Yamaha DSP-AX1700, Service Manual

Page: 110 / 162

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-V1700/DSP-AX1700
110
★
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
0
0
5.0
1SS355
1SS355
PHONES
OPTIMIZER
MIC
MASTER
ON/OFF
1SS355
OPERATION (1)
OPERATION (2)
OPERATION (3)
OPERATION (5)
OPERATION (4)
VOLUME
ON/OFF
Y 4
B 2
GND 3
IC802 : SN74AHCT1G32DCKR
Single 2-input positive-OR gate
Vcc 5 A 1
IC801 : NJM4565M
Dual operational amplifier
8
2, 6
3, 5
1, 7
4
V+
–INPUT
+INPUT
V–
OUTPUT
IC805: BA15218F
Dual high slew rate, low noise operational amplifier
– +
OUT
1
–IN 1
–V
CC
+V
CC
OUT 2
1
2
3
4 5
+IN 1 –IN 2
+IN
2
– +
6
7
8
– +
+ –
1
2
3
4
8
7
6
5
OUT1
– IN1
+ IN1
V EE
V CC
OUT2
– IN2
+ IN2
1ch
2ch
to DSP_W5001
Page 103 F2
to FUNCTION (2)_W301B
Page 108 L4
to FUNCTION (2)_W301A
Page 109 D2
to A-VIDEO_W2002
Page 114 C2
to FL (2)_CB971
Page 118 I2
to FL (1)_W9004
Page 117 H6
to OPERATION (4)_CB810
K3
to FL (1)_W9002
Page 117 H4
to FL (1)_W9003
Page 117 H6
to OPERATION (3)_CB804
E8