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Manafacture: LG File size: 5.93 mb File name: ac292b52-2d38-4dd6-b66e-eefa4c300672.pdf Language of manual:

No power NO NO Check MAIN Board of Power Line NO Check ST_3.3 of IC001 #45, 75, ... ST_1.8V of IC001 #124, 169... Replace X001 YES YES Check IC001 #79,89 (OSC) Replace Q009, Q010 NO Check IC1001 #161(ABN) Check Abnormal Circuit YES NO Check IC001 #89(IR), #162(Key in) Check Digital P503, P504 connector YES Check IC001 #83, 84(SCL, SDA) -18 5. No raster Check +B voltage 125 ~ 135V or OK 0V Is the voltage at VCC of IC001 ST_1.8V and ST_3.3V? NO Check F1701 Fuse on PSW Board OPEN YES Check/ Replace IC500 NO YES Does the square waveform from PIN 23 of IC500 appear Check ST_Voltage OK Check/ Replace F1771 0V YES Check IIC bus Check the voltage of C1806 Check/ Replace D1810 Is the waveform at Drain Q408 normal? lime (SDA, SAC) NO Check/ Replace IC810 0VCheck the voltage at pin2 of IC801 Check/ Replace Q422, T402 Check the voltage at P803B 5.6V Check the output IC830, IC840, IC843 -19 - 20 - PRINTED CIRCUIT BOARD MAIN - 21 - DIGITAL (TOP) STAND-BY - 22 - SIDE-A/V HARMONICS DIGITAL (BOTTOM) - 23 - CPT POWER S/W CONTROL LED + PRE-AMP - 24 - BLOCK DIAGRAM Vertical Vertical 1. MAIN 2. VCT-P(Video) -25 3. VCT-P(Audio) -26 MEMO -27 EXPLODED VIEW - 28 - 112 913 170 150 510 400 943 503 501 550 520 580 120 300 310 530 600 540 331 330 320 590 560 EXPLODED VIEW PARTS LIST The components identified by mark is critical for safety. Replace only with part number specified. LOCA. NO PART NO DESCRIPTIONS 112 6335929004A CPT,ITC A68ERS370X V1 N 29INCH SUPER-SLIM 0.40G 4/3 0HZ 6335929004B CPT,ITC A68ERS370X V1 L 29INCH SUPER-SLIM 0.50G 4/3 120 6400VA0025E Speaker,Fullrange C163A01K1451 FERRITE 15W 8OHM 86DB 110HZ 193X57X44.4mM LUG 150 6140VC2006R Coil,Degaussing 18OHM 102OHM AL 75T 315T 0.7mM 0.22mM SQUARE/CIRCLE 29INCH 170 170-844K Drawing,Assembly CPT EARTH UL1015 AWG22-TBC 0.12X4X16MM 29INCH ALL NORMAL 300 30919E0032X Cover Assembly, 29FS2ANB-ZE LG-ALFATRON 30909E0025 SY LOCAL 117A 30919K0017B Cover Assembly, 29FS2ANX MC05HA 29” SY-RA RA TOOL MC05HA 100HZ 30919K0017C Cover Assembly, 29FS2AMB-ZE MC05HA 29” SY-RA RA TOOL MC05HA 100HZ X-WAVE” 30919K0019D Cover Assembly, 29FS2ANX MC05HA 29” 29FS2 C/A ASSY LGEMA 30919K0019F Cover Assembly, 29FS2ANX MC05HA 29” 117A LGEMA LOCAL ACQ30285805 Cover Assembly, 29FS2 05HA 29”” LGESY-KIEV C/SKD 2-TONE 310 5020900039B Button, CONTROL 29FS2 ABS, HF-380 6KEY LGESY LOCAL 117A 5020900088B Button, MOLD ABS CONTROL 29FS2 ABS, HF-380 6KEY LGERA 5020900094A Button, MOLD ABS 380 CONTROL 29FS2 ABS, HF-380 