Sony CDP-CX455 - Page 45

45
CDP-CX455
IC931 BA3993F (MAIN BOARD)
1 2
3
4
5
6
78
CT
GND
GND GND
POFF
TSD
Band Gap
IC941, IC961 LA6510 (TRANS BOARD)
VOUT1
+VIN1
VSENCE1
–VIN1 –VIN2
VCC
+VIN2
VOUT2
VSENCE2
VEE
1 2 3 4 5 6 7 8 9 10
+
–
+
–
IC103 CXA2581N-T4 (BD BOARD)
RW/ROM
RW/ROM
EQ ON/OFF
VOFST
VOFST
DVC
VC
VC
VC
RW/ROM
VC
DVC
30
29
28
+
–
+
–
DVC
VCC
DVC
27
26
25
24
RW/ROM
EQ
23
22
21
20
19
RFAC
VCA
VCC
+
–
DVC
+
–
+
–
RW/ROM
VC
RW/ROM
DVC
+
–
3
A
B
C
D
B
C
A
A
A
B
C
D
BCD
D
+
–
1
2
APC AMP
5
6
7
8
9
4
RFAC
SUMMING
AMP
RW/ROM
APC-OFF
(Hi-Z)
RW/ROM
(H/L)
VOFST
VC
RW/ROM
+
–
10
11
GM
GM
18
17
16
B
D
A
C
13
14
15
12
EQ IN
LD
PD
GND
A
B
C
D
AC SUM
E
F
DVCC
DVC
RFAC
SW
DC OFST
RFDCI
RFDCO
VC
RFC
VFC
BST
RFG
VCC
CEI
CE
TE BAL
TE
FEI
FE