Casio CZ-1 - Stereo; 20-2. Signal; Circuit

20.
STEREO
CHORUS
CONTROL
CIRCUIT
20-1.
Block
Diagram
Output
Amp.
9*1
111
From
MftlnCPUl
Tonol
(Low)
Analog
Switch
TC4063BP
Amp.
r^'oV
x-com/.
J
r-
_
6
MLR
-T5—
Ton.
2
(Upparl
Mttr
m
Oosodor
for
{s5
#ic
1
40
;
40
so
5
60
so
:
CLR
60
LB
i
AB
i
.
MB
c .
FCB
MAIM
Chorus VR
Whether or not
passing the tone
through the
Stereo Chorus
circuits
are determined panel
switch.
The
Main CPU controls
analog switch
TC4053BP
to
pass
only
selected
tone
through
Stereo
Chorus circuits.
20-2.
Signal
Function
MLL, MLR Left
(Right)
analog
melody signal
of
DAC
output.
(?)
MLTH, MRTH
Left
(Right)
analog
melody
signal of
original
sound.
(Not through
Stereo Chorus
circuit)
(3)
MMTH
Mixed
(L+R)
analog
melody
signal
of
original
sound.
(Not through
Stereo
Chorus
circuit)
BOUT
L, BOUT R
.
.
.
Left (Right)
analog
melody
signal
of
Stereo Chorus
sound.
(Through
Stereo
Chorus
circuit)
(D
MTH
Mixed
(L+R)
analog
melody signal
of
original
sound for
Stereo
Chorus
sound.
(D
OUT
L, OUT R Stereo
Chorus
sound.
(BOUT
L (R)
+
MTH)
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