DOWNLOAD Sony HCD-RG30 / MHC-DX20 / MHC-RG30 Service Manual ↓ Size: 5.81 MB | Pages: 59 in PDF or view online for FREE

Model
HCD-RG30 MHC-DX20 MHC-RG30
Pages
59
Size
5.81 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
hcd-rg30-mhc-dx20-mhc-rg30.pdf
Date

Sony HCD-RG30 / MHC-DX20 / MHC-RG30 Service Manual ▷ View online

30
30
HCD-DX20/RG30
6-11. PRINTED WIRING BOARD   – POWER AMP SECTION –
• See page 19 for Circuit Boards Location.
Ref. No.
Location
D501
B-5
D502
B-4
D541
C-5
D542
A-3
D543
A-3
D551
B-4
IC501
A-5
Q501
B-5
Q503
B-5
Q504
B-5
Q551
B-4
Q581
B-5
• Semiconductor
Location
POWER AMP BOARD   
11
(13)
21
(21)
DX20
1-681-448-
D
F
MAIN BOARD
(Page 24)
MAIN BOARD
(Page 24)
  RG30
  RG30/
DX20:KR
C
TRANS BOARD
(Page 34)
(CHASSIS)
DX20
  RG30/
DX20:KR
  RG30/DX20:KR
(CHASSIS)
E
E
E
E
E
R513
R519
_
+
1
13
1
13
1
13
2
3
4
5
6
7
A
1
B
C
D
31
31
HCD-DX20/RG30
6-12. SCHEMATIC DIAGRAM   – POWER AMP SECTION –
Q504
Q501
Q551
Q503
C542
C592
C541
C591
C501
C503
C504
C511
C512
C543
R501
R502
R512
R561
CN501
R505
R506
D501
D502
R507
C507
C508
D551
D542
D543
C545
C544
JW501
C551
R551
C553
C554
C559
R552
R581
R582
R514
R515
R516
R517
R556
R557
C557
C558
R559
C509
R511
JW513
EP501
EP502
C513
C502
C552
R503
R553
R504
Q581
R509
R513
R519
R510
R508
R558
R560
R555
R541
R591
D541
CN502
CN503
R554
R518
2SC1841
2SC1841
2SC1841
2SA988
2200
50V
2200
50V
0.1
100V
0.1
100V
10
50V
100p
22
50V
0.01
0.001
0.1
1k
56k
1
1/4W
100
1/4W
1k
15k
1SS133T
1SS133T
100k
0.068
0.068
1SS133T
11ES2
11ES2
3300
35V
1000
25V
10
50V
1k
100p
22
25V
22
50V
56k
33k
33k
2.2k
22k
10k
2.2k
15k
100k
0.068
0.068
10
1/2W
22
50V
100
1/4W
2SC1841
10
1/2W
22k
22k
0.22
2W
0.22
2W
0.22
2W
0.22
2W
1k
22k
1/2W
22k
1/2W
D5SBA204101
13P
13P
10k
*
*
*
*
*
*
*
+VCC
PRE
BIAS
+VCC
-VCC
CH1 IN
CH1 NF
CH1 +VE
CH1 -VE
CH2 +VE
CH2 -VE
PRE -VCC
SUB GND
CH2 NF
CH2 IN
PROTECTOR
L OUT
R OUT
A GND
+12V GND
REG+12V
FAN ON
EVER +5V
D GND
STK MUT
VF
VF
-B
VP
L OUT
R OUT
SP GND
SP GND
PW GND
AC4
AC4
AC3
AC3
AC4
AC4
AC3
AC3
VF
VF
VP
D GND
EVER +5V
STBY RELAY
STBY RELAY
AC1
GND
AC1
IC501
POWER AMP
(CHASSIS)
(CHASSIS)
RG30
*C513
0.1
0.001
0.001
RG30
DX20
*C502,552
470P
RG30
DX20
*R503
680
1.2k
RG30
DX20
680
1.2k
RG30
DX20
*R504
33k
56k
MUTE
DRIVER
BUFFER
MUTE
Q503,504
PROTECTION
PROTECTION
DX20
DX20
RG30
DX20
33k
56k
*R554
STK402-0705(1/2)
IC501
STK402-0705(2/2)
RG30/DX20:KR
*R553
RG30/DX20:KR
DX20KR
MAIN
BOARD(5/5)
(Page 29)
MAIN
BOARD(5/5)
(Page 29)
BOARD
TRANS
(Page 35)
32
32
HCD-DX20/RG30
6-13. PRINTED WIRING BOARD   – PANEL SECTION –
• See page 19 for Circuit Boards Location.
Ref. No.
