Block Diagram - Tuner Section - Sony HCD-EH10 Service Manual

7-2. BLOCK DIAGRAM – TUNER Section –
CNP802
ANTENNA
FM/AM
BAND-PASS
1
FILTER 36 FMRF-IN
BPF801
L851
AM-RF
AM
TRACKING
3
1 AMRF-IN
D851
L852
AM-LO
AM VT
VOLTAGE
31 AM-OSC
L804
FM-RF
FM
TRACKING
34 FMRF-OUT
L805
FM-LO
FM VT
VOLTAGE
32 FM-OSC
VM +9V
L806
FM-DET
FM
DETECTOR
11 FM-DET
HCD-EH10
(AEP, UK, East European, Russian)
FM MIX
CF801 CF802
FM-MIX 3 AMP 8 FMIF-IN
Q803
(US, Canadian, Singapore)
L803
AM-IFT
CF803
AM-MIX 5
7 AMIF-IN
VM +9V REGULATOR
Q862
BO2 30
BO1 29
19 20 16 18 17 15 25
X801
75kHz
57 33 56 55 39
SYSTEM CONTROLLER
IC701 (2/3)
FMDET-OUT 23 22 MPX-IN
AMDET-OUT 24
FM/AM TUNER,
FM/AM PLL
IC801
(AEP, UK, East European, Russian)
+4V
DET AMP
RDS +4V
Q861
4
10 TEST
RDS DECODER
IC861
2 16 13 14
X861
4.332MHz
27 45
15 15
TUNER
(Page 16)
C
L-OUT 12
R-OUT 13 R-CH
• R-ch is omitted due to same as L-ch.
• SIGNAL PATH
: FM
: AM
HCD-EH10
Ver. 1.3