Sony HCD-DX10 / HCD-RG20 / HCD-RG30T / HCD-RG4SR / MHC-DX10 / MHC-RG20 / MHC-RG30T / MHC-RG4SR Service Manual ▷ View online
17
17
HCD-DX10/RG4SR/RG20/RG30T
MAIN SECTION
: FM
: CD
• Signal Path
• R-CH is omitted due to same as L-CH
: PB (DECK A)
: PB (DECK B)
: REC (DECK B)
R-CH
BIAS
OSC
Q214
A
TUNER
SECTION
B
CD
SECTION
LOUT
L-CH
AUDIO SOUND
PROCESSOR
IC301
B1
7
A1
5
17
OUT1
MUTE
Q316
MUTE
CONT
CONT
Q803,804
POWER
AMP
IC501
1
12
6
MUTE
CONT
CONT
Q503,504
MUTE
Q306
MUTE
CONT
CONT
Q305
OVER LOAD
DETECTOR
Q501
RG30T/RG4SR
D502
PROTECT
DETECTOR
Q308,309
PROTECT
CONT
Q311
PROTECT
SWITCH
Q312
RELAY
DRIVE
DRIVE
Q314,315
RL1
JK601
PHONES
R CH
R CH
FAN
(M961)
FAN
DRIVE
Q850,851
L
R
JK310
SPEAKER
R CH
L
R
JK311
SURROUND SPK
OUTPUT
28
PHOTO SENSOR B
27
PHOTO SENSOR A
66
TAPE MODE SW B
65
TAPE MODE SW A
26
TAPE B HALF
25
TAPE A HALF
A TRIG
DRIVE
CAP MOTOR
DRIVE
Q605,608
Q604,607
B TRIG
DRIVE
Q603,606
TAPE SOL A
81
TAPE SOL B
82
MECHA VCC
80
MOTOR H
16
TAPE REC
IC601(2/2)
MASTER CONTROL
22
SPEANA IN L
87
TAPE REC MUTE
24
AMS IN
76
SYSTEM MUTE OUT
78
STK MUTE
XTAL 6.0MHZ
XTAL 6.0MHZ
6MHz
X601
FLOURESCENT
INDICATOR TUBE
VF
VF
FUCTION
KEY
VR601
VOLUME
FLD601
S601-609
T911
MAIN TRANS
-30V
REG
+5V
REG
Q911
D541
D811
+B
-B
POWER
AMP
D801-804
EVER +5.6V
VF
VF
D902-905
AC
IN
IN
RELAY
DRIVE
DRIVE
Q901
IC901
T901
SUB TRANS
1
2
3
+5.6V
REG
1
3
RY901
+12V
REG
1
3
+9V
REG
1
3
CD POWER
SWITCH
+5V
REG
1
3
IC804
Q801,802
IC803
IC802
IC801
CD +5V
TU +B
TU +12V
TC +12V
CD +7V
D812-815
POW SAVE
83
RESET
12
Q602
Q601
L251
BIAS
BIAS
67
TAPE FWD REC SW B
PLAY/REC
CONTROL
Q209
PLAY/REC
SWITCH
Q210,213
BIAS
SWITCH
Q211,212
SWITCH
Q203,205
88
TAPE BIAS
PB/REQ EQ AMP
IC201
CH1/A
1
REC OUT
9
5
PRE OUT
Q201
MUTE
CH1/B
2
11
REC IN
6
MIX OUT
91
TAPE A/B
19
TAPE A/B
Q320,321
AMS
Q207
MUTE
Q215
MUTE
79
TAPE MUTE OUT (PB)
VIDEO
OUT
VIDEO
R
INPUT
AUDIO
JK602
JK603
SC
13
C1
9
SI
14
1
MN1
94
BD3871 DATA/LATCH
16
OUT2
R-CH
MUTE
Q581
OVER HEAT
DETECTOR
Q582,583
TH501
FAN ON
SWITCH
Q584
MOTOR L
SFR601
Q651
75
SPK RELY ON
S901
220/230
240
120
JW5
JW6
JW7
JW3
JW2
JW4
JW1
VOLTAGE
SELECTOR
DX10:MY,SP,
TW,E2,
E3,E51
DX10:MX,MY,SP,
TW,E2,E3,E51
DX10:AR,AUS/RG20
/RG30T/RG4SR
/RG30T/RG4SR
DX10:MX/RG20:US,CND
/RG30T/RG4SR
/RG30T/RG4SR
RG20:AEP,UK
DX10:AR,AUS
1
CD ON/OFF
FAN +B
D543
D542
D809 -810
RESET
RESET
SWITCH
POWER DOWN IN
11
D602
REMOTE IN
29
RM601
D311
D852
RG30T,RG4SR
R-CH
ERASE
HEAD
REC/PB
HEAD
R-CH
PB
HEAD
DECK-B
DECK-A
A HALF
B HALF
A MODE
B MODE
REC(FWD)
A PHOTO
SENSOR
B PHOTO
SENSOR
MECHA DECK
B SOL
A SOL
CAP M+
L
GAME
C
TUNER
SECTION
DO,CLK
R-CH
17
86
4
SEL1
BUFFER
Q303
3
1
IC302
CLK
LED
DRIVER
IC602
2
16
13
1
3
LED602-609
DO
CLK
92
BU2114 LATCH
M +9V
µ
COM +B
D601
LED +5.6V
-VP
KEY INPUT0
19
FUCTION
KEY
S612-620
KEY INPUT1
20
FUCTION
KEY
S623-629
KEY INPUT2
21
3
1
VR ENCODER A
13
VR ENCODER B
14
LED
DRIVER
POWER SW
84
LED601
(POWER)
39 33
47
50
52
63
40
45 .
