1-33
KD-SX8250/KD-SX780
LVref
LVref
LVref
LVref
LVref
RVref
RVref
RVref
RVref
RVref
CONTROL
CIRCUIT
ZERO CROSSDET
CCB
INTERFACE
NO SIGNAL
TIMMER
ZERO CROSSDET
LOGIC CIRCUITVA
47k
1M
Multiplexer
Multiplexer
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
91011121314151612345678
LC75412W(IC301):E.VOLUME
1.Terminal layout & block daiagram
2.Function
Pin No.
54
53
52
51
55
59
60
61
62
58
50
49
63
64
48
1
46
3
47
2
L1
L2
L3
L4
L6
R1
R2
R3
R4
R6
L5M
L5P
R5M
R5P
LSELO
RSELO
LCT
RCT
LVRIN
RVRIN
Single end input terminal
Differential motion input terminal
Input selector output terminal
Then terminal for roudness.CR for a high region amends is connected for LCT(RCT) and
LVRIN(RVRIN),and CR for a low region amends is connected between LCT(RCT) and GND.
Volume + equalizer input terminal.
Symbol Function
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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