DOWNLOAD Sony HCD-DX10 / HCD-RG20 / HCD-RG30T / HCD-RG4SR / MHC-DX10 / MHC-RG20 / MHC-RG30T / MHC-RG4SR Service Manual ↓ Size: 4.84 MB | Pages: 52 in PDF or view online for FREE

Model
HCD-DX10 HCD-RG20 HCD-RG30T HCD-RG4SR MHC-DX10 MHC-RG20 MHC-RG30T MHC-RG4SR
Pages
52
Size
4.84 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
hcd-dx10-hcd-rg20-hcd-rg30t-hcd-rg4sr-mhc-dx10-mhc.pdf
Date
PREV: Sony SRF-59 (serv.man2) Service Manual

Sony HCD-DX10 / HCD-RG20 / HCD-RG30T / HCD-RG4SR / MHC-DX10 / MHC-RG20 / MHC-RG30T / MHC-RG4SR Service Manual ▷ View online

29
29
HCD-DX10/RG4SR/RG20/RG30T
5-14. PRINTED WIRING BOARD   TRANS SECTION
• See page 15 for Circuit Boards Location.
IC 901
TRANS BOARD
SUB TRANS BOARD
TO
POWER BOARD
CN501
(Page 28)
RG4SR/RG20:
US,CND/RG30T
RG20:
US,CND/RG30T
RG20:US,CND/RG30T
1
4
1
1
2
AC
IN
4
DX10:MX,AR,AUS/
RG4SR/RG20/RG30T
DX10:MX,AR,AUS/
RG4SR/RG20/RG30T
VOLTAGE
SELECTOR
1
2
A
B
C
D
E
F
G
H
I
J
K
3
4
5
6
7
8
9
10
11
12
13
14
MARKED MOUNT TABLE
MARKED MOUNT TABLE
JW1
JW2
JW3
JW4
JW5
JW6
JW7
DX10:AR,AUS/RG20/RG30T/RG4SR
DX10:MX
DX10:AR,AUS/RG20/RG30T/RG4SR
DX10:MX,MY,SP,TW,E2,E3,E51
DX10:MX/RG20:US,CND/RG30T/RG4SR
RG20:AEP,UK
DX10:AR,AUS
F917
F918
F919
F914
F920
T2AL/250V
T2.5AL/250V
T2AL/250V
T2.5AL/250V
T4AL/250V
4A/125V
5A/125V
6.3A/125V
T6.3AL/250V
6.3A/125V
DX10:AUS,MY,SP,TW,E2,E3,E51
DX10:MX,AR,AUS,MY,SP,TW,E2,E3,E51
RG20:AEP,UK
DX10:MY,SP,TW,E2,E3,E51
DX10:MX,MY,SP,TW,E2,E3,E51
DX10:AR
RG20:AEP,UK
RG20:US,CND
RG30T
RG4SR
RG4SR
4
3
2
5
6
7
1
120V
220-230V
240V
240V
220-230V
120V
S901 (VOLTAGE SELECTOR)
E
E
H
Ref. No.
Location
D911
D-10
D912
D-11
D913
E-12
Q911
E-12
• Semiconductor
Location
Ref. No.
