LG CE-29Q90ID Page 1 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-006A

MODEL:CE-29Q90ID

website:http://biz.LGservice.com

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

July,2001

Printed in Korea

P/NO : 3828VD0073F

Summary of Contents for CE-29Q90ID

Page 1: ...TION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS MC 006A MODEL CE 29Q90ID website http biz LGservice com e mail http www LGEservice com techsup html July 2001 Printed in Korea P NO 3828VD0073F ...

Page 2: ...ty Precautions 3 Specifications 4 Control Descriptions 5 Disassembly Instructions 8 Adjustment Instructions 9 T rouble Shooting 19 Wiring Diagram 25 Exploded View 26 Exploded View Parts List 27 Replacement Parts List 28 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 positioin connect one lead of...

Page 4: ...A V in out External In Output Audio In 0 5Vrms 3db over 10Kohm Audio Out 0 5Vrms 3db below 1Kohm Video In Out 1Vp p 3db 75ohm R G B In 0 7Vp p 3db Feature Auto programme Manual programme SVM Scanning Velocity Modulation Digital Eye Digital Comb Filter Auto Sleep Dynamic Focus Programme Editing PSM Picture Status Memory SSM Sound Status Memory CTI Teletext 128 page Turbo Search Picture Sound ACMS A...

Page 5: ...sub picture POSITION relocates the sub picture in clockwise direction 2 12 PIP switches on or off the programme scan mode through 12 sub pictures 5 MENU selects a menu 6 D E Programme Up Down selects a programme or a menu item switches the set on from standby F G Volume Up Down adjusts the volume adjusts menu settings OK accepts your selection or displays the current mode 7 NUMBER BUTTONS switches...

Page 6: ...e format Note In teletext mode the PR SWAP and INPUT buttons are used for teletext function Battery installation The remote control handset is powered by two AAA type batteries To load the batteries turn the remote control handset over and open the battery compartment Install two batteries as indicated by the polarity symbols and marked inside the compartment Note To avoid damage from possible bat...

Page 7: ...OCKET Connect the headphone plug to this socket 9 AUDIO VIDEO IN SOCKETS AV4 Connect the audio video out sockets of external equipment to these sockets S VIDEO AUDIO IN SOCKETS S AV 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 AV4 10 PC INPUT SOCKET Connect the monitor output socket of the PERSONAL ...

Page 8: ...et Fig 2 2 CPT Removal 1 Pull out the CPT board from the CPT neck 2 Place the front cabinet on soft material not to mar the front surface or damage control knobs 3 Remove 4 screws securing the picture tube mounting brackets to the front cabinet 4 Carefully separate CPT from the front cabinet PICTURE TUBE HANDLING CAUTION Due to high vacuum and large surface area of picture tube great care must be ...

Page 9: ...ent 1 Tune the TV set to receive an 100 white pattern 2 Press Channel UP DOWN button for desirous function Adjustment 3 Press Volume UP DOWN button to adjust the data 4 Adjust until ÒCONTRASTÓ and ÒBRIGHTÓ become 3 5 Ft_L 5 Enter the SVC mode by pressing the SVC button 6 Adjust the Y value of High Light with G DRIVE and adjust the X value with B DRIVE until they have the color coordinate of High L...

Page 10: ...ION 2 OPTION 3 Teletext 1 Press YELLOW button or OP1 OP2 OP3 OP4 button on SVC Remote Controller 2 Input data directly by the buttons corresponded with OPTION1 0 127 OPTION2 0 63 OPTION3 0 127 and TELETEXT 6 131 3 Select each OPTION function by the CH Up Down button and then set up each OPTION by the VOL Up Down button Table 1 OPTION 1 Function Table 2 OPTION 1 CODE Data Menu VS VA HS EW EP ET A A...

Page 11: ... 2 EYE 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 OPTION Data 200 PR TSEAR I II SV TOP A2 ST SYS 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1...

Page 12: ... 0 1 2 EYE 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 OPTION Data 200 PR TSEAR I II SV TOP A2 ST SYS 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

Page 13: ... 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 2 3 0 1 2 3 0 1 2 3 0 1 2 3 0 1 2 3 0 1 2 3 0 1 2 3 0 1 2 3 0 1 2 3 0 1 2 3 0 1 2 3 0 1 2 EYE 1 1 1 1 1 1 1 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 OPTION Data 200 PR TSEAR I II SV TOP A2 ST SYS 247 248 249 250 251 252 253 254 255 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

Page 14: ... 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 Table 4 OPTION 2 CODE Data 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 DATA ACMS VOL H PHO DVD WOOFER Q30 VGA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0...