6KEY LGEMA 320 320-062E Spring, CUTTING STSC304 KNOB 330 5020900038B Button, POWER 29FS2 ABS, HF-380 1KEY LGESY LOCAL 117A 5020900087B Button, MOLD ABS POWER 29FS2 ABS, HF-380 1KEY LGERA B/POWER 5020900093A Button, MOLD ABS 380 POWER 29FS2 ABS, HF-380 1KEY LGEMA 331 4810900051B Bracket, 29FS2 MC036A ABS, HF-380 LGESY LOCAL 117A 4810900096A Bracket, BOTTOM 29FS2 MC035E HIPS LGERA BRACKET POWER 4810900099A Bracket, MOLD HIPS BOTTOM 29FS2 MC05HB HIPS 51SF LGEMA 400 3809900145E Cover Assembly, 29FS2RNX-TE 2PHONE LGESY LOCAL SET 4PIN SIDE A/V 3809900145N Cover Assembly, 29FS2ANX MC05HB 29” SY-KIEV C/SKD O5HB” 3809900193B Cover Assembly, 29FS2ANX MC05HA 29” SY-RA RA TOOL MC05HA 100HZ 3809900199E Cover Assembly, 29FS2RNX MC05HA 29” 29FS2 B/C ASSY LGEMA TOOL” 501 4810900101A Bracket, MOLD HIPS 40AF MAIN 29FS2 MC05HB HIPS 405AF LGEMA 4810900052C Bracket, MAIN 29FS2 MC035E HIPS 407AF LGESY LOCAL 100HZ 503 4811900067E Bracket Assembly, REAR AV 29FS2ANX-ZE MC05HA 2SCART LGEMA LOCAL 4811900068C Bracket Assembly, REAR AV 29FS2ANB-ZE MC05HA LGESY 510 68719SMN03A PCB Assembly, SUB M.I MC05HA 29FS2ANB-TE . CPT BOARD LGESY CKD EBR30922401 PCB Assembly, SUB M.I MC05HA 29FS2ANX-ZE.NUPLLEP CPT BOARD SY-MA CKD 520 68719MMX66F PCB Assembly, MAIN1 M.I MC05HA 29FS4RNX-ZE. KDRLLEY LGESY EBR30793601 PCB Assembly, MAIN1 M.I MC05HA 29FS4RNX-ZE .QRULLCU SY-RA SKD EBR30793602 PCB Assembly, MAIN1 M.I MC05HA 29FS2ANX-ZE .NUPLLEP SY-MA CKD EBR30793603 PCB Assembly, MAIN1 M.I MC05HA 29FS2AMB-ZE .QRULLCU SY-RA SKD 530 68719SMN06A PCB Assembly, SUB M.I MC05HA 29FS2ANB-TE . CONTROL LGESY CKD EBR30796401 PCB Assembly, SUB M.I MC05HA 29FS2/4 . (LOCAL KEY) EBR30796402 PCB Assembly, SUB M.I MC05HA 29FS2/4 . (LOCAL KEY) 540 68719PM264A PCB Assembly, POWER M.I MC05HA 29FS2ANB-TE . (174-322G) LGESY CKD EBR30794701 PCB Assembly, POWER M.I MC05HA 29FS2/4 . (POWER S/W) EBR30794702 PCB Assembly, POWER M.I MC05HA 29FS2/4 . (POWER S/W) 550 68719SMN02F PCB Assembly, SUB M.I MC05HA 29FS4RNX-ZE. KDRLLEY DIGITAL LGESY EBR30794301 PCB Assembly SUB M.I MC05HA 29FS4RNX-ZE .QRULLCU DIGITAL EBR30794302 PCB Assembly SUB M.I MC05HA 29FS2ANX-ZE .NUPLLEP DIGITAL 560 EBR30817601 PCB Assembly SUB M.I MC05HA 29FS2/4 . (HARMONICS) EBR30817602 PCB Assembly SUB M.I MC05HA 29FS2/4 . (HARMONICS) 580 68719SMN04A PCB Assembly SUB M.I MC05HA 29FS2ANB-TE KMALLEY ST-BY LGESY CKD EBR30923001 PCB Assembly SUB M.I MC05HA 29FS2ANX-ZE .NUPLLEP ST-BY,SY-MA CKD 590 68719SMN07A PCB Assembly SUB M.I MC05HA 29FS2ANB-TE . (LED+ PRE-AMP)LGESY CKD EBR30797202 PCB Assembly SUB M.I MC05HA 29FS...

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