Sharp SD-AT1000H Service Manual page 48

SD-AT1000H
IC501 VHiBD3811K1-1: Volume IC (BD3811K1) (1/2)
Pin No.
Terminal Name
1 IN31
2 IN32
3 IN41
4 IN42
5* IN51
6* IN52
7 IN61
8 IN62
9 IN71
10 IN72
11 IN81
12 IN82
13 INDVDSR
14 INDVDSL
15 INDVDC
16 INDVDSW
17 OUT2(+)
18* OUT2(-)
19 OUT1(+)
20* OUT1(-)
21 IN1DSP
22 IN1MIX
23 IN2DSP
24 IN2MIX
25 INDSPSR
26 INDSPSL
27 INDSPC
28 INDSPSW
29 AGND1
30 GOUTSW
31 VINSW
32 AGND2
33 GOUTC
34 VINC
35 OUTSW
36 OUTC
37 OUTSL
38 OUTSR
39 VINSL
40 GOUTSL
41 AGND3
42 VINSR
43 GOUTSR
44 AGND4
45 DGND
46 DA
47 CL
48 MUTE
49 AGND5
50 VEE
51 AGND6
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
1ch input terminal 3.
2ch input terminal 3.
1ch input terminal 4.
2ch input terminal 4.
1ch input terminal 5.
2ch input terminal 5.
1ch input terminal 6.
2ch input terminal 6.
1ch input terminal 7.
2ch input terminal 7.
1ch input terminal 8.
2ch input terminal 8.
DVD surround Rch input terminal.
DVD surround Lch input terminal.
DVD center speaker input terminal.
DVD subwoofer input terminal.
2ch (+) A/D output terminal.
2ch (-) A/D output terminal.
1ch (+) A/D output terminal.
1ch (-) A/D output terminal.
1ch DSP input terminal.
1ch DSP MIX input terminal.
2ch DSP input terminal.
2ch DSP MIX input terminal.
DSP surround Rch input terminal.
DSP surround Lch input terminal.
DSP center speaker input terminal.
DSP subwoofer input terminal.
Analog ground terminal.
Subwoofer input gain output terminal.
Subwoofer volume input terminal.
Analog ground terminal.
Center speaker input gain output terminal.
Center speaker volume input terminal.
Subwoofer output terminal.
Center speaker output terminal.
Surround Lch output terminal.
Surround Rch output terminal.
Surround Lch volume input terminal.
Surround Lch input gain output terminal.
Analog ground terminal.
Surround Rch volume input terminal.
Surround Rch input gain output terminal.
Analog ground terminal.
Ground terminal for comparator.
Serial data and latch input terminal.
Serial clock input terminal.
Mute terminal.
Analog ground terminal.
(-) Power supply terminal.
Analog ground terminal.
Function
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