LG 29FX6AM Service Manual Download Page 1 | Manualshive

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Summary of Contents for 29FX6AM

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Page 2: ...CRIPTIONS 4 SPECIFICATIONS 7 ADJUSTMENT INSTRUCTIONS 8 TROUBLE SHOOTING 17 PRINTED CIRCUIT BOARD 20 BLOCK DIAGRAM 24 EXPLODED VIEW 28 SVC Sheet Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 3: ...ic 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 ohm meter to the AC plug prongs tied together and touch o...

Page 4: ... mode 6 VCR BUTTONS option control a LG video cassette recorder 7 I II selects the language during dual language broadcast selects the sound output option 8 PSM Picture Status Memory recalls your preferred picture setting 9 SLEEP sets the sleep timer 10 MAIN STILL or STILL freezes motion of the picture 11 TELETEXT BUTTONS option These buttons are used for teletext For further details see the Telet...

Page 5: ...picture POSITION relocates the sub picture in clockwise direction 21 FAVOURITE selects a favourite programme No function COLOURED BUTTONS These buttons are used for teletext only TELETEXT models or programme edit I II SSM LIST PSM SLEEP Q VIEW SWAP INPUT SIZE STILL UPDATE PR PR EYE INDEX PIP MAIN STILL OK PR VOL PR VOL PLAY FAVOURITE STOP REC REW FF I II SSM LIST PSM SLEEP Q VIEW MIX TIME REVEAL M...

Page 6: ...TS 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 AV IN3 7 EYE option adjusts picture according to the surrounding conditions 8 HEADPHONE SOCKET option Connect the headphone plug to this socket Front panel Side panel S VIDEO VIDEO L MONO R AUDIO AV IN3 6 e e h h h h h h e e e e e e e e e e e e e ...

Page 7: ... Follow each drawing or spec for spec and performance of parts based upon P N of B O M 5 Warm up TV set for more than 20min before the measurement A General Specifications No 1 2 3 4 5 6 7 8 9 10 Specification PAL SECAM BG PAL SECAM DK PAL I SECAM L L NTSC M NTSC M PB PAL BG DK I SECAM BG DK 480i 480P 576i 576P 1080i 50Hz 60Hz 720P 50Hz 60Hz 1 VHF E2 E12 UHF E21 E69 CATV S1 S20 HYPER S21 S41 2 L L...

Page 8: ...n adjusting 5 The receiver must be operated for about 15 minutes prior to the adjustment 3 Soft ware download 1 Connect JIG to P004 of Digital Board 2 Connect SCL line of JIG Switch to Ground 3 Turn on JIG and supply 6V to Digital Board Terminate the SCL of clause 2 by using Switch 4 After termination of SCL line wait for 3 second 5 Execute vct69xyp_main_graphic vi2c program 6 Click the TVT button...

Page 9: ...gnet 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 the TV set by move direction 7 2 Convergence adju...

Page 10: ...teps 1 Tune the TV set to receive an 100 white pattern 2 This adjustment should be performed after screen voltage adjustment 9 3 Adjustment 1 White Balance should be adjusted with White balance meter and the remote controller 2 Press the ADJ button to enter the adjustment mode search for RGB W B mode with CHD E and select with VOL button 3 Select the adjustment item with CH D E button 4 Adjust the...

Page 11: ... 11 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 12: ...al center of the CPT HS Horizontal Shift Adjust so that the vertical center line of a digital circle pattern is in accord with geometric vertical center of the CPT EW East West Horizontal Width Adjust outer line of the left right outer lattice to be united with effective boundary surface of CPT Receive Cross hatch to adjust horizontal Pin Cushion BOW In line adjustment not to change default value ...

Page 13: ...tment decides function in accordance with model Press the SVC TX adjustment button CH up down button at SVC mode then adjust the option at OPTION1 2 3 4 5 mode 2 Mark the option adjustment data like 111 111 111 111 111 in BOM 13 2 Adjustment Method 1 Input OPTION value with number button on remote control at each OPTION adjustment mode 2 At each OPTION Mode Select adjustment item by the CH D E but...

