49
42PD8900TA
Main Syincronization [Main PWB Circuit]
Check FC PWB
Yes
Check Q207, Q217, Q218, Q219
Yes
Check I601 and Input terminal
Check I602
Yes
Check I501
Yes
Check I201
Yes
Yes
Are waveform at
TP601(H) and TP602(V)?
Are waveforms
at 61pin(H) and 58pin(V) of
I601?
No Sync or Invalid Sync
Sub picture?
Trouble of Sub picture
No
(Signal picture
or Main picture )
Yes(Sub picture)
No
RGB
Input(DTT,SCART) or
Component Input? (except
480i and 576i)
Are waveforms
at 31pin(H) and 32pin(V) of
I601?
Is
waveform at
150pin(Y) of I501?
Is
waveform at
44pin(Y) of I201?
Component
Video for 480i, 576i?
Is
waveforms at
152pin(Y) of I501?
Is
waveform at
148pin(CV) of I501?
Is
waveform at
44pin(CV) of I201?
Is
waveform at
63pin(CV) of I201?
No
No
Yes
(Component Video
except 480i and 576i)
Check I601
Yes
Check I501
Yes
Check I501
No
(Component Video for 480i, 576i
/RF/Composit Video/S-Video)
Yes
(Component Video
for 480i and 576i)
RF or Composit Video ?
Yes (RF or Composit Video)
No
Check I201 and Input terminal
Check I201 and Input terminal
No
No
(Component Video for 480i, 576i
/S-Video)
No
(S-Video)
No
No
No
RF Input?
No
(Composit Video)
Check U101
Yes (RF)
No
Check Q207, Q217,
Q218, Q219
Yes
Yes
Check I204
Yes
Check Q214
Is waveform at
6pin(Y) of I204?
No
No
Are waveforms at
8pin(Y) from AV1 or 9pin(Y), from
AV2 of I204?
Check Input terminal
Summary of Contents for 42PD8900TA
Page 57: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 57 42PD8900TA PWB assembly Power Unit 1 PW3 ...
Page 58: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 58 42PD8900TA PWB assembly Power Unit 2 PW3 ...
Page 59: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 59 42PD8900TA PWB assembly Power Unit 3 PW3 ...
Page 60: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 60 42PD8900TA PWB assembly Power Unit 4 PW3 ...
Page 61: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 61 42PD8900TA PWB assembly Power Unit 5 PW3 ...
Page 67: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 67 42PD8900TA PWB assembly LED PDP PW3 ...
Page 68: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 68 42PD8900TA PWB assembly SWIEVEL PW3 ...
Page 69: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 69 42PD8900TA PWB assembly FILTER PW3 ...
Page 70: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 70 42PD8900TA PWB assembly Sub POWER PW3 ...
Page 71: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 71 42PD8900TA PWB assembly TERMINAL PW3 ...
Page 72: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 72 42PD8900TA PWB assembly CONTROL PW3 ...
Page 73: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 73 42PD8900TA PWB assembly SENSOR PW3 ...
Page 74: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 74 42PD8900TA PWB assembly SOUND PW3 ...
Page 75: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 75 42PD8900TA PWB assembly SW PW3 ...
Page 76: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 76 42PD8900TA PWB assembly FC 1 PW3 ...
Page 77: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 77 42PD8900TA PWB assembly FC 2 PW3 ...
Page 78: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 78 42PD8900TA PWB assembly FC 3 PW3 ...
Page 79: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 79 42PD8900TA PWB assembly FC 4 PW3 ...
Page 80: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 80 42PD8900TA PWB assembly FC 5 PW3 ...
Page 81: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 81 42PD8900TA PWB assembly FC 6 PW3 ...
Page 82: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 82 42PD8900TA PWB assembly FC 7 PW3 ...
Page 83: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 83 42PD8900TA PWB assembly FC 8 PW3 ...
Page 84: ...1 2 3 4 5 6 1 2 3 4 5 6 A B C D E F G 84 42PD8900TA PWB assembly FC 9 PW3 ...
Page 92: ...92 42PD8900TA FILTER board SUB POWER board TERM board ...
Page 93: ...93 42PD8900TA 11 Block diagram ...
Page 94: ...94 42PD8900TA 12 Connection diagram to connection diagram 2 2 Connection diagram 1 2 ...
Page 95: ...95 42PD8900TA Connection diagram 2 2 to connection diagram 1 2 ...
Page 100: ...100 42PD8900TA MEMO ...
Page 115: ...115 42PD8900TA MEMO ...
Page 116: ...YK No 031E Printed in Japan JE QR66413 42PD8900TA ...