Page 15: ... 0 SAV 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 1 1 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 DATA ACMS VOL H PHO DVD WOOFER Q30 VGA 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

Page 16: ...1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 SAV 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 DATA ACMS VOL H PHO DVD WOOFER Q30 VGA 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1...

Page 17: ...w 2 Farsi English Farsi France Farsi all Funciton English English German French Italian Spanish English Dutch Swedish Norwegian Danish Swiss Portuguess Roman ian Polish Hungarian Czech Russian English Farsi English French Arab Urdu English Swedish Norwegian Danish Finish English Indonesian Malaysian Vietnamese English Thai English China English French Swedish Czech German Spanish Itallian Polish F...

Page 18: ... 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 400 401 402 403 404 405 LANG 4 4 4 4 4 4 4 4 4 4 4 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 6 6 6 6 6 6 6 6 6 TLAN 6 7 8 9 10 11 12 13 14 15 16 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 0 1 2 3 4 5 6 7 8 DATA 406 407 408 409 410 411 412 413 414 415 416 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 600 601 602 603 604 605 60...

Page 19: ...POWER circuit Check Replace D802 R801 R857 Check Replace SW1101 F1101 T801 D801 R802 Check Replace Check Replace Check Replace ICP V 01 Check Replace Q804 Q805 R813 ZD801 Check Replace IC1 IC301 FR359 FR360 D339 D349 Check Replace Check the voltage at pin 9 of STR Check the voltage at pin 50 of IC01 Check the voltage at Check the voltage of C828 Check the voltage of C834 pin 50 of ICP V 01 Check t...

Page 20: ...T PCB ASSY Check Replace Q210 Q204 IC201 Check Replace TU101 Retrace line is Screen is black visible Check the waveform at pin 12 of P501A Check the waveform at pin 26 28 30 of IC702 Check the waveform at pin 24 of TU101 Check FBT CPT socket CPT voltage of FBT Q2902 Q2907 Q2908 Q2909 Check Replace IC702 Check Replace at pin 45 of IC702 Check the waveform Q2910 FR2948 VM coil ...

Page 21: ...waveform at pin12 of P501A DON T CATCH CHANNEL MAIN FR848 FR829 D811 R121 ZD101 Check Replace R124 IC101 IC104 Check Replace IC502 IC701 IC702 Check Replace Q211 Check Replace Check Replace Check the voltage at pin16 of TU102 PIP Check the voltage at pin13 of TU102 PIP Check the waveform at pin24 of TU102 PIP Check the waveform at pin6 of P502A FR848 FR829 D811 R121 ZD101 Check Replace R124 IC101 ...

Page 22: ... 2 of IC660 Check the waveform at pin 8 of IC660 Check the voltage at Q601 Q602 Check Replace IC660 Check Replace IC601 Check Replace NO CENTER SPEAKER SOUND BUT MAIN SOUND OK NO WOOFER SPEAKER SOUND BUT MAIN SOUND OK 0V 5V Q603 Check Replace IC601 Check Replace NORMAL NO IC650 Check Replace IC1 Q606 Check Replace 0V 3V ...

Page 23: ...ck Replace FR448 D413 IC401 Check Replace Q404 Q405 Check Replace D402 C408 Check the voltage at pin 1 6 of IC301 Check the voltage at pin 40 of IC201 Check the waveform at pin 9 10 of P503A Check Replace Check Replace IC201 Check Replace Q209 C12 Check Replace IC2 Check Replace at pin 21of IC1 Check the waveform Check Replace FR359 FR360 D339 D349 ...

Page 24: ...veform at FB882 D885 Check Replace IC601 IC602 X601 Check Replace IC610 Q604 Q605 Check Replace IC601 Check Replace P604A H P JACK Check Replace IC605 Check Replace TU101 Check Replace Q112 Q113 Check Replace IC1 Q606 Check Replace TU101 Check Replace Z103 Q111 Check Replace Check the Waveform at pin 44 of IC601 3V 0V Check Replace IC601 IC602 X601 Check the waveform at pin 21 of TU101 NO NORMAL N...

Page 25: ...Wiring Diagram 25 P6A P1104 P2B P630A P101B P602A P601A 1 P7 P601B P902A P604A P6A P1 P8 1 P808A P602A P601A P630A P901A P101A P807 CPT PCB P808B P650A P402 1 POWER PWB 2 ...

