40
32PD7800/42PD7800 (PW2)
No picture, no color or dark
Are waveforms at
QH20<E>(Y),
QH21<E>(Cb) and
QH22<E>(Cr)?
Check ETV3 and VIDEO PWB
Check IH13
Are waveforms at
12pin(Y), 15pin(Cb)
and 7pin(Cr) of IH13?
Check QH20, QH21 and QH22
Yes
No
Yes
No
No sound
Are waveforms at
37pin(L) and 35pin(R)
of PHV1?
Check ETV3 and VIDEO PWB
Are waveforms at
7pin(L) and 8pin(R) of
IH14?
Yes
No
Check IH15
Are waveforms at
26pin(SCK), 32pin(BCK),
30pin(DATA) and
31pin(LRCK) of IH13?
Yes
No
Check IH14
Check IH13
Yes
No
[HDMI PWB Circuit]
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 ...
