LG RT-29FB35RX Service Manual Download Page 27

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SG901

SG902

SG903

SG904

SG908

P13B

P403B

T402

F801

PA11

SK901

TH801

TU101

VD801

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LOCA. NO PART NO DESCRIPTION

165-004A

6918VAX002H

6918VAX002E

3828VA0464H

6710V00112Q

387-A09J

387-A08F

6174V-5003L

0FS4001B53C

6726VV0006H

6620VBC003A

163-058D

6700VS0002F

164-003G

AG20PT 152F-L3N/S-23

WSP-122N 1200V -100V,+300V

WSP-351M 350V 20%

MANUAL,OWNERSMC049A RUS/BZ03

REMOTE CONTROLLERMC049A W/O

CONNECTOR ASSEMBLY, 9P 2.5MM

CONNECTOR ASSEMBLY, 8P 2.5MM

FBT (FLY BACK TRANSFORMER)

FUSE,SLOW BLOW, 4000MA 250 V 5.2X20

REMOTE CONTROLLER RECEIVER

SOCKET (CIRC), CPT PCS030A 14/360

THERMISTOR, PTC 03-07MX JA HWA 7

TUNER, TAEW-G002D

VARISTOR, TVR621D14A

LOCA. NO PART NO DESCRIPTION

ACCESSORIES

MISCELLANEOUS

SPARK GAP

Summary of Contents for RT-29FB35RX

Page 1: ...V SERVICE MANUAL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS MC 049A MODEL RT 29FB35RX VX website http biz LGservice com e mail http www LGEservice com techsup html ...

Page 2: ...ety Precautions 3 Control Descriptions 4 Specifications 7 Adjustment Instructions 8 T rouble Shooting 12 Printed circuit board 16 Block Diagram 18 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: ...tte 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 Teletext section 11 MUTE switches the sound on or off 12 TV AV selec...

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: ...ccording to the surround ing conditions 12 HEADPHONE SOCKET option Connect the headphone plug to this sock et 13 AUDIO VIDEO IN SOCKETS AV3 Connect the audio video out sockets of external equipment to these sockets S VIDEO AUDIO IN SOCKETS S AV option Connect the video out socket of an S VIDEO VCR to the S VIDEO socket Connect the audio out sockets of the S VIDEO VCR to the audio sockets as in AV3...

Page 7: ...ts based upon P N of B O M 5 Warm up TV set for more than 20min before the measurement Standard input Voltage 110 240 50 60Hz 230 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 Spec...

Page 8: ...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 9: ...y 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 at...

Page 10: ...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 11: ...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 12: ... 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 13: ...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 14: ...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 15: ...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 16: ... 16 PRINTED CIRCUIT BOARD MAIN CPT VM ...

Page 17: ...1A G4 P401B G4 P401C G3 P401D G3 P402A E5 P403A E5 P403B B1 P404A E5 P551A C3 P600A A3 P603A B1 P604A B2 P605A B2 P606A A3 P801A G1 P801B G1 P801C G1 P802A E1 P802B E1 P903A C2 P903B B1 PJ201 C1 Q11 E1 Q41 C2 Q42 C2 Q102 B5 Q103 B5 Q104 B4 Q105 A3 Q106 A3 Q180 C2 Q181 C2 Q182 C2 Q183 C2 Q184 C1 Q185 C2 Q186 C2 Q187 C2 Q301 D4 Q303 F4 Q402 G3 Q403 E5 Q501 B2 Q502 B2 Q503 B3 Q504 C3 Q505 B5 Q506 C2 ...

Page 18: ...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 19: ... 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 20: ... 20 EXPLODED VIEW 112 913 150 510 170 943 400 310 121 120 320 300 330 P801 520 153 ...

Page 21: ...ONE MC049A 310 5020V00652E BUTTON CONTROL RT 25FB35VX ABS HF 380 6KEY 7227S00117A 320 320 070S SPRING COIL 330 5020V00653D BUTTON POWER RT 25FB35VX ABS HF 380 1KEY 7227S00117A 400 3809V00298P BACK COVER ASSEMBLY RT 29FB30RX SY SET 2PHONE SY LOCAL 3809V00298Q BACK COVER ASSEMBLY RT 29FB35RX 2PHONE SY SET 8G068 510 6871VSMJ31B PWB PCB ASSEMBLY SUB CPT MC 049A 29 FLAT VM W O PIP LGESY 520 6871VMMT20T...

