Pioneer AVIC-D3/XU/UC Service Manual page 100

1
- Waveforms
A
1RF
0.2 V/div(AC)
CDRF(x 4 CLV)
B
1RF
0.2 V/div(AC)
DVDRF(x 1.3 ZCAV)
C
1RF
0.5 V/div
DVDRF(BD1 mm)
D
t
2.2 V
E
F
100
1
2
Note:1. The encircled number denote measuring points in the circuit diagram.
2. Reference voltage: 1.65 V(TD1,FD1)(=VHALF)
2.2 V(RF)(=VREF)
In the waveform, it is seeing on the GND standard.
Offset of 1.65 V or 2.2 V is put in.
0.1 µs/div
1RF
0.2 V/div(AC) 50 ns/div
CDRF(x 20 CAV
1RF
50 ns/div 0.2 V/div(AC) 50 ns/div
DVDRF(x 5 CAV
100 µs/div
2TD1
0.1 V/div
Interval FWD
VHALF
AVIC-D3/XU/UC
2
3
1RF
Inner peripheral
) CDRF(x 20 CAV
1RF
Inner peripheral
) DVDRF(x 5 CAV
100 µs/div
2TD1
Interval REV
VHALF
3
4
1 RF
2 TD1
3 A+, A-
4 B+, B-
5 FD1
0.2 V/div(AC) 50 ns/div
Peripheral
)
0.2 V/div(AC) 50 ns/div
Peripheral
)
100 µs/div
0.1 V/div
4