Ic Block Diagrams - Sony SAVA-7 Service Manual

3-7.

IC BLOCK DIAGRAMS

IC201 LC75373ED
33
LSELO 34
L4 35
L3 36
L2 37
L1
38
VDD 39
R1 40
R2 41
R3 42
R4 43
RSELO 44
1
IC351 LV1016
24 23
VDD
IN-FILTER
(40kHz)
DEC
1 2 3 4 5
32 31 30 29 28
+
+
–
–
–
+
+
–
–
+
+
–
–
–
+
+
2 3 4 5 6 7 8
20 19 18
22 21
ADM
ADM-CONT SRAM
A
B
–
L–R
+
L+R
(–6dB)
6 7 8
— 18 —
27 26 25 24 23
–
+
–
+
SHIFT
DECODER LATCH CONTROL
REGISTER
+
–
+
–
9 10 11
17 16 15
+ +
L+DELAY
R+DELAY
OUT-FILTER
DC-OUT
(7k/5k)
B-NR
9 10
22 LFIN
+
21 LFOUT
–
+
LROUT
20
–
19 VREF
18
CE
17 DI
16 CL
15
VSS
–
14 RROUT
+
–
RFOUT
13
+
12 RFIN
14 13
INV-PHASE
VOL/MUTE
S-TRIM
11 12