Pioneer SVM-1000 Service Manual page 176

1
A
IC4047 - pin7
49
V: 1 V/div. H:
IC4047 7.TIF
IC4048 - pin1
50
V: 5 V/div. H:
B
IC4048 1.TIF
IC4048 - pin2
51
V: 0.5 V/div. H:
IC4048 2.TIF
C
IC4048 - pin3
52
V: 0.5 V/div. H:
IC4048 3.TIF
D
IC4048 - pin5
53
V: 0.5 V/div. H:
IC4048 5.TIF
IC4048 - pin6
54
E
V: 0.5 V/div. H:
IC4048 6.TIF
F
176
1
2
IC4048 - pin7
55
500 uS/div. V: 1 V/div. H:
IC4048 7.TIF
GND
IC4049 - pin4
56
500 uS/div. V: 2 V/div. H:
IC4049 4.TIF
GND
IC4050 - pin4
57
500 uS/div. V: 2 V/div. H:
IC4050 4.TIF
GND
IC4051 - pin4
58
500 uS/div. V: 1 V/div. H:
IC4051 4.TIF
GND
IC4052 - pin4
59
500 uS/div. V: 1 V/div. H:
IC4052 4.TIF
GND
IC4053 - pin4
60
500 uS/div. V: 1 V/div. H:
IC4053 4.TIF
GND
2
3
NOTE : The following waveforms were measured at the point of the corresponding
balloon number in the schematic diagram and PCB diagram.
CN4015 - pin10
61
500 uS/div. V: 1 V/div. H:
CN4015 10.TIF
GND
CN4015 - pin12
62
500 uS/div. V: 1 V/div. H:
CN4015 12.TIF
GND
CN4015 - pin14
63
500 uS/div. V: 1 V/div. H:
CN4015 14.TIF
GND
20 nS/div.
GND
100 nS/div.
GND
5 uS/div.
GND
SVM-1000
3
4
5 uS/div.
GND
50 nS/div.
GND
20 nS/div.
GND
4