DTR-4.6
IC BLOCK DIAGRAMS AND DESCRIPTIONS
BD3814FV(5.1ch Electronic Volume)
No. Terminal Description No. Terminal Description
1 INP1 Input terminal 1 21 TNFR Rch treble filter terminal
2 INN1 Input terminal 1 22 TNFL Lch treble filter terminal
3 OUT1 Output terminal 1 23 BNF1R Rch bass filter terminal 1
4 AGND1 Analog ground terminal 1 24 BNF2R Rch bass filter terminal 2
5 INP2 Input terminal 2 25 BNF1L Lch bass filter terminal 1
6 INN2 Input terminal 2 26 BNF2L Lch bass filter terminal 2
7 OUT2 Output terminal 2 27 OUTFL Front Lch output terminal
8 AGND2 Analog ground terminal 2 28 OUTFR Front Rch output terminal
9 INSW Subwoofer input terminal 29 OUTC Center ch output terminal
10 AGND3 Analog ground terminal 3 30 OUTSL Surround Lch output terminal
11 INSR Surrond Rch input terminal 31 OUTSR Surround Rch output terminal
12 AGND4 Analog ground terminal 4 32 OUTSW Subwoofer output terminal
13 INSL Surround Lch input terminal 33 AGND8 Analog ground terminal 8
14 AGND5 Analog ground terminal 5 34 DGND Digital ground terminal
15 INC Center channel input terminal 35 MUTE Mute temrinal
16 AGND6 Analog ground terminal 6 36 DA Serial data and latch input terminal
17 INFR Front Rch input terminal 37 CL Serial clock input terminal
18 AGND7 Analog ground terminal 7 38 AGND9 Analog ground terminal 9
19 INFL Front Lch input terminal 39 VCC Power supply trerminal +
20 VEE Power supply terminal - 40 AGND10 Analog ground terminal 10
LM61C1Z(Temperature Sensor)
+VS VOUT GND
+Vs=+2.7 to +10V
VOUT=10mV x T C+600mV
T:Temperature
1
2
3
4
5
6
7
8
AGND2
9
INSW
10
AGND3
11
INSR
12
AGND4
13
INSL
14
AGND5
15
INC
16
AGND6
17
INFR
18
AGND7
19
INFL
20
VEE
21
TNFR
22
TNFL
23
BNF1R
24
BNF2R
25
BNF1L
26
BNF2L
27
OUTFL
28
OUTFR
29
OUTC
30
OUTSL
31
OUTSR
32
OUTSW
33
AGND8
34
DGND
35
MUTE
36
DA
37
CL
38
AGND9
39
VCC
40
AGND10
-
+
-
+
TREBLE
BASS
INP1
LOGIC
INN1
OUT1
AGND1
INP2
INN2
OUT2
MASTER VOLUME
0~-95dB
1dB/step,MUTE
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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