Sony MHC-RG90 Service Manual ▷ View online
2
1
2
1
3
4
E
2
2
2
3
4
5
6
7
8
9
10
11
12
13
2
3
4
5
6
7
8
9
10
11
12
13
+
-
13
3
2
9
21
15
14
1
12
+VH
+REF
+VL
+RE/CH1
+PRE
NF/CH1
IN/CH1
-REF/CH1
LIM1
-PRE
8
1
2
3
2
3
T.F
2
3
+
-
7
16
6
4
5
10
11
22
20
18
17
SUB
BIAS
-VH
-REF
-VL
LIM2
+RE/CH2
GND
IN/CH2
NF/CH2
19
N.C
-RE/CH2
2
3
4
5
6
7
8
9
10
11
12
13
2
3
4
5
6
7
8
9
10
11
12
13
2
1
3
4
E
JW987
T910
C511
R562
R563
C520
C521
C522
NO505
NO501
R987
C523
C975
C976
C977
C978
CN974
D971
D972
D973
D974
D975
Q971
R974
R975
C971
RY971
C519
D977
R952
CN701
TH701
C973
C501
C502
C504
C507
C508
C509
C512
C514
C515
C516
C524
C526
C544
C545
C551
C552
C554
C557
C558
C559
C942
C943
CN502
CN503
D501
D502
D506
D507
D508
D509
D511
D551
D581
D941
EP502
Q501
Q502
Q503
Q504
Q505
Q506
Q507
Q508
Q510
Q511
Q512
Q551
Q581
Q831
Q941
R501
R505
R507
R509
R511
R512
R513
R514
R515
R516
R518
R519
R521
R522
R527
R528
R529
R530
R531
R532
R533
R537
R538
R542
R545
R546
R547
R548
R551
R555
R557
R559
R561
R564
R565
R581
R582
R592
R942
R943
R945
RY501
R517
R543
R544
NO504
CN976
TP1
TP2
TP3
TP4
TP5
TP6
TP7
TP8
TP9
TP10
TP11
TP12
TP13
T972
NO971
JW517
JW561
EP501
Q509
C910
R953
R944
R951
C517
C510
C581
IC971
F972
F973
F971
F976
F977
F974
F975
R502
R552
C941
R504
R554
R503
R553
C503
R941
D976
IC501(1/2)
IC501(2/2)
C553
R524
R510
R560
R558
C592
C542
C546
C596
C513
R591
R541
C591
C541
R520
D504
D503
R508
R523
D541
D543
R556
R506
R539
TM501
JW993
S901
JW990
JW984
JW986
JW975
JW974
CN973
FH9761
FH9762
FH9772
FH9771
FH9742
FH9752
FH9751
FH9741
CN997
FH9711
FH9712
FH9721
FH9722
R954
JW954
FH9732
FH9731
JW973
JW972
JW971
JW9771
JW9761
JW9751
JW9741
TH501
NO MT
NO MT
NO MT
NO MT
NO MT
NO MT
2P
13P
NO MT
0.01
25V
2200
16V
0.1
0.1
0.1
2P
VH
VH
1SS133T
11ES2
11ES2
11ES2
11ES2
2SC2785
100k
10k
10000p
RELAY 9V
11ES2
0.15
1/4W
FR
CONNECTOR
2P
1K/10K
THEMISTOR
100
16V
16V
4.7
50V
50V
470p
100
10V
10V
0.068
50V
MF
0.068
50V
MF
22
100V
0.01
100
10V
10V
2.2
50V
50V
100
10V
10V
0.01
10
50V
0.1
100V
0.1
100V
4.7
50V
50V
470p
100
10V
10V
0.068
50V
MF
0.068
50V
MF
22
100V
10
50V
100
50V
50V
13P
B-TO-B
13P
B-TO-B
1SS133T-72
1SS133T
1SS133T
1SS133T
1SS133T
1SS133T
1SS133T
1SS133T-72
1SS133T-72
MTZJ-T-72-33D
EARTH
MT
2SC1841
