Ic Block Diagrams - Sony SAVA-7 Service Manual

3-7.

IC BLOCK DIAGRAMS

IC201 LC75373ED
33
34
LSELO
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
2 3 4
1
32 31 30 29
+
+
–
–
–
+
+
–
–
+
+
–
–
–
+
+
2 3 4 5
22 21 20 19
ADM
ADM-CONT
A
B
L–R
5 6 7
8
28 27 26 25 24
–
+
–
+
SHIFT
DECODER LATCH
REGISTER
+
–
+
–
6 7 8 9 10
18 17 16
SRAM
+
L+DELAY
OUT-FILTER
–
(7k/5k)
+
L+R
(–6dB)
B-NR
9 10
— 18 —
23
22 LFIN
+
21 LFOUT
–
+
20 LROUT
–
19 VREF
18 CE
CONTROL
17 DI
16 CL
15
VSS
–
14
RROUT
+
–
RFOUT
13
+
12 RFIN
11
15 14 13
INV-PHASE
+
R+DELAY
VOL/MUTE
DC-OUT
S-TRIM
11 12