Yamaha DSP-AX1900, Service Manual

Page: 144 / 198

W901
IC901
IC901
CB903
CB901
CB952
IC950
IC951
IC950
W951
JK950
A
1
2
3
4
5
6
7
8
9
10
B C D E F G H I J K L M N
RX-V1900/HTR-6290/DSP-AX1900
144
CONNECT
3.6
4.9
0
3.8
4.9
3.8
4.9
5.0
0
5.1
5.1
5.1 5.1
0
0
5.4
0
6.4
5.5
0
5.2
0
5.0
5.2
5.2
5.2 5.2
12.1
5.2
0
0
5.1
0
0
0
5.1
11.5
CONNECT (1)
CONNECT (2)
(U, C models)
(U model)
IC901, 950 : NJM4565M
Dual operational amplifier
8
2, 6
3, 5
1, 7
4
V+
–INPUT
+INPUT
V–
OUTPUT
1
3
2
5
4 GND
V
CC
IC951 : TC7SET32FU
2-input OR gate
IN A
IN B
OUT Y
to FUNCTION (1)_CB401
Page 126 A2
to DSP_CB531
Page 124
J1
to DSP_CB562
Page 125 F1
to FUNCTION (1)_CB408
Page 126 G8