RX-V730/RX-V730RDS/RX-V630/RX-V630RDS
HTR-5560/HTR-5560RDS/DSP-AX630/DSP-AX630SE
A
1
2
3
4
5
6
7
8
9
B
C
D
E
F
G
H
I
J
K
L
74
SCHEMATIC DIAGRAM (POWER)
★
All voltages are measured with a 10M
Ω
/V DC electric 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.
x: NOT USED
O: USED / APPLICABLE
IC901: LA7104M
Video Amp
15
VOUT1
13
VOUT2
11
VOUT3
10
MUTE2
9
-VCC2
12
DR CTL
16
+VCC
14
GND
2
NFB1
4
VIN2+
6
-VCC1
7
VIN3+
8
NFB3
5
NFB2
1
VIN1+
3
MUTE1
DR
6dB
DR
6dB
DR
6dB
IC902: TC74HC4053AF
Analog Multiplexer/Demultiplexer
16
VDD
6
INHIBIT
11
15
14
9
A
C
B
8
VSS
7
VEE
12
0X
13
1X
2
0Y
1
1Y
5
0Z
3
1Z
LEVEL
CONVERTER
10
BINARY TO 1-OF-8
DECODER WITH INHIBIT
SW
SW
SW
SW
SW
SW
4
Z-COM
X-COM
Y-COM
INPUT STATES
INHIBIT
0
0
0
0
0
0
0
0
1
"ON" CHANNNEL (S)
0X, 0Y, 0Z
1X, 0Y, 0Z
0X, 1Y, 0Z
1X, 1Y, 0Z
0X, 0Y, 1Z
1X, 0Y, 1Z
0X, 1Y, 1Z
1X, 1Y, 1Z
NONE
C
0
0
0
0
1
1
1
1
X
B
0
0
1
1
0
0
1
1
X
A
0
1
0
1
0
1
0
1
X
5.0
5.0
5.0
5.0
-4.8
-4.8
-4.8
4.9
4.9
4.9
4.9
4.9
4.9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.8
-0.6
-0.6
0
0
0
0
0
0
0
0
-0.5
-0.5
43.3
43.3
42.7
1.1
1.1
1.1
-1.1
-1.1
-0.4
0.6
0.6
43.4
-43.4
-44.6
44.6
44.6
20.7
12.8
12.8
5.8
5.9
5.8
5.9
12.8
0.1
0.1
0.8
0
0
0
0
0
-21.1
10.5
-0.2
-0.2
AC32.0
-12.0
44.3
-44.6
AC12.1
AC18.8
RX-V730/RX-V730RDS: Page 68
D4
Page 73
F6
Page 73
H3
RX-V630/RX-V630RDS/HTR-5560/HTR-5560RDS/DSP-AX630: Page 69
D4
Page 72
F8
Page 72
G8
Y SELECTOR
Cb SELECTOR
Cr SELECTOR