2SC2785
2SA988TP
2SC1841
2SC2785
2SC2785
2SC2785
2SC2785
2SC2785
2SC2785
BA1F4M
2SC1841
2SC1841
2SC2785
2SB1375
1k
1k
100k
10
1/2W
100
1/4W
FR
1
1/4W
FR
33k
2.2k
22k
10k
33k
68k
100k
100k
56k
47k
22k
22k
220
560k
47k
10k
47k
100k
4.7k
22k
47k
47k
1k
1k
100k
10
1/2W
100
1/4W
FR
4.7k
4.7k
33k
33k
100k
8.2k
1k
8.2k
RELAY
24V
10k
68k
10k
3PIN
CONNECTOR 3P
3P
WIRE LIST
GH7 ONLY
GH3
NO MT
TERMINAL, EARTH
2SA998
NO MT
JW
JW
0.1
10
50V
nO mT
22
50V
NO mT
NO mT
8A
8A
6.3A
6.3A
47k
47k
100
63V
47k
47k
1
1/4W
JW
STK 412-170
STK 412-170
220p
3.3k
1W
0.1
5W
0.1
5W
0.1
5W
3300
63V
3300
63V
2200
100V
100V
2200
100
10000p
100k
100k
0.1
0.1
3.3k
MTZJ-77-18C
MTZJ-77-18C
O.1
5W
82k
RBV1506
D5SBA20
22k
22k
220
4P
NO MT
NO MT
NO MT
NO MT
NO MT
NO MT
NO MT
NO MT
NO MT
NO MT
NO MT
NO MT
NO MT
NO MT
NO MT
NO MT
NO MT
NO MT
VH+
VL-
VH-
VL+
STK MUTE
SENSOR MOUNTED PC BOARD
TRANS MOUNTED PC BOARD
TRANS MOUNTED PC BOARD
R CH
R CH
L CH
*
*
*
HISTORY
X COUNT
SUFFIX
D A T E
SIGN.
DRAWN BY
PLANNED BY
CHECKED BY
APPROVED BY
UNIT
TOLERANCE
USED ON
RANK
FAMILY
ORIGINAL
MODEL
FINISH(COLOR)
DESCRIPTION
(E)
(J)
PART NO.
ANGLE
SCALE
6
5
4
3
2
1
MATERIAL(COLOR)
1
R E V I S I O N
TENTATIVE
SHEET
MODEL
PART NO.
:
ISSUED
mm
X
X
X
X
X
X
-
-
-
-
-
-
ECN-NO.
B
C
D
E
G
H
I
J
K
A1
B
C
D
E
F
G
H
I
J
K
2
3
4
5
6
7
8
10
11
12
13
14
15
16
1
A
L
A
L
H
9
THIS DOCUMENT IS THE PROPRIETARY PROPERTY OF SONY. ITS USE IS AU
OR FOR THE PERFORMANCE OF WORK FOR SONY. ALL QUESTIONS MUST BE REFE
RRED TO THE LOCAL PURCHASING DEPARTMENT OF SONY.
THORIZE0 ONLY FOR RESPONDING TO A REQUEST FOR QUOTATION,
REPL.
STBY RELAY
D-GND
NEUTRAL
AC3
AC4
AC4
VF
VF
VL
VL
AC3
VH
GND
GND
VH
Vp
!
!
!
!
!
TO SUB-TRANS
N
TO TRANS
TO MAIN
!
!
!
!
NO MT
VH
VH
GND
GND
VL
VL
AC3
AC3
AC4
AC4
VP
VF
VF
STBY RELAY
D-GND
R-IN
A-GND
L-IN
STK MUTE
STBY RELAY
D-GND
-B
AC3
AC3
AC4
AC4
VF
VF
FAN ON
DBFB FEEDBACK
FAN DET
SP PROTECT IN
FRONT RELAY
OVERLOAD_DET
EVER+3.9V
EVER+3.9V
R CH
R GND
L GND
L CH
PROTECTOR
TO POWER AMP
TO NO504(P AMP)
SPEAKER
TO SUB TRANS
MUTING
SWITCH
OVER_LOAD
DET
!
!
!
!
!
230-240
220
120
SW PROTECT
POWER GND
GH7 ONLY
R-HP
L-HP
POWER GND
LINK RELAY
-VG
EVER+3.9V
!
!
!
!
!
!
!
!
!
!
TO CN973 (TRANS)
5
3
1
7
8
12
9
10
11
13
14
15
16
17
18
19
!
