Integra DTR-7.6 Series Service Manual page 34

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IC BLOCK DIAGRAMS AND DESCRIPTIONS
BD3814FV(5.1ch Electronic Volume)
1
INP1
2
- +
INN1
3
OUT1
4
AGND1
5
INP2
6
- +
INN2
7
OUT2
MASTER VOLUME
8
0~-95dB
AGND2
1dB/step,MUTE
9
INSW
10
AGND3
11
INSR
12
AGND4
13
INSL
14
AGND5
15
INC
16
AGND6
17
INFR
18
AGND7
19
INFL
20
VEE
No. Terminal Description
1 INP1
2 INN1
TE
L 13942296513
3 OUT1
4 AGND1
5 INP2
6 INN2
7 OUT2
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
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40
AGND10
39
VCC
38
AGND9
37
CL
36
DA
35
MUTE
34
DGND
33
AGND8
32
OUTSW
31
OUTSR
30
OUTSL
29
OUTC
28
OUTFR
27
OUTFL
26
BNF2L
25
BNF1L
24
BNF2R
23
BNF1R
TREBLE
22
TNFL
21
TNFR
Input terminal 1
Input terminal 1
Output terminal 1
Analog ground terminal 1
Input terminal 2
Input terminal 2
Output terminal 2
Analog ground terminal 2
Subwoofer input terminal
Analog ground terminal 3
Surrond Rch input terminal
Analog ground terminal 4
Surround Lch input terminal
Analog ground terminal 5
Center channel input terminal
Analog ground terminal 6
Front Rch input terminal
Analog ground terminal 7
Front Lch input terminal
Power supply terminal -
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8
No. Terminal Description
21 TNFR Rch treble filter terminal
Q Q
22 TNFL Lch treble filter terminal
3 6 7 1 3 1 5
23 BNF1R Rch bass filter terminal 1
24 BNF2R Rch bass filter terminal 2
25 BNF1L Lch bass filter terminal 1
26 BNF2L Lch bass filter terminal 2
27 OUTFL Front Lch output terminal
28 OUTFR Front Rch output terminal
29 OUTC Center ch output terminal
30 OUTSL Surround Lch output terminal
31 OUTSR Surround Rch output terminal
32 OUTSW Subwoofer output terminal
33 AGND8 Analog ground terminal 8
34 DGND Digital ground terminal
35 MUTE Mute temrinal
36 DA Serial data and latch input terminal
37 CL Serial clock input terminal
38 AGND9 Analog ground terminal 9
39 VCC Power supply trerminal +
40 AGND10 Analog ground terminal 10
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9 4 2 8
0 5 8 2 9 9 4 2 8
m
DTR-7.6
9 9
9 9