Location
D701
A-9
D702
B-2
D703
B-2
D704
A-2
D705
A-2
D706
B-9
D707
H-3
D708
F-4
D709
G-7
D710
G-7
D713
C-4
D716
B-2
D717
B-2
D718
A-2
D719
A-2
D720
B-9
D721
D-3
IC701
B-5
IC702
D-7
SEN701
A-7
Q701
A-8
Q702
B-3
Q703
B-3
Q704
B-3
Q705
B-3
Q706
B-8
Q707
F-3
Q708
G-3
Q709
G-6
Q710
G-6
Q711
B-6
• Semiconductor
Location
PANEL BOARD   
KEY BOARD   
11
(13)
11
(21)
1-681-447-
DX20  RG30
11
(13)
21
(21)
1-681-446-
DX20  RG30
DX20
J702
MIC
VR703
MIC LEVEL
(CHASSIS)
(CHASSIS)
A
MAIN
BOARD
(Page 24)
(CHASSIS)
>
M
x
X
Z
B
B
B
B
gG
>
M
E
VIDEO OUT BOARD   
11
(13)
21
(21)
1-681-441-
DX20  RG30
1
1
2
L
R
(CHASSIS)
CLP4
CN714
JK705
VIDEO
OUT
2
IC702
1
2
6
7
5
4
3
1
J701
PHONES
VOLUME
S701,702,704-738
2
6
7
5
4
3
1
2
6
7
5
4
3
1
2
30
29
DX20
TUNER/BAND
E
E
E
E
61 60
20  21
80
1
41
40
E
DX20
1
4
5
8
1
13
1
13
DISPLAY
MUSIC EQ
EFFECT ON/OFF
GROOVE
GAME EQ
DISC SKIP
EX–CHANGE
DISC 1
DISC 2
DISC 3
OPEN/
LCOSE
P.FILE
ENTER
SPECTRUM
MOVIE EQ
TUNER MEMORY/PLAY MODE
E
E
KARAOKE PON
DX20
DIRECTION/EDIT
STEREO/MONO
REPEAT
+
E
3
1
AUDIO
INPUT
VIDEO
IC701
2
3
4
5
6
7
8
9
10
A
1
B
C
D
E
F
G
H
I
33
33
HCD-DX20/RG30
6-14. SCHEMATIC DIAGRAM   – PANEL SECTION –
• See page 19 for Waveforms.
SEN701
C708
C709
R747
R749
R750
R752
R753
R756
C710
C711
R758
C712
C713
R760
C714
C715
R762
C
7
2
2
C
7
23
C
7
24
C
7
25
C
7
26
C
7
2
7
C
7
2
8
C
7
29
C
7
30
C
7
3
1
C
7
32
C
7
33
R798
R797
R746
R745
S726
R727
R728
R729
R730
R731
R732
R733
R734
R735
R736
R737
S727
S731
S732
S733
S734
S735
S736
S738
S713
R714
R715
R716
R717
R718
R719
R720
R721
S714
S715
S716
S717
S718
S719
S720
S721
R703
R704
R705
R706
R707
R708
R709
R710
R711
S704
S705
S706
S707
S708
S709
S710
S711
R713
R726
S725
R725
S724
S723
S722
S702
R702
R722
R723
R724
C735
C734
C738
C739
R770
R771
R772
C760
C761
C762
C763
C765
C754
C755
C756
C757
C758
C759
JW706
JW707
C766
R784
JW704
JW705
R786
R788
VR703
R792
R791
R789
C720
R765
RES701
C716
C721
S728
S729
S730
S737
C704
C705
R769
R796
R805
R806
C778
C779
R743
R744
R741
R742
JW710
JW713
CN714
R755
JW
7
08
JW709
C701
C702
R701
R748
CN715
C703
C770
D702
Q702
D716
Q703
D717
D703
Q704
D718
D704
Q705
D719
D705
Q706
D720
D706
D701
Q701
R738
C777
C706
C707
J705
CN174
WIRE701
WIRE704
WIRE702
J701
PHONES
C736
C737
CN711
D721
FB701
0
µH
D713
Q709
Q710
Q707
Q708
D707
D710
D709
CN712
S712
R768
IC702(1/2)
IC702(2/2)
R787
R790
R764
R763
R761
R759
R757
R785
R783
J702
WIRE703
R740
S701
Q711
C775
D708
100p
100p
10k
10k
10k
10k
10k
100
100p
100p
100
100p
100p
100
100p
100p
100
10
0
p
10
0
p
10
0
p
10
0
p
1
0
0
p
10
0
p
10
0
p
10
0
p
10
0
p
