Pioneer PDR-509 Service Manual page 21

1
A F
CD-R CORE ASSY
Q551
IC505 IC508
Q102
Q103
1
2
• This diagram has four layers.
In the two middle layers, mainly Vcc and GND are Connected.
IC181
IC561 IC141 IC143
Q141
SIDE B
2
3
Q202 IC255
IC142
IC161
3
4
PDR-509
A
B
C
(PNP1475-B)
D
A
F
21
4