Pioneer PRO-720HD Service Manual page 40

1
PRO-720HD, PRO-620HD, PRO-520HD
3.5 SIGNAL ASSY (3/9)
A
A
A 7/9
B
A 9/9
E 1/2
CN5603
U10
C
D
A
3/9
40
1
2
A 3/9
SIGNAL ASSY
8/9
(AWV1917)
• MAIN UCOM BLOCK
A 4/9
A 5/9
A 6/9
2
3
P
5V
5.1V
5V
8.8V
12.6V
1.5V
0V
0.7V
0.1V
0V
0V
0.1V
5V
5V
0V
0V
0V
0V
0V
0V
1.3V
0.3V
7
6
CN2454-pin 36 (V_Y)
6
-1
V: 1V/div. H: 10µsec/div.
3
4
B 2/2
E1
CN201 CN6204
5.1V
8.9V
12.6V
5V
0V
5V 0V
5V
0V
0V
5V
0V
CN2454-pin 36 (V_Y)
6
-2
V: 1V/div. H: 2msec/div.
GND
4
A4
GND