Read Sony CFD-575 / CFD-577 Service Manual online
IC803 M62354P
r
IC BLOCK DIAGRAMS – MAIN SECTION –
IC3 BU2614
IC306 MC14052BCP
IC305 LA4597
12 BIT
SHIFT RESISTOR
D11 10 9 8
7
ADDRESS
DECODER
D-A
L
6 5 4 3 2 1
0
8 BIT
R-2R+SEGMENT
D-A CONVERTER
2
CH1
8 BIT
LATCH
BUFFER
OP AMP
BD
LD
CLK
DI
A01
A02
GND
VCC
VDD
A06
A05
A04
A03
VSS
(6)
(6)
8 BIT
R-2R+SEGMENT
D-A CONVERTER
8 BIT
LATCH
+
–
+
–
+
–
D-A
L
5
+
–
D-A
L
+
–
4
3
14
13
12
10
11
9
8
1
2
3
5
4
6
7
+
–
D-A
L
CH6
VDD
SELECT A
SELECT B
VSS
VEE
INH
7
0
1
2
3
14
12
11
9
15
0
1
2
3
5
1
4
2
13
16
10
6
7
3
8
CH-1
CH-2
T.S.D
LREF
LIN
REP
PGND
STBY
RIN
RREF
VCC
LOUT
GND
ROUT
BIAS
CIRCUIT
STANDBY
SWITCH
1
2
3
4
5
6
7
8
9
10
11
12
13
2
3
5
4
6
7
8
9
10
1
11
12
13
14
15
16
I / O CTL
REFERENCE
DIVIDER
MAIN COUNT
SHIFT
RESISTOR
LATCH
20BIT
COUNT
PRESCALER
PHASE
DET
ULLOCK
IF COUNT
CTL
XOUT
XIN
CE
CK
DA
CD
P0
P1
VSS
PD1
VDD1
VDD2
FM IN
AM IN
P2
IF IN
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