Pioneer VSX-D411 Service Manual page 74

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BD3812F ( D.D & INPUT ASSY : IC112)
• Audio Sound Processor
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•
Block Diagram
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L 13942296513
NJU7312AM (D.D & INPUT ASSY : IC102)
• Analog Switch Array
•
Block Diagram
L1
2
C
L2
3
L3
4
L-COM1 5
L4
6
L5
7
L6 8
L-COM2
9
L7
10
L8
11
L-COM3
12
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Vss V
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1 28
Control Circuit
14 15 16
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CK DATA ST
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8
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Pin Function
No. Pin Name
1 IN1
2 AGND1
3 IN2
4 AGND2
5 Vee
6 AGND3
7 Vcc
8 CL
9 DA
10 MUTE
11 DGND
12 SEL
13 OUT2
14 OUT1
Q Q
3 6 7 1 3
•
Pin Function
No. Pin Name
1 VSS
2, 27 L1,R1
R1
27
3, 26 L2,R2
R2
26 4, 25 L3,R3
5, 24 COM1
R3
25
6, 23 L4,R4
24 R-COM1
7, 22 L5,R5
8, 21 L6,R6
R4
23
9, 20 COM2
R5
22
10, 19 L7,R7
21, 18 L8,R8
21 R6
26, 17 COM3
R-COM2
20
13 GND
14 CK
R7
19
15 DATA
R8
18
16 ST
28 VDD
R-COM3
17
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VSX-D511
3
4
2 9 9 4 2 8
Function
1ch input terminal
Analog ground terminal
2ch input terminal
Analog ground terminal
(-) Power supply terminal
Analog ground terminal
(+) Power supply terminal
Serial clock input terminal
Serial data an latch input terminal
Mute terminal
Ground terminal for comparator
Serial data select terminal
2ch output terminal
1ch output terminal
1 5 0 5 8 2 9 9 4
Function
Minus Power Supply
Input and Output
Digital Ground
Clock Input
Data Input
Strobe Input
Plus Power Supply
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co
4
9 9
2 8 9 9