Yamaha Silent Viola SVV-200 Servis Kılavuzu - Sayfa 11

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Yamaha Silent Viola SVV-200 Servis Kılavuzu
IC BLOCK DIAGRAM
PC4570G2 (XF291A00)
Dual Operational Amplifier
MA(Ver. A): IC1, IC2, IC3, IC4
MA(Ver. B): IC3
Output A
1
+V
8
Inverting
2
7
Input A
-
+
Non-Inverting
3
6
+
-
Input A
-DC Voltage Supply
4
-V
5
NJU7062M (X3125A00)
Dual Operational Amplifier
MA(Ver. B): IC1, IC2
Output 1
1
8
IN -1
2
7
-
+
IN +1
3
6
+
-
GND
4
5
CIRCUIT BOARDS
•JK Circuit Board
Note: See parts list for details of
circuit board component parts.
MA:
ENA-V883800
JK:
ENA-V883800
NJM3414AM(T1) (XR294A00)
Dual Operational Amplifier
+DC Voltage
Output A
Supply
Inverting
Output B
Input A
Non-Inverting
Inverting
Input B
Input A
Non-Inverting
-DC Voltage Supply
Input B
PST594C (XT627A00)
SYSTEM RESET
VDD
Output 2
IN -2
IN +2
4
1
2
2
Component Side
2
MA(Ver. A): IC5
MA(Ver. B): IC5
+DC Voltage
1
+V
8
Supply
Output B
2
7
-
+
Inverting
3
6
+
-
Input B
Non-Inverting
4
-V
5
Input B
MA(Ver. A): IC6, IC7
MA(Ver. B): IC6, IC7
3
1
4
2
1: V
OUT
3
2: Manual Reset
3: Vcc
4: GND
Line Out
LMH6647MAX (X3124A00)
Operational Amplifier
MA(Ver. B): IC4
N /C
1
8
SD
-IN
2
-
7
V+
+
+IN
3
6
OUTPUT
V -
4
5
N /C
PS7113L-1A (V4494200)
OCMOS FET
MA(Ver. A): RY1
1
6
2
5
3
4
1: LED ANODE
6
2: LED CATHODE
5
4
3: NC
4: MOS FET Drain
1
5: MOS FET Source
2
3
6: MOS FET Drain
Pattern Side
SVV-200
11