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CFD-S700
Q Q
3 7 6 3 1 5 1 5 0
6-11. Printed Wiring Boards — PRE Board —
• Refer to page 17 for Circuit Boards Location and page 20 for Common Note on Printed Wiring Boards.
1
2
A
B
C
T E
L
1 3 9 4 2 2 9 6 5 1 3
D
L-CH
R-CH
E
w w w
•
: Uses unleaded solder.
3
4
5
4
MAIN BOARD
IC301
CNP806
(Page 22)
x
a o
y
.
i
http://www.xiaoyu163.com
8
6-12. Schematic Diagram — PRE Board —
• Refer to page 20 for Common Note on Schematic Diagrams and page 33 for IC Block Diagrams.
R301
1M
C301
100
10V
R110
100
R210
100
Q
Q
3
7
6
3
• Waveform
u 1 6 3
1
0.1V/div 5µsec/div
.
Q301
26
26
http://www.xiaoyu163.com
2
4
9
9
8
R103
68k
R104
2.2k
C102
R102
47 10V
68
IC301
C103
R111
0.047
33k
C104
2200p
C101
1000p
C107
470p
JC302
R101
C105
C106
15k
47p
1 50V
100 10V
C302
C206
100 10V
1 50V
R309
47
R201
C205
R211
15k
47p
33k
C207
470p
C201
1000p
C203
0.047
C204
2200p
R204
2.2k
R202
R203
C202
68
68k
47 10V
R105
R205
R305
T301
1
5
1
5
0
8
9
2
4
150
C305
R306
470p
6.8k
Q301
2SC2412K-T
-146-QR
R308
C306
C307
22k
0.01
2200p
R307
C304
47
10
10V
m
c o
• Voltage and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
4Vp-p
no mark : FM
(
) : PB
19.5µsec
<
> : REC
C
(REC)
[
] : CD PLAY
2
9
9
TA2068N
C303
CN303
11P
15k
JC301
15k
R303
4.7k
R302
4.7k
JC304
9
8
2
9
9
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