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LG 29FX6AM Service Manual
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LG 29FX6AM Service Manual

LG 29FX6AM Service Manual

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  • Page 2: Table Of Contents

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

  • Page 3: Safety Precautions

    CONDUIT etc. premature component failure. To Instrument’s 0.15uF exposed METALLIC PARTS 1.5 Kohm/10W Copyright©2008 LG Electronics.Inc. All right reserved. LGE Internal Use Only - 3 - Only for training and service purposes.

  • Page 4: Control Descriptions

    SLEEP EYE/ 6. VCR BUTTONS (option) MAIN STILL/ INDEX/ Q.VIEW control a LG video cassette recorder. TEXT 7. I/II TIME REVEAL MODE selects the language during dual language broadcast. selects the sound output (option).
  • Page 5 (With TELETEXT / Without PIP) I/II LIST SLEEP EYE/ MAIN STILL/ INDEX/ Q.VIEW SIZE STILL UPDATE SWAP INPUT (Without TELETEXT / With PIP) Copyright©2008 LG Electronics.Inc. All right reserved. - 5 - LGE Internal Use Only Only for training and service purposes.
  • Page 6 7. EYE (option) adjusts picture according to the surrounding conditions. 8. HEADPHONE SOCKET (option) Connect the headphone plug to this socket. Copyright©2008 LG Electronics.Inc. All right reserved. - 6 - LGE Internal Use Only Only for training and service purposes.

  • Page 7: Specifications

    4) Follow each drawing or spec for spec and performance of Test and Inspection Method parts,based upon P/N of B.O.M 1) performance : Follow the Standard of LG TV test 5) Warm up TV set for more than 20min. before the 2) Standards of Etc. requirement measurement.

  • Page 8: Adjustment Instructions

    11) Select necessary file. 7) Double click right check box of ‘Boot loader Version‘ line, and then check to change to 40 from 0. Copyright©2008 LG Electronics.Inc. All right reserved. - 8 - LGE Internal Use Only Only for training and service purposes.
  • Page 9 (4) Maintain as angle of (3) and rotate the tab to accord with <Fig. 1> vertical line of Red and Blue color in the middle of screen. Copyright©2008 LG Electronics.Inc. All right reserved. LGE Internal Use Only - 9 -...
  • Page 10 Low Light which is specified in "clause f". e. Repeat a~d until the High/ Low color coordinates satisfies the table of “clause f” Copyright©2008 LG Electronics.Inc. All right reserved. - 10 - LGE Internal Use Only Only for training and service purposes.
  • Page 11 Copyright©2008 LG Electronics.Inc. All right reserved. LGE Internal Use Only - 11 - Only for training and service purposes.
  • Page 12 NOTE : Initial adjustment is done based on PAL 100Hz. Adjust so that corner vertical line of upper-left and upper-right to If production line doesn’t the production line of LG be straight line after finishing EP adjustment. TV,receive available deflection adjustment pattern.
  • Page 13 5) There is no alternation and setting of adjusted DATA in the process of inspecting FM TX. Copyright©2008 LG Electronics.Inc. All right reserved. - 13 - LGE Internal Use Only Only for training and service purposes.
  • Page 14 1: WITH WOOFER SPEAKER TOOL OPTION 0: WITHOUT WOOFER SPEAKER HPHON 1: WITH HEAD PHONE 1: NO USE(READY) 0: WITHOUT HEAD PHONE 0: ALL Copyright©2008 LG Electronics.Inc. All right reserved. LGE Internal Use Only - 14 - Only for training and service purposes.
  • Page 15 English/ French/ Turkish/ Parsi 15: PARS FRA French/ Turkish/ Parsi 16: PARS ALL English/ French/ Parsi * Finland => suomi MAX VOL Copyright©2008 LG Electronics.Inc. All right reserved. LGE Internal Use Only - 15 - Only for training and service purposes.
  • Page 16 005D RGB W-B R-DRIVE 0180 G-DRIVE 0190 B-DRIVE 01A0 R-CUTOFF 00D0 G-CUTOFF 00FF B-CUTOFF 00E0 TNRCT C/A 0005 AGC-LEV 00B0 BRIGH-LEV Copyright©2008 LG Electronics.Inc. All right reserved. - 16 - LGE Internal Use Only Only for training and service purposes.

  • Page 17: Trouble Shooting

    Waveform of Digital Board IC001 Check around IC001 #27, 28? & Q004, Q005 Waveform of MAIN IC652#1,2(L) Check around IC652 14, 15(R)? Copyright©2008 LG Electronics.Inc. All right reserved. - 17 - LGE Internal Use Only Only for training and service purposes.
  • Page 18 Check IC001 #83, 84(SCL, SDA) Replace Q009, Q010 Check IC1001 #161(ABN) Check Abnormal Circuit HIGH Check IC001 #89(IR), #162(Key in) Check Digital P503, P504 connector Copyright©2008 LG Electronics.Inc. All right reserved. LGE Internal Use Only - 18 - Only for training and service purposes.
  • Page 19 Check/ Replace IC802 PWR port DB801 Check the output IC830, IC840, IC843 Check/ Replace T802 Check the voltage at IC812 B+ Port Copyright©2008 LG Electronics.Inc. All right reserved. - 19 - LGE Internal Use Only Only for training and service purposes.

  • Page 20: Printed Circuit Board

    PRINTED CIRCUIT BOARD MAIN Copyright©2008 LG Electronics.Inc. All right reserved. LGE Internal Use Only - 20 - Only for training and service purposes.
  • Page 21 DIGITAL(TOP) DIGITAL(BOTTOM) Copyright©2008 LG Electronics.Inc. All right reserved. LGE Internal Use Only - 21 - Only for training and service purposes.
  • Page 22 POWER+CONTROL AC INPUT CONTROL POWER Copyright©2008 LG Electronics.Inc. All right reserved. - 22 - LGE Internal Use Only Only for training and service purposes.
  • Page 23 SIDE-A/V INTERFACE Copyright©2008 LG Electronics.Inc. All right reserved. - 23 - LGE Internal Use Only Only for training and service purposes.

  • Page 24: Block Diagram

    BLOCK DIAGRAM 1. MAIN Copyright©2008 LG Electronics.Inc. All right reserved. - 24 - LGE Internal Use Only Only for training and service purposes.
  • Page 25 2. VCT-P(Video) Copyright©2008 LG Electronics.Inc. All right reserved. LGE Internal Use Only - 25 - Only for training and service purposes.
  • Page 26 3. VCT-P(Audio) Copyright©2008 LG Electronics.Inc. All right reserved. - 26 - LGE Internal Use Only Only for training and service purposes.
  • Page 27 MEMO Copyright©2008 LG Electronics.Inc. All right reserved. LGE Internal Use Only - 27 - Only for training and service purposes.

  • Page 28: Exploded View

    EXPLODED VIEW Copyright©2008 LG Electronics.Inc. All right - 28 - LGE Internal Use Only reserved.
  • Page 29 P/No : EBY30145701 2006.04.18...
  • Page 30 SVC. SHEET : EBY30145701-S...

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