Pioneer AVH-P7800DVD/UC Service Manual page 72

1
- Waveforms
A
1RF
0.2 V/div(AC)
CDRF
B
2TD1
0.2 V/div
Interval
C
VHALF
2CH1 : TD1
0.5 V/div
3CH2 : COP-COM 2.0 V/div 5 ms/div
Traverse 501 FWD
D
VHALF
0
E
F
72
1
2
Note:1. The encircled number denote measuring pointes in the circuit diagram.
2. Reference voltage VHALF : 1.65 V(TD1,FD1,CRGDRV)
In this waveform, it is seeing on the GND standard.
Offset of 1.65 V or 1.55 V is put in.
1RF
0.1 us/div
DVDRF
2TD1
100 us/div
Interval FWD
VHALF
2CH1 : TD1
5 ms/div
3CH2 : COP-COM 2.0 V/div 5 ms/div
Traverse 501 REV
VHALF
0
AVH-P7800DVD/UC
2
3
: 1.55 V (RF)
0.2 V/div(AC) 0.1 us/div
0.5 V/div 100 us/div
0.5 V/div 5 ms/div
3
4
1RF
0.5 V/div
DVDRF(BD1 mm)
1.55V
2TD1
0.5 V/div
Interval REV
VHALF
2CH1 : TD1
0.5 V/div
3CH2 : COP-COM 2.0 V/div 20 ms/div
Traverse 5000 FWD
VHALF
0
4
100 us/div
100 us/div
20 ms/div