Sony CFD-G70 - Block Diagram - Tuner;Tc Section

CFD-G70
1919
L4
CF2
CF4
X1
ANT1
CT3
CT1
T301
T2
L1
L2
D1
D2
D3
T1
Q805
75KHz
FM
TELESCOPIC
ANTENNA
IF-IN
LPF2
/MO-ST
IF-IN
OSC-OUT
FM OSC
L-OUT
R-OUT
CE
DI
CL
DO
BAND
ST-IND
IF IN
XOUT
XIN
LP-OUT
LP-IN
PD
MO/ST
FM
IN
AM
IN
FM
RF-IN
M
IX-OUT
AM
FM
QUAD
LPF1
/BAND
M
PX-IN
DET-OUT
IF-OUT
ST-IND
AM OSC
AM
RF-IN
FM
RF-OUT
DET,FM
MPX
FRONT-END,IF AMP,
+
IC1
FM/AM
TU+6V
TU+6V
+
FERRITE-ROD
ANTENNA
L3
R-COUNT
R-DATA
R-CLOCK
RADIO
R-CE
REC
REC-M
UTE
SYSTEM
CONTROL
B+
SW
ITCH
PREOUT-L
LINE-L
L.IN
REF
REC
LINE
TAPE
REC/PB PRE AM
P
HEAD
RECORD/
PLAYBACK
R-CH
L-CH
ERASE
HEAD
HRP301
HE301
ALC 2
DET
-1
-2
REC
PB
IC301
TU-L
PLL
IC2
AUDIO+6V
TU+6V
S301
(REC/PB)
AUDIO+6V
VT
VT
TU+6V
Q803,804
TAPE
R MUTE
L.LO
R.LO
L.RO
L.LIN
L.RAD
R M
UTE
IC802(1/3)
AM
IF
FM
TRACKING
CT1,L1
FREQUENCY
COVERAGE
FREQUENCY
COVERAGE
L4
TRACKING
L3,CT3
MPX
FM
OSC
OSC
AM
FM
FRONT-END
FRONT-END
AM
AM DET
FM DET
BIAS OSC
Q301
R-CH
R-CH
FM
IF
R-CH
FM
L2
(FM
OSC)
(FM RF)
AM
TU+6V
AM
TU+6V
TU+6V
AM
M
AIN
SECTION
MAIN
SECTION
• Signal path.
F : FM
f : AM
a : REC
E : PB
5-2. BLOCK DIAGRAM – TUNER/TC SECTION –