Page 26: ...913 170 150 153 112 501 943 400 520 P801 503 126 124 125 540 530 570 560 550 122 120 123 340 104 127 580 310 600 700 330 320 300 121 510 EXPLODED VIEW 26 ...

Page 27: ...426A BUTTON POWER 340 4470V00019A GEAR ASSY MOVING CTR SPK 400 3809V00207M BACK COVER ASSY 501 4810V00259A BRACKET MAIN MC 006A 503 4810V00261B BRACKET REAR A V HIPS 2 SCART 1 SCART 510 6871VSM738A PWB ASSY CPT MC006A CPT VM 520 6871VMM637H PWB ASSY MAIN 006A 530 6871VDM113G PWB ASSY MAIN2 006A LG29Q90ID W ST BY N 540 6871VSM815C PWB ASSY 006A 29ÓN RANGE 550 6871VSM617A PWB ASSY DIGIT MC006A 100HZ...

Page 28: ...E RECTIFIER TVR06J DIODE RECTIFIER TVR06J DIODE RECTIFIER TVR06J DIODE RECTIFIER TVR06J DIODE RECTIFIER TVR06J LOCA NO PART NO DESCRIPTION D813 IC1 IC2 IC3 IC04 IC05 IC6 IC7 IC8 IC9 IC101 IC301 IC104 IC201 IC302 IC401 IC501 IC502 IC504 IC601 IC602 IC605 IC610 IC650 IC701 IC702 IC703 IC704 IC801 IC802 IC804 IC831 IC832 IC833 IC901 IC902 IC903 IC1101 IC1102 IC1251 Q109 Q110 Q114 Q115 D6 D7 D8 D101 D...

Page 29: ...1815 TR KTC3198 TP KEC Y KTC1815 TR KTC3198 TP KEC Y KTC1815 TR CHIP 2SC3875S ALY KEC LOCA NO PART NO DESCRIPTION Q209 Q210 Q211 Q212 Q308 Q310 Q311 Q401 Q402 Q404 Q405 Q501 Q503 Q601 Q602 Q603 Q604 Q605 Q606 Q607 Q701 Q702 Q703 Q704 Q705 Q706 Q707 Q708 Q709 Q710 Q711 Q713 Q714 Q715 Q801 Q802 Q803 Q804 Q805 Q811 Q812 Q900 Q1101 Q1102 Q1103 Q2902 Q2907 Q2908 Q2909 Q2910 0TR319809AA 0TR319809AA 0TR3...

Page 30: ...269 C270 C303 C305 C306 C307 C308 C310 C312 C313 C314 C316 C320 C324 C330 C331 C332 C333 C334 C335 C336 C338 C340 C348 C403 C404 C405 C406 C408 C409 C413 C414 C415 C416 C417 C418 C419 C422 C423 C426 C428 C430 C435 C438 C446 C447 C481 0CE227DF618 0CN4710K519 0CE226DF618 0CE107DF618 0CE225DK618 0CE106DF618 0CE106DF618 0CE477DH618 0CE477DH618 0CN1030F679 0CN1030F679 0CQ3341N401 0CE107BJ618 0CN1030F67...

Page 31: ...16V M FL TP5 100UF KME 35V M FL TP5 MPE ECQ V1H474JL3 TR 50V 0 4 LOCA NO PART NO DESCRIPTION C630 C631 C632 C633 C634 C635 C636 C637 C638 C639 C640 C642 C644 C645 C646 C647 C648 C649 C658 C660 C661 C663 C664 C665 C666 C668 C670 C671 C674 C677 C680 C681 C682 C683 C685 C686 C687 C688 C689 C690 C691 C692 C693 C694 C695 C697 C699 C701 C708 C714 C715 C716 181 007H 181 442Z 0CE107BJ618 0CE107BJ618 0CE10...

Page 32: ... K S 22 5 LOCA NO PART NO DESCRIPTION C889 C900 C901 C902 C903 C904 C905 C906 C907 C908 C910 C911 C912 C914 C915 C916 C917 C918 C919 C925 C926 C1101 C1103 C1105 C1106 C1110 C1112 C1114 C1203 C1204 C1205 C1206 C1207 C1208 C1209 C1210 C1211 C1212 C1213 C1251 C1252 C1253 C1254 C1255 C1256 C1257 C1258 C2903 C2909 C2910 C2911 C2912 0CQZVBK002A 0CE475BR618 0CE475BR618 0CE475DR618 0CC0500K115 0CE475BR618...

