Sony HCD-D390 Service Manual - Page 26

TUNER AEP, UK model

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HCD-D390/D790/G5500/XB33/XB44/XB50/XB60 - TUNER SECTION - (AEP, UK model) TM1 ANTENNA FM 75Ω COAXIAL AM ST +10V Q5 ANT IN FE1 FM FRONT END IF OUT CF1 10.7MHz IF AMP Q1, 2 CF2 10.7MHz IF AMP Q3, 4 CF3 10.7MHz 1 FM IN FM DET OUT 23 22 MPX IN OUT L 21 OUT R 20 AMP LPF 19 AMP IN L OUT 17 L RCH VT FE2 MW/LW FRONTEND 6 5 3 2 26 25 24 23 22 21 20 Q14 LW SW Q12 Q13 MW MW SW SW 10 17 9 MW VT1 FM PLL IC21 16 FM/AM MPX IC41 12 LW SW Q9 13 28 REG 14 15 16 17 Q11 MW SW 29 AM OSC 26 FM AFC 27 AM RF IN AM MIX 2 AM IF IFT41 4 AM IF AM SD 12 ADJ RV41 X41 10.7MHz 9 FM DET AM DET 24 OUT AM TUNED LEVEL STEREO 7 70 TUNED 6 69 OSC.BUFF FM SD ADJ AM/FM VCO STOP IF BUFF MUTE 30 14 15 13 AM SD 10 X42 450kHz RV42 72 FM TUNED D41 LEVEL IC1751 5 7 RDS DECODER IC1752 4 2 16 13 14 X1751 4.332MHz A ST L MAIN SECTION (Page 31) RDS INT RDS DATA F MAIN SECTION (Page 32) STEREO TUNED MUTE B MAIN SECTION (Page 32) MW AM OSC FM VCO STOP FM/AM IF XIN XOUT X21 4.5MHz 11 14 7 2 12 1 24 CE 3 DI 4 CL 5 DO 6 68 ST-CE 67 COM-DIN 65 COM-CLK 66 COM-DATA • R CH: Same as L ch • SIGNAL PATH : FM : AM - 27 - - 28 -

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HCD-D390/D790/G5500/XB33/XB44/XB50/XB60
— 27 —
— 28 —
– TUNER SECTION – (AEP, UK model)
TM1
AM
ANTENNA
FM 75
Ω
COAXIAL
ANT IN
ST +10V
Q5
VT
FE1
FM FRONT END
IF OUT
CF1
10.7MHz
IF AMP
Q1, 2
CF2
10.7MHz
IF AMP
Q3, 4
CF3
10.7MHz
1
FM IN
REG
FM/AM MPX
IC41
17
10
16
PLL
IC21
11
FM
TUNED
LEVEL
15
13
30
14
RV42
2
12
14
7
10
X42
450kHz
D41
FM SD
ADJ
OSC.BUFF
AM/FM
VCO STOP
IF BUFF
MUTE
AM
SD
AM
TUNED
LEVEL
12
RV41
2
AM IF
IFT41
4
9
AM IF
DET
STEREO
TUNED
7
6
X41
10.7MHz
MUTE
STEREO
TUNED
23
22
FM DET OUT
MPX IN
21
20
OUT L
OUT R
LPF
RCH
19
AMP IN L
AMP
OUT
L
17
ST L
4
5
3
ST-CE
COM-DIN
COM-CLK
COM-DATA
F
MAIN SECTION
CE
DI
CL
DO
1
24
X21
4.5MHz
AM MIX
AM
SD
6
28
5
2
15
17
16
14
12
13
29
26 25 24 23
22
21 20
9
LW SW
Q9
27
FE2
MW/LW FRONTEND
Q11
MW
SW
Q12
MW
SW
Q14
LW SW
Q13
MW
SW
AM OSC
AM RF IN
FM AFC
RDS DATA
RDS INT
(Page 32)
6
FM
VT1
MW
MW
AM OSC
FM
VCO STOP
FM/AM IF
XIN
XOUT
3
4
13
14
2
16
IC1751
RDS DECODER
IC1752
X1751
4.332MHz
5
7
FM
ADJ
26
24
AM
DET
OUT
68
67
65
66
• R CH: Same as L ch
• SIGNAL PATH
: FM
: AM
70
69
72
A
MAIN SECTION
(Page 31)
B
MAIN SECTION
(Page 32)