Yamaha RX-V2600 Service Manual page 105

Av receiver/av amplifier
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A
B
C
SCHEMATIC DIAGRAM (OPERATION)
1
OPERATION (6)
2
3
4
OPERATION (5)
5
Page 109
I4
to INPUT (6)_W601
MASTER SW
OPERATION (4)
6
PROGRAM
7
8
9
10
D
E
F
OPERATION (1)
MAIN/ZONE SW
INPUT SELECTOR
OPERATION (7)
Page 113
I9
to D-VIDEO_CB504
OPERATION (2)
5.0
2.8
2.8
0
0
VOLUME
G
H
I
OPERATION (3)
5.0
5
2
0
0
4
1
0
3
0
0
0
5.0
10.8
11.4
10.8
3
0
1
0
2
0
0
0.7
0
0
0.7
0
6
0
7
5
0
0
-10.6
-10.6
-11.2
5.1
12.4
0
3
1
0
0
2
0
6
0
7
5
0
0
-12.1
J
K
L
IC902: SN74AHCT1G32DCKR
SINGLE 2-INPUT POSITIVE-OR GATE
A
1
5
Vcc
B
2
GND
3
4
Y
IC903: BA15218F
Dual high slew rate, low noise operational amplifier
OUT1
1
8
V
CC
– IN1
2
7
OUT2
1ch
+
2ch
+ IN1
3
6
– IN2
+
V
EE
4
5
+ IN2
IC904: µPC4570G2
Dual OP-Amp
OUT
1
1
8
+V
CC
–IN
2
7
OUT
1
2
+
+
+IN
1
3
6
–IN
2
–V
CC
4
5
+IN
2
# 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.
M
N
RX-V2600/DSP-AX2600
105

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