Pioneer PDR-509 Service Manual page 14

1
PDR-509, PDR-509-G
3.4 DIGITAL I/O ASSY
A
H
F DIGITAL I/O ASSY
B
C
H
DIGITAL I/O ASSY
F
D
H
F
14
1
2
IC651
SIDE A
SIDE B
2
3
IC652
150%
3
4
E F
CN802
(PNP1474-A)
(PNP1474-A)
Q651
4