LG 14FU7RB User Manual Download

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COLOR TV

SERVICE MANUAL

CAUTION

BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

CHASSIS : MC059D

MODEL : 14FU7RB

MODEL :

14FU7RB-T2

North/ Latin America http://aic.lgservice.com
Europe/Africa http://eic.lgservice.com

Asia/Oceania http://biz.lgservice.com

Feb., 2010

Printed in China

P/NO : MFL40183504

Internal Use Only

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Summary of Contents for 14FU7RB

Page 1: ...EAD THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS MC059D MODEL 14FU7RB MODEL 14FU7RB T2 North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com Feb 2010 Printed in China P NO MFL40183504 Internal Use Only ...

Page 2: ...ECAUTIONS 3 SPECIFICATIONS 4 ADJUSTMENT 6 TROUBLE SHOOTING 11 BLOCK DIAGRAM 15 PRINTED CIRCUIT BOARD 16 EXPLODED VIEW 18 Copyright 2010 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: ...ai Vietnam CIS PAL MODEL NTSC MODEL Mideast Africa Middle South America NTSC MODEL PAL MODEL No 1 2 3 4 5 6 7 8 9 10 Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Scope This specification is applied to the MC 059D CHASSIS Colour TV Specification Each part is tested as below without special appointment 1 Temperature 25 5 C 77 9 F C...

Page 5: ...h Storage System Channel Search Name 8CH Memory Dynamic Standard Mid Game User Standard Reddish Greenish Bluish On Off Pr Vol On Off On Off English French Parsi Arab TV AV On Off On Off Remark Non regulation region Regulation region PAL MODEL BG I DK PAL MODEL BG I DK V UHF or Cable or Detail drawing Control item contrast Brightness Colour Sharpness Settting now time Setting shut time Setting turn...

Page 6: ...e Exit screen voltage adjustment by press Enter A key of factory remote control 5 Purity and Convergence Adjustment 5 1 Purity Adjustment 1 Adjustment Preparation 1 Receive Red Raster Pattern for purity adjustment 51CH 2 Demagnetize the CPT and Cabinet with a degaussing coil 2 Adjustment 1 Pre adjust the static convergence STC with the 4 and 6 pole magnet 2 If the horizontal line is inline with CP...

Page 7: ...4 Use the VOLF VOLG Key to change item data 5 Adjustment Procedure a Make the picture luminance 45Ft L by changing the CONTRAST and BRIGHTNESS b Adjust X data of high light with R DRIVE VP7 and Y data of high light with B DRIVE VP9 to have the color temperature as shown below c Make the picture luminance 4 5Ft L by changing the CONTRAST and BRIGHTNESS d Adjust X data of low light with R BIAS VP4 a...

Page 8: ...NA QURAN XD MENU OPTION 4 SYSTEM SND MODE AV LOC KEY COLOR T PLL DIV OPTION 5 FM PRE NICAM PRE SCART PRE A2 FM TH FIRST TH ZWT INITIAL 0 0 1 1 0 0 1 0 0 0 1 0 1 0 0 0 0 1 1 0 0 0 0 0 1 0 1 3 1 31 6 7 0 5 10 12 REMARK DVD function 1 Yes 0 No T P T S function display on MENU VOLUME CURVE 1 HIGH 0 LOW VIDEO MUTE EYE function 1 Yes 0 No FIX 1 SOUND MUTE at no signal GAME function 1 Yes 0 No REMARK TUR...

Page 9: ...stment Over shoot Adjustment Y Gamma start point Select DC Restoration Select Black Stretch Start Point Select Black Stretch Gain Select C Bypass C Kill On C Kill Off Color Killer Operational Point R B Gain Balance R B Angle B Y DC Level R Y DC Level Video Level OVER MOD SW OVER MOD LEVEL Tint Through Range 0 63 0 31 0 15 0 127 0 255 0 255 0 255 0 127 0 15 0 127 0 31 0 31 0 3 0 3 0 3 0 1 0 63 0 7 ...

Page 10: ... separation G Y Amplitude Color on off on Half tone Mode Overmodulation circuit Type APC Offset current IF video level offset 5 74MHz FM Det IF VCO freerun frequency Equalizer Bell filter Equalizer circuit Bell filter adjust SECAM Killer circuit disable SECAM Killer circuit enable OSD Contrast OSD Position Range 0 3 0 3 0 3 0 3 0 3 0 3 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 3 0 3 0 1 0 1 0 1 0 1 0 1 0 ...

Page 11: ... 11 1 TV FUNCTIONAL 2 TU IF SECTION 3 VIDEO PROCESSING TROUBLE SHOOTING Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 12: ... 12 4 SMPS PRIMARY SECTION 5 SMPS SECONDARY SECTION Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 13: ... 13 6 VERTICAL SECTION 7 HORIZONTAL SECTION Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 14: ...8 SOUND PROCESSING SECTION 14 9 CPT DRIVE SECTION Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 15: ... 15 BLOCK DIAGRAM Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 16: ... 16 MAIN PRINTED CIRCUIT BOARD Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 17: ... 17 MEMO Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 18: ...matic Diagram and EXPLODED VIEW It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X RADIATION Shock Fire or other Hazards Do not modify the original design without permission of manufacturer IMPORTANT SAFETY NOTICE OPTION Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE...

Page 19: ...P N 3854VA0196C LGE Inter nal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes ...

Page 20: ...SVC SHEET 3854VA0196C S ...

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