Pioneer VSX-D511-K Service Manual page 70

1
BD3812F ( D.D & INPUT ASSY : IC112)
A
• Audio Sound Processor
•
Block Diagram
B
C
NJU7312AM (D.D & INPUT ASSY : IC102)
• Analog Switch Array
•
Block Diagram
D
L1
2
L2
3
L3 4
L-COM1
5
L4
6
L5 7
L6
8
L-COM2
9
E L7
10
L8
11
L-COM3
12
13
Vee
F
70
1
2
Vss V
DD
1 28
Control Circuit
14 15 16
CK DATA ST
2
3
•
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
•
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
25 R3
6, 23
L4,R4
R-COM1
24
7, 22 L5,R5
8, 21 L6,R6
R4
23
9, 20 COM2
22 R5
10, 19 L7,R7
21, 18 L8,R8
R6
21
26, 17 COM3
R-COM2
20
13 GND
14 CK
R7
19
15 DATA
R8
18
16 ST
28 VDD
R-COM3
17
VSX-D511-K
3
4
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
Function
Minus Power Supply
Input and Output
Digital Ground
Clock Input
Data Input
Strobe Input
Plus Power Supply
4