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Check the waveform
at pin 2 of P004A.
NO
Check the waveform at
pin4 of P213A(CVBS)
Check the voltage
at pin 1,6 of IC301.
Check / Replace
FR359,FR360,D339,D349.
Check / Replace
IC501S,R540,R541.
NO DVD/COMPONENT PICTURE
Check Y,Cb,Cr signal
input from JA201.
YES
Check the waveform at pin46,47,48 of IC101S.
(From comp1,480i input)
Check the waveform at pin1,2,3 of IC401S.
(From comp1,480p/1080i input)
Check the waveform at pin7,8,9 of IC401S.
(From comp2,480p/1080i input)
NO
Check/Replace
Q301,302,303,304,305,306.
NO
Check / Replace
IC401S.
Check / Replace
IC501S
YES
Check the waveform at
pin21 of IC001(CVBS)
Check the waveform
at pin 52,53 of IC501S.
Check / Replace
IC301, D301.
YES
Check the waveform at
pin25,26,27 of IC401S.
YES
Check the waveform at
pin 62,63,64 of IC501S.
NO
Check / Replace
Q503,504,505,CPT Board.
- 18 -
YES
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