Yamaha DSP-AX1, Service Manual

Page: 65 / 103

A
BCD
E
F
G
H
1 2 3 4 5 6
IJ
K
L
7 8
DSP-AX1/RX-V1
11.5
11.5
0 0
0.7
9.7
9.0
9.0 -9.0
-9.0
-9.7
0
0 0 0 0
0
0 0
0.7
0 0 0 0
0
-11.5
0
0
-11.5
0
0
0
0
0
CIRCUIT CHANGES BY MARKET.
X : NOT USED
■
SCHEMA
TIC
DIAGRAM
(VIDEO)
*
All voltage are measured with a 10M
Ω
/V DC electric volt meter.
*
Components having special characteristics are marked
Z
and
must be replaced with parts having specifications equal to those originally installed.
*
Schematic diagram is subject to change without notice.
V
O1
2
–Vm
1
3
+Vm
1
4
V
EE 5
+Vm
2
6
–Vm
2
7
V
O2 8
V
CC 9
V
CC 1
1
–+
–+
2
IC202 :
µ
PC4570HA
Dual OP-Amp
IC201 : NJM2068L-D IC203 : NJM4556AL Dual OP-Amp
–IN 1
2
+IN
1
3
–V
CC
4
+IN
2
5
–IN
2
6
OUT 2
7
+V
CC
8
OUT
1 1
– +
–
+
E-97/J-89
P-E96/J88
C-6
P-E96/J88
D-6
P-E92/J84
B-9
P-E92/J84
D-9
P-E95/J87
C-1
P-E99/J91
F-1
P-E92/J84
C-1
P-E94/J86
I-3
P-E92/J84
H-1