Sony CDP-XE570 Service Manual page 22

CDP-XE570
IC131 CXA2518N-T4 (BD BOARD)
DVC
VC
VC
LD 1
PD 2
APC AMP
EQ IN 3
AC SUM 4
GND 5
A
A 6
B
B 7
C
C 8
D
D 9
E 10
F 11
APC-OFF
(Hi-Z)
SW 12
RW/ROM
(H/L)
DVCC 13
DVC
DVC 14
RFAC 15
IC631 BA6956AN (MAIN BOARD)
1 2
22
RW/ROM
A
–
B
+
C
DVC
D
–
RW/ROM
VOFST
+
EQ ON/OFF
RW/ROM
RFAC
SUMMING
AMP
VOFST
B
C
–
A
+
D
A B C D
RW/ROM
RW/ROM
GM
–
+
GM
RW/ROM
RW/ROM
B
VOFST
D
–
A
+
C
RW/ROM
TSD
CONTROL LOGIC
3 4 5 6 7
30 DC OFST
29 RFDCI
–
28 RFDCO
+
DVC
VCC
VC
27 VC
26 RFC
EQ 25 VFC
24 BST
RFAC
23 RFG
VCA
VCC 22 VCC
21 CEI
–
20 CE
+
DVC
VC
19 TE BAL
18 TE
VC
17 FEI
–
16 FE
+
DVC
VC
8 9