Sony MHC-RG270 / MHC-RG475S / MHC-RG575S Service Manual ▷ View online
MANUAL DE SERVIÇO
Ver. 1.6 08.2006
SUPPLEMENTO-1
Este Suplemento deve-se arquivado junto com o Manual de Serviço
HCD-RG575
(MHC-RG575S)
Brazilian
Model
PLACA POWER MONTADA
Consulte este Suplenento para o reparo do aparelho.
2
2
HCD-RG575
HCD-RG575
6-15. PLACA DE CIRCUITO IMPRESSO – Placa POWER –
: Utilizada solda sem chumbo
IC441
D401
C406
C405
D402
C447
C448
CN442
C409
C410
JW
4
0
4
JW
4
0
3
JW456
C462
JW479
JW478
C413
C403
JW
4
4
8
C404
JW
43
8
C414
T
H
4
4
1
JW459
JW
4
7
7
JW483
C461
C
48
6
C463
JW
4
3
0
JW
4
1
8
JW
43
7
R
4
5
0
JW
43
6
R468
JW
4
3
5
JW
4
4
3
R
49
6
JW
43
9
E
P
4
0
2
JW402
JW457
JW450
JW449
JW
4
42
JW
4
1
6
JW
4
2
7
R477
JW
4
0
5
JW
4
8
2
JW423
JW
4
3
1
JW
4
2
1
JW
4
2
9
JW401
JW458
R467
JW
4
4
7
JW
4
4
6
JW480
L442
C481
C442
R
4
4
9
EP401
JW
4
4
5
JW406
CN441
JW
4
3
3
JW
4
8
5
JW
4
4
0
JW484
JW
4
4
4
JW
4
3
2
C454
C453
C
4
5
2
C451
JW411
R
4
9
5
JW422
C441
JW412
JW409
JW408
JW410
JW413
JW
4
1
5
JW
4
2
6
JW
4
5
5
L441
JW
4
1
9
JW407
JW
4
2
8
JW
4
1
7
JW424
JW481
JW425
JW
4
5
4
JW
4
1
4
JW
4
2
0
JW
4
3
4
JW487
JW486
JW441
JR
4
4
1
C445
R445
R483
R480
R484
Q488
C411
JR442
R448
R446
C446
R
4
4
7
R402
R487
R
4
8
2
Q487
R
4
8
1
Q484
R488
R462
R479
R404
D445
R476
R437
R409
Q486
R
4
7
0
R401
D444
C402
R423
R421
R424
C
4
4
3
R
4
4
3
R441
R425
R
4
4
4
R440
R
4
5
8
R436
R
4
9
2
Q485
R403
R456
R459
R
4
91
R455
D481
R478
R
4
5
7
R
4
6
3
R498
R
4
9
0
Q482
Q481
Q491
R405
R475
Q489
Q483
R
4
9
9
Q442
R
47
3
R410
R420
R474
R
46
4
R
47
2
D446
R413
R453
R454
R422
R461
R466
R406
R465
R486
R
4
6
9
R497
R471
R
4
1
9
R
4
1
8
D441
R
4
0
7
Q490
R485
R412
R
4
1
7
R460
R415
R411
Q441
R442
C
4
4
4
R416
R414
R439
D443
RY441
(CHASSIS)
E
E
E
E
E
E
E
E
E
E
E
E
K
K
A
(CHASSIS)
POWER BOARD
1-865-480-
11
(11)
MAIN BOARD
CN031
J
1
13
+
+
–
–
L
R
SPEAKER
IMPEDANCE
USE 6 – 16
Ω
JK441
TRANSFORMER
BOARD
CN905
N3
1
5
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
(Page 32)
(Page 58)
•
Localização do
Semicondutor
Ref. No. Location
D401
G-5
D402
G-3
D441
C-6
D443
A-2
D444
C-9
D445
B-8
D446
B-8
D481
C-6
IC441
B-7
Q441
C-6
Q442
C-6
Q481
D-9
Q482
D-8
Q483
C-10
Q484
C-9
Q485
C-7
Q486
C-6
Q487
C-7
Q488
C-6
Q489
C-8
Q490
D-9
Q491
C-9
Somente para o Modelo HCD-RG575
3
3
HCD-RG575
HCD-RG575
6-16. DIAGRAMA ESQUEMATICO - Placa POWER –
J
MAIN BOARD
(3/3)
CN031
MAIN BOARD
(3/3)
CN031
R450
Q490
Q484
Q441
CN441
CN442
C413
C414
R
4
7
3
C403
C404
R411
R412
R461
R413
EP401
EP402
C402
R419
R418
R417
R407
D443
R490
R440
R499
R498
R482
R487
R488
R481
R486
R485
C481
D481
R437
R409
R410
R401
R402
R404
R403
R405
R406
Q482
R465
R466
R497
R425
R424
R420
R453
C453
C451
R421
R423
R422
R454
C454
C452
R460
Q442
R458
R459
R456
R492
R457
R491
R455
R478
R475
R463
R474
Q491
R464
R472