Page 33: ...OR 10UH K INDUCTOR 10UH K INDUCTOR 3 3UH K INDUCTOR 3 3UH K INDUCTOR 3 3UH K INDUCTOR 3 3UH K COIL LINEARITY 10UH LOCA NO PART NO DESCRIPTION 150 W01A 150 C13B 150 C13B 150 717K 0LA1001K130 0LA0102K119 0LA0102K119 0LA0102K119 0LA0102K119 0LA0102K119 0LA0102K119 0LA0102K119 0LA0102K119 0LA0102K119 0LA0102K119 0LA0102K119 150 C02F 150 C02F 0LA0272K139 0LA0102K119 0LA0472K119 0LA0472K119 0LA0472K119 ...

Page 34: ... R104 R105 R107 R121 R122 R124 R125 R127 R128 R129 R132 R133 R142 R151 R162 R172 R173 R193 R197 R229 R230 R231 R232 R233 R234 R235 R236 R237 R238 R239 R240 R241 R242 R243 R244 R245 R248 R249 0RD1000F609 0RD1000F609 0RD1000F609 0RD1000F609 0RD1000F609 0RD2701F609 0RD1000F609 0RD1000F609 0RD4701F609 0RD2701F609 0RD1000F609 0RD1202F609 0RD1000F609 0RD1000F609 0RD1000F609 0RD1000F609 0RD4701F609 0RD10...

Page 35: ...R415 R416 R417 R418 R419 R420 R421 R422 R423 R424 R426 R429 R431 R438 R439 R445 R446 R447 R450 R451 R490 R601 R602 R604 R607 R608 R611 R612 R616 R622 R623 R630 R631 R633 R650 R651 R654 R655 R656 R657 R658 R659 R660 R662 R663 R674 R675 0RS1001J607 0RD1501F609 0RD3301F609 0RD4701F609 0RD3602F609 0RD3301F609 0RD4702F609 0RD4700F609 0RD2701H609 0RD1501F609 0RD1001F609 0RD0221F609 0RD1001H609 0RD2001H6...

Page 36: ...938 R946 R947 R1101 R1102 R1103 R1104 R1105 R1106 R1107 R1108 R1109 R1110 R1111 R1112 R1113 R1114 R1115 R1116 R1117 R1118 R1151 R1152 R1153 R1154 R1155 R1156 R1204 R1206 R1208 R1212 R1251 R1252 R1253 R1254 R1255 R1292 R2906 R2907 R2908 R2909 R2910 R2911 R2912 0RD3001F609 0RD1001F609 0RKZVTA001L 0RD1803H609 0RS4702K607 0RN3001F409 0RD3001F609 0RS4700H609 0RS4700H609 0RD1001F609 0RD3001F609 0RD1501F...

Page 37: ...50 T801 X01 X501 X601 X701 X702 Z101 Z102 Z104 Z105 Z106 Z107 A1 A2 A2 JA1 RL801 RL802 SK900 PA1101 PJ201 PJ202 TH801 TU101 TU102 VA802 ZN1101 125 123A 125 022K 125 022K 125 022K 125 022K 125 022K 125 123A 6200VKR001C 6200VKR001B 6200VKR001A 6200VKR001A 125 022K 125 022K 125 022K 125 123A 125 022K 125 022K 125 022K 150 F06U 156 A01L 6202VDB007B 156 A02M 156 A02U 166 E02E 166 F01G 166 F01G 166 F01G...

Page 38: ...P N 3854VA0075A S1 1 2 Date 2001 02 01 ...

Page 39: ...P N 3854VA0075A S1 2 2 Date 2001 09 14 ...

Page 40: ...R97 B4 R99 A5 R100 A5 R101 G5 R102 D5 R103 D5 R104 F5 R105 F5 R107 F5 R108 F5 R109 G5 R110 E5 R113 F5 R114 E5 R115 G5 R116 E5 R117 G5 R121 F5 R122 D5 R123 A1 R124 F5 R125 E4 R127 E5 R128 E5 R129 E5 R131 D5 R132 E5 R133 E5 R140 A3 R141 B3 R142 A2 R143 A3 R144 A3 R145 A3 R146 A5 R147 A5 R149 A1 R150 A1 R151 B4 R152 B4 R153 F5 R154 F5 R155 E5 R156 E5 R157 E5 R158 D4 R159 D4 R170 B5 R171 B5 R172 B5 R1...

Page 41: ...SVC SHEET 3854V A0075A S1 SVC SHEET 3854V A0075A S2 ...

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