Integra DTR-7.6 Service Manual page 90

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 Input terminal 1
2 INN1 Input terminal 1
3 OUT1 Output terminal 1
4 AGND1 Analog ground terminal 1
5 INP2 Input terminal 2
6 INN2 Input terminal 2
7 OUT2 Output terminal 2
8 AGND2 Analog ground terminal 2
9 INSW Subwoofer input terminal
10 AGND3 Analog ground terminal 3
11 INSR Surrond Rch input terminal
12 AGND4 Analog ground terminal 4
13 INSL Surround Lch input terminal
14 AGND5 Analog ground terminal 5
15 INC Center channel input terminal
16 AGND6 Analog ground terminal 6
17 INFR Front Rch input terminal
18 AGND7 Analog ground terminal 7
19 INFL Front Lch input terminal
20 VEE Power supply terminal -
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
No. Terminal Description
21 TNFR Rch treble filter terminal
22 TNFL Lch treble filter terminal
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
DTR-7.6