Input Circuit; Channel Fader - Panasonic SH-MZ1200PP Service Manual

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CROSS FADER
G
CIRCUIT
CN3006E
1
2
VR801
3
100K(B)
(CROSS FADER)

CHANNEL FADER

H
(A) CIRCUIT
CN3006A
1
D
2
E
VR803
3
F
100K(B)
(CH1)
1
3004
L3009
Lch
2
3
1
K3005
Rch/
2
MONO
3
1
K3006
L3010
MIC1
2
3
1
K3007
MIC2
2
3
8
19
A

INPUT CIRCUIT

CN3006
1
2
3
D
4
E
5
F
6
G
7
H
8
I
9
J
10
K
11
L
12
C
13
B
14
A
15
CN3008
A
1
B
2
C
3
D
4
E
5
F
6
G
7
H
8
R3026
C3097
C3205
1K
50V3.3
390P
0V
5
R3027
C3098
1K
50V3.3
4
-15V
R3067
270
C3033
16V22
0V
5
C3024
16V22
4
-15V
C3059
0.1
SH-MZ1200(PP,EG,EB,EP,GN) INPUT,SENSOR(A)/(B),CHANNEL FADER(A)/(B)/(C)/(D),CROSS FADER CIRCUIT DIAGRAM
20
21
:POSITIVE VOLTAGE LINE
R3210
100
R3211
100
R3212
100
R3213
100
R3274
1.8K
R3278
1M
4.8V
1.7V
0V
5V
5
6
7
8
IC3024
AN6914
BUFFER AMP
4
3
2
1
4.8V
1.7V
2.8V
R3277
1M
R3273
R3275
1.8K
3.3K
R3267
220
0V
0V
15.3V
6
7
8
IC3023
NJM4580DD
EFFECT AMP
3
2
1
0V
0V
0V
C3206
R3268
390P
220
C3079
180P
R3092
R3269
10K
220
0V
0V
15.3V
6
7
8
IC3025
NJM4580DD
MIC AMP
3
2
1
0V
0V
0V
R3081
R3270
10K
220
R3068
C3072
270
180P
22
:NEGATIVE VOLTAGE LINE
:AUDIO SIGNAL(ANALOG) LINE
A
C
D
E
F
C
D
M
N
O
P
23
24

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