Panasonic TC15LT1 - 15"WIDE LCD TV, Service Manual

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1 Safety Precautions 3
1.1. General Guidelines 3
2 Prevention of Electro Static Discharge (ESD) to
Electrostatically Sensitive (ES) Devices 3
3 Self-check function 5
3.1. How to access 5
3.2. Screen display 5
3.3. Display phenomenon and treatment method 5
4 Chasis Board Layout 6
5 Servicing method 7
5.1. Removing tilt base 7
5.2. Removing rear panel 8
5.3. Removing speaker unit 8
5.4. Removing front panel 9
5.5. Removing LCD panel 9
5.6. Removing main A-PCB 10
5.7. Removing B-PCB (with tuner assembly) 11
5.8. Removing digital module 12
5.9. Removing H1-PCB and H2-PCB 12
5.10. Removing PI-PCB 13
5.11. Removing K-PCB 13
5.12. Pull out the flexible cable straight to the coupler. 13
5.13. Removing back-light 14
5.14. Main PCB servicing 14
6 Adjustment method 15
6.1. Test Point Location 15
6.2. Service adjustment mode 15
6.3. RF video level adjustment 18
6.4. Component input video level adjustment 19
6.5. Video input video level adjustment 19
6.6. Video input sub color adjustment 20
7 Conductor Views 21
7.1. A-Board 21
7.2. DG-Board 24
7.3. B, H1, H2, K, P1 and V-Board 26
8 Block and Schematic Diagrams 29
8.1. Schematic Diagram Notes 29
8.2. Interconnection Schematic Diagrams 30
8.3. Power Block Diagrams 31
8.4. Signal Block Diagrams 33
8.5. DG-Board Block Diagram 35
8.6. H1, H2, and A-Board (1/8) Schematic Diagrams 36
8.7. A-Board (2/8) Schematic Diagrams 37
8.8. A-Board (3/8) Schematic Diagrams 38
8.9. B and A-Board (4/8) Schematic Diagrams 39
8.10. A-Board (5/8) Schematic Diagrams 40
8.11. A-Board (6/8) Schematic Diagrams 41
8.12. K and A-Board (7/8) Schematic Diagrams 42
8.13. V and A-Board (8/8) Schematic Diagrams 43
8.14. DG-Board (1/3) Schematic Diagrams 44
8.15. DG-Board (2/3) Schematic Diagrams 45
8.16. DG-Board (3/3) Schematic Diagrams 46
8.17. P1-Board Schematic Diagrams 47
9 Parts Location & Mechanical Replacement Parts List 49
9.1. Parts Location 49
9.2. Mechanical Replacement Parts List 50
9.3. Packing Exploded View 50
10 Replacement Parts List 51
10.1. Replacement Parts List Notes 51
10.2. Electrical Replacement Parts List Notes 52
11 Dimensions 61
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TC-15LT1