Yamaha DSP-AX1600 - SCHEMATIC DIAGRAM (OPERATION)

A
1
2
3
4
5
6
7
8
9
10
BCDEFGH I J K
L MN
RX-V1600/DSP-AX1600
SCHEMATIC DIAGRAM (OPERATION)
103
★ All voltages are measured with a 10MΩ/V DC electronic volt meter.
★ 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.
Y4
B2
GND 3
IC902: SN74AHCT1G32DCKR
SINGLE 2-INPUT POSITIVE-OR GATE
Vcc5A1
IC903: BA15218F
Dual high slew rate, low noise operational amplifier
–+
+–
1
2
3
4
8
7
6
5
OUT1
– IN1
+ IN1
V
EE
VCC
OUT2
– IN2
+ IN2
1ch
2ch
IC904: µPC4570G2
Dual OP-Amp
–+
OUT1
–IN1
–VCC
+VCC
OUT2
1
2
3
4
5
+IN
1 –IN2
+IN2
– +
6
7
8
5.0
2.8
0
0
5.0
0
0
0
0
0
0
5.0
11.4
10.8
10.8
-10.6
-10.6
0
0
0
0
0
0
0
0
5.1
0
0
12.4
0
0
-12.1
0
0
0
0.7
0
0
-11.2
0.7
5
2
1
3
4
1
2
3
7
5
6
2
3
6
5
1
7
Page 107 to INPUT (6)_CB600
H4
Page 107 to INPUT (6)_W603
I6
Page 99 to DSP_W501
E2Page 106
to INPUT (2) _W304
I5Page 109
to A-VIDEO (2) _W701
C2
Page 99 to DSP_CB2
J3
Page 102 to FUNCTION (2) _W602
L4Page 107
to INPUT (6)_W604
I7
Page 105 to POWER (1)_CB41
A5
Page 107
to INPUT (6)_W601
I4
Page 101 to FUNCTION (1)_CB304
A5
Page 111
to D-VIDEO_CB504
I9
OPERATION (6)
OPERATION (1)
OPERATION (3)
OPERATION (2)
OPERATION (5)
OPERATION (4)
MAIN/ZONE SW
INPUT SELECTOR
MASTER SW
PROGRAM
VOLUME