Sony CFD-S35CP - Block Diagram - TUNER-3 BAND Section

2121
CFD-S35CP
CFD-S35CP
6-3. BLOCK DIAGRAM – TUNER-3 BAND SECTION –
2
24
4
7
20
21
FM
RF AMP
FM
MIX
FM
OSC
FM IF
AMP
IF
BUFFER
AF
BUFFER
AF
AMP
MPX
MUTE
STEREO/
MONO,
FM/AM
AM IF
AMP
FM
DET
AM
DET
6
FM
RF-IN
22
AM
RF AMP
Q14
AM
MIX
AM
RF-IN
MIX-OUT
OSC
-OUT
CF2
PLL
IC2
CF4
FM
RF-OUT
10
QUAD
FM
IF-IN
12
15
11
L-OUT
MPX
-IN
R-OUT
13
AM
IF-IN
LPF1/BAND
AM OSC FM OSC
FM/MW/LW FRONT-END,IF AMP,DET,MPX
IC1
L2
CT1, L1
FM TRACKING
L3
MW/LW
FREQUENCY
COVERAGE
CT3, L3-1
MW TRACKING
CT5, L3-2
LW TRACKING
T1
AM IFT
LOW-PASS
FILTER
LOW-PASS
FILTER
• SIGNAL PATH
: FM
: MW/LW
X1
75kHz
CT3
L1
FM RF
XOUT
XIN
AM IN
IF IN
ST-IND
LP-OUT
LP-IN
FM IN
20
19
11
12
18
MW/LW
6
CT1
D1
L4
AM (MW/LW)
OSC
L2
FM OSC
LEVEL
DET
ST
IND
14
LPF2/MO-ST
AM
OSC
BUFFER
BUFFER
SWALLOW
COUNTER
UNIVERSAL
COUNTER
CCB
INTERFACE
REFERENCE
DIVIDER
UNLOCK
DETECT
12 BIT
PROGRAMMABLE
DIVIDER
PHASE
DETECTOR/
CHARGE PUMP
SHIFT REGISTER & LATCH
1/2
BAND
DET
-OUT
ANT1
FM TELESCOPIC
ANTENNA
PD
IF-OUT ST-IND
2
1
10
9
BAND
7
MO/ST
13
8
17
16
17
18
16
19
CT5
D2
R-VT
D3
(1/2)
D3
(2/2)
MW/LW
HIGH CUT
Q12
T1
AM IF
Q42
Q41
RADIO 6V
Q41, 42
MW SWITCH
L3-1
MW
L3-2
LW
L3
MW/LW
FERRITE-BAR
ANTENNA
LW
SWITCH
Q44
LW SWITCH
Q43
TU-L
TU-R
C
CURRENT
SOURCE
Q61
T2
FM IFT
T2
FM IF
FM FREQUENCY COVERAGE
RDATA
RCLK
RCE
RCOUNT
D
B MUTE
DI
CL
CE
DO
2
3
1
4
MAIN
SECTION
(Page 22)
MAIN
SECTION
(Page 22)