Sony HCD-GR3/RX30 Service Manual
HCD-GR3/RX30
Q
Q
3
7
6
3
1
5
1
5
0
SERVICE MANUAL
TEL 13942296513 QQ 376315150 892498299
HCD-GR3/RX30 is the tuner, deck, CD and amplifier section in MHC-GR3/RX30.
Dolby noise reduction manufactured under license
from Dolby Laboratories Licensing Corporation.
“DOLBY” and the double-D symbol a are trademarks of Dolby Laboratories Licensing Corporation.
* Manufactured under license from Dolby Laborato-
ries Licensing Corporation. “Dolby”, the double-D
symbol a are “Pro Logic” are trademarks of Dolby
TEL
13942296513
Laboratories Licensing Corporation.
Photo: HCD-RX30
Model Name Using Similar Mechanism HCD-H991AV
CD
SECTION
TAPE
DECK
SECTION
Q
SPECIFICATIONS
CD Mechanism Type CDM38-5BD19FK
Base Unit Type BU-5BD19
Optical Pick-up Type KSS-213B/K-N
Model Name Using Similar Mechanism HCD-D270/G3100/N255
Tape Transport Mechanism Type TCM-YSW47C24
3
Q
7
8
6
3
9
1
5
2
1
5
4
9
8
2
US Model
Canadian Model
AEP Model
UK Model
E Model
Australian Model
8
9
4
2
9
8
0
9
HCD-RX30
HCD-GR3
9
9
2
9
TEL 13942296513 QQ 376315150 892498299
CD player section
System Compact disc and digital
audio system
Laser Semiconductor laser
Laser output Max. 44.6µ W*
* This output is the value
measured at a distance of
200 mm from the
objective lens surface on
the Optical Pick-up Block
with 7 mm aperture.
Wavelength 780 – 790 nm
Tuner section
FM stereo, FM/AM superheterodyne
tuner
FM tuner section
Tuning range 87.5 – 108.0 MHz
Antenna FM lead antenna
Antenna terminals
75 ohm unbalanced
Intermediate frequency
10.7 MHz
AM tuner section
Tuning range
US, Canadian models:
AM: 531 – 1,710 kHz (with the
tuning interval set at 9 kHz)
530 – 1,710 kHz
(with the tuning interval set
at 10 kHz)
German models:
AM: 531 – 1,602 kHz (with the
interval set at 9 kHz)
COMPACT DISC DECK RECEIVER
AEP, UK, East European models:
MW: 531 – 1,602 kHz (with the
interval set at 9 kHz)
LW: 153 – 279 kHz (with the
interval set at 3 kHz)
Other models:
AM: 531 – 1,602 kHz (with the
tuning interval set at 9 kHz)
530 – 1,710 kHz (with the
tuning interval set at 10 kHz)
Antenna AM loop antenna,
Externalantenna terminals
Intermediate frequency
450 kHz
Amplifier section
US, Canadian models:
Continuous RMS power output
60W+60W (6 ohms at
1 kHz, 5% THD)
— Continued on next page —
w
w
MICROFILM
w
.
xia
o
y
u
1
6
3
— 1 —
.
c
o
m
6-2. BLOCK DIAGRAMS
— TUNER SECTION — (RX30: AEP, UK, G, EE MODEL)
1
FM
ST +10V
ANT IN
F OUT
FM OSC
Q5
VT
3
191510
PD1
7
FM FRONT END
9
9
MW
6
FE1
IF OUT
AEP, UK, EE MODEL
6
5
3
2
4
Q14
LW SW
Q13
MW
SW
3
CF1
10.7MHz
MW/LW FRONTEND
26 25 24 23 22 21
2
2
Q12
MW
SW
AEP, UK, EE MODEL
Q
Q
3
TEL 13942296513 QQ 376315150 892498299
TM1
ANTENNA
FM 75Ω
COAXIAL
AM
G
MODEL
T
E
L
09
FE2
9
20
PLL
IC21
6
IF AMP
Q1, 2
1
5
10.7MHz
12
13
14
15
16
17
1
5
CF2
LW SW
Q11
MW
SW
Q9
3
11
MW
IF AMP
Q3, 4
G MODEL
RV42
FM
TUNED
LEVEL
1
4
REG
29
AM OSC
27
AM RF IN
30 14
10.7MHz
FM SD
AM OSC
CF3
7
5
VCO STOP
AM/FM
15
2
FM
VCO STOP
11
1214
AM MIX
MUTE
IF BUFF
8
IF REQ
FM/AM IF
1 FM IN
FM/AM MPX
IC41
2
AM
12
SD
AM
13
SD
0
RV41
AM
TUNED
LEVEL
X42
450kHz
1 24
X IN
AM IF
IFT1
Q
4.5MHz
X OUT
10.7MHz
X21
X41
Q
X43
456kHz
24 22
AM/FM
5
AM IF
ST LED
9
DET
VCO
23
8
TU LED
7
3
3 ST-CE
CE
4
DI
5
CL
DO
6
7
MPX IN
6
8
OUT L
OUT R
ST L
RDS SIG
STEREO
TUNED
3
MUTE
COM-DIN
COM-CLK
COM-DATA
20
21
1
(Page 23)
9
LPF
18
AMP IN L
RCH
• R CH: Same as L ch
• SIGNAL PATH
: FM
: MW
: LW
• Abbreviation
1
5
G: German model.
