Read Sony HCD-C20 / HCD-G202 / MHC-C20 / MHC-G202 Service Manual online
— 15 —
— 16 —
5-2. BLOCK DIAGRAMS
— TUNER SECTION — (US, CND, E, MY, SP, MX, AUS MODELS)
— TUNER SECTION — (US, CND, E, MY, SP, MX, AUS MODELS)
HCD-C20/G202
FM
75 OHM
JK101
ANTENNA
L101
AM
1
6
3
8
RF IN
IF OUT
FM FRONT
END
IC101
MAX IN
OSC
T101
TC101,L102
FM TRACKING
D107
D106
FM OSC
AMP
Q102
L103
FM TUNING
VOLTAGE
TP2
VT
G
L104
L104,TC102
AM TRACKING
AM TUNING
VOLTAGE
FM TUNING
VOLTAGE
TP2
TC102
L.P.F
Q107,108
AM RF
AMP
Q106
21
1
24
X201
7.2MHz
17
Q105
B+
B+
19
L103
FM IF
AMP
Q101
1
FM IF
CF102
10.7MHz
CF101
10.7MHz
AM TUNING
VOLTAGE
L105
23
24
21
22
18
FM
TUNED
LEVEL
SFR101
6 10
7 15 16
12 13
20 11 12 13
14
2 3 4
AGC
CONT.
Q109
8
CF104
10.4MHz
17
CF105
19kHz
CF103
450kHz
16
18
IF
G
TP1
7
2
T102
4
DI
CLK
CE
MUTE
STEREO
DO
ST IND
14
AM IF
L OUT
TU L
FM DET
MPX VCO
MPX IN
AM/FM
ST IND
AM MIX
PL DET
PH DET
PH DET
SMET
AM/FM
TU LED
OSC
AFC
AM RF
OSC/FMSD
A
MAIN
SECTION
CE
DI
CLK
DO
ST/MONO
AM/FM
SD
H CTR
L CTR
SD/IN
AM IN
FM IN
FM B+
X OUT
X IN
PD 1
09
FM/AM MPX
IC102
• R CH is omitted
• Signal path
: FM
: AM
• Abbreviation
CND : Canadian model.
MY : Malaysia model.
SP
• Signal path
: FM
: AM
• Abbreviation
CND : Canadian model.
MY : Malaysia model.
SP
: Singapore model.
MX : Mexican model.
AUS : Australian model.
AUS : Australian model.
5
PLL
IC201
(Page 23)
Click on the first or last page to see other HCD-C20 / HCD-G202 / MHC-C20 / MHC-G202 service manuals if exist.