Yamaha AFC1 Service Manual page 74

Tek Stop: 20MS/s 107 Acqs
20V
1
T
20V
10V
Ch1
Tek Stop: 20MS/s 760 Acqs
18V
T
1
16V
10V
Ch1
Tek Stop: 20MS/s 245 Acqs
18V
T
1
18V
10V
Ch1
Ch1 Freq
83.55kHz
Ch1 +Duty
49.4%
6.0 6.0
M 2.5 s Ch1 800mV
Ch1 Freq
83.54kHz
Low signal
amplitude
Ch1 +Duty
20.3%
Low signal
amplitude
2.5 9.5
M 2.5 s Ch1 13.4V
Ch1 Freq
83.46kHz
Low signal
amplitude
Ch1 +Duty
29.8%
Low signal
amplitude
3.5 8.5
M 2.5 s Ch1 13.4V
FREQUENCY:
（周波数）
ON DUTY:
Wave form measurement: Circuit Drawing 2/2 "Point O"
(Wave form sample. fig.7)
（波形測定：回路図 2/2 "Point O" 波形サンプル fig.7）
FREQUENCY:
（周波数）
ON DUTY:
Wave form measurement: Circuit Drawing 2/2 "Point Q"
(Wave form sample. fig.8)
（波形測定：回路図 2/2 "Point Q" 波形サンプル fig.8）
FREQUENCY:
（周波数）
ON DUTY:
Wave form measurement: Circuit Drawing 2/2 "Point S"
(Wave form sample. fig.9)
（波形測定：回路図 2/2 "Point S" 波形サンプル fig.9）
AFC1
83.55KHz
49.4%
83.54KHz
20.3%
83.46KHz
29.8%
19