Ic Block Diagrams; Ic301 Cxa2509Aq-T4; Ic361 Lb1638M - Sony XR-C4100 Service Manual

• IC Block Diagrams – MAIN Board –

IC301 CXA2509AQ-T4

30 29 28
120µ/70µ
– +
PBFB2 31
PBRIN2 32
F2
33
PBREF2
PBFIN2 34
VCT
35
VCT
PBGND 36
PBFIN1 37
F1
PBREF1 38
PBRIN1 39
PBFB1
40
120µ/70µ
2 3
1
IC401 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
–
–
+
+
2
1
27 26 25 24 23
24dB
T2
+ –
NR BIAS
X1
TAPE/AUX
TAPE EQ
FWD/RVS
VCC
+
LPF
+
–
F3
X1
T1
24dB
4 5 6 7 8 9 10
31 30 29 28 27 26
–
+
–
+
–
+
DECODER
+
–
+
–
+
–
3 4 5 6 7 8

IC361 LB1638M

GND
22 21
IN1
VCC
20
MSMODE
IN2
MS
19 DRSW
MODE
GND
18
TAPESW
17 INSW
16 NC
15 NC
MS ON/
OFF
DETECT
14 MSOUT
13 DGND
12 MSTC
11 G1FB
25 24 23
+
–
+
–
SHIFT
LATCH CONTROL
REGISTER
–
+
–
+
9 10 11
– 33 –
1
2
3
4
5
22
LFIN
21 LFOUT
LROUT
20
19 VREF
18
CE
17 DI
16 CL
15
VSS
14 RROUT
13 RFOUT
12 RFIN
10
N.C.
9 OUT1
VS
8
7
OUT2
6 N.C.