.
1G 10G
P1
P22
RG4SR
DX10:MX
REMOTE
18
18
HCD-DX10/RG4SR/RG20/RG30T
5-3. PRINTED WIRING BOARD CD SECTION
IC751
IC731
IC781
OPTICAL
PICK-UP
PICK-UP
(KSM-213D)
BLOCK
TO
DRIVER BOARD
CN701
(Page 25)
DRIVER BOARD
CN701
(Page 25)
TO
MAIN BOARD
CN704
(Page 20)
MAIN BOARD
CN704
(Page 20)
TO
PANEL BOARD
CN602
(Page 26)
PANEL BOARD
CN602
(Page 26)
A
F
G
1
1
10
7
6
1
1
6
M
M
+
-
+
-
SLED
MOTOR
MOTOR
SPINDLE
MOTOR
MOTOR
1
2
15
16
1
16
17
32
33
48
49
64
1
16
17
32
33
48
49
64
1
2
19
CD BOARD
SPDL BOARD
1
14
28
15
E
E
E
E
E
E
E
(LIMIT SW)
1-682-124-
11
RG20: AEP, UK
1
2
A
B
C
D
E
F
3
4
5
6
7
8
9
10
11
• See page 15 for Circuit Boards Location.
Ref. No.
Location
D730
C-4
D731
E-7
D732
F-4
D733
D-3
D734
F-3
D735
D-3
D736
D-3
IC731
D-6
IC751
E-4
IC781
B-6
Q731
E-6
Q771
C-3
Q772
C-3
Q773
C-4
Q774
C-3
Q775
B-7
• Semiconductor
Location
Ver 1.2 2003.11
19
19
HCD-DX10/RG4SR/RG20/RG30T
5-4. SCHEMATIC DIAGRAM CD SECTION
• See page 15 for Waveform. • See page 31, 32 for IC Block Diagrams. • See page 25 for printed wiring boards of ADDRESS SENSOR, DRIVER and MOTOR boards.
1
0
0
0
0.1
0.1
0.1
0
0
0
0
0
0
0
0
0
4.8
2.4
4.8
1.9
0
0
0
0
0
0
0
0
0
4.8
4.7
4.5
4.5
4.7
0
1.9
1.9
2
2
2.3
4.8
4.8
4.8
0.1
2.3
4.8
4.8
4.8
0
0.8
0
0
6.9
6.9
0.1
0.1
3.7
0.2
4.9
0.8
0
3.1
3.1
3.1
3.1
3.1
3.1
2.4
2.4
6.9
6.9
2.4
3.1
3.1
2.4
2.4
2.4
0
4.2
4.2
0.2
0
4.2
2.2
0.9
0.9
2.4
2.4
4.8
0
0
4.8
4.8
2.4
0
2.5
2.5
2.5
2.4
2.4
1.5
0
0
0
0
0
2.3
2.3
2.3
2.4
2.4
2.4
2.4
2.4
2.4
2.4 2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
4.8
4.8
0
0.1
4.8
CN732
CN01
CN731
CN102
CN733
CN734
CN722
CN711
CN721
CN702
CN701
CN735
CD BOARD
SPDL
BOARD
MOTOR BOARD
ADDRESS SENSOR BOARD
DRIVER BOARD
OPTICAL PICK-UP
BLOCK
(KSM-213D)
0.1
SG-264
IC711
TBL ADDRESS SENSOR
IC701
MOTOR DRIVE
TURN
MAIN BOARD
PANEL BOARD
CN602
(Page 27)
TO
TO
CN704
(Page 22)
(2/4)
0.0015
0.0015
Q771-774
MUTE
MUTE
0.022
0.022
0.022
0.1
0.1
0.1
0.001
0.01
0.1
0.0033
0
.0
04
7
0.47
0.01
0.1
0.33
0.068
0.1
0
.1
0.018
0.015
0.15
0.33
0.22
0.033
0.0027
0.1
0.022
0.022
IC751
DSP
0.1
0.1
0.1
0.022
IC781
FCS/TRK COIL
SL/SP MOTOR
DRIVER
SL/SP MOTOR
DRIVER
IC731
ASP
IC781
A
K
C
