Sony HCD-GX470 / HCD-GX570 / MHC-GX470 / MHC-GX570XM Service Manual ▷ View online
HCD-GX470/GX570
46
46
HCD-GX470/GX570
7-23. PRINTED WIRING BOARD – PANEL Board –
: Uses unleaded solder.
•
See page 27 for Circuit Boards Location.
C705
R647
Q621
R690
R713
JR613
IC701
JR614
R610
R674
R629
R746
R627
R743
R744
JR612
R745
R650
R771
R618
JR602
C710
JR609
Q701
R663
R617
R651
R662
R
742
R
741
R
661
R660
R681
R680
R
608
R607
C708
C711
C701
R672
R
715
R628
R
716
R717
R718
R
719
JR
608
JR
607
JR606
JR605
JR604
JR611
R
765
R
7
64
R766
R
762
R763
R772
D711
JR603
R774
R776
R609
R673
Q703
Q702
R773
R775
R711
R702
R712
R710
R701
R706
R705
R670
C642
C641
R671
C707
C703
C704
JR610
R703
R704
R707
R708
R709
CN602
JW
610
JW
639
JW
640
JW
641
JW653
JW654
CN604
JW
672
JW633
JW660
JW
681
JW
647
CN601
JW614
JW611
JW617
JW606
JW
609
JW
685
JW607
JW602
IC610
JW603
JW
622
JW
629
S612
S613
S611
S623
S622
S621
JW619
JW
608
JW
621
JW
623
JW
624
JW
625
JW
604
C625
C631
JW
679
C712
C709
C702
X701
JW638
JW601
JW
666
JW
667
JW
668
JW
642
JW665
JW
662
JW664
JW
663
JW
626
JW
669
JW
670
JW
671
JW
673
JW
674
JW
675
JW
676
JW
678
JW
677
JW655
Q
706
Q705
Q704
JW
620
C622
C621
JW605
JW656
JW652
JW
680
JW
650
JW
649
JW
648
JW
646
JW
645
JW
644
JW657
JW658
JW
613
JW
661
JW
643
JW659
JW
636
JW637
JW
651
JW612
JW
632
JW
630
JW
627
JW
628
JW
631
S671
JW634
JW635
FL701
FLUORESCENT INDICATOR TUBE
E
E
E
E
E
E
1
80
40
21
20
60
61
41
1
2
5
45
44
41
PANEL BOARD
E
MAIN
BOARD
CN991
11
1
TAPE MECHANISM
DECK BLOCK
SUPPLIED WITH THE
ASSEMBLED BLOCK
1-869-005-
12, 13
(12, 13)
ROTARY ENCODER
VOLUME
1
3
K
K
A
P
KEY LEFT
BOARD
CN603
1
6
Q
KEY RIGHT
BOARD
CN605
1
5
1
3
4
5
S611 – 613, 621 – 623
l
TUNING
–
s
7
L
TUNING
+
+
J
–
j
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
CATEGORY +
–
j
CATEGORY –
+
J
(GX470)
(GX570)
(GX470)
(GX570)
(Page 47)
(Page 34)
(Page 47)
•
Semiconductor
Location
Location
Ref. No. Location
D711
H-6
IC610
B-1
IC701
D-8
Q621
F-3
Q701
F-3
Q702
H-5
Q703
H-6
Q704
G-3
Q705
H-7
Q706
G-8
Ver. 1.2
HCD-GX470/GX570
47
47
HCD-GX470/GX570
7-24. PRINTED WIRING BOARDS – KEY Section –
R639
R640
R678
R675
R656
R655
R654
R653
R652
R676
R677
R626
D622
S628
CN609
CN603
JW683
JW682
D611
S601
S606
S605
S604
S603
S625
S626
S627
S602
R688
C643
C644
R
6
8
2
R683
R687
R686
R685
R684
CN605
S672
S
6
3
8
S
6
3
7
S
63
6
S
6
3
5
S
63
4
S
63
3
S
62
4
S631
S
6
32
KEY LEFT BOARD
1-869-006-
12, 13
(12, 13)
CD SYNC
DISPLAY
AUDIO IN
TAPE A/B
TUNER/BAND
CD
1
1
6
P
PANEL
BOARD
CN602
PLAY MODE/
TUNING MODE
SUB WOOFER
D622, S628
REC/PAUSE
START
STANDBY
KEY RIGHT BOARD
1-869-007-
12
(12)
ROTARY ENCODER
(MULTI JOG)
1
3
DISC SKIP/
EX-CHANGE
Q
PANEL
BOARD
CN604
EQ BAND
SURROUND
GROOVE
ENTER
A
DISC 3
DISC 2
DISC 1
1
5
S601 – 606,
S624 – 628,
S624 – 628,
S631 – 638
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
(Page 46)
: Uses unleaded solder.
