Panasonic SH-MZ1200PP Service Manual page 56

SCHEMATIC DIAGRAM-2
D
B SENSOR(B) CIRCUIT
IC802
B3NAA0000044
SENSOR
5V
3.7V
2 1
J3008B
5V 4.8V
3 4 1 A
2 B
3 C
4 D
C SENSOR(A) CIRCUIT
IC801
B3NAA0000044
SENSOR
2.6V 3.7V
2 1
J3008A
5V 4.8V
3 4 1 E
2 F
3 G
4 H
CN3002A
1 +15V
2 -15V
A 3 3CH PH OUT L
B 4 3CH PH OUT R
C
5 3CH LINE OUT L
D
6 3CH LINE OUT R
7 CH3 GND
To
E
8 4CH PH3 OUT L
on SCHEMATIC DIAGRAM-6
F
9 4CH PH3 OUT R
G
10 4CH CD/L OUT L
H 11
4CH CD/L OUT R
12
CH4 GND
13
GND2
14 GND2
15 +5V
C3211 C3215
1000P 1000P
C3212 C3216
1000P 1000P
C3213 C3217
1000P 1000P
C3214
1000P
13 14
CHANNEL FADER CHANNEL FADER
E
(D) CIRCUIT (B) CIRCUIT
CN3006D CN3006B
1 C 1
2 B 2
VR809 3 A VR805 3
100K(B) 100K(B)
(CH4) (CH2)
CHANNEL FADER
F
(C) CIRCUIT
CN3006C
1
2
VR807
3
100K(B)
(CH3)
K
EQ CIRCUIT(CN3002B)
15 16 17
CROSS FADER
G
CIRCUIT
CN3006E
G 1
H 2
I VR801 3
100K(B)
D
(CROSS FADER)
E
F
G
H
I
CHANNEL FADER
H J
(A) CIRCUIT
K
L
C
B
CN3006A
A
1 D
J
2
E
K
VR803
3 F
L
100K(B)
(CH1)
A
B
C
D
E
F
G
H
R3026 C3097
1K 50V3.3
1
JK3004
L3009
Lch 2
3
EFFECT
RETURN
R3027 C3098
1 1K 50V3.3
JK3005
Rch/
2
MONO
3
1
JK3006
L3010 C3033
MIC1
2 16V22
3
MIC
1
JK3007
MIC2 2
C3024
16V22
3
18 19 20
A
INPUT CIRCUIT
:POSITIVE VOLTAGE LINE
CN3006
1
2
3
R3210
4
100
5
6
R3211
7
100
8
9
R3212
10
100
11
12
R3213
13
100
14
15
R3274
1.8K
R3278
1M
4.8V 1.7V 0V 5V
5 6 7 8
CN3008
1
IC3024
2
AN6914
3
BUFFER AMP
4
5
4 3 2 1
6 4.8V 1.7V 2.8V
7
R3277
8
1M
R3273 R3275
1.8K 3.3K
C3205 R3267
390P 220
0V 0V 0V 15.3V
5 6 7 8
IC3023
NJM4580DD
EFFECT AMP
4 3 2 1
-15V 0V 0V 0V
C3206 R3268
390P 220
C3079
180P
R3067 R3092 R3269
270 10K 220
0V 0V 0V 15.3V
5 6 7 8
IC3025
NJM4580DD
MIC AMP
4 3 2 1
-15V 0V 0V 0V
R3081 R3270
10K 220
C3059 R3068 C3072
0.1 270 180P
SH-MZ1200(PP,EG,EB,EP,GN) INPUT,SENSOR(A)/(B),CHANNEL FADER(A)/(B)/(C)/(D),CROSS FADER CIRCUIT DIAGRAM
21 22
:NEGATIVE VOLTAGE LINE :AUDIO SIGNAL(ANALOG) LINE
A
C
D
E
F
C
D
M
N
O
P
23 24