34
32PD7800/42PD7800 (PW2)
[Signal Circuit]
No Picture of TV (Main)
Is waveform at
pin 49 of PTV2
(TV,CV?)
Is waveform at
pin 7 of I101
(TV,CV)?
No
No
Is waveform at
pin 18 of U101
(TV,CV)?
No
Is waveform at
pin 8 of PTV3
(TV,CV)?
Check U101
No
Yes
Yes
Yes
Check
Video PWB
Check Q106
Check around
Q101,Q102,Q103
Check Q1A1
No Picture of TV (Sub)
Is waveform at
pin 18 of U102
Yes
Yes
Check U102
No
Содержание 32PD7800
Страница 10: ...10 32PD7800 42PD7800 PW2 Block diagram ...
Страница 45: ...45 32PD7800 42PD7800 9 Basic circuit diagram 1 2 3 4 5 6 6 1 2 3 4 5 D A B C E F G ...
Страница 46: ...46 32PD7800 42PD7800 1 2 3 4 5 6 6 1 2 3 4 5 D A B C E F G ...
Страница 47: ...47 32PD7800 42PD7800 1 2 3 4 5 6 6 1 2 3 4 5 D A B C E F G ...
Страница 48: ...48 32PD7800 42PD7800 1 2 3 4 5 6 6 1 2 3 4 5 D A B C E F G ...
Страница 49: ...49 32PD7800 42PD7800 1 2 3 4 5 6 6 1 2 3 4 5 D A B C E F G ...
Страница 50: ...50 32PD7800 42PD7800 1 2 3 4 5 6 6 1 2 3 4 5 D A B C E F G ...
Страница 51: ...51 32PD7800 42PD7800 1 2 3 4 5 6 6 1 2 3 4 5 D A B C E F G ...
Страница 52: ...52 32PD7800 42PD7800 1 2 3 4 5 6 6 1 2 3 4 5 D A B C E F G ...
Страница 53: ...53 32PD7800 42PD7800 1 2 3 4 5 6 6 1 2 3 4 5 D A B C E F G ...
Страница 54: ...54 32PD7800 42PD7800 1 2 3 4 5 6 6 1 2 3 4 5 D A B C E F G ...
Страница 105: ...105 32PD7800 42PD7800 PW2 MEMO ...
Страница 106: ...YK No 013E Digital Media Division Printed in Japan JE QR62851 32PD7800 42PD7800 ...