LG 14FU7RB Service Manual

[Page 1] LG 14FU7RB

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....

[Page 2] LG 14FU7RB

- 2 - CONTENTS CONTENTS ............................................................................................... 2 SAFETY PRECAUTIONS...........................................................................3 SPECIFICATIONS......................

[Page 3] LG 14FU7RB

- 3 - SAFETY PRECAUTIONS Many electrical and mechanical parts in this chassis have special safety-related characteristics. These parts are identified by in the Schematic Diagram and Replacement Parts List. It is essential that these special saf...

[Page 4] LG 14FU7RB

- 4 - General specification SPECIFICATIONS Note : Specification and others are subject to change without notice for improvement. Item Receiving System Available Channel Input Voltage Market Screen Size Aspect Ratio Display Method Tuning System Operat...

[Page 5] LG 14FU7RB

- 5 - Features and Function Feature Key Station Picture Time Special Audio Input Local Key Remocon Audio program Manual program Program edit Favorite channel PSM CSM Clock Off time On time Auto Sleep Language Input Child lock Blue back Specification ...

[Page 6] LG 14FU7RB

1. Scope of Application These instructions are applied to MC-059D Chassis. 2. Notes 1) Because this is a cold chassis, it is not necessary to use an isolation transformer. However, operating it using a transformer between the power supply line and ch...

[Page 7] LG 14FU7RB

- 7 - 5) Converge the R,G,B vertical line in unity by changing the angle between the 2 tabs of the 6-pole magnet. 6) Converge the R,G,B horizontal line in unity by turning the 2 tabs of the 6-pole magnet. At this time, do not change the angle between...

[Page 8] LG 14FU7RB

- 8 - 8. Deflection setting data adjustment These adjustment will be done by Automatic Adjustment Equipment. For manual adjustment, it is also possible by the following procedure. 8-1. Adjustment Preparation 1) Set the Deflection data with the SVC R...

[Page 9] LG 14FU7RB

Menu VP 0 VP 1 VP 2 VP 3 VP 4 VP 5 VP 6 VP 7 VP 8 VP 9 VP 10 VP 11 VP 12 VP 13 VP 14 VP 15 VP 16 VP 17 VP 18 VP 19 VP 20 VP 21 VP 22 VP 23 VP 24 VP 25 VP 26 VP 27 VP 28 VP 29 VP 30 VP 31 VP 32 VP 33 VP 34 VP 35 VP 36 VP 37 VP 38 VP 39 VP 40 VP 41 VP ...

[Page 10] LG 14FU7RB

- 10 - Menu VP 54 VP 55 VP 56 VP 57 VP 58 VP 59 VP 60 VP 61 VP 62 VP 63 VP 64 VP 65 VP 66 VP 67 VP 68 VP 69 VP 70 VP 71 VP 72 VP 73 VP 74 VP 75 VP 76 VP 77 VP 78 VP 79 VP 80 VP 81 VP 82 VP 83 VP 84 VP 85 VP 86 VP 87 VP 88 89 90 91 92 93 94 95 96 97 9...

[Page 11] LG 14FU7RB

- 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] LG 14FU7RB

- 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] LG 14FU7RB

- 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] LG 14FU7RB

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] LG 14FU7RB

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

[Page 16] LG 14FU7RB

- 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] LG 14FU7RB

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

[Page 18] LG 14FU7RB

- 18 - EXPLODED VIEW 174 112 913 170 150 153 520 105 120 330 320 310 300 400 943 Many electrical and mechanical parts in this chassis have special safety-related characteristics.These parts are identified by in the Schematic Diagram and EXPLODED...

[Page 19] LG 14FU7RB

P/N: 3854VA0196C LGE Inter nal Use Only Copyright©2010 LG Electronics.Inc. All right r eserved. Only for training and service purposes. ...

[Page 20] LG 14FU7RB

SVC. SHEET : 3854VA0196C-S ...