Sharp CD-C290X Service Manual page 44

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CD-C290X
IC201 VHiSRS5250S-1:SRS(SRS5250S)
Terminal Name Input/Output
Pin No.
1
VCC
2
PN IN
3
PN OUT
4*
C1
5*
C2
6*
C3
7*
C4
8*
C5
9*
C6
10
S IN
11
S OUT
12*
CR4
13*
CR3
14*
CR2
15
GND
16*
CR1
17
R OUT
18
L OUT
19
VREF
20*
CL1
21*
CL2
22*
CL3
23*
CL4
24
C IN
25
C OUT
26
MODE
27
L IN
28
R IN
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Sun
Generator
L IN
27
R IN
28
8 to 13V supply
Input
Signal Input from Perspective Network
Output
Signal Output to Perspective Network
Input
Constant Phase Filter Capacitor 1
Input
Constant Phase Filter Capacitor 2
Input
Constant Phase Filter Capacitor 3
Input
Constant Phase Filter Capacitor 4
Input
Constant Phase Filter Capacitor 5
Input
Constant Phase Filter Capacitor 6
Input
Signal Input from SPACE CONTROL
Outout
Signal Output to SPACE CONTROL
Input
3D Output Filter(Right) Capacitor 3
Input
3D Output Filter(Right) Capacitor 2
Input
3D Output Filter(Right) Capacitor 1 in
Ground
Output
3D Output Filter(Right) Capacitor 1 out
Output
Right Signal Output
Output
Left Signal Output
Output
Vcc/2
Output
3D Output Filter(Left) Capacitor 1 out
Input
3D Output Filter(Left) Capacitor 1 in
Input
3D Output Filter(Left) Capacitor 2
Input
3D Output Filter(Left) Capacitor 3
Input
Signal Input from CENTER CONTROL
Output
Signal Output to CENTER CONTROL
Input
SRS/3D/PASS Mode Select
Input
Left Signal Input
Input
Right Signal Input
4
5 6 7 8 9
Constant Phase Filter
L.R
Deffarence
Generator
L+R
25 24
Figure 44 BLOCK DIAGRAM OF IC201
Function
3 2
11 10
SRS
3D
Perspectiv Buffer
SRS
26
1
15
19
– 44 –
Bypass
SRS
Output Filter L
3D
3D
3D
Output Filter R
SRS
Bypass
18 L OUT
20
CL1
21
CL2
CL3
22
CL4
23
16
CR1
CR2
14
CR3
13
CR4
12
R OUT
17

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