Tuner Section (Aep, Uk, German Model) - Sony HCD-D90AV Service Manual

— TUNER SECTION — (East European, CIS model)
ST +10V
Q5
FE1
TM1
FM FRONT END
ANTENNA CF1
10.7MHz
FM 75
ANT IN IF OUT
COAXIAL
AM
MW/LW FRONTEND
6
5
3
2
26 25 24 23
Q14
LW SW
Q12
Q13
MW
MW
SW
SW
10 17 9
09
— 23 —
CF3
IF AMP 10.7MHz
1 FM IN
Q1-4
FM/AM MPX
IC41
FE2
12 4 REG
LW SW
Q9
13
14
15
16
AM MIX 2
17 29
AM OSC
AM
12
SD
22 21 20
RV41
27 AM RF IN
AM
13
SD
X42
Q11
30 14 15 11
450kHz
MW
SW
RV42
FM D41
TUNED
LEVEL
11 14 7 2 12 8 1 24
PLL
IC21
AM/FM 24 22 MPX IN
SUB CARRIER
PEAK
DECODER
CT1701 L1701
TP1701
2 IN
3 POUT
20 SUB IN
AM IF
5 AM IF
IFT1
X41
RV1701
10.7MHz
STEREO 8
SUB CARRIER
9 DET
TUNED 7 LEVEL TP1702
AM
TUNED
LEVEL
23 VCO
X43
456kHz
D42 D43
X21
4.5MHz
13
3
CE
DI 4
CL 5
DO 6
HCD-D90AV/GR10AV/RX100AV
AMP
OUT L 20 LPF 18
IN
L
POLAR/PILOT
SWITCH
IC1702
POLAR
C0
5
IC1701
C. COM
4
C1
L OUT 7 3
• R CH: Same as L ch
• SIGNAL PATH
6 R CH
R OUT
A. COM 14
R CH
C A
9 11
18 17
10 9
SWITCH
Q1701
D1701
RV1702
D1702
VCO
SWITCH SWITCH
Q1702 Q1703
D1703
D1704
— 24 —
AMP
16
OUT
L
: FM
: MW
ST-L
STEREO
TUNED
MUTE
A
MAIN
SECTION
ST-CE
(Page 29)
COM-DIN
COM-CLK
COM-CLK