Page 22: ...DO34 0 5W 5 1V 0 02A GDZ5 1B DO34 0 5W 5 1V 0 02A 22P 50V J SL TA52 0 0027UF D 100V 5 PE TP5 10000P 16V M Y TA52 10000P 16V M Y TA52 LOCA NO PART NO DESCRIPTION HIC920 IC11 IC11 IC12 IC13 IC301 IC302 IC601 IC801 IC802 IC821 IC822 IC824 IC825 IC826 IC853 IC901 Q104 Q11 Q180 Q181 Q182 Q183 Q184 Q185 Q186 Q187 Q301 Q303 Q401 Q401 Q402 Q501 Q502 Q503 Q504 Q505 Q506 Q507 Q510 Q601 Q801 Q802 Q803 Q804 Q...

Page 23: ...ION C506 C507 C508 C509 C510 C511 C512 C513 C514 C517 C519 C520 C521 C522 C524 C526 C527 C528 C529 C530 C532 C533 C534 C535 C536 C537 C538 C540 C541 C542 C543 C545 C547 C548 C549 C561 C562 C602 C603 C604 C605 C606 C607 C608 C609 C610 C611 C612 C613 C614 C615 C616 C617 C618 C619 C620 0CE105DK618 0CE477DH618 0CE477DD618 0CE477DD618 0CE108DH618 0CE107CP618 0CE107DD618 0CE227DD618 0CE107DF618 0CE107DJ...

Page 24: ...6V M FL TP5 150P 50V K B TA52 100UF STD 35V M FL TP5 100UF STD 16V M FL TP5 LOCA NO PART NO DESCRIPTION C925 C926 C927 C928 C929 C930 L401 L402 L801 L101 L103 L11 L12 L253 L254 L501 L502 L503 L504 L505 L506 L507 L508 L509 T401 T803 F802 F804 F805 F806 FR402 FR403 FR404 FR405 FR901 J204 J208 J211 J220 J222 J261 J509 J510 J512 J566 R102 R105 R109 R110 R111 R112 R113 181 009C 181 015Q 0CN1010K519 0CN...

Page 25: ...NO DESCRIPTION R316 R317 R318 R319 R32 R320 R321 R322 R323 R324 R325 R326 R328 R33 R35 R37 R38 R401 R403 R404 R405 R408 R409 R410 R411 R412 R413 R414 R415 R416 R417 R42 R421 R422 R449 R501 R502 R503 R504 R506 R507 R508 R509 R510 R511 R512 R513 R514 R515 R516 R517 R518 R519 R520 R521 R522 0RD1000F609 0RD2702F609 0RN2001F409 0RN8202F409 0RD3301F609 0RD1001F609 0RD0561A609 0RD1501F609 0RD2702F609 0RD...

Page 26: ...52 2 2K OHM 1 6 W 5 00 TA52 4 7K OHM 1 6 W 5 TA52 LOCA NO PART NO DESCRIPTION R840 R841 R842 R843 R844 R845 R846 R847 R858 R901 R902 R903 R904 R906 R907 R908 R909 R910 R911 R912 R913 R914 R915 R921 R922 R923 R924 R925 R926 SW11 SW12 SW13 SW14 SW15 SW16 SW801 FB201 FB401 FB801 FB802 FB803 FB825 L920 T802 Z101 X11 JK201 JK202 PJ201 0RF0161K607 0RF0161K607 0RD1002F609 0RD3300A609 0RD8200F609 0RD1002F...

Page 27: ...F 164 003G AG20PT 152F L3N S 23 AG20PT 152F L3N S 23 AG20PT 152F L3N S 23 WSP 122N 1200V 100V 300V WSP 351M 350V 20 MANUAL OWNERSMC049A RUS BZ03 REMOTE CONTROLLERMC049A W O CONNECTOR ASSEMBLY 9P 2 5MM CONNECTOR ASSEMBLY 8P 2 5MM FBT FLY BACK TRANSFORMER FUSE SLOW BLOW 4000MA 250 V 5 2X20 REMOTE CONTROLLER RECEIVER SOCKET CIRC CPT PCS030A 14 360 THERMISTOR PTC 03 07MX JA HWA 7 TUNER TAEW G002D VARI...

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

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

Page 30: ...Aug 2004 Printed in Korea P NO 3828VD0178T ...

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