Read Sony CFD-S01 (serv.man2) Service Manual online
31
CFD-S01
• IC BLOCK DIAGRAMS
IC1 LV23003VA (MAIN Board (2/4))
1
AM RF-IN
3
FM MIX
2
REG
6
VCC1
4
GND1
AM
RF
AM
MIX
AM
DET
AM
IF
FM
DET
FM
IF
SD
FF
VCO
FF
FF
ST
TRIG
STSW
FM
MIX
FM
OSC
AM
OSC
OSC
BUFFER
FM
S-METER
DECODER
PHASE
COMPARATOR
MUTE
PROGRAMMABLE
DIVIDER
REFERENCE
DIVIDER
UNLOCK
DETECTOR
SWALLOW
COUNTER
POWER ON
RESET
DATA SHIFT
REGISTER
LATCH
PHASE
DETECTOE
CHARGE
PUMP
UNIVERSAL
COUNTER
5
AM MIX-OUT
7
AM IF-IN
8
FM IF-IN
9
P-DET
10
P-COMP
11
FM-DET
12
L-OUT
13
R-OUT
14
VSS
FM
RF
36 FM RF-IN
35 GND2
34 FM RF-OUT
33 VCC2
30 BO2
29 BO1
29 BO1
32 FM OSC
31 AM OSC
28 LP-OUT
27 LP-IN
27 LP-IN
23 DET-OUT
15
CE
16
DI
17
CL
18
DO
22 MPX-IN
19 X IN
20 X OUT
21 VDD
26 PD
25 AGC
25 AGC
24 AM LOW CUT
LOW-PASS
FILTER
AGC
IF
BUFFER
PIROT
DET
CCB
I/F
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