R471
D444
R470
R416
R415
R414
R462
C463
R469
D446
R477
C462
R476
R436
R479
R439
R444
C442
R442
R
4
43
C
4
4
3
R441
C441
Q483
C486
D441
C444
JK441
L441
L442
RY441
R484
R480
R483
TH441
Q481
R449
R448
R468
R447
Q489
IC441(1/2)
IC441(2/2)
C446
JR442
R495
R446
C448
C447
R445
JR441
C445
R467
Q487
Q486
Q488
Q485
C405
C406
C410
C409
D401
D402
C411
R496
D445
C461
JW404
JW403
0.22
5W
2SC3052
EF
2SC3052
EF
2SC5625
13P
5P
0.1
0.1
4
7k
0.1
100V
0.1
100V
10
10
10
10
0.01
100
220
100
100
1SS355
4.7k
22k
1k
1k
10k
47k
22k
4.7k
100k
100k
100
10V
10V
1SS355
10k
100k
100k
100k
100k
100k
100k
100k
100k
2SC3052
EF
47k
100k
100k
10
10
10
10
0.1
0.1
10
10
10
10
0.1
0.1
100k
2SC5625
22k
100k
1k
47k
22k
47k
1k
22k
10k
47k
2.2k
2SA2026
100k
100k
100k
1SS355
47k
10
10
10
10
470
6.3V
47k
UDZS-16B
100
47
100V
22k
22k
10k
10k
47k
10
50V
2.2k
47
k
0
.0
0
1
2.2k
10
50V
2SC3052
EF
2.2
50V
50V
MC2836
0.001
100k
100k
22
2SC3052
EF
0.22
5W
47k
2.2k
1W
47k
2SC5625
STK412-240
STK412-240
100p
0
1
1k
47
50V
47
50V
1k
0
100p
2.2k
1W
2SC3052
EF
2SC3052
EF
2SC3052EF
2SA1235
EF
2200
71V
2200
71V
3300
50V
3300
50V
D10XB20
D10XB20
1000p
100
UDZS-16B
47 100V
GND
AC-VH
AC-VL
AC-VL
AC-VH
SP-GND
AMP-A-GND
RELAY B+
PWR GND
STK MUTE
PROTECT
SP(L)
SP(R)
SP GND
SP GND
NC
(L)
(R)
IMPEDANCE
SPEAKER
Q483,484
TEMPERATURE
DETECT
Q481,482
DC DETECT
Q441,442
DETECT
OVER LOAD
Q490,491
SHIFT
SWITCH
STANDBY
LEVEL
POWER AMP
DETECT
PROTECT
RELAY
DRIVE
RELAY
SWITCH
PROTECTOR
SP L-OUT
SP R-OUT
R-OUT
L-OUT
UNREG +16V
GND
(CHASSIS)
(CHASSIS)
USE 6
−16Ω
(SUFFIX-12)
(Page 35)
(Page 48)
(Page 39)
Somente para o Modelo HCD-RG575
4
4
HCD-RG575
HCD-RG575
6-27. PLACAS DE CIRCUITO IMPRESSO – Seção TRANS –
: Utilizada solda sem chumbo
Somente para o Modelo HCD-RG575
JW901
JW903
JW906
JW910
JW925
CN902
JW902
JW904
S901
JW905
CN903
JW490
D905
JW488
CN901
RY901
JW489
D903
D902
D904
R912
D901
R910
R913
R911
F909
F908
F905
F906
F907
W901
F904
JW909
JW908
JW912
CN904
JW917
CN907
R908
C910
C908
CN906
C907
JW495
CN905
C911
C909
D908
Q902
R903
D906
R904
1
3
1
1
5
10
(CHASSIS)
4
1
PT901
MAIN POWER
TRANSFORMER
∗
∗
NOT REPLACEABLE:
BUILT IN TRANSFORMER
TRANSFORMER BOARD
1-865-481-
11
(11)
MAIN BOARD
CN001
MAIN BOARD
CN001
(SUFFIX-12)
K6
K
POWER BOARD
CN442
N3
PT902
SUB POWER
TRANSFORMER
W001
(AC IN)
1
2
1
4
SUB TRANS BOARD
1-865-482-
11
(11)
1
3
VOLTAGE
SELECTOR
120VT220Vt 240V
(E2, E51)
(E2, E51)
(E2, E51, MX)
(AR, MX)
(AR, MX)
(MX)
(AR)
(E2, E51)
(E2, E51, MX)
(AR)
B
C
D
E
F
G
H
I
1
2
3
4
5
6
7
B
A
C
D
E
F
G
H
I
1
2
3
4
5
6
6
10
8
10
15
19
(Page 44)
(Page 32)
(Page 36)
•
Localização do
Semicondutor
Ref. No. Location
D901
C-6
D902
B-6
D903
B-6
D904
B-6
D905
B-6
D906
E-6
D908
E-4
Q902
E-6
Click on the first or last page to see other MHC-RG270 / MHC-RG475S / MHC-RG575S service manuals if exist.