EE : East European model.
A
MAIN
SECTION
2
L16
5
0
4
8
9
9
2
8
4
9
HCD-GR3/RX30
2
2
8
9
9
9
TEL 13942296513 QQ 376315150 892498299
9
w
w
w
.
x
i
— 17 —
a
o
y
u
1
6
3
.
c
o
m
— 18 —
HCD-GR3/RX30
— DECK SECTION —
R CH
R CH
1
7
IC301
IC302
1
3
R
P
4
REC/PB
RV304
RECORD
BIAS
3
+MTR
PLAYBACK
RV302
PLAYBACK
LEVEL
DECK B
9
RV380
TAPE SPEED
RV301
LEVEL
DECK A
REC BIAS
4
6
2
Q380
– MTR
3
2
3
13
BIAS OSC
T350,Q351, 352
2
(REC)
M
S1
S2
S4
S5
S7
L
R
L
R
X
L
H
L
3
IC304
ERASE BIAS
– MTR
Q
Q
TEL 13942296513 QQ 376315150 892498299
HP901
PB HEAD
(DECK A)
HRP901
REC/PB HEAD
(DECK B)
HE901
ERASE HEAD
T
E
+
M901
REEL/
CAPSTAN
–
(MOTOR)
DECK A
(PLAY)
(MOTOR)
DECK B
(PLAY)
09
A/B
A IN
BIN
HEAD AMP
IC303
EQ OUT
A +7.5V
9
POWER ON/OFF
SWITCH
Q381, 382
Q353, 354
6
1
EQ IN
5
414
11
ABO
1
5
RV303
REC LEVEL
C IN
70
120
3
5
DECK A
S3
TYPE2
15
10
1
DECK B
S6
TYPE 2
17
120/70
DOLBY NR
REC OUT
B OUT
27
—
A 7.5V
BIAS SW
CROM
28 29
PAS
DOL
DOLBY
TYPE B
NORM
5
NR ON/OFF
20
0
PAS/DOL
PB OUT
PB
REC IN
BIAS ON/OFF
RM ON/OFF
Q
24
8
21
6
18
19
D452, 453
Q
Q301
MUTE
Q451
Q450
• SIGNAL PATH
:PB (DECK A)
:PB (DECK B)
:REC (DECK B)
7
3
6
8
A/B
DOLBY ON/OFF
PAS/DOL
PB L
LM ON/OFF
REC/PB
REC L
BIAS ON/OFF
RM ON/OFF
RELAY REC/PB
3
POWER ON/OFF
A STOP/PLAY
B STOP/PLAY
B REC
1
9
5
B
MAIN
SECTION
(Page 23)
1
2
5
0
4
8
9
9
2
8
4
9
2
8
2
9
9
9
TEL 13942296513 QQ 376315150 892498299
9
w
w
w
.
— 19 —
x
i
a
o
y
u
1
6
3
.
c
o
— 20 —
m
— CD SECTION —
Q
OPTICAL PICK-UP BLOCK
Q
DETECTOR
TEL 13942296513 QQ 376315150 892498299
LASER
DIODE
T
E
M102
SLED MOTOR
M101
SPINDLE
MOTOR
09
L
3
B+
K
E
A
D
A
D
C
B
C
B
F
26
M
•
27
1
M
•
2
FOCUS
COIL
1
7
10
TRACKING
COIL
3
2-AXIS
DEVICE
SLED/SPINDLE
MOTOR DRIVE
IC102 (2/2)
SLED MOTOR
DRIVE
SPINDLE MOTOR
DRIVE
1
4
2
5
6
9
4
6
RV102
FOCUS
GAIN
RV103
TRACKING
GAIN
LD DRIVE
Q101, 102
2
T+
T–
F–
F+
4
3
FOCUS/TRACKING SERVO.