Page 14: ...Y 1 CHINA AUSTRALIA 0 OTHERS 1 ALL 0 1 WITH PIP MODEL 0 WITHOUT PIP MODEL Function Remark Code 1 2 3 4 5 6 7 Option SYS FMTRM A2 ST HDEV VOL WOOF HPHON 0 BG I DK L 1 BG I DK M 2 3 SYSTEM 3 RESERVED 1 WIDE BAND XWAVE 0 NO XWAVE 1 NICAM CHECK FM STEREO DUAL operate 0 NICAM CHECK FM STEREO DUAL not operate 1 HIGH DEVIATION MODULATION 0 RF NORMAL SOUND MODULATION 1 RUSHED SOUND CURVE ASIA MIDDLE EAST ...

Page 15: ... Estonian Czech Ukrainian Lettish English French Swedish Turkish Portuguese German Spanish Italian Greek English Turkish German Greek English French Swedish Turkish German Spanish Italian Greek French English Turkish Arabic English French Turkish Arabic Hebrew Arabic English French Arabic Hebrew English French Turkish Parsi French Turkish Parsi English French Parsi Finland suomi 1 2 3 4 5 6 7 Opti...

Page 16: ...B90 0 Other tool Function Remark Code 00FA 001F FFD8 FFE2 FFD1 FFE0 0003 FFF0 0003 EHTTH EHT S EHTV1 EHTV2 EHTH1 EHTH2 EHT F EHTP 1 EHTP 2 ITEM PAL 100Hz 00FA 001F FFD8 FFE2 FFD1 FFE0 0003 FFE0 0003 NTSC 1080i 50Hz 00FA 001F FFD8 FFF2 FFD1 FFE0 0003 FFE0 0003 0180 0190 01A0 00D0 00FF 00E0 0005 00B0 0 RGB W B MENU ITEM DATA R DRIVE G DRIVE B DRIVE R CUTOFF G CUTOFF B CUTOFF TNRCT C A AGC LEV BRIGH ...

Page 17: ...5 68 Check MAIN R118 Waveform NO Check around each Jack NO Check around IC001 Q004 Q005 NO Check around IC652 NO Check around TU101 NO Check around IC001 Waveform of MAIN1 Tuner SIF YES YES YES Waveform of Digital Board IC001 9 10 11 12 13 14 av1 2 3 R598 R599 Component1 at each Mode YES YES Waveform of MAIN IC652 1 2 L 14 15 R Waveform of Digital Board IC001 27 28 Waveform of Digital IC001 31 Wav...

Page 18: ...5 Waveform of Digital Board IC510 19 22 24 28 YES Waveform of Digital Board IC001 165 167 4 No power Check MAIN Board of Power Line NO NO NO NO NO Check ST_3 3 of IC001 45 75 ST_1 8V of IC001 124 169 Replace X001 Replace Q009 Q010 YES YES YES HIGH Check IC001 79 89 OSC Check IC001 83 84 SCL SDA Check Abnormal Circuit Check IC1001 161 ABN Check Digital P503 P504 connector Check IC001 89 IR 162 Key ...

Page 19: ...eplace Q422 T402 Is the waveform at Drain Q408 normal 5 No raster Check F1701 Fuse on PSW Board Does the square waveform from PIN 23 of IC500 appear Check the voltage at pin2 of IC801 Check the voltage of C804 Check Replace IC802 PWR port DB801 0V Check the voltage at pin4 of IC801 Check Replace T802 0V Check the output IC830 IC840 IC843 Check the voltage at IC812 B Port Copyright 2008 LG Electron...

Page 20: ... 20 PRINTED CIRCUIT BOARD MAIN Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 21: ... 21 DIGITAL TOP DIGITAL BOTTOM Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 22: ... 22 POWER CONTROL AC INPUT CONTROL POWER Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 23: ... 23 CPT SIDE A V LED INTERFACE Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 24: ... 24 BLOCK DIAGRAM Vertical Vertical 1 MAIN Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 25: ... 25 2 VCT P Video Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 26: ... 26 3 VCT P Audio Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 27: ...MEMO 27 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 28: ...EXPLODED VIEW 28 174 501 520 400 943 550 580 120 300 310 530 330 540 590 600 150 170 913 112 510 560 503 Copyright 2008 LG Electronics Inc All right reserved LGE Internal Use Only ...

Page 29: ...P No EBY30145701 2006 04 18 ...

Page 30: ...SVC SHEET EBY30145701 S ...

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