Location
D901
G-6
D902
J-4
D903
J-4
D904
I-4
D905
J-4
IC901
K-5
Q901
I-5
• Semiconductor
Location
[TRANS BOARD]
[SUB TRANS  BOARD]
30
30
HCD-DX10/RG4SR/RG20/RG30T
5-15. SCHEMATIC DIAGRAM   TRANS SECTION
0.1
0.1
0.1
0
0
0
0.1
0
0
0
-39.5
11.5
11.5
0
0
0
0
0.6
0.1
38.8
39.5
39.5
37.5
-37.5
-36.8
-37.5
-37.5
39.5
0.2
-37.5
-25
-25.6
9.4
0.8
5.7
0.6
0
0
11.5
0.6
0
POWER BOARD
TRANS BOARD
SENSOR BOARD
SUB TRANS BOARD
IC501
IC901
+5.6V REG
POWER AMP
RELAY DRIVE
(2/2)
(1/2)
RG4SR/RG20:
US,CND/RG30T
VOLTAGE
SELECTOR
240V
220-230V
120V
120V
220-230V
240V
DX10:MX,AR,AUS/
RG4SR/RG20/RG30T
DX10:MY,SP,TW,E2,E3,E51
RG20:US,CND
RG30T
-30V REG
MTZJ-T-
77-27B
MTZJ-T-
77-6.5B
DX10:MX,AR,AUS/RG4SR/RG20/RG30T
DX10:MY,SP,TW,E2,E3,E51
MUTE CONT
MUTE CONT
MUTE
OVER LOAD
DETECTOR
OVER LOAD DETECTOR
DCT124ES
Q582,583  OVER HEAT DETECTOR
FAN ON
SWITCH
RG4SR/RG30T
RG30T/RG4SR
RG4SR/RG30T
RG20:AEP,UK
RG20:AEP,UK
TO
MAIN BOARD (4/4)
CN402
(Page 24)
TO
MAIN BOARD (3/4)
CN403
(Page 23)
IC501
C509
C559
C542
C592
R503
R553
R508
R510
R558
R560
DX10/RG20
STK402-070S
STK402-090S
22
µ
F  50V
22
µ
F  100V
2200
µ
F  50V
2200
µ
F  63V
2.2k
1.8k
0.22  2W
0.22  5W
RG30T
STK402-100S
22
µ
F  100V
2200
µ
F  63V
1.5k
0.22  5W
RG30T
MARKED MOUNT TABLE
MARKED MOUNT TABLE
MARKED MOUNT TABLE
JW1
JW2
JW3
JW4
JW5
JW6
JW7
DX10:AR,AUS/RG20/RG30T/RG4SR
DX10:MX
DX10:AR,AUS/RG20/RG30T/RG4SR
DX10:MX,MY,SP,TW,E2,E3,E51
DX10:MX/RG20:US,CND/RG30T/RG4SR
RG20:AEP,UK
DX10:AR,AUS
F917
F918
F919
F914
F920
T2AL/250V
T2.5AL/250V
T2AL/250V
T2.5AL/250V
T4AL/250V
4A/125V
5A/125V
6.3A/125V
T6.3AL/250V
6.3A/125V
DX10:AUS,MY,SP,TW,E2,E3,E51
DX10:MX,AR,AUS,MY,SP,TW,E2,E3,E51
RG20:AEP,UK
DX10:MY,SP,TW,E2,E3,E51
DX10:MX,MY,SP,TW,E2,E3,E51
DX10:AR
RG20:AEP,UK
RG20:US,CND
RG30T
RG4SR
RG4SR
C
E
31
HCD-DX10/RG4SR/RG20/RG30T
5-16. IC BLOCK DIAGRAMS
IC731   LA9241M (CD BOARD)
IC751   LC78622NE (CD BOARD)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
64
VCC1
LDS
LDD
BHI
PHI
LF2
VR
REFI
VCC2
FSS
DRF
CE
DAT
CL
CLK
DEF
FD-
FA
FA-
FE
FE-
SL-
SL+
AGND
SP
SPI
SPG
SP-
SPD
SLEQ
SLD
JP-
NC
TBC
FSC
DGND
SLI
SLC
RFS-
RFSM
CV+
CV-
SLOF
HFL
TES
TOFF
TGL
JP+
FIN2
FINI
E
F
TB
TE-
TE
TESI
SCI
TH
TA
TD-
TD
JR
TO
FD
62
61
60
59
55 54 53 52 51 50
49
48
47
46
45
44
43
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
42
58
57
56
RF DET
I / V
VCA
VCA
LSC
RF AMP
BAL
TE