EFM COMPARATOR
IC101 (1/2)
35
RF1
PD2
36
F
38
E
39
2
FEI
1
FEO
TEO
42
44
TEI
3334LD
PHD
X RESET
2
9
18
TRACKING
COIL DRIVE
17
FOCUS/TRACKING
COIL DRIVE
IC102 (1/2)
12
COIL DRIVE
11
IC101 (2/2)
SLO
FE BIAS
XRST
25
FOCUS
SLED
SERVO
RFO
C.OUT
SENS
FE-O
FE-M
TA-M
TAO
DATA
XLT
CLK
FOK
7
6
FGD
1
31
23
24
37
6
7
12
13
21
20
19
25
4
5
141625
SL+
19
9
FOCUS
BIAS
1
5
RV101
B+
3
14
55
54
FOCUS SW
Q103
1
RF
CNIN
SEIN
DATAO
XLTO
5
CLKO
MDP
3 156 57 59 64 51 52 53 43 46 47 49 50
0
DIGITAL SIGNAL PROCESSOR,
CLV SERVO
IC103
Q
DATA
XLAT
CLOK
M701
TURN
MOTOR
M801
SLIDE
MOTOR
FOK
XLON
Q
3
M
M
SCOR
SQSO
39 34
DOUT
SQCK
SENS
6
7
7
OUT1
2
OUT2
4
OUT2
7
OUT1
8
3
TURN
MOTOR DRIVER
IC701
SLIDE
MOTOR DRIVER
IC801
XRST
XTAI
PCMD
1
IN1
IN2
RIN
FIN
LRCK
BCLK
10
9
21
20
22
5
S801
OPEN/CLOSE
DET
3
6
2
2
1
3
1
4
DATA
LRCK
BCLK
TABLE
SENSOR
IC702
DISC
SENSOR
IC703
ROTARY
ENCODER
S811
2
5 • 6
XTI
CKO
L OUT
R OUT
DATA
MLAT
26 28 27
5
16.9344MHz
•
XTO
CLOK
0
Q701
X101
4
16
13
DIGITAL FILTER
D/A CONVERTER
IC104
L-CH
R-CH
CD CLK
CD DATA
DF LAT
SCOR
SQ DATA
SQ CLK
SENS
FOCUS SW
XRST
X LAT
8
T. SENS
DISC SENS
ENC 1
ENC 2
ENC 3
OPEN
TBL.L
TBL.R
LOAD IN
LOAD OUT
9
9
8
C
MAIN
SECTION
(Page 23)
2
• R CH: Same as L ch
• SIGNAL PATH
: CD
4
9
HCD-GR3/RX30
2
2
8
9
9
9
TEL 13942296513 QQ 376315150 892498299
9
w
w
w
.
x
i
— 21 —
a
o
y
u
1
6
3
.
c
o
m
— 22 —
HCD-GR3/RX30
— MAIN SECTION —
1
V
TC
ST
CD
7
FUNCTION SWITCH
IC802
1
2
4
5 9
B
A
INH
55
TC RELAY
80
TC A
82
BIAS OFF
83
REC MUTE
84
NR OFF
85
PB
86
PASS AMP/DOLBY
87
LINE MUTE ON
11
180 A PLAY
12
180 B PLAY
180 B REC
13
73
COM DATA
71
3
9
COM CLK
72
COM DIN
93
STEREO
TUNED
94
95
ST CE
10
ST MUTE ON
54
DISC SENS
23
TBL L
24
TBL R
SCOR
25
26
TBL SENS
29
DF LAT
30
SENS
31
XRST
38
CD CLK
40
CD DATA
43
FOCUS SW
44
SQ CLK
45
SQ DATA
46
X LAT
OUT-SW-OPEN
20
ENCODER-0
17
ENCODER-1
18
ENCODER-2
19
21
LOAD IN
22
LOAD OUT
3
10
6
4
6
69
71
29
28
30
2
3
MICON
INTERFACE
32 33
CK
62427 LAT
2
MASTER CONTROL
IC701
Q
TEL 13942296513 QQ 376315150 892498299
(Page 20)
(Page 18)
(Page 22)
B
DECK
SECTION
A
TUNER
SECTION
C
CD
SECTION
Q
POWER ON/OFF
RELAY REC/PB
BIAS ON/OFF
DOLBY ON/OFF
A STOP / PLAY
B STOP / PLAY
B STOP / REC
T
09
J801
VIDEO
IN
L
REC L
RM ON/OFF
REC/PB
PASS/DOL
LM ON/OFF
