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AT
VR-7070A/7080A
R640
4.7
1/4W
33
R IN
32
L IN
31
R OUT1
31
30
L OUT1
30
IC602
29
R OUT2
29
ODEC
28
28
L OUT2
ADC&DAC)
27
R OUT3
27
26
L OUT3
26
25
C621
DZF1
2.2u50
24
V COM
+
23
VREF H
+5V
+5V
14
12
10
8
IC605
LEVEL
SHIFTER
1
13
11
9
+5V
+2.5V
+3.3V
+5V
CN901
1
VID. D GND
X09-A/9-
2
CTLB
WH120
1 4.7K
3
V.MUTE
3/5
2 200
4
CTLA
5
+12V
6
The DC voltage is an actual reading measured with a high
impedance type voltmeter with no signal input. The mea-
900
surement value may vary depending on the measuring
instruments used or on the product.
AU
IC601
D603
IC602
IC603
IC604
C740
10u50
R736
IC605
33
IC606
+
10K
IC609
C739
10u50
R735
IC611
32
IC612
+
10K
IC701-703,707
IC705
D602
IC901,902
C703
2200P
IC701 (1/2)
C701
R701
R705
10u50
2.2K
2.2K
3
30
+
2
C700
47P
IC701
(2/2)
6
C702
R702
R706
10u50
2.2K
2.2K
5
31
+
C704
2200P
C713
820P
IC702 (1/2)
C711
R711
R715
10u50
3.3K
2.2K
3
28
+
2
IC702
(2/2)
6
C712
R712
R716
10u50
3.3K
2.2K
5
29
+
C714
820P
C723
2200P
IC703 (1/2)
C721
R721
R725
10u50
2.2K
2.2K
3
26
+
2
C719
47P
IC703
(2/2)
6
C722
R722
R726
10u50
15K
18K
5
27
+
C724
8200P
+2.5V
IC609
1
5
VSS
CE
2
C656
R812
R664
Q606
V IN
47u25
1
560
3
4
V OUT
EXT
+
1/4W
1/4W
+2.5V AVR
C654
10u50
+9.9V
+
IC611
C661
0.01
4
3
C
CTL
2
R670
GND
5
1
4.7
+3.3V
OUT
VCC
1/4W
+3.3V AVR
+5V
AV
:
CS493263-CLG or
D601,608,613,614
CS493263-CLR
:
:
AK4586
D602,605
:
:
TC7WU04FU
:
TC7WH123FU
:
TC74HCT7007AF
D603
:
:
TC74HC07AF
:
XC62EP2502MR
:
BA033LBSG
D604
:
:
BA05T
D606,607
:
:
NJM4565MD
:
NJU7311AM
D609
:
:
MM1228XF
D610
:
D900-902
:
FILTER
FL
+12V
12V
R741
220
1
8
+12V
R742
220
7
4
12V
FR
SL
R743
220
1
8
+12V
R744
220
7
4
12V
SR
CENTER
R745
1
1K
8
+12V
R747
100
R746
100
7
4
12V
SW
D604
R666
18 2W
D606
D607
C665
33P
+5V
IC612
AVR
OUT
IN
+B
GND
AW
Q601,901,902
MA111
:
DTC124EUA or
1SS301 or
UN5212
DAN202U or
Q606
:
2SB1375
MA142WK
Q608
:
2SC4081(R,S) or
1SS300 or
2SD1819A(Q,R)
DAP202U or
Q609
:
2SA1576A(R,S) or
MA142WA
2SB1218A(Q,R)
UDZ3.9B or
HZU3.9(B2)
UDZ5.6B or
DIGITAL LINE
HZU5.6(B2)
SIGNAL LINE
D2SBA20F03
GND LINE
UDZ5.1B or
B LINE
+B
HZU5.1(B2)
1SR154-400
B
B LINE
CONFIGURATION
IC705
1
VSS
2
FL
FR
R751
3
LS
RS
4.7K
4
LS IN2
RS IN2
5
6
7
8
9
10
11
12
SW
13
C744
N.C.
100P
14
ST
DATA
15
GND
+12V
IC707
IC707
SW
(1/2)
(2/2)
MIX
R756 180
14
CP603
180
11
8
9
1
19
CP604
180
10
44
20
13
12
+9.9V
R673
D608
5.1V
47K
Q609
R674
4.7K
Q608
0V
X25-6620-10 (2/2)
AX
(X08-3230-10)
MODEL NAME
VR-716A
VR-705-SA
+12V
12V
30
VDD
BD-1
29
R753
28
4.7K
27
26
25
24
23
22
21
20
19
18
N.C.
17
17
16
CK
16
14
R748
100
1
1
1
R757 180
R758 180
R685
+
1
1/4W
(M)TYPE ON
CHANNEL
SPACE
SW
10
D609
+9.9V
5
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