Yamaha BD-940, Service Manual, Page: 47 / 60

A
1
2
3
4
5
6
7
8
9
10
B C D E F G H I J K L M N
47
MAIN 3/3
BD-940
★
All voltages are measured with a 10MΩ/V DC electronic voltmeter.
★
Components having special characteristics are marked
⚠
and must be replaced
with parts having specifications equal to those originally installed.
★
Schematic diagram is subject to change without notice.
CB600
W601
IC600
IC600 IC600
IC600
IC602
IC602
IC602
CB900
CB901
2.9
0
0
0
0
0
0
30.0
5.2
5.2
5.2
5.2
5.3
5.3
5.3
5.3
5.3
5.3
5.3
5.3
9.0
2.9
5.9
6.0
6.0
0
0
0
0
4.3
2.9
0.4
0
4.4
4.4
4.3
8.9
4.3
4.3 2.2 2.3
0 0 0 0
4.3 5.2 5.1 5.1
30.0
5.2 3.5
5.6
5.6
0
5.1
30.0
2.3
30.0
2.2
0
3.9
0
5.2
5.2
1.4
1.4
1.2
0
0
0
1.4
0
0
0
0
0
0
0
0
0
1.7
-0.4
0
5.2
1.0
0
4.2
IC600 : TC7W14F
Schmitt inverter
1
2
3
4
8
7
6
5
1A
3Y
2A
GND
VCC
1Y
3A
2Y
MAIN (4)
MAIN (3)
QUICK
indicator
To BD module P.C.B.
to MAIN (2)_CB400
Page 46 B6
to MAIN (1)_CB200
To chassis
Page 45 K8