2.4. Adjustment Procedure
2.4.1. +B Voltage
Item / preparation
1. Operate the TV set.
2. Set control as follows :
Brightness ........... minimum
Contrast ............... minimum
Adjustment procedure
1. Confirm the DC voltage at the indicated test points, as follows :
TPA 15 : 3.35 ± 0.2V
TPA 16 : 141 ± 2V
TPA 17 : 8.2 ± 0.3V
TPA 18 : 1.9 ± 0.2V
TPA19 : 5.2 ± 0.2V
TPA20 : 220 ± 15V
2.4.2. High Voltage
Item / preparation
1. Receive the crosshatch pattern.
2. Set to 0 Beam.
Screen VR .......... minimum
Contrast .............. minimum
Adjustment procedure
1. Connect a DC voltage meter to TPA 16 and confirm the +B voltage is 141.0 ± 2V.
2. Connect a high frequency voltmeter to heater and confirm that voltage reads 6.3 ± 0.24 (VRMS).
3. Normalize the brightness and contrast.
6
TC-29FX20R
Содержание TC-29FX20R
Страница 9: ...3 Conductor Views 9 TC 29FX20R ...
Страница 10: ...4 Schematic Diagram 10 TC 29FX20R ...
Страница 11: ...11 TC 29FX20R ...
Страница 12: ...4 1 A Board 4 1 1 A Board 1 5 1A 2A 3A 4A 5A 6A 7A 8A 9A 12 TC 29FX20R ...
Страница 13: ...4 1 2 A Board 2 5 1A 2A 3A 4A 5A 6A 7A 8A 9A 1B 2B 3B 4B 5B 6B 7B 8B 9B 13 TC 29FX20R ...
Страница 14: ...4 1 3 A Board 3 5 1B 2B 3B 4B 5B 6B 7B 8B 9B 1C 2C 3C 4C 5C 6C 7C 8C 9C 14 TC 29FX20R ...
Страница 15: ...4 1 4 A Board 4 5 1C 2C 3C 4C 5C 6C 7C 8C 9C 1D 2D 3D 4D 5D 6D 7D 8D 9D 15 TC 29FX20R ...
Страница 16: ...4 1 5 A Board 5 5 1D 2D 3D 4D 5D 6D 7D 8D 9D 16 TC 29FX20R ...
Страница 17: ...4 2 L Board 4 2 1 L Board 1 3 1A 2A 3A 4A 5A 6A 7A 17 TC 29FX20R ...
Страница 18: ...4 2 2 L Board 2 3 1A 2A 3A 4A 5A 6A 7A 1B 2B 3B 4B 5B 6B 7B 18 TC 29FX20R ...
Страница 19: ...4 2 3 L Board 3 3 1B 2B 3B 4B 5B 6B 7B 19 TC 29FX20R ...
Страница 20: ...4 3 G Board 4 3 1 G Board 1 4 1A 2A 3A 4A 5A 6A 7A 20 TC 29FX20R ...
Страница 21: ...4 3 2 G Board 2 4 1A 2A 3A 4A 5A 6A 7A 1B 2B 3B 4B 5B 6B 7B 21 TC 29FX20R ...
Страница 22: ...4 3 3 G Board 3 4 1B 2B 3B 4B 5B 6B 7B 1C 2C 3C 4C 5C 6C 7C 22 TC 29FX20R ...
Страница 23: ...4 3 4 G Board 4 4 1C 2C 3C 4C 5C 6C 7C 23 TC 29FX20R ...
Страница 24: ...5 Parts Locations 24 TC 29FX20R ...
Страница 25: ...6 Replacement Parts List 25 TC 29FX20R ...