Onkyo DV-SP506 Service Manual page 21

PRINTED CIRCUIT BOARD VIEW
RS-232C TERMINAL PC BOARD
U12
NADG-9637-1A (MDD only)
C7512
L7501
2
1
Q7501
3
D7501
4
R7527
Q7503
R7503 L7506
Soldering side view
P7502
C7509
J7502
C7507
C7501
J7503
J7504
STB
RX
TX
GND
IR
Component side view
1
R7508
Q7504
1
16
R7512
J7501
NCDG-9637
25139637
1
DV-SP506