Sony MHC-RG190 / MHC-RG290 (serv.man2) Service Manual ▷ View online
HCD-RG190/RG290
41
41
HCD-RG190/RG290
7-18. DIAGRAMA ESQUEMÁTICO – Placa P
O WER (RG190) –
C403
R481
CN442
C441
R441
R443
R444
R445
C448
R446
R458
R459
Q441
R460
R425
R424
R423
R422
C452
C454
R421
R454
R497
R466
R465
R499
R487
R498
R490
R482
C486
R417
R407
R419
R402
R401
C404
R411
R412
R413
R461
R416
R415
R414
R462
R486
C481
R420
R453
C453
C451
D441
R457
R492
R496
R442
C442
JW402
CN441
C443
R449
C447
C488
R493
C405
C406
R484
R480
R483
TH441
R452
R456
R455
R451
R447
JW401
C490
R448
C489
IC441(2/2)
IC441(1/2)
C446
Q489
C445
C444
EP401
R495
R488
R440
Q442
R485
Q486
L442
L441
D443
C411
Q484
Q488
D481
D483
JK441
R418
Q481
Q487
Q485
Q482
Q483
R435
R491
R434
RY441
D401
0.1
100V
4.7k
3P
10
50V
2.2k
47k
47k
1k
22
35V
1k
22k
47k
2SC5625
47k
10
10
10
10
0.1
0.1
10
10
100k
100k
47k
1k
47k
1k
4.7k
10k
2.2
50V
50V
100
100
100
100k
100k
0.1
100V
10
10
10
10
10
10
10
10
100k
100
10V
10V
10
10
0.1
0.1
MC2836
22k
1k
100
2.2k
10
50V
13P
0.001
47 1/2W
22
35V
22
35V
47k
2200
50V
2200
50V
100k
100k
22
0.22
2W
1k
1k
0.22
2W
47k
100
50V
50V
47k
47
50V
STK403-100
STK403-100
100p
2SC3052
100p
0.001
1
22k
22k
2SC5625
100k
2SC3052EF
1SS355
0.01
2SC3052
2SC3052
1SS355
1SS355
100
2SC3052
2SC3052
2SA1235
2SC3052
2SC3052
0
10k
0
GBJ10-D89
SP(L)
SP(R)
SP GND
SP-GND
AMP-A-GND
PROTECT
GND
NC
SP GND
(CHASSIS)
SP L-OUT
SP R-OUT
R-OUT
L-OUT
UNREG +16V
GND
AC1
AC1
9
14
15
8
1
3
2
6
7
10
4
STANDBY
SWITCH
POWER AMP
Q441,442
OVER LOAD
DETECT
PROTECT
DETECT
PROTECTOR
Q481,482
DC DETECT
Q483,484
TEMPERATURE DETECT
2
1
4
3
L
R
SPEAKER
SP RELAY B+
PWR-GND
STK-MUTE
-VFL
RELAY DRIVE
Q486,488
-1
-2
(Page 37)
(Page 55)
HCD-RG190/RG290
42
42
HCD-RG190/RG290
7-19.
PLACAS DE CIRCUITO IMPRESSO – Placa POWER (RG290) –
: Utilizada solda sem chumbo
R484
C446
R448
R447
R456
C411
R455
Q488
C445
R483
R480
Q489
R434
R435
R418
R442
R441
Q442
Q483
R486
Q482
Q485
Q487
Q486
R401
Q484
D483
R491
R492
R493
R482
D481
R420
R487
R488
R498
R499
R440
R490
R413
R453
R454
R422
R461
R497
R466
R481
R465
Q481
R485
D443
R419
R407
R412
R417
R460
R457
R415
R411
Q441
C444
R416
R414
R462
R459
R458
R402
R444
R425
R443
C443
R424
R421
R423
R446
R445
D441
CN442
C406
JW
467
C490
C405
IC441
R451
R452
RY441
JW
401
JW
402
JW457
TH441
JW422
JW431
JW428
EP401
JW464
JW447
CN441
D401
JW
424
JW
433
JW
405
JW
423
JW
404
C486
C481
JW463
JW409
C403
JW
413
C448
L442
JW
425
C441
C488
C447
JW
418
JW426
JW
414
JW
415
JW
448
JW
421
JW411
JW407
JW
453
C404
C451
C454
C452
JW
406
JW
450
JW443
C442
C453
JW462
R495
JW
417
JW403
JW
419
JW
434
JW
430
JW
455
JW
460
JW
420
JW
456
JW408
JW
412
JW410
JW444
JW442
JW451
JW
454
JW
459
JW445
JW461
L441
JW
416
JW
449
JW427
JW452
R449
R496
C489
E
E
E
E
E
E
E
E
E
E
E
(CHASSIS)
POWER BOARD
1-869-308-
12
(12)
M2
TRANSFORMER
BOARD
CN903
3
1
J2
MAIN
BOARD
CN031
-1
-2
R
L
SPEAKER
JK441
+
–
–
+
4
1
K
K
A
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
13
•
Localização do
Semicondutor
Ref. No. Location
D401
C-10
D441
F-7
D443
G-12
