Ic Block Diagram; Circuit Boards; シート基板図 - Yamaha P 1000S Service Manual

P1000S/P2500S/P3500S

IC BLOCK DIAGRAM

NJM2068D-D (XA987A00)
Dual Operational Amplifier
DC: IC403,404
Output A
1 +V
Inverting
2
Input A
- +
Non-Inverting
3
+ -
Input A
-DC Voltage Supply -V
4

CIRCUIT BOARDS

（目次）
CONTENTS
COIL-L Circuit Board (J destination only)(X4988A0) .................................................................... 16
DC Circuit Board (X3499D0) ...................................................................................................... 18/20
IN Circuit Board (X3501D0) ............................................................................................................. 17
PA Circuit Board (X3500B0) ............................................................................................................ 22
SUB (LED) Circuit Board (X3895C0) .......................................................................................... 24/25
SUB (OUT1) Circuit Board (X3895C0)(P2500S, P3500S only) ................................................. 24/25
SUB (OUT2) Circuit Board (X3895C0) ....................................................................................... 24/25
SUB (PSW) Circuit Board (X3895C0) .............................................................................................. 20
SUB (VR) Circuit Board (X3895C0) ............................................................................................ 18/19
Note: See parts list for details of circuit board component parts.
注：シートの部品詳細はパーツリストをご参照ください。
COIL-L Circuit Board (J destination only)
16
（ ブロック図）
IC
NJM2068MD-TE2 (X3505A00)
Dual Operational Amplifier
P1000S IN: IC301—303
P2500S/P3500S IN: IC301—307
+DC Voltage
Output A
8
Supply
Inverting
Output B
7
Input A
Inverting
Non-Inverting
6
Input B
Input A
Non-Inverting
-DC Voltage Supply
5
Input B
（シート基板図）
to DC-CN419
+DC Voltage
1 +V 8
Supply
Output B
2 7
- +
Inverting
3 6
+ -
Input B
Non-Inverting
-V
4 5
Input B
to DC-CN418
（部品側）
Component side