Schematic Diagram - Main Section (3/3) - Sony HCD-EH10 Service Manual

7-9. SCHEMATIC DIAGRAM – MAIN Section (3/3) –
(3/3)
L851
AM-RF
JR801
CNP802
3P
ANTENNA D813
1PS226
FM/AM
BPF801
D812
1PS226
CF801
JR803
0
R825
470
R831
220
HCD-EH10
• See page 17 for Waveforms. • See page 26 for IC Block Diagrams.
D851
SVC347A C855
470p
L852
AM-LO
JW821
R809 R811 R812
1k (VT) 4.7k 470
R851 R808 R807
22k 10k 100k C834
D803 220
SVC230 10V
R804 R805
0 100k
D802
C804 SVC230 C809 C819 R802
0.1 0.1 1000p 10
C820 R850
1000p 2.2k
C817
C806 0.1
1000p C822
470p
R806 L805
R803 L804 0
FM-LO
10 C816 C807
FM-RF
D815 0.22 2200p
1PS226
R813
10k
C841
C803 C802 22
0.01 0.1 50V
C818 R801 R815
0 2.2k 4.7k
FM/AM TUNER,
FM/AM PLL
IC801
LV23003VA
R810
1M
JR802
0
R826 C873
100 2p
C814 R821
C813
0.1 220 R848
220
1k
10V
C831 R822
R824 R823 CF802 0.47 2.2k
2.2k 100
C832
0.47
CF803
Q803
2SC5477
FM MIX AMP
L803
R828 C812
AM-IFT
22 0.1
R839 R814
100 100
C840
0.47
Q801
2SC3052F
C821 R849 R817 R816 +3.1V REGULATOR
0.047 22k 10k 10k
C823 X801
18p 75KHz
C838
0.1
R818 C824
47k 18p
R830
47k
R863
22k
Q802
2SC3052F
+5V REGULATOR
C839
0.1
R841
C801 100
100 16V
R835
4.7k
R834
R846
22k
2.2k
C825
1
C828 C827 C826 R819 R820
100p 100p 100p 47k 10k
R833 R836
10k 10k L806
R840
22k
FM DET
C829 C830 C848 C847
0.01 0.01 2200p 2200p
23 23
R862 C868
470 68p
R865
10k
JR861
0
C865
R871 22
220k 50V
R861
10k
R827 R864
100 10k
R870
C864 470k
C863
470p
22
Q861
50V
2SC3052F
DET AMP
R829 R842
100k 47k
Q862
R866
2SC3052F
10k
+4V REGULATOR
R844 R845 R847
10 22 22
JW805
(GND)
C800
0.1
JW403
C835 R837 R859
0.22 1k (TUNER OUT L-ch) 1k
C836 R838 JW402 R860
0.22 1k 1k
(TUNER OUT R-ch)
Refer to SUPPLEMENT-1 for the MAIN section of printed
wiring boards and schematic diagrams of US, Canadian,
Singapore, Taiwan, Korean and Australian models.
When repairing the set of AEP, UK, East European and Russian,
refer to either of original service manual/SUPPLEMENT-1
according to the set.
HCD-EH10
Ver. 1.4
R857
22k
C869
47p
C862
0.1
RDS DECODER
IC861
PT2579SN
C866
470p
R856
C861 22k
0.1
C867
470p
R874
100k
R869
10k
R875
100k
R872
220
R868
10k
R876
RDS-CLK
47k
RDS-DO
TU-ANSD
TU-DO
TU-CLK
TU-DI
(Page
TU-CE
21)
VM9V
TU-L
TU-GND
TU-R
EMC-GND
JW148
(Page
(GND)
22)