
34
42PD7200 (PW2)
Trouble of Sub picture
Are waveforms at
TP63(H) and
TP64(V) ?
Check Formatter PWB
YES
NO
Are waveforms at
45pin(H) and 48pin(V)
of I601?
Check I602
YES
NO
Component Input ?
Check I601 and Input terminals
YES (Component Video)
NO
(RF/Composite Video/
S-Video/RGB-Video/HDMI)
Are waveforms at
33pin(H) and 34pin(V)
of I601?
Check I601
YES
NO
RF Input or Composite
Video Input ?
YES (RF/Composite Video)
NO
(S-Video)
HDMI Input ?
YES (HDMI)
NO
(RF/Composite Video/S-Video)
Is waveform at
25pin(Y) of I601?
Check I601
Check HDMI PWB
YES
NO
Is waveform at
1pin(CV) of I502?
Check I502
YES
NO
Is waveform at
53pin(CV) of I201?
Check Q209 and Q511
RF Input ?
YES
NO
Check I201 and SUB-TUNER PWB
YES (RF)
NO
(Composite Video)
Check I201 and Input terminal
Is waveform at
44pin(Y) of I502?
Check I502 and Q209
Is waveform at
56pin(Y) of I201?
YES
NO
Check Q512 and Q209
Check I201 and Input terminal
YES
NO
RGB-Video Input ?
NO
(RF/Composite Video/
S-Video/HDMI)
Is waveform at
38pin(CV) of I601?
YES (RGB-Video)
Check I601
YES
Is waveform at
1pin(CV) of I502?
Check I502, Q209 and Q519
YES
NO
NO
Check I201 and Input terminal
Is waveform at
53pin(CV) of I201?
Check Q209 and Q511
YES
NO
Summary of Contents for 42PD7200
Page 10: ...9 42PD7200 PW2 Block diagram ...
Page 41: ...40 42PD7200 PW2 MEMO ...
Page 42: ...41 42PD7200 PW2 9 Basic circuit diagram 1 2 3 4 5 6 6 1 2 3 4 5 D A B C E F G ...
Page 43: ...42 42PD7200 PW2 1 2 3 4 5 6 6 1 2 3 4 5 D A B C E F G ...
Page 44: ...43 42PD7200 PW2 1 2 3 4 5 6 6 1 2 3 4 5 D A B C E F G ...
Page 45: ...44 42PD7200 PW2 1 2 3 4 5 6 6 1 2 3 4 5 D A B C E F G ...
Page 46: ...45 42PD7200 PW2 1 2 3 4 5 6 6 1 2 3 4 5 D A B C E F G ...
Page 47: ...46 42PD7200 PW2 1 2 3 4 5 6 6 1 2 3 4 5 D A B C E F G ...
Page 48: ...47 42PD7200 PW2 1 2 3 4 5 6 6 1 2 3 4 5 D A B C E F G ...
Page 49: ...48 42PD7200 PW2 1 2 3 4 5 6 6 1 2 3 4 5 D A B C E F G ...
Page 50: ...49 42PD7200 PW2 1 2 3 4 5 6 6 1 2 3 4 5 D A B C E F G ...
Page 51: ...50 42PD7200 PW2 1 2 3 4 5 6 6 1 2 3 4 5 D A B C E F G ...
Page 59: ...58 42PD7200 PW2 11 Block diagram ...
Page 63: ...62 42PD7200 PW2 Disassembly diagram 42V 13P CONNECTOR A5 2 Gasket Gasket ...
Page 66: ...THE UPDATED PARTS LIST FOR THIS MODEL IS AVAILABLE ON ESTA ...