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CONTENTS

Contents ...................................................................................................................2

Safety Precautions..............................................................................................3

Control Descriptions..........................................................................................4

Specifications........................................................................................................7

Adjustment Instructions .................................................................................8

Trouble Shooting.................................................................................................12

Printed circuit board.........................................................................................16

Block Diagram ......................................................................................................18

Exploded View....................................................................................................20

Exploded View Parts List ..............................................................................21

Replacement Parts List .................................................................................22

SVC. Sheet..................................................................................................................

Summary of Contents for CT-29M35RX

Page 1: ...COLOR TV SERVICE MANUAL Sep 2004 P NO 3828VD0194G CHASSIS MC 049A MODEL CT 29M35RX CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL ...

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: ...ys 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 ...

Page 4: ...assette 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 s...

Page 5: ... picture 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 ar...

Page 6: ...s 8 TV AV selects TV or AV mode clears the menu from the screen switches the set on from standby 9 Function selects volume EYE option picture items or brief auto programme while the menus not display 10 D D E E adjusts the function or selects a pro gramme switches the set on from standby 11 TURBO SOUND PICTURE option switches Turbo sound or Turbo picture function on or off 12 HEADPHONE SOCKET opti...

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

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 112 170 913 150 943 400 600 120 121 300 320 330 P801 310 520 601 ...

Page 21: ...L CT 29M30R MC019A ABS HF 380 4KEY 117A 320 320 062E SPRING KNOB 330 5020V00442C BUTTON POWER CT 29M30R MC019A ABS HF 380 1KEY 117A 400 3809V00221P BACK COVER ASSEMBLY CT 29M35RX CKD 2PHONE ESSALEM 520 6871VMMU16B PWB PCB ASSEMBLY MAIN MC049A CT 29M35RX KFLGKE2 600 6871VSME78E PWB PCB ASSEMBLY SUB A V MC 049A M30 SIDE A V F CKD 601 4810V00276E BRACKET SIDE AV CT 29M30R MC022A ABS HF380 913 332 229...

Page 22: ...P 16V M Y TA52 10000P 16V M Y TA52 10000P 16V M Y TA52 10000P 16V M Y TA52 10000P 16V M Y TA52 22P 50V J SL TA52 10000P 16V M Y TA52 LOCA NO PART NO DESCRIPTION IC11 IC12 IC13 IC301 IC302 IC601 IC602 IC801 IC802 IC821 IC822 IC824 IC825 IC826 IC853 IC901 Q104 Q11 Q301 Q303 Q401 Q401 Q402 Q501 Q502 Q503 Q504 Q505 Q507 Q508 Q509 Q510 Q601 Q602 Q802 Q803 Q805 D301 D302 D403 D404 D405 D406 0IZZVA1001D ...

Page 23: ...6 C517 C518 C519 C520 C521 C522 C524 C526 C530 C532 C533 C534 C535 C536 C537 C538 C539 C540 C541 C542 C543 C545 C547 C548 C549 C602 C603 C604 C605 C606 C607 C608 C609 C610 C611 C612 C613 C614 C615 C616 C617 C618 C619 C620 C623 0CE475DK618 0CN1040K949 0CE107DD618 0CN1040K949 0CE107DD618 0CN1040K949 0CN1040K949 0CN1040K949 0CN1040K949 0CN1010K519 0CE107DD618 0CN1040K949 0CN1040K949 0CE107DD618 0CN10...

Page 24: ...509 L801 T401 T803 P201B P403B P603B P903B F802 F804 F805 F806 FR402 FR403 FR404 FR405 FR901 J131 J206 J208 J211 J261 J509 J510 J512 J566 0LA0102K139 0LA0101K119 0LA0472K119 0LA0101K119 0LA0102K119 0LA0102K119 0LA0472K119 0LA0472K119 0LA0102K119 0LA0102K119 0LA0102K119 0LA0102K119 150 717J 150 L01D 0LA0101K119 0LA0101K119 0LA0101K119 0LA0101K119 0LA0101K119 0LA0101K119 0LA0101K119 0LA0101K119 0LA0...

Page 25: ... LOCA NO PART NO DESCRIPTION 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 R505 R506 R507 R508 R509 R510 R511 R512 R513 R514 R515 R516 R517 R518 R519 0RN2001F409 0RN8202F409 0RD3301F609 0RD1001F609 0RD0561A609 0RD1501F609 0RD2702F609 0RD4700F609 0RD2701A609 0RD1501A6...

Page 26: ...OHM 1 6 W 5 TA52 47K OHM 1 6 W 5 TA52 4 7K OHM 1 6 W 5 TA52 0 47M OHM 1 2 W 5 TA52 RWR 15W 1 0 OHM J PD 47K OHM 2 W 5 TR 47K OHM 2 W 5 TR LOCA NO PART NO DESCRIPTION R806 R807 R808 R809 R810 R814 R816 R817 R823 R824 R825 R827 R828 R838 R901 R902 R903 R906 R907 R908 R909 R910 R911 R912 R925 SW11 SW12 SW13 SW14 SW801 SG901 SG902 SG903 SG904 FB1241 FB401 FB801 FB802 FB803 FB825 L220 T802 X11 Z101 180...

Page 27: ...UGCOM JACK ASSY 3P JACK SCAR TUPJ R1 027 UGCOM CH1 JACK RCA PPJ109 18 A V IN OUT 6P MANUAL OWNERS FR EN AR 112P Q R S TX REMOTE CONTROLLER GOLDSTAR FUSE SLOW BLOW 4000MA 250 V 5 2X20 POWER CORD POWER W HOLD HOUSING REMOTE CONTROLLER RECEIVER TSOP2238NN1 SOCKET CIRC CPT PCS030A 8PIN FBT BSC28 N2351 29 YINYANG B 120V FBT THERMISTOR PTC 03 07MX JA HWA 7 OHM TUNER TAEW G002D ALL IN W S 09Z VE VARISTOR...

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

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

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