ...

Page 11: ... NO NO Check The Voltage At pin 2 19 20 21 24 of IIC11 Check Replace Q601 Check Replace F806 D828 D805 Check Replace C821 IC822 Q807 Check The voltage At pin of IC821 IC822 Q807 NO OK OK OK OK OK OK NO No Raster Sound OK Check the Heater voltage of CPT 6 6 5Vrms Check HV Screen Voltage of CPT Check R G B out of CPT Board Check the Heater pulse of FBT T402 Check 200V line of CPT Board if no problem...

Page 12: ...H Out Check Q402 Collector waveform Check T401 each pin voltage Check Q401 Collector waveform Check the In out of regulator Check Fuse and Rectifition Diode of secondary Load of SMPS trans T803 Check Replace IC11 Check Replace IC11 Check Replace Q402 Check Replace T401 Normal Abnormal Ok 140 310V Open No No No No No Yes Yes Yes Yes IC821 IC822 IC823 IC824 IC825 Ok 18 20V Ok Check Replace Fuse IC80...

Page 13: ...e CPT Board component Go to No Sound Picture OK Check IC11 pin71 72 73 R G B out No No OK OK OK OK Check pin40 V out 1 1V p p Check 1 8V 3 3V 5V DC Voltage No Check SMPS Trans Secondary Voltage Q501 Q503 Q504 R G B out of IC11 No No Check pin18 Reset Voltage OK Check IC13 Reset IC No Check pin57 58 SCL SDA OK Check IC12 EEPROM SCL SDA Line No Relace IC11 OK 3 3V swing 3 3V DC ...

Page 14: ...n 2 4 of IC601 Check the voltage At pin6 of IC601 Check the waveform At pin 8 9 11 12 of IC601 Check the voltage Of pin2 19 20 21 24 of IC11 Check the signal line of SPK L R Check pin 55 mute of IC11 Check the vpltage At pin7 5 of IC601 Check Replace D828 D805 F806 OK AV OK OK OK OK OK OK NO NO NO NO NO NO OK Check the connection of side or Front AV Board NO Connect the Board OK Replace IC601 P603...

Page 15: ... 15 PRINTED CIRCUIT BOARD MAIN ...

Page 16: ...CPT VM 16 SIDE A V ...

Page 17: ...9489X PIP Processor LA7222 Aud io Swit c h EYE Op t Tilt Op t STK396 110 VM IC SMPS TRANS ST 5V 12V PIP AV SW OPT 3 3V 5V Tuner Sub Relay VM 200 V FBT LA 7845 V AMP 14V FBT EW AMP 28 V FBT T802 IC11 LA42152 So und AMP IC601 LA42152 So und AMP IC601 ICP01 IC602 IC901 HIC920 ST 1 8V ST 3 3V 3 3V 8V ST 1 8V ST 3 3V 5V 9V 14V 17V 5V 14V 14V IC824 IC853 IC825 IC821 IC822 ICP02 11 ...

Page 18: ... C3 R Pr Y3 G Y B Pb V1 V2 V3 C3 R Pr Y3 G Y B Pb AIN1 L R AIN2 L R AIN3 L R AUDIO VIDEO LA7222 HOR EW VER TDA4863 EHT VCTi 49xxl P N SVCC 110V 12V 5V 3 3V 1 8V BIN BIN PIP Va Vb RGB o ut SVM o ut Hf b Hout Menu OK VOL VOL PR PR KEY IR AUDIO VIDEO GAME MODULE HS VS IFIN IFIN MAIN SUB MAIN SUB 3 T PIP VIDEO RIN GIN PIP VIDEO RIN GIN AOU 1 1 2 VOUT ...

Page 19: ...MEMO 19 ...

Page 20: ... 20 EXPLODED VIEW ...

Page 21: ... 380 6KEY MC049A 320 320 062F SPRING KNOB SPRING 330 5020V00534D BUTTON POWER RT 29FA65VE 84B ABS HF 380 1KEY MC049AÓ 400 3809V00123H BACK COVER ASSEMBLY RT 29FA65VE ST SET 2PHONE MC049A 520 6871VMMT20Z PWB PCB ASSEMBLY MAIN MC049A RT 29FA65VE LMLLSA8 560 6871VSMJ32G PWB PCB ASSEMBLY SUB CTL MC 049A FA60 LGESY 570 6871VSMJ43D PWB PCB ASSEMBLY SUB POWER MC 049A FA60 LGESY 600 6871VSMJ30J PWB PCB AS...

