Sylvania LD370SS8 Service Manual page 67

WAVEFORMS < LCD TV SECTION >
WF1 ~ WF7 = Waveforms to be observed at
Waveform check points.
(Shown in Schematic Diagram.)
Input: NTSC Color Bar Signal (with 1kHz Audio Signal)
Pin 1 of CN7501
WF1
CVBS
Pin 9 of CN7501
WF2
S-VIDEO-Y
Pin 8 of CN7501
WF3
S-VIDEO-C
Pin 3 of CN7501
WF4
VIDEO-Y
0.2V 20µs
20µs
0.2V
20µs
0.2V
0.2V 20µs
11-1
Pin 5 of CN7501
WF5
VIDEO-Pb 0.2V 20µs
Pin 6 of CN7501
WF6
VIDEO-Pr 0.2V 20µs
Pin 14 of CN7501
WF7
AUDIO 1V 0.5ms
A74F0WF