Pioneer avic-880DVD Service Manual page 18

1
- Waveforms
QQ
3 7 63 1515 0
1 FEY
500mV/div. 1ms/div.
A
Focus search
VHALF→
B
2 CH1: ASF
200mV/div. 2ms/div.
3 CH1: RFENV
Focus close
VHALF→
VHALF→
C
6 CH1: TEY
500mV/div. 1ms/div.
Focus close(CD)
TE
L 13942296513
VHALF→
D
8 CH1: RFOUT 0.1V/div. 0.1µs/div.
Play(DVD surroundings on inside)
E
8 CH1: RFOUT200mV/div. 100µs/div.
0 CH2: BDO
2V/div. 100µs/div.
Black dot
VHALF→
www
VHALF→
F
18
1
http://www.xiaoyu163.com
2
Note:1. The encircled number denote measuring pointes in the circuit diagram.
2. Reference voltage VHALF : 1.65V
2 CH1: ASF
3 CH2: RFENV
Focus search
VHALF→
VHALF→
1 CH1: FEY
5 CH2: FOK
Focus close
VHALF→
VHALF→
1 CH1: FEY
4 CH2: FD
Play
VHALF→
VHALF→
8 CH1: RFOUT 0.1V/div. 0.2µs/div.
Play(CD)
4 CH1: FD
7 CH2: TD
Black dot
VHALF→
x ao
y
. i
VHALF→
AVIC-880DVD/UC
2
http://www.xiaoyu163.com
3
8
200ms/div. 1ms/div. 1 CH1: FEY
4 CH2: FD
Focus close
VHALF→
VHALF→
500mV/div. 10ms/div. 6 CH1: TEY
Focus close(DVD)
VHALF→
6 CH1: TEY
500mV/div.20ms/div.
7 CH2: TD
Play
Q Q
3 6 7 1 3
VHALF→
VHALF→
6 CH1: TEY
9 CH2: CRGDRV
Surroundings on inside->
surroundings on outside
VHALF→
VHALF→
1V/div. 100µs/div.
6 CH1: TEY
500mV/div. 100µs/div. 1 CH2: FEY
EDC1 mode set up(DVD)
VHALF→
u163
.
VHALF→
3
4
2 9 9 4 2 8
500mV/div. 1ms/div.
1V/div. 1ms/div.
500mV/div. 1ms/div.
500mV/div.20ms/div.
1 5 0 5 8 2 9 9 4
500mV/di v. 100ms/div .
500mV/div.1s/div.
m
co
4
9 9
2 8 9 9