D481
F-7
D483
F-2
IC441
G-5
Q441
F-7
Q442
F-6
Q481
D-4
Q482
D-4
Q483
D-3
Q484
E-2
Q485
E-3
Q486
E-2
Q487
E-3
Q488
F-2
Q489
G-3
(Page 56)
(Page 34)
HCD-RG190/RG290
43
43
HCD-RG190/RG290
7-20. DIAGRAMA ESQUEMÁTICO – Placa POWER (RG290) –
C403
R481
CN442
C441
R441
R443
R444
R445
C448
R446
R458
R459
Q441
R460
R425
R424
R423
R422
C452
C454
R421
R454
R497
R466
R465
R499
R487
R498
R490
R482
C486
R417
R407
R419
R402
R401
C404
R411
R412
R413
R461
R416
R415
R414
R462
R486
C481
R420
R453
C453
C451
D441
R457
R492
R496
R442
C442
JW402
CN441
C443
R449
C447
C488
R493
C405
C406
R484
R480
R483
TH441
R452
R456
R455
R451
R447
JW401
C490
R448
C489
IC441(2/2)
IC441(1/2)
C446
Q489
C445
C444
EP401
R495
R488
R440
Q442
R485
Q486
L442
L441
D443
C411
Q484
Q488
D481
D483
JK441
R418
Q481
Q487
Q485
Q482
Q483
R435
R491
R434
RY441
D401
0.1
100V
4.7k
3P
10
50V
2.2k
47k
47k
1k
22
35V
1k
22k
47k
2SC5625
47k
10
10
10
10
0.1
0.1
10
10
100k
100k
47k
1k
47k
1k
4.7k
10k
2.2
50V
50V
100
100
100
100k
100k
0.1
100V
10
10
10
10
10
10
10
10
100k
100
10V
10V
10
10
0.1
0.1
MC2836
22k
1k
100
2.2k
10
50V
13P
0.001
47 1/2W
22
35V
22
35V
47k
2200
63V
2200
63V
100k
100k
22
0.22
5W
1k
1k
0.22
5W
47k
100
63V
63V
47k
47
63V
STK403-130
STK403-130
100p
2SC5625
100p
0.001
1
22k
22k
2SC5625
100k
2SC3052EF
1SS355
0.01
2SC3052
2SC3052
1SS355
1SS355
100
2SC3052
2SC3052
2SA1235
2SC3052
2SC3052
0
10k
0
GBJ10-D89
SP(L)
SP(R)
SP GND
SP-GND
AMP-A-GND
PROTECT
GND
NC
SP GND
(CHASSIS)
SP L-OUT
SP R-OUT
R-OUT
L-OUT
UNREG +16V
GND
AC1
AC1
9
14
15
8
1
3
2
6
7
10
4
STANDBY
SWITCH
POWER AMP
Q441,442
OVER LOAD
DETECT
PROTECT
DETECT
PROTECTOR
Q481,482
DC DETECT
Q483,484
TEMPERATURE DETECT
2
1
4
3
L
R
SPEAKER
SP RELAY B+
PWR-GND
STK-MUTE
-VFL
RELAY DRIVE
Q486,488
-1
-2
(MX)
(Page 37)
(Page 41)
(Page 57)
HCD-RG190/RG290
44
44
HCD-RG190/RG290
7-21. PLACA DE CIRCUITO IMPRESSO – Placa PAINEL –
: Utilizada solda sem chumbo
C705
R635
R634
R633
R632
R631
R690
R
601
R
611
R
615
R
605
Q601
Q605
Q604
Q603
R603
R613
R604
R614
Q602
R
602
R
612
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
R661
R
660
R
681
R
680
R
608
R
607
C708
C711
C701
R672
R
715
R628
R
716
R
717
R
718
R
719
JR
608
JR607
JR606
JR605
JR604
JR611
R765
R
764
R766
R
762
R
763
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
CN608
JW
610
JW
639
JW
640
JW
641
JW653
JW654
D605
D604
D603
D602
D601
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
E
E
E
E
1
80
40
21
20
60
61
41
1
2
5
45
44
41
PANEL BOARD
E1
MAIN
BOARD
CN991
11
1
TAPE MECHANISM
DECK BLOCK
SUPPLIED WITH THE
ASSEMBLED BLOCK
1-869-005-
12
(12)
ROTARY ENCODER
D601 – 605
(STREAM)
VOLUME
1
3
K
K
A
P
KEY LEFT
BOARD
CN609
1
4
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
E
•
Localização do
Semicondutor
Ref. No. Location
D601
H-6
D602
F-7
D603
D-5
D604
F-4
D605
H-4
D711
H-6
IC610
B-1
IC701
D-8
Q601
G-6
Q602
F-7
Q603
D-4
Q604
E-3
Q605
H-5
Q701
F-3
Q702
H-5
Q703
H-6
Q704
G-3
Q705
H-7
Q706
G-8
(Page 51)
(Page 34)
(Page 51)
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