10
0
p
10
0
p
1
0
0
p
330
330
330
330
330
470
560
680
1k
1.2k
1.8k
2.7k
3.3k
4.7k
6.8k
330
470
560
680
1k
1.2k
1.8k
2.7k
470
560
680
1k
1.2k
1.8k
2.7k
3.3k
4.7k
270
270
10k
330
3.3k
4.7k
6.8k
0.01
0.01
100
10V
100
10V
1k
12k
10k
2.2
50V
47p
100p
2.2
50V
10
50V
47p
0.22
50V
0.001
0.01
0.1
50V
470p
10
50V
100k
1k
100
50K
100k
100
10k
0.01
1M
5MHZ
0.022
47
10V
47
10V
0.001
47
47
180
120
0.1
0.1
27k
27k
10k
10k
10k
33
50V
33
50V
270
10k
0.01
0.1
SEL5955A
DTC114ES
LED
DRIVE
SEL5955A
DTC114ES
LED
DRIVE
SEL5955A
SEL5955A
DTC114ES
LED
DRIVE
SEL5955A
SEL5955A
DTC114ES
LED
DRIVE
SEL5955A
SEL5955A
DTC114ES
LED
DRIVE
SEL5955A
SEL5955A
SEL223C
DTA124ES
LED
DRIVE
0.1
0.001
0.001
30P
1SS133T
1SS133T
DTC114ES
LED
DRIVE
DTC114ES
LED
DRIVE
DTC114ES
LED
DRIVE
DTC114ES
LED
DRIVE
SEL5223S
SEL5923A
SEL5923A
13P
100
NJM4565M-TE2
NJM4565M-TE2
22k
180k
10k
10k
10k
10k
10k
10k
1k
82
2SC2875
BUFFER
0.01
SEL5223S
6
13
14
7
8
9
10
21
22
26
27
28
29
30
31
32
33
34
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
68
67
66
65
64
63
62
61
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
69
70
71
72
73
74
75
76
77
78
79
80
69
70
71
72
73
74
75
76
77
78
79
80
31
32
33
34
30
21
22
26
27
28
29
6
7
8
9
10
13
14
17
17
*
*
*
1
5
10
15
20
25
30
IC701
DISPLAY
CONTROL
GND
VF
VP
VF
VF
GND
GAME L
GAME GND
GAME R
POWER ON
VIDEO SW
POWER KEY
DISPLAY KEY
M RESET
REMOTE IN
S BSY
S CLK
S OUT
S IN
NO USE
LED GND
MIC +12V
MIC SIG
MIC GND
HP R
HP GND
HP L
D GND
EVER +5V
+5V(SW)
DISC 1
DISC 2
DISC 3
DISC SKIP
CD SYNC
REC PAUSE/START
EFFECT ON/OFF
P.FILE
ENTER
PLAY MODE
STEREO/MONO
REPEAT
DIRECTION
DISPLAY
MD(VIDEO)
TAPE A/B
TUNER/BAND
CD
4
3
2
1
8
7
6
5
(CHASSIS)
(CHASSIS)
J704
(CHASSIS)
KEY1
KEY0
VSS
AVDD
VDD
DVD5.1
LED
LED
LED
LED
LED
LED
LED
LED
NC
S29
S28
S27
S26
VLOOD
VDD2
S8
S9
S10
S11
S12
S13
S14
S15
S16
S17
S18
S19
S20
S21
S22
S23
S24
S25
G0
G1
G2
G3
G4
G5
G6
G7
G8
G9
G10
G11
S0
S1
S2
S3
S4
S5
S6
S7
VDD
VSS
X1
X2
IC
RESET
S
S
S
SBSY
NC
NC
VOL
VOL
NC
NC
HEADPHONE
AVSS
NC
KEY2
FLUORESCENT
INDICATOR
TUBE
FLD1
(CHASSIS)
MD(VIDEO)
TAPE A/B
CD
TUNER/BAND
GAME
I/   
RG30
DX20
*R738
1k
2.2k
DX20
RG30
DX20
*C706,707
100P
0.001
VIDEO
OUT
R
L
VIDEO
AUDIO
GAME
IN
VR701
ROTARY
ENCODER
(
(
VOLUME
SEN701
NJL64H400A-1
REMOTE
CONTROL
RECEIVER
GAME
GROOVE
GROOVE
KARAOKE PON
DX20
GROOVE
KARAOKE PON
EX-CHANGE
DX20
OPEN/CLOSE
MOVIE EQ
MUSIC EQ
GAME EQ
TUNER MEMORY
/EDIT
SPECTRUM
+
-
UPD780232GC- 031-8BT
MIC
AMP
MIC LEVEL
MIC
I/   
DX20
REC
PAUSE/START
ENTER
BOARD
MAIN
(Page 28)
(4/5)
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