Sanyo DC-MS1 Service Manual page 31

IC BLOCK (PRE & MAIN AMPLIFIER SECTION)
JK (TAPE DECK & PRE-AMPLIFIER SECTION)
Ic M51 167 (Play / Record Amplifier System)
IC452 TC9212F (Electronic Volume)
IC403 CXA1642M (Vocal Cancel for KARAOKE)
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L IN
WC GND OUT
? +
Q
1
Q,
•l-
LPF
c -1
~
RIN MIX REF
c
w>
1
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GNU 9 WC.* Luel 3?,,,"
1- 11
. . . . . .. . .. ______ . . . .
C.
IC372 HA12136AT (Dolby Noise Reduction)
IC404 . 450.453.456-457
NJM4558M (Dual Operational Amplifier)
* ~.,
IC421 BA3826S (Spectrum Analizer) IC470 STK4132MK2 (AF 2-channel Power Amplifk
L!*IN
PB,N
R'ECIPB LMW, MCw,
vu LINRIN N.C RO
GND ! GND2
N.C vEE
I/+
(v~~)
B OUT
B-IN
B+ [N
m
-. I r+!
LINEIN kc -1
N eu!OFF
u%", REcoU,
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=
A OUT A-IN A+IN
V- (VEE )
IC373 BA3126N (Head Slection Switch)
IC401 .402 MC14066BF (Quad Analog switch)
IC451 .455 MC14052BF (Analog Multiplexer/
Demultiplexers)
v*
INH
k
e
V*,
v,.
Xo
xl
x2
x3
Vo
VI
Y2
V3
I
)x
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-40-
-41-