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D.REC COLOUR NG
Is the video signal from pin 14 of IC151 fed to pin 12 of IC301? YES NO Check C158 and pattern
Is ON/OFF 5V supplied to pin 13 and pin 34 of IC301 at 5volts?
NO
Check ON/OFF 5V
YES
Is EE(L) supplied to anode of D302 at zero volt?
NO
Check EE(L)
YES Is the down-converted colour signal obtained from pin 38 of IC301? NO
Change IC301
YES Is the down-converted colour signal from pin 38 of IC301 fed to pin 3 of P101? NO
Check pattern
YES
To HEADAMP circuit
31
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Parse Time: 0.225 - Number of Queries: 121 - Query Time: 0.052