To facilitate CRT replacement, the complete CRT mounting chassis does not need to be removed.
1. Remove the main chassis block from the cabinet.
2. Remove the optical bracket metal cover (rear side) by removing (6)
screws from back, (2) screws from top, and (2) screws from each side.
CRT replacement
3. Remove the defective CRT anode lead from the high voltage
distributor block that is mounted on the flyback transformer.
Discharge to CRT chassis.
4. Unplug connectors from the B-Board. See board layout. B9 for red,
B10 for green, or B11 for blue
5. Unplug the defective CRT black DAG ground connector from the CRT
Board.
6. Remove the CRT Board from the defective CRT neck.
7. Remove (2) screws from the defective CRT housing.
Caution:
Do not remove the (4) CRT lens screws and Support the CRT assembly
when loosening screws.
CRT replacement
34
Содержание PT53TW53G - 53" PROJECTION TV HD
Страница 11: ...6 Receiver feature table 11 ...
Страница 25: ...9 Conductor views 9 1 K and G Board printed circuit 10 Schematics 10 1 Schematic diagrams notes 25 ...
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Страница 27: ...10 2 Notas de los diagramas esquematicos 27 ...
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Страница 59: ...1 2 3 4 5 6 7 8 A B C D E F G H I J K BOARD TNP2AA138 G BOARD TNP2AA137 PT 53TW53G PT 56TW53G ...
Страница 60: ...1 2 3 4 5 6 7 8 A B C D E F G H I J A BOARD 1 5 TNP2AH045AA PT 53TW53G PT 56TW53G ...
Страница 61: ...1 2 3 4 5 6 7 8 A B C D E F G H I J A BOARD 2 5 TNP2AH045AA PT 53TW53G PT 56TW53G ...
Страница 62: ...1 2 3 4 5 6 7 8 A B C D E F G H I J A BOARD 3 5 TNP2AH045AA PT 53TW53G PT 56TW53G ...
Страница 63: ...1 2 3 4 5 6 7 8 A B C D E F G H I J A BOARD 4 5 TNP2AH045AA PT 53TW53G PT 56TW53G ...
Страница 64: ...1 2 3 4 5 6 7 8 A B C D E F G H I J A BOARD 5 5 TNP2AH045AA PT 53TW53G PT 56TW53G ...
Страница 134: ...5 PTV Location of controls 10 ...
Страница 145: ...A BOARD 21 ...
Страница 146: ...D BOARD 22 ...
Страница 147: ...R BOARD VIEW DC BOARD TOP VIEW 23 ...
Страница 148: ...DC BOARD BOTTOM VIEW DV BOARD 24 ...
Страница 149: ...DG BOARD TOP VIEW DG BOARD BOTTOM VIEW 25 ...
Страница 199: ...19 5 Instructional flow for service mode 75 ...
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Страница 201: ...20 Reference of PDF links color 21 Conductor views 77 ...
Страница 203: ...22 2 Video block diagram 23 Schematic diagrams 23 1 Schematic diagrams notes 79 ...
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Страница 205: ...23 2 Notas de los diagramas esquematicos 81 ...
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Страница 208: ...23 27 Voltages 23 28 Waveforms 24 Parts location 25 Parts list 25 1 Description of abbreviations guide 84 ...
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