•
See page 27 for Circuit Boards Location.
(Page 46)
Ver. 1.2
HCD-GX470/GX570
48
48
HCD-GX470/GX570
7-25. SCHEMATIC DIAGRAM – PANEL Section –
•
See page 51 for Waveforms.
•
See page 56 for IC Pin Function Description.
C621
C622
C712
R629
R681
R705
R706
R707
R708
R709
R710
R711
R712
R715
R716
R717
R718
R719
R766
R652
R653
R654
R655
R656
X701
D711
R741
R742
R609
C642
C641
R607
R608
C711
R627
R628
R743
R744
C708
C709
R610
R680
R765
R764
R763
R762
Q703
C704
C703
C701
R674
R673
R672
R663
R662
C702
S622
S621
S623
S613
S612
R670
R671
S611
R618
R617
R650
C643
S672
S631
S632
S633
R684
R683
R682
R685
R687
R688
S634
S635
R686
S636
S637
R775
Q704
Q705
Q706
R774
R773
Q702
Q701
R771
R776
R772
R626
S601
S602
S603
S604
S605
S606
S625
R676
S626
R677
S627
R746
R745
IC610
FL701
Q621
R647
IC701
R
704
CN604
CN605
S638
C644
S624
C631
JR602
CN601
CN602
CN603
R640
R639
R678
S628
C705
D622
R713
R690
R675
D611
C625
C710
R660
R661
R651
S671
C707
R701
R702
R703
2.2
50V
50V
2.2
50V
50V
22 50V
100
47k
1
00
100
100
100
2.2k
1k
1k
1k
100
100
100
100
100
2.2k
2.2k
2.2k
4.7k
4.7k
10k
4.19MHz
MC2836
22
22
100
0.01
0.01
10k
10k
0.1
100
47
22k
22k
0.1
47
10V
100k
22k
47k
47k
2.2k
47k
RT1N431C-TP-1
470p
0.1
0.1
4.7k
2.2k
2.2k
2.2k
2.2k
47 10V
22k
47k
10k
10k
22k
0.01
4.7k
2.2k
2.2k
4.7k
22k
47k
10k
1k
KTA1273-Y-AT
KTA1271Y-AT
KTA1271Y-AT
10k
1k
RT1N431C-TP-1
RT1N431C-TP-1
1k
10k
10k
1k
10k
22k
4.7k
4.7k
RPM7240-H18
2SC3052
10k
-509-8BT-A
0
5P
5P
0.01
47
10V
0
19P
6P
6P
1k
1k
47k
470p
SLR-325MCT31
0
10k
4.7k
SLR-325VC
22
50V
0.1
22k
47k
47k
4700p
0
220
100
RMS
RMS
VDI
VDO
VCL
VCE
RST
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
S13
S14
S15
S16
S17
S18
S19
S20
S21
RST
VCL
VCE
VDO
VDI
MOTOR
SOL-A
SOL-B
SOL-B
SOL-A
MOTOR
VOL-B
VOL-A
JOG-B
JOG-A
STBY
TCM-SYNC
KEY0
KEY0
STBY
JOG-A
JOG-B
SW OUT
KEY3
KEY3
G1
G2
G3
G4
G5
G6
G7
G8
G9
G10
G11
G12
G13
TCM-SYNC
VOL-A
VOL-B
SW OUT
S11
S12
S13
S14
S15
S16
S17
S18
S19
S20
G8
G4
G6
G9
G12
G7
G13
G1
G5
G3
G10
G2
G11
S9
S8
S7
S10
S4
S6
S5
S1
S2
S3
S21
VSS1
VDD1
X1
X2
SCK1
SI1
SO1
KEY1
KEY2
KEY3
KEY4
VSS0
AVDD
VDD0
NC
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
S13
S14
S15
VDD2
VLOD
S16
S17
S18
S19
S20
S21
G7
NC
NC
CE
IC
AVSS
D-GND
B-SOL
B-HALF
B-PHOTO
CAPM+
A-HALF
A-PHOTO
A-SOL
M-GND
I-VOL A
I-VOL B
