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R
37
41
CKO
RCK
CK
IC708
TDO
AK4586VQ
DTI1
DTI2
ADC/DAC/DIR
DTI3
CONVERTER
TI/EXTCLK
17 18
5
3
34
22
23
+B5
+3V3
B7A
+B7
3V3
Q703
+5V
B3A
+B3
+8V
+9V
Q704
B5A
+B5
Q701
3V3
+3V3
WITCHING
+B5B
B4A
+B4
Q721
+5V
+5V
+2V5
WITCHING
IC718
NJM4580M
OPE AMP.
RIN
33
LIN
32
ROUT1
31
LOUT1
30
ROUT2
29
LOUT2
28
ROUT3
27
LOUT3
26
4
36
21
IC716
NJM4580M
OPE AMP.
IC705
+B5
PQ25EZ
+3V3
VOLTAGE
REGULATOR
Figure 13 BLOCK DIAGRAM (4/4)
FROM AUDIO SECTION
+B3A
+8V
8
3
1
7
5
4
-B3
-9V
+8V
ANALOG IN Lch
+B3A
ANALOG IN Rch
8
3
1
5
7
FRONT Lch
4
FRONT Rch
IC715
-9V
NJM4580M
-B3
OPE AMP.
+B3A
+8V
8
3
SURROUND Lch
1
SURROUND Rch
5
7
4
IC711
NJM4580M
-9V
-B3
OPE AMP.
+B3A
+8V
8
3
1
CENTER
5
WOOFER
7
4
-9V
-B3
– 13 –
13
12
14
11
15
10
16
9
IC720
7
LC75341
18
AUDIO
21
4
PROCESSOR
12
13
3 23
24
2
1
+8V
B3A
12
IC713
13
LC75341
21
AUDIO
4
PROCESSOR
3 23
24
2
1
+8V
B3A
12
IC712
13
LC75341
21
AUDIO
4
PROCESSOR
3
23
24
2
1
B3A
+8V
HT-CN300
TO POWER AMP
SECTION
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