DOWNLOAD Sony HCD-GX255 / HCD-RG170 / HCD-RG470 / MHC-GX255 / MHC-RG170 / MHC-RG470 Service Manual ↓ Size: 9.91 MB | Pages: 103 in PDF or view online for FREE

Model
HCD-GX255 HCD-RG170 HCD-RG470 MHC-GX255 MHC-RG170 MHC-RG470
Pages
103
Size
9.91 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
hcd-gx255-hcd-rg170-hcd-rg470-mhc-gx255-mhc-rg170-.pdf
Date
PREV: Sony ICF-C773 / ICF-C773L Service Manual

Sony HCD-GX255 / HCD-RG170 / HCD-RG470 / MHC-GX255 / MHC-RG170 / MHC-RG470 Service Manual ▷ View online

53
53
HCD-GX255/RG170/RG470
HCD-GX255/RG170/RG470
6-32. SCHEMATIC  DIAGRAM  – PANEL Section (2/2) –
R651
R652
R681
R680
CN603
CN602
R678
R677
R676
R675
R674
R688
R687
R686
R696
R695
R694
R693
R692
R682
R683
R684
R672
R673
R667
R666
R665
R664
R663
R662
R660
R661
R670
R671
R646
R645
R647
R648
R697
R698
S660
R685
R650
R690
R691
S613
S612
S611
S614
S615
S616
S617
S601
S602
S621
S622
S648
S646
S645
S644
S643
S642
S641
S631
S632
S633
S634
S623
S624
S625
S626
S635
S636
S637
S638
SW601
47k
2.2k
47k
22k
5P
5P
47k
22k
10k
4.7k
4.7k
47k
22k
10k
10k
4.7k
4.7k
2.2k
2.2k
2.2k
2.2k
4.7k
2.2k
2.2k
22k
10k
4.7k
4.7k
2.2k
2.2k
22k
47k
22k
47k
47k
22k
10
10
22k
47k
4.7k
22k
22k
47k
A1
A2
A4
A5
A6
A7
A8
A3
V-A
V-B
K0
VOL-A
VOL-B
D-GND
KEY2
KEY3
VOL-A
VOL-B
D-GND
KEY2
KEY3
(2/2)
DISPLAY
CD SYNC
/START
REC PAUSE
AUDIO IN
TAPE
A/B
TUNER
BAND
CD
ILLUMINATION
PRESET
EQ
GROOVE
ENTER
SURROUND
EFFECT
ON/OFF
TUNING MODE
PLAY MODE/
(CD)
DISC SKIP/
DISC 3
DISC 2
DISC 1
MULTI
PLEX
(MX)
MASTER VOLUME
ALBUM 
−
ALBUM +
EQ BAND
− EQ +
− TUNING +
P FILE
EX-CHANGE
(Page 52)
54
54
HCD-GX255/RG170/RG470
HCD-GX255/RG170/RG470
6-33. PRINTED  WIRING  BOARDS  – TRANS Section – (GX255/RG170)
 : Uses unleaded solder.
•
 See page 25 for Circuit Boards Location.
W901
JW931
JW929
C909
JW900
JW926
JW930
C910
F904
CN907
F905
F906
F907
D908
R908
C911
CN906
C908
JW917
C907
CN905
Q902
D906
R903
R904
1
3
1
10
TRANSFORMER BOARD   
1
3
1-866-063-
11
(11)
(CHASSIS)
MAIN BOARD
CN001
MAIN BOARD
CN001
(SUFFIX-12)
(SUFFIX-11)
K4
K1
POWER BOARD
CN442
N1
∗
∗
NOT REPLACEABLE:
BUILT IN TRANSFORMER
PT901
MAIN POWER
TRANSFORMER
B
C
D
E
F
G
H
I
1
2
3
4
5
6
7
8
B
A
C
D
E
F
G
H
I
1
2
3
4
5
6
7
8
9
VOLTAGE
SELECTOR
120VT220Vt 240V
CN902
S901
JW901
JW904
JW925
JW905
JW902
CN903
JW924
D903
D905
D902
D904
RY901
JW903
JW906
CN901
JW910
JW918
R910
D901
R912
R911
R913
PT902
SUB POWER
TRANSFORMER
W001
  (AC IN)
1
2
1
4
SUB TRANS BOARD
1-865-479-
11
(11)
1
3
(E2, E3, E51, EA)
(E2, E3, E51, EA)
(E2, E3, E51, EA)
EXCEPT
E2, E3, E51, EA
 (E2, E3, E51, EA)
 CND, AEP, EE, 
RU, AR, AUS
EXCEPT
E2, E3, E51, EA
(MX)
        
