L0171WF2
9-2
Input: NTSC Color Bar Signal (with 1kHz Audio Signal)
WF1 ~ WF10 = Waveforms to be observed at
Waveform check points.
(Shown in Schematic Diagram.)
Pin 15 of CN112B
(LCD MAIN)
VOLUME
1V
10
µ
s
Pin 21 of CN113B
(LCD MAIN)
VIDEO-Pb
0.2V
20
µ
s
Pin 13 of CN113B
(LCD MAIN)
CVBS
0.2V
20
µ
s
Pin 6 of CN112B
(LCD MAIN)
SCL
2V
10ms
Pin 19 of CN113B
(LCD MAIN)
VIDEO-Y
0.2V
20
µ
s
Pin 5 of CN112B
(LCD MAIN)
SDA
2V
10ms
Pin 17 of CN113B
(LCD MAIN)
VIDEO-C
0.2V
20
µ
s
Pin 23 of CN113B
(LCD MAIN)
VIDEO-Pr
0.2V
20
µ
s
Pin 15 of CN113B
(LCD MAIN)
VIDEO-Y
0.2V
WF1
Pin 9 of CN102A
(MAIN)
WF2
Pin 18 of CN102A
(MAIN)
WF3
Pin 19 of CN102A
(MAIN)
WF4
Pin 1 of CN103A
(MAIN)
WF5
Pin 3 of CN103A
(MAIN)
WF6
Pin 5 of CN103A
(MAIN)
WF7
Pin 7 of CN103A
(MAIN)
WF8
Pin 9 of CN103A
(MAIN)
WF9
Pin 11 of CN103A
(MAIN)
20
µ
s
20
µ
s
IC801-14Pin
0.1V
0.5ms
WF10
Pin 14 of IC801
(MAIN)