CB802
JK803
JK802
JK801
IC802
CB811
W801
CB815
CB813
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-V3800/DSP-AX3800
130
★
All voltages are measured with a 10M
Ω
/V DC electronic voltmeter.
★
Components having special characteristics are marked
s
and must be replaced
with parts having specifications equal to those originally installed.
★
Schematic diagram is subject to change without notice.
OPERATION
0
0
00
2.9
2.9
5.0
5.0
5.0
0
4.3
4.3
4.3
0
0
0
10.4
9.8
9.8
0
0
-10.0
-10.6
-10.0
0
0
0
0
0
0
0.7
0.7
0
0
10.4
10.4
-10.6
0
0
0
0
0
5.0
OPERATION (1)
OPERATION (2)
OPERATION (3)
OPERATION (5)
OPERATION (4)
OPERATION (6)
OPERATION (7)
ON/OFF
INPUT SELECTOR
VOLUME
PHONES
MASTER
ON/OFF
PROGRAM
OPTIMIZER
MIC
IC805
: BA15218F
Dual high slew rate, low noise operational amplifier
–
+
+
–
1
2
3
4
8
7
6
5
OUT1
– IN1
+ IN1
V
EE
V
CC
OUT2
– IN2
+ IN2
1ch
2ch
IC801
: NJM4565M
Dual operational amplifier
8
2, 6
3, 5
1, 7
4
V+
–INPUT
+INPUT
V–
OUTPUT
Y
4
B
2
GND
3
IC802
: SN74AHCT1G32DCKR
Single 2-input positive-OR gate
Vcc
5
A
1
Writing port