CN904
W902
JW908
JW907
JW912
R902
JW909
1
4
(CHASSIS)
AC1 BOARD
1-865-478-
11
(11)
(AUS)
(E2, E3, E51,EA)
(CND, E2, E3, E51,EA)
(CND)
(AEP, EE, RU, AR)
(Page 40)
(Page 32)
(Page 36)
•
Semiconductor
Location
Ref. No. Location
D901
C-6
D902
B-6
D903
B-6
D904
B-6
D905
B-6
D906
E-8
D908
F-6
Q902
E-7
55
55
HCD-GX255/RG170/RG470
HCD-GX255/RG170/RG470
6-34. SCHEMATIC  DIAGRAM  – TRANS Section – (GX255/RG170)
K1
MAIN BOARD
(3/3)
CN001
K4
MAIN BOARD
(3/3)
CN001
(SUFFIX-11)
(SUFFIX-12)
CN907
CN905
RY901
R904
R903
R910
R911
R912
R913
D902
D903
D901
D908
W901
W902
JW907
JW909
R902
JW908
CN904
JW912
CN903
PT902
JW903
JW906
JW905
JW904
JW925
JW910
W001
C909
JW917
R908
C908
D905
D904
CN902
JW902
CN901
JW901
S901
C911
C907
C910
Q902
D906
PT901
CN906
F906
F907
F905
F904
10P
3P
1k
10k
100
220
47
47
10EDB40-TB3
10EDB40-TB3
1SS355
TE-17
10EDB40-TB3
3.3M
10
50V
1
220 63V
10EDB40-TB3
10EDB40-TB3
3P
2P
1000
25V
0.1
100
50V
2SB1238
PQR-TV2
UDZS27B
3P
T3.15A
250V
T3.15A
250V
∗
∗
NEUTRAL
LIVE
GND
220V
STBY-RELAY
EVER +10V
D-GND
STBY-RELAY
EVER +10V
D-GND
240V
(CHASSIS)
(CHASSIS)
MAIN POWER
TRANSFORMER
BUILD IN TRANSFORMER
∗
(AUS)
E2,E3,
2P
4P
EXCEPT E2,
TRANSFORMER
SUB POWER
(MX)
120V
220V
240V
EXCEPT E2,
EXCEPT E2,
(AC IN)
AC1
AC1
AC3
AC3
AC4
AC4
VF1
VF2
-VFL
∗NOT REPLACEABLE:
2P
EXCEPT E2,
4P
VOLTAGE
SELECTOR
B- REGULATOR
AEP,EE,
RU,AR
E51,EA
CND,E2,E3,
E51,EA
(CND)
(E2,E3,E51,EA)
E3,E51,EA
(E2,E3,E51,EA)
(E2,E3,E51,EA)
E3,E51,EA
(E2,E3,E51,EA)
E3,E51,EA
(E2,E3,E51,EA)
(E2,E3,E51,EA)
(CND,AEP,EE,RU,AR,AUS)
(CND,AEP,EE,RU,AR,AUS)
E3,E51,EA
∗F904,905
T4A 250V(AEP,EE,RU)
T6.3A 250V(EXCEPT AEP,EE,RU)
(Page 41)
(Page 35)
(Page 39)
56
56
HCD-GX255/RG170/RG470
HCD-GX255/RG170/RG470
6-35. PRINTED  WIRING  BOARDS  – TRANS Section – (RG470: AEP, EE, RU)
 : Uses unleaded solder.
•
 See page 25 for Circuit Boards Location.
W901
F904
F905
F906
F907
JW929
JW900
JW926
JW930
C909
C910
CN907
D908
R908
C911
CN906
C908
JW917
C907
CN905
Q902
D906
R903
R904
TRANSFORMER BOARD   
1-866-062-
(CHASSIS)
N5
POWER BOARD
CN442
1
3
K5
MAIN BOARD
CN001
1
10
1
3
CN902
JW902
JW903
JW906
JW910
CN903
PT902
SUB POWER
TRANSFORMER
JW924
JW918
D903
D905
D902
D904
RY901
CN901
 
D901
R913
R911
R912
R910
SUB TRANS BOARD
1-865-474-
1
2
1
3
W001
  (AC IN)
JW908
CN904
 
AC1 BOARD   
1-865-473-
PT901
MAIN POWER
TRANSFORMER
∗
∗
NOT REPLACEABLE:
BUILT IN TRANSFORMER
1
2
A
B
C
D
E
F
G
H
I
1
2
3
4
5
6
7
8
9
1
2
11
(11)
11
(11)
11
(11)
(Page 42)
(Page 36)
•
Semiconductor
Location
Ref. No. Location
D901
C-6
D902
B-6
D903
B-6
D904
B-6
D905
B-6
D906
E-8
D908
E-6
Q902
E-7
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