T. SERVO & T. LOGIC
F. SERVO & F. LOGIC
SPINDLE SERVO
SLED SERVO
∝
-COM
INTERFACE
APC
REF
+ -
+
-
+
-
+
-
+ -
+ -
+ -
- +
+ -
63
15
HFL
16
TES
17
T
OFF
20
JP-
19
JP+
58
RES
18
TGL
34
PCCL
24
CONT1
25
CONT2
26
CONT3
27
CONT4
28
CONT5
29
EMPH/CONT6
48
EFLG
60
16M
61
4.2M
46
XVSS
52
FSX
45
XIN
44
XOUT
43
XVDD
39
R
VSS
41
R
VDD
42
MUTER/CONT8
40
RCHO
37
LCHO
35
MUTEL/CONT7
38
LVSS
36
LVDD
Servo
command
General-purpose
ports
Crystal oscillator system
Timing generation
L.P.F
1-bit DAC
54
RWC
56
COIN
57
CQCK
55
SQOUT
53
WRQ
63
CS
50
SFSY
47
SBSY
51
SBCK
49
PW
14
V/P
13
CLV-
12
CLV+
22
FSEQ
10
EFMIN
1
DEFI
Microprocessor
interface
Subcode
separation
QCRC
CLV digital
servo
Synchronization
detection
EFM demoduration
Slice level
control
8x oversampling
digital filters
Digital
attenuator
Digital
output
Bilingual
Interpolation
and muting
31 DOUT
30 C2F
C1 and C2 error detection
and correction
Flag processing
9
EFMO
VCO clock oscillator
Clock control
2k x 8-bit RAM
RAM address
generator
6
VVDD
4
VVSS
3
PDO
5
ISET
7
FR
21
PCK
2
TA
I
59
TST11
64
TEST1
11
TEST2
32
TEST3
33
TEST4
62
TEST5
23
VDD
8
VSS
32
HCD-DX10/RG4SR/RG20/RG30T
IC101   BA1450 (MAIN BOARD)
1
2
3
4
5
6
7
8
9
10
11
12
16
17
18
19
20
21
22
23
24
15
14
13
AM
OSC
AM
MIX
AM IF
FM
IF
FM
DET
AM
DET
SD
DET
AGC
LED
DRIVER
COMP
SD
SW
VCO
PD
1/2
DECODER
VREG
1/2
FM IN
FM DET
TUNED
STEREO
IF OUT
R OUT
L OUT
AM/FM
FM/AM DET OUT
AM MPX IN
FM MPX IN
IN REQ MUTE
FM SD ADJ
VCC
GND
AM OSC OUT
AM OSC
VCO STOP
AM RF IN
AM IF IN
AM AGC
AM MIX OUT
FM BAND WIDTH
V . REG
IC781   MN1469XH (CD BOARD)
LEVEL SHIFT
Vcc
1
2
3
4
5
6
7
9
8
20
19
18
17
16
15
14
11
10
21
22
23
24
25
27
26
SUBGND
CH4 OUT-B
CH4 OUT-A
CH4 IN-A
CH4 IN-B
BIAS-IN
Vcc
Vcc
CH3 IN-A
CH3 IN-B
CH3 OUT-B
CH3 OUT-A
OP IN -
OP IN +
OP OUT
MUTE
VREG-OUT
CH2 OUT-A
SUBGND
CH2 OUT-B
CH2 IN-A
CH2 IN-B
GND
CH1 OUT-A
CH1 OUT-B
CH1 IN-A
CH1 IN-B
-
+
TR-B
12
13
28
LEVEL SHIFT
-
+
-
+
-
+
-
+
-
+
-
+
Vcc
LEVEL SHIFT
LEVEL SHIFT
IC301   BD3871FS (MAIN BOARD)
24
CAP
23
TNF1
22
TNF2
21
BNF2
20
BOUT2
19
BNF1
18
BOUT1
17
OUT1
16
OUT2
15
VCC
14
SI
13
SC
1
VIN1
2
VIN2
3
SEL2
4
SEL1
5
A1
6
A2
7
B1
8
B2
9
C1
10
C2
11
FIL
T
ER
12
GND
0dB-
-87dB
-
Vcc/2
Vcc/2
Surround
50k
50k
50k
50k
50k
50k
Vcc/2
Vcc/2
Vcc/2
Treble1
fc=8kHz
Treble1
fc=8kHz
Bass2
fo=80Hz
Bass1
fo=80Hz
Logic
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