![background image](http://html.mh-extra.com/html/sony/hcd-gr5/hcd-gr5_service-manual_420711020.webp)
TM1
ANTENNA
FM 75
Ω
AM
ANT IN
IF OUT
F OUT
VT
FE1
FM FRONT END
ST +10V
IF AMP
Q1,2
IF AMP
Q3,4
CF1
10.7MHz
CF3
10.7MHz
1 FM IN
4
27
19
9
15
10
REG
29 AM OSC
AM RF IN
FM
FM OSC
PD1
MW
RV42
FM
TUNED
LEVEL
3
4
5
6
30
14 15 11
FM SD
AM / FM
VCO STOP
IF BUFF
MUTE
23
9
5
13
12
2
AM
SD
AM
SD
AM MIX
AM IF
IFT41
X42
450KHz
X43
456KHz
X41
10.7MHz
AM
TUNED
LEVEL
RV41
AMP IN L
AMP OUT L
MPX IN
OUT L
OUT R
AM / FM
8
7
STEREO
TUNED
STEREO
TUNED
LPF
RCH
FM / AM MPX
IC41
24
22
20
21
18
16
14
11
7
2 12
8
1 24
AM OSC
FM
MW
VCO STOP
FM/AM IF
IF REQ
X IN
X OUT
CE
DI
CL
DO
MUTE
ST-CE
COM-DIN
COM-CLK
COM-DATA
A
MAIN
SECTION
(Page 19)
PLL
IC21
Q5
X21
4.5MHz
•
R CH:Same as L CH
•
SIGNAL PATH
:FM
:AM
:SW
AM IF
DET
VCO
2
3
13 4 12 11
14
5 15
9
7
10
Q12
MW
SWITCH
Q14
SW
SWITCH
Q13
MW
SWITCH
Q10
SW
SWITCH
MW SWITCH
Q9
FE2
MW FRONTEND
Q8
T1
T2
CV1
CV2
D1
SW TRACKING
SW OSC
VOLTAGE
ST L
STEREO
TUNED
MUTE
ST-CE
COM-DIN
COM-CLK
COM-DATA
TM1
ANTENNA
FM 75
Ω
COAXIAL
AM
ANT IN
IF OUT
F OUT
VT
FE1
FM FRONT END
ST +10V
IF AMP
Q1,2
IF AMP
Q3,4
CF1
10.7MHz
CF2
10.7MHz
CF3
10.7MHz
1
FM IN
5
3
2
26 25 24 23
22
21 20
17
16
15
14
13
12
4
27
6
Q12
MW SW
Q14
LW SW
Q13
MW SW
Q11
MW SW
9
11
19
15
10
LW SW
Q9
REG
29 AM OSC
AM RF IN
FM
FM OSC
PD1
MW
MW
RV42
FM
TUNING
LEVEL
3
4
5
6
30
14 15 11
FM SD
AM / FM
VCO STOP
IF BUFF MUTE
23
9
5
13
12
2
AM
SD
AM
SD
AM MIX
AM IF
IFT41
X42
450KHz
X43
456KHz
X41
10.7MHz
AM
TUNED
LEVEL
RV41
AMP IN L
AMP OUT L
MPX IN
OUT L
OUT R
AM / FM
8
7
STEREO
TUNED
LPF
RCH
FM / AM MPX
IC41
24
22
20
21
18
16
14
7
2 12
8
1 24
AM OSC
FM
VCO STOP
FM / AM IF
IF REQ
X IN
X OUT
CE
DI
CL
DO
A
MAIN
SECTION
(page 19)
PLL
IC21
FE2
MW / LW FRONTEND
•
R CH :Same as L CH
•
SIGNAL PATH
:FM
:MW
:LW
X21
4.5MHz
AM IF
DET
VCO
Q5
G MODEL
G
MODEL
AEP,UK,EE MODEL
AEP,UK,EE MODEL
EE MODEL
AEP,UK,G MODEL
ST L
Abbreviation
G
EE
:German model
:East European model
— TUNER SECTION —
(AEP,UK,German,East European MODEL)
— TUNER SECTION — (Tourist MODEL)
– 21 –
– 22 –
HCD-GR5/RX50