Sony XR-4750RDS Service Manual page 20

IC151 LC75373ED
33 32
+
+
–
–
34
LSELO
L4 35
L3 36
L2 37 +
L1 38
–
VDD 39
–
R1 40
+
R2 41
R3 42
R4 43
RSELO 44
–
–
+
+
1 2
IC351 CXA2509AQ-T4
30 29 28 27 26
120µ/70µ
+
–
PBFB2 31
X1
PBRIN2 32
F2
33
PBREF2
PBFIN2 34
VCT 35
VCT
PBGND
36
+
PBFIN1 37
F1
PBREF1 38
X1
PBRIN1
39
PBFB1
40
T1
120µ/70µ
3 4 5
1 2
31 30 29 28 27 26 25
–
+
–
+
–
+
DECODER LATCH
+
–
+
–
+
–
3 4 5 6 7 8 9 10
25 24 23 22 21
24dB
T2
+ –
NR BIAS
MS
MODE
TAPE/AUX
TAPE EQ
FWD/RVS
VCC
MS ON/
OFF
LPF
+
DETECT
–
F3
24dB
6 7 8 9 10
24 23
+
–
+
–
SHIFT
CONTROL
REGISTER
–
+
–
+
11
IC360 MM1322XFBE
1
GND
20 MSMODE
IN2 2
19 DRSW
VCC 3
18 TAPESW
17 INSW
IN1 4
16 NC
15 NC
14 MSOUT
13 DGND
12 MSTC
11 G1FB
– 20 –
22 LFIN
21 LFOUT
20 LROUT
19
VREF
18 CE
17
DI
16 CL
15
VSS
14 RROUT
13 RFOUT
12 RFIN
8 OUT2
7
VS
6 OUT1
5
GND