Tuner Section - (East European, Cis Model) - Sony HCD-D390 - Compact Audio And Video System Service Manual

– TUNER SECTION – (East European, CIS model)
ST +10V
Q5
FE1
TM1
FM FRONT END
ANTENNA
FM 75
ANT IN
IF OUT
COAXIAL
AM
6
5
3
2
26 25 24 23
Q14
LW SW
Q13
MW
SW
10 17 9
16
CF1
CF3
10.7MHz
IF AMP 10.7MHz
Q1-4
FE2
MW/LW FRONTEND
12
28 REG
LW SW
Q9
13
14
15
16
17 29 AM OSC
22 21 20
26
FM AFC
27 AM RF IN
Q11
30 14 15 13
Q12
MW
MW
SW
RV42
SW
FM
TUNED
LEVEL
11 14 7 2 12
PLL
IC21
— 29 —
1 FM IN 23 22 MPX IN
FM DET OUT
FM/AM MPX SUB CARRIER
IC41
CT1701
AM
AM IF
AM MIX 2 4 AM IF DET 24
IFT41
OUT
X41
AM
10.7MHz
SD 12
STEREO 7
SUB CARRIER
FM
ADJ
9
RV41
DET TUNED 6
AM
TUNED
LEVEL
AM
10
SD
X42
450kHz
D41
D42 D43
X21
4.5MHz
8 1 24 13
CE 3
DI 4
CL 5
DO 6
HCD-D390/D790/G5500/XB33/XB44/XB50/XB60
OUT R 20 RCH
OUT L
21
POLAR/PILOT
SWITCH
IC1702
PEAK
POLAR
DECODER
12 LIN
IC1701
L1701
TP1701
2 7
IN L OUT 13 POLA LIN
3 POUT R OUT 6 R CH
C
9 11
SUB IN
20
18 17
10 9
RV1701
LEVEL TP1702
RV1702
VCO
SWITCH
Q1702
— 30 —
AMP
AMP
LPF 19
IN
17
OUT
L
L
14
L OUT
R OUT 4 R CH
A
A
ST-L
MAIN
SWITCH
Q1701 SECTION
(Page 31)
D1701
D1702
SWITCH
Q1703
D1703
70
STEREO
69
TUNED
72
MUTE
B
D1704
68
MAIN
ST-CE
SECTION
67
COM-DIN
(Page 32)
65
COM-CLK
66
COM-DATA
• R CH: Same as L ch
• SIGNAL PATH
: FM
: AM