Sony SAVA-7, Руководство по обслуживанию

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3-7. IC BLOCK DIAGRAMS
IC201 LC75373ED
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DECODER LATCH
SHIFT
REGISTER
CONTROL
–
+
+
–
1
2 3 4 5 6 7 8 9 10
20
19
18
17
16
15
14
13
12
11
21
22
23 24 25 26 27 28 29 30 31 32 33
34
35
36
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40
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42
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LSELO
L4
L3
L2
L1
VDD
R1
R2
R3
R4
RSELO
RVRIN
RCOM
RT1 RT2 RT3
RTOUT
RSIN
RS1 RS2 RS3
RSOUT
RFIN
RFOUT
RROUT
VSS
CL
DI
CE
VREF
LROUT
LFOUT
LFIN
LSOUT LS3 LS2 LS1 LSIN LTOUT LT3 LT2 LT1 LCOM LVRIN
IC351 LV1016
1 5 6
+
–
+
20 19 18 17 16 15 14 13
21
22
23 24
2 3 4 7 8 9 10 12
11
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DEC
IN-FILTER
(40kHz)
VDD
ADM-CONT SRAM
ADM
OUT-FILTER
(7k/5k)
B-NR
DC-OUT
VOL/MUTE
S-TRIM
INV-PHASE
R+DELAY L+DELAY
A
B
A
B A B
A B
A B
A
B
A B
L–R
L+R
(–6dB)
A B
A.GND L-OUT
R-OUT
VREF S-OUT
DELAY-OUT
S-IN R-IN
L-IN VCC
NR-DET ENABLE
DATA
CLK
D.GND
DC-CUT VDD OSC OSC
NR-IREF
DC-CUT