Sony CF-CD73 - Schematic Diagram - TUNER Section (ICF-CD73)

ICF-CD73/CD73V
2525
6-9. SCHEMATIC DIAGRAM – TUNER Section (ICF-CD73) – • See page 33 for Waveform. • See page 32 for IC Block Diagrams.
CNP1
C20
R30
R31
C34
C33C35
C31C30
C24 C22
C23
C37
R52 C53
C65
R50
R10
C29
C27 C26
R61 R60 R59 R58
C61 C62 C63
C66 C68
R94
C51 C52 R51
C59 R53 C95
C55
R54
C54
C56
C57
R65 R63
R4
C1
C11C4
CF4
CF2
C8
C10
C12
C9
C47 C39R40R41 C49
C41
C42
C43
R32
D1
C32
D11
D10
C60
L21
R56
C80
R24
TP
JC5
JC1
JC4
JC2
JC34
JC6
R1
JC13
JC12 JC11L11
L2
L1
L3
L4
TP
X1
TP
T2
C18
D3
R13
IC2
R92
R91
CT1
CT3
C13
T1
IC1
D2
JC24
ANT1
C14 C15
C77 C78
JC33
R11
C7
C21
JC3
R3
R2
11P
0.1
15k
3.3k
0.01
0.010.01
22p0.01
220p 0.1
1
50V
0.01
00.22
4.7
50V
1k
47
100
10V
100p 100p
2.2k 2.2k 2.2k 2.2k
100p 100p 100p
100p 100p
1k
22p 10p 10k
100p 15k 1000p
100p
470
220
10V
1000p
1000p
10k 10k
10k
47p
0.11000p1000p
1
50V
4.7
50V
10p
10p 0.1220k10k 0.01
220p
100p
22p
100k
KV1471E
1000p
1SS355
1SS355
1000p
330
0.01
220
(GND)
0
0
0
0
0
0
330
0
00
(ANT)
75KHz
(VT)
220
10V
KV1520NT
1k
LC72137M-TLM
220
220
0.01
TA2149BN
KV1471E
0
4700p 4700p
0
3.3k
5p
1
50V
0
10k
470
∗∗
R DATA
R CE
GND
RCH
LCH
VT
AM OSC
FM OSC
VCC1
R-OUT L-OUT QUAD GND2 AM FM VCC2 AGC
LPF1
/BAND
LPF2
/MO-ST
GND1 FM
AM
FM
OUT
OUT
C
U
T
A
M
LO
W
C
E
D
I
C
L
D
O
BA
N
D
S
T-IN
D
IF
IN
X
O
U
T
X
IN
L
P
-O
U
T
L
P
-IN
P
D
V
S
S
V
D
D
M
O
/S
T
M
U
T
E
AM IFT
FM
OSC
FM
RF
ANTENNA
AM OSC
FM/AM RF AMP,MIX,OSC,
FM/AM IF AMP,DET,MPX
ANTENNA
FM/AM PLL
IFT
FM
AM FERRITE-ROD
BA
N
D
MUTE
COUNT
R CLK
R +B
FM
IN
A
M
IN
FM/A
M
(CND, MX)
(CND, MX)(UK,IT)
FM LEAD WIRE
RF OUT
RF IN
OSC
ST IND
IF OUT
DET OUT
MPX IN
RF IN MIX IF IN IF IN
(UK,IT)
∗ C14,15
(CND, MX)0.022
0.01 (UK,IT)
S-GND
1µH
10µH
(Page 29)
Ver. 1.1