I-JOG A
I-JOG B
I-MODEL
STREAM LED5
STREAM
STREAM
SW LED
O-MOTOR
O-SOL-A
O-SOL-B
O-TCM-SYNC
I-HALF-B
I-REEL-B
I-REC-SW
I-HALF-A
I-REEL-A
G13
G12
G11
G10
G9
G8
G6
G5
G4
G3
G2
G1
NC
B-REC-F
NC
NC
NC
LED4
LED3
STREAM LED2
STREAM LED1
NP
NP
NP
F1
F2
NX
NC
NC
NC
NX
NP
-VFL
STBY-LED
SIRCS
VFD-DO
VFD-DI
VFD-CLK
VFD-CE
KEY0
VDD(SWITCHED)
VDD(EVER)
D-GND
TCM-SYNC
M-GND
M+9V
KEY2
KEY2
KEY3
KEY3
JOG-A
JOG-B
JOG-A
JOG-B
GND
GND
GND
GND
KEY2 OUT
KEY2 OUT
KEY0
KEY0
STBY
STBY
SW LED
SW LED
LED+9V
LED+9V
VF
VF
LED-GND
M-GND
G1
G2
G3
G4
G5
G6
G7
G8
G9
G10
G11
G12
G13
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
S13
S14
S15
S16
S17
S18
S19
S20
S21
LED DRIVE
Q701,704
CAPSTAN/REEL MOTOR DRIVE
Q703,706
(DECK-B)
Q702,705
(DECK-A)
/LED DRIVER,TAPE MECHANISM
DECK CONTROLLER
XRESET
TUNING
-
-
TUNING
+
+
DISC SKIP/
EX-CHANGE
DISC
DISC 1
DISC 2
DISC 3
GROOVE
SURROUND
EQ BAND
ENTER
ROTARY ENCODER
REMOTE CONTROL
RECEIVER
ROTARY ENCODER
VOLUME
STANDBY
SUBWOOFER
DISPLAY
AUDIO IN
TAPE A/B
TUNER/BAND
CD
CD SYNC
SUBWOOFER
REC/PAUSE
START
THE ASSEMBLED
BLOCK
SUPPLIED WITH
TAPE MECHANISM
DECK BLOCK
11
1
FLUORESCENT INDICATOR TUBE
FLUORESCENT INDICATOR TUBE
(MULTI JOG)
VFD-RESET
TRIGGER PLUNGER DRIVE
TRIGGER PLUNGER DRIVE
PLAY MODE/TUNING MODE
-
CATEGORY -
(GX470)
(GX570)
+
CATEGORY +
(GX470)
(GX570)
mPD780232GC
(Page 35)
Ver. 1.2
HCD-GX470/GX570
49
49
HCD-GX470/GX570
7-26. PRINTED WIRING BOARD – TRANSFORMER Board –
: Uses unleaded solder.
•
See page 27 for Circuit Boards Location.
D910
R911
R910
R914
R904
R903
D906
D901
PT902
PT901
JW909
JW931
RY901
F905
F904
F907
F906
JW910
JW902
C910
C908
CN901
FH912
JW937
JW930
D908
C909
R908
JW929
CN907
CN903
Q902
JW932
C907
D902
JW917
C911
D905
D903
D904
FH911
FH909
FH910
FH908
FH907
FH913
FH914
SUB POWER
TRANSFORMER
TRANSFORMER BOARD
1-869-310-
12
(12)
(AC IN)
1
2
5
9
4
1
MAIN POWER
TRANSFORMER
1
7
NOT REPLACEABLE:
BUILT IN TRANSFORMER
BUILT IN TRANSFORMER
∗
∗
8
18
K
A
A
K
MAIN
BOARD
CN001
M
POWER
BOARD
CN442
1
1
3
11
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
13
(CHASSIS)
R902
JW906
JW903
(Page 42)
(Page 34)
•
Semiconductor
Location
Location
Ref. No. Location
D901
A-8
D902
G-11
D903
G-11
D904
G-11
D905
G-12
D906
B-9
D908
B-8
D910
H-10
Q902
B-9
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