Main Board - Sony CDX-5V661A Service Manual

• IC Block Diagrams
– F2 Board –
IC110 RN5RZ33BA-TL
GND
1
VDD 2
VREF
– +
CURRENT
LIMIT
VOUT 3
IC140 NJM2360AM (TE2)
CS 1 Q2 Q S
Q1
R
ES 2
Ipk
CT 3
CT OSC
+
VREF
GND 4
1.25V
–
COMP
– MAIN Board –
IC201 CXA2581N-T4
5 CE
4 NC
EQ IN
8 CD
AC SUM
7 SI
6 V+
GND
5 INVIN
DVCC
DVC
RFAC
CDX-5V661/5V661A/5V661D/5V661S
DVC
–
VOFST
+
VC
VC
LD 1
PD 2 APC AMP
3
RFAC
4 SUMMING
AMP
5
B C D
A
A
A 6
B
B 7
C
C 8
D
D 9
E 10
GM
F 11 GM
APC-OFF
(Hi-Z)
SW 12
RW/ROM
(H/L)
13
B
DVC
D
14
A
C
15
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
30 DC OFST
29 RFDCI
28 RFDCO
27 VC
26 RFC
25 VFC
24 BST
23 RFG
22 VCC
21 CEI
20 CE
19 TE BAL
18 TE
17 FEI
16 FE
53