E
MM1469XH
IC731
LA9241M
0.33
0.001
0.022
0.1
0.022
0.022
0.01
0.1
LED DRIVER
SWITCH
IC701
BA6956AN
IC751
LC78622NE
F
A
RG20: AEP, UK
IC B/D
IC B/D
IC B/D
IC B/D
Ver 1.2 2003.11
20
20
HCD-DX10/RG4SR/RG20/RG30T
IC 102
IC 101
IC 802
IC 803
IC 801
IC 804
IC 301
IC 302
IC 201
ANTENNA
L-CH
R-CH
DECK-B
RECORD/PLAYBACK
DECK-B
ERASE
L-CH
R-CH
DECK-A
PLAYBACK
TO
PANEL BOARD
CN603
(Page 26)
PANEL BOARD
CN603
(Page 26)
B
TO
PANEL BOARD
CN604
(Page 26)
PANEL BOARD
CN604
(Page 26)
D
1
30
1
8
1
8
1
12
24
13
TO
CD BOARD
CN734
(Page 18)
CD BOARD
CN734
(Page 18)
A
7
1
1
3
8
1
1
3
1
3
1
3
1
13
1
13
TO
POWER BOARD
CN503
(Page 28)
POWER BOARD
CN503
(Page 28)
C
TO
POWER BOARD
CN502
(Page 28)
POWER BOARD
CN502
(Page 28)
E
FM 75
AM
SURROUND SPK
OUT PUT
SPEAKER
M961
(FAN)
RG4SR/RG30T
RG4SR/RG30T
RG4SR
1
3
RG20:AEP,UK
RG20:AEP,UK
DX10
/RG20:US,CND
/RG20:US,CND
RG20:AEP,UK
RG20:AEP,UK
MAIN BOARD
NULL
FM TUNED
LEVEL
RV101
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
AM IF
1
2
A
B
C
D
E
F
G
H
I
J
K
L
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
5-5. PRINTED WIRING BOARD MAIN SECTION
• See page 15 for Circuit Boards Location.
Ref. No.
Location
• Semiconductor Location
Ref. No.
Location
D103
D-12
D105
C-11
D111
F-14
D112
F-14
D202
H-5
D203
I-7
D204
J-7
D205
J-7
D304
D-7
D309
I-13
D310
H-11
D311
G-12
D312
D-4
D313
D-4
D315
I-14
D316
J-14
D801
I-11
D802
I-12
D803
I-11
D804
I-12
D809
H-9
D810
H-9
D811
I-9
D812
I-12
D813
I-12
D814
I-12
D815
I-12
D851
H-14
D852
H-14
IC101
D-13
IC102
B-12
IC201
G-6
IC301
D-7
IC302
C-5
IC801
I-8
IC802
I-10
IC803
I-9
IC804
C-10
Q101
D-12
Q102
B-14
Q105
D-8
Q106
D-9
Q201
G-5
Q202
H-5
Q203
F-5
Q204
H-5
Q205
G-5
Q206
I-5
Q207
F-6
Q208
H-8
Q209
I-7
Q210
I-6
Q211
I-6
Q212
J-6
Q213
J-6
Q214
J-5
Q215
F-7
Q216
H-8
Q303
C-7
Q304
B-7
Q305
G-12
Q306
H-13
Q307
G-12
Q308
G-14
Q309
G-14
Q311
G-13
Q312
G-13
Q313
K-8
Q314
G-12
Q315
G-12
Q316
K-9
Q320
E-5
Q321
D-5
Q801
D-10
Q802
D-10
Q803
F-9
Q804
F-9
Q850
G-14
Q851
G-14
Click on the first or last page to see other HCD-DX10 / HCD-RG20 / HCD-RG30T / HCD-RG4SR / MHC-DX10 / MHC-RG20 / MHC-RG30T / MHC-RG4SR service manuals if exist.