COM DIN
E
COM CLK
COM DATA
STEREO
TUNED
ST CE
MUTE
DISC SENS
TBL. L
TBL. R
SCOR
T. SENS
DF LAT
SENS
X RST
CD CLK
CD DATA
FOCUS SW
SQ CLK
SQ DATA
X LAT
OPEN
ENC-1
ENC-2
ENC-3
LOAD IN
LOAD OUT
PB L
A / B
ST L
L CH
3
L
1
65 64 45 44 43 42 38
34
DA
LATCH
62
9
6
POWER ON
DBFB HIGH
MUTE
GM REQ
MG CLK
GM DATA
MG DATA
MG RDY
5
RESET
AC CUT
XOUT
XOUT
CD POWER
1
XIN
XIN
5
REC 2A
62
67
77
70
34
35
36
37
32
4
3
8
2
3
5
6
68
EQ
D705
32KHz
SWITCH
X701
10MHz
X702
RESET
Q701
RESET
IC702
+5.6V
1
+
EQUALIZER / VOLUME
X501
5MHz
5
IC901
13
REM GM
CLK MG
14
DATA GM
15
16
DATA MG
46
RDY MG
17
RESET
34
35X1X2
SEG1 — SEG 22
53 - 70 • 72 - 75
FLUORESCENT INDICATOR TUBE
0
+
Q
GRAPHIC CONTROL
IC501
GR1 — GR12
1 - 7 • 76-80
FL501
BB22
40 41
DBFB
SWITCH
Q901
Q
LED SELECT
BB12
LED11
LED13
LED10
SIRCS IN
VOL IN A
VOL IN B
KEY IN4
KEY IN1
LED7
LED4
LED1
GR3/RX30 : US, CND
Rch
T1001
POWER
2
J802
9
SUPER
WOOFER
TM1201
SPEAKER
J501
PHONES
9
VOLTAGE
SELECTOR
S1601
GR3 : E, AR
9
+
–
9
AC
IN
TEL 13942296513 QQ 376315150 892498299
RELAY
DRIVE
Q1202,1203
HP / SP
SWITCHING
Q1207
9
2
+B
• Rch : Same as Lch
• Signal path
: FM
: CD
: PB
: REC
• Abbreviation
CND : Canadian model.
AR : Argentine model.
8
TRANSFORMER
Q1204
Rch
0
+7.5V
CD +7V
–7.5V
ST +10V
+5V
–25V
4
2
1
+7V REG
+7V REG
+5V REG
+10V REG
–25V REG
8
IC1003
IC1002
IC1001
–7V REG
IC1004
Q1011
Q1006
9
RY1201
6
PROTECTOR
IC1202
7
PROTECTOR
SWITCH
Q1205
9
+B
–B
4
2
D1024 - 1027
RECT
D1001
RECT
D1013, 1014
RECT
D1003
RECT
8
4
VF
OVER LOAD
DET
Q1201
LED SWITCH
LED SWITCH
Q522
Q521
1
D706
D1017
+5V REG
Q1001,1002
2
Rch
5
IC1201
MUTE
Q1206
578,
580-583
LED
IC502
S550
KEY
9
6
Rch
5
1
+5.6V
+5V
D +5V
D +5V
(CD)
8
POWER AMP
1 10
MUTE
Q954
MUTE
SWITCH
Q820
FEED
BACK
Q902
LED
51
SWITCH
Q601-603
49
9
•
10
•
LED
36
SWITCH
•
•
37
Q501-504
•
507-510
40
43
7
3
19
47
44
12
25
28
VF
6
D605,615,625
D548-556,
3
CONTROL
Q520,530
REMOTE
CONTROL
RECEIVER
VOLUME
ROTARY
ENCODER
MATRIX
w
w
w
.
— 23 —
x
i
a
o
y
u
1
6
3
.
c
o
— 24 —
m
Q
TEL 13942296513 QQ 376315150 892498299
Q
3
7
6
3
1
5
1
5
0
8
9
2
4
9
8
2
9
9
TEL 13942296513 QQ 376315150 892498299
T
E
L
1
3
9
4
2
2
9
6
5
1
3
Q
Q
3
7
6
3
1
5
1
5
0
8
9
2
4
9
8
2
9
9
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Loading...