Sony CX-LDB20 - Additional IC Block Diagrams; Main Board IC Block Diagrams (BD3881 FV, PST3629 NR)

35
CX-LDB10/LDB20
IC101 BD3881FV
28
REC1O
27
REC1N
26
REC2N
25
REC2O
24
INC2
23
INC1
22
INB2
21
INB1
20
INA2
19
INA1
18
OUT1
17
BAS1
16
OUT2
15
BAS2
BASS
BASS
13
CONT
14
VEE
12
VDD
11
TRE2
10
TRE1
TREBLE
TREBLE
7
VOLIN1
8
VOLIN2
9
GND
VOLUME
VOLUME
6
PB1O
LOGIC
CONTROL
5
PB2O
4
PB2N
1
PB1N
2
PB1P
3
PB2P
– MAIN Board –
VREF
5
4
3
2
1
OUT
VDD
GND
NC
CD
IC403 PST3629NR
– CONTROL Board –