Pioneer VSX-41kuxji Service Manual page 77

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BD3812F ( D.D & INPUT ASSY : IC112)
• Audio Sound Processor
•
Block Diagram
TE
L 13942296513
NJU7312AM (D.D & INPUT ASSY : IC102)
• Analog Switch Array
•
Block Diagram
L1
2
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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1 28
Control Circuit
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CK DATA ST
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6
8
•
Pin Function
No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Q Q
3 6 7 1 3
•
Pin Function
No.
1
2, 27
R1
27
3, 26
R2
26 4, 25
5, 24
R3
25
6, 23
24 R-COM1
7, 22
8, 21
R4
23
9, 20
R5
22
10, 19
21, 18
21 R6
26, 17
R-COM2
20
13
14
R7
19
15
R8
18
16
28
R-COM3
17
16
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VSX-D811S-K
6
7
2 9 9 4 2 8
Pin Name Function
IN1 1ch input terminal
AGND1 Analog ground terminal
IN2
2ch input terminal
AGND2 Analog ground terminal
Vee
(-) Power supply terminal
Analog ground terminal
AGND3
(+) Power supply terminal
Vcc
Serial clock input terminal
CL
DA Serial data an latch input terminal
MUTE Mute terminal
Ground terminal for comparator
DGND
Serial data select terminal
SEL
OUT2 2ch output terminal
OUT1 1ch output terminal
1 5 0 5 8 2 9 9 4
Pin Name Function
VSS Minus Power Supply
L1,R1
L2,R2
L3,R3
COM1
L4,R4
L5,R5 Input and Output
L6,R6
COM2
L7,R7
L8,R8
COM3
GND Digital Ground
CK Clock Input
DATA Data Input
ST Strobe Input
VDD Plus Power Supply
m
co
7
8
9 9
A
B
C
2 8 9 9
D
E
F
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