Sony CDX-MP70 Service Manual page 38

CDX-MP70
IC2 CXA2581N-T4
DVC
–
VOFST
+
VC
VC
LD 1
PD 2 APC AMP
EQ IN 3
RFAC
AC SUM 4 SUMMING
AMP
GND 5
A B C D
A
A 6
B
B 7
C
C 8
D
D 9
E 10 GM
F 11 GM
APC-OFF
(Hi-Z)
RWSW 12
RW/ROM
(H/L)
DVCC 13
B
DVC
D
DVC 14
A
C
RFAC 15
IC9 TC75S57F (TE85R)
+ -
GND
3 2 1
4 5
OUT VCC
38
RW/ROM
A
–
–
B
+
+
C
DVC
D
DVC
VCC
VC
RW/ROM
EQ
EQ ON/OFF
RFAC
VCA
RW/ROM
VCC
VOFST
B
C
–
–
A
+
+
D
DVC
VC
RW/ROM
RW/ROM
–
+
VC
RW/ROM
RW/ROM
VOFST
–
–
+
+
DVC
VC
RW/ROM
IC3 NJM12902V-TE2
OUT 1
30 DC OFST
29 RFDCI
-IN 2
28 RFDCO
+IN 3
+V 4
27 VC
5
+IN
6
-IN
26 RFC
25 VFC
24 BST
OUT 7
23 RFG
22 VCC
21 CEI
20 CE
19 TE BAL
18 TE
17 FEI
16 FE
IC7 RN5RZ20BA
IC12 RN5RZ25BA
GND
1
VDD 2
3
VOUT
14 OUT
13 -IN
12 +IN
11 GND
10
+IN
9
-IN
8 OUT
5 CE
VREF
+
–
CURRENT
LIMIT
4
NC