Page 22: ...2A GDZJ11B TP DO34 0 5W 11 0V GDZJ11B TP DO34 0 5W 11 0V MTZJ8 2B TP DO34 8 2V 5UA MTZJ6 2A TP DO34 0 5W 6 2V 150UA GDZ5 1B TP DO34 0 5W 5 1V 0 02A GDZ5 1B TP DO34 0 5W 5 1V 0 02A GDZ5 1B TP DO34 0 5W 5 1V 0 02A GDZ5 1B TP DO34 0 5W 5 1V 0 02A LOCA NO PART NO DESCRIPTION HIC920 IC11 IC11 IC12 IC13 IC301 IC302 IC601 IC801 IC802 IC821 IC822 IC824 IC825 IC826 IC853 IC901 Q104 Q11 Q1106 Q180 Q181 Q182...

Page 23: ...502 C503 C504 C505 C506 C507 C508 C509 C510 C511 C512 C513 C514 C517 C519 C520 C521 C522 C524 C525 C526 C527 C528 C529 C530 C531 C532 C533 C534 C535 C536 C537 C538 C540 C541 C542 C543 C545 C547 C548 C549 C561 0CE107DJ618 0CK2710W515 0CE108DH618 181 009R 0CK2710W515 0CE108DH618 181 009C 0CK2710W515 0CE475DR618 0CQ6831N509 0CQ6831N509 0CQ3331N509 0CN1040K949 0CN2710K519 0CN2710K519 0CN1040K949 0CE10...

Page 24: ... 7 5 100U SHL 160V M FL TP5 R 680PF 2KV 10 10 R TP TP7 5 LOCA NO PART NO DESCRIPTION C835 C837 C838 C839 C840 C843 C845 C846 C847 C868 C901 C902 C903 C904 C907 C920 C921 C922 C923 C924 C925 C926 C927 C928 C929 C930 L101 L103 L12 L1201 L1202 L1243 L1244 L401 L402 L501 L502 L503 L504 L505 L506 L507 L508 L509 L801 T401 T803 P06B 0CK4710W515 0CQ4731N509 0CE227DK618 0CE106DH618 0CE228BF618 181 120K 0CE...

Page 25: ...CRIPTION R127 R13 R180 R181 R182 R183 R184 R185 R186 R187 R188 R189 R190 R191 R192 R193 R201 R202 R209 R210 R211 R212 R24 R25 R26 R28 R29 R30 R301 R302 R303 R304 R305 R306 R307 R308 R309 R31 R310 R312 R313 R314 R315 R316 R317 R318 R319 R32 R320 R321 R322 R323 0RD1000F609 0RD1301F609 0RD1001F609 0RD3002F609 0RD1002F609 0RD1003F609 0RD1801F609 0RD1801F609 0RD4701F609 0RD1801F609 0RD2202F609 0RD5602F...

Page 26: ...6 W 5 TA52 270 OHM 1 6 W 5 TA52 LOCA NO PART NO DESCRIPTION R542 R543 R544 R551 R555 R556 R557 R558 R601 R602 R603 R604 R605 R606 R607 R608 R609 R610 R611 R612 R613 R614 R615 R616 R617 R618 R619 R620 R621 R622 R623 R624 R664 R802 R803 R804 R805 R806 R807 R808 R809 R810 R814 R816 R817 R823 R825 R827 R828 R831 R838 R840 0RD8200F609 0RD9100F609 0RD0332F609 0RD2202F609 0RD4700F609 0RD2200F609 0RD3301F...

Page 27: ...0 313A 140 313A 140 313A 140 313A 140 313A 6600VM2002A 165 004A 165 004A 165 004A 6918VAX002H 6918VAX002E 125 123A 125 022K 125 022K 125 022K 125 022K 125 022K 1 6 OHM 2 W 5 00 TA62 10K OHM 1 6 W 5 TA52 330 OHM 1 2 W 7 0 5 00 TA52 820 OHM 1 6 W 5 00 TA52 10K OHM 1 6 W 5 TA52 75K OHM 1 6 W 5 00 TA52 220K OHM 1 6 W 5 00 TA52 4 7K OHM 1 6 W 5 TA52 220 OHM 1 6 W 5 00 TA52 220 OHM 1 6 W 5 00 TA52 220 O...

Page 28: ...P NO 3854VA0146A S1 2004 4 16 ...

Page 29: ...SVC SHEET 3854V A0146A S ...

Page 30: ...Jun 2004 Printed in Korea P NO 3828VD0194A ...

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