Q507,508
COM:220
COM:220
GH5:220P
220
127
220
N
127
220
127
-
127
-
220
-
-
GH5:2SC2785
Tensão nos Transistores
Transistor B C E Transistor B C E Transistor B
C
E
Q971
0,8
0,2
0,0
Q506
0,7
0,0
0,0
Q512
3,3
4,5
0,0
Q501
0,0
28,7
0,0
Q507
0,0
28,8
0,0
Q941
-33,3
-44,0
-32,7
Q502
0,0
3,3
0,0
Q508
0,0
28,8
0,0
Q551
0,0
28,7
0,0
Q503
28,2
28,9
29,0
Q509
29,0
0,0
29,1
Q581
66,3
66,3
65,8
Q504
0,7
0,0
0,0
Q510
0,0
3,9
0,0
Q831
0,6
0,0
0,0
Q505
0,0
28,4
0,0
Q511
0,7
0,0
0,0
Pino
Tensão
Pino
Tensão
Pino
Tensão
Pino
Tensão
1
67,5
12,0
66,3
7
0,0
18,0
0,0
2
10,5
13,0
66,1
8
0,0
19,0
***
3
28,5
14,0
0,0
9
0,0
20,0
0,0
4
-10,5
15,0
0,0
10
0,0
21,0
0,0
5
***
16,0
***
11
0,0
22,0
0,0
6
-67,8
17,0
0,0
IC 501
1
2
3
4
5
6
2
3
4
5
6
IC 501
Pino
Tensão
Pino
Tensão
Pino
Tensão
Pino
Tensão
67,5
7
0,0
13
66,1
19
***
10,5
8
0,0
14
0,0
20
0,0
28,5
9
0,0
15
0,0
21
0,0
-10,5
10
0,0
16
***
22
0,0
***
11
0,0
17
0,0
-67,8
12
66,3
18
0,0
41 41
7-20 DIAGRAMA ESQUEMÁTICO - PLACA POWER AMP
MHC-RG90
MHC-RG90�
42
42
7-21. PLACA DE CIRCUITO IMPRESSO - PLACAS PAINEL/CD OPEN/CD SWITCH
IC602
IC601
PANEL BOARD
1-683-533-
11
(11)
30
29
1
2
H
MAIN
BOARD
CN401
1
9
18
10
E
CD SYNC
HI-DUB
S779
REC
PAUSE/START
D795, S751
1
8
P
PAD SWITCH
BOARD
NO605
(FOR CHECK)
1
30
31
50
51
80
81
100
FL601
FLUORESCENT INDICATOR TUBE
1
9
8
63
62
66
68
70
6
E
E
E
E
E
E
I/
D794, S749
CD
D605, S787
TUNER/BAND
D604, S786
TAPE A/B
D606, S785
MD (VIDEO)
D607, S784
GAME
D608, S783
GAME MIXING
S782
CD OPEN BOARD
CD SWITCH BOARD
1-683-537-
11
(11)
1-683-538-
11
(11)
OPEN/CLOSE
S792
EX-CHANGE
DISC SKIP
S791
E
DISC 3
D793, S790
DISC 2
D792, S789
DISC 1
D791, S788
6
S749,751
S779
−
792
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
E
(Page 33)
¥
Localização do
Semicondutor
Semicondutor
Ref. No.
Location
D604
C-10
D605
B-10
D606
C-10
D607
D-10
D608
D-10
D610
B-3
D612
B-3
D614
C-3
D791
H-7
D792
H-6
D793
H-5
D794
A-10
D795
G-1
IC601
C-5
IC602
F-1
Q601
B-10
Q602
B-10
Q603
C-10
Q604
D-10
Q605
D-10
Q791
H-8
Q792
H-8
Q793
H-5
Q794
A-10
Q795
G-2
(Page 44)
8
1
5
3
1
1
E
MHC-RG90�
43
43
7-22. DIAGRAMA ESQUEMÁTICO - PLACAS PAINEL / CD OPEN / CD SWITCH
¥
Tensões e formas de onda são dados em DC em relação ao terra
em condição de ausência de sinal.
sem indicação : TUNER (FM/AM)
em condição de ausência de sinal.
sem indicação : TUNER (FM/AM)
FL601
CN601
TP602
TP603
TP604
TP605
TP606
TP607
TP608
TP609
TP610
TP611
TP612
TP613
TP614
TP615
TP616
TP617
TP618
TP619
TP620
TP621
TP622
TP623
TP624
TP625
TP626
TP627
TP628
TP629
TP630
TP631
TP632
TP633
TP634
TP635
TP636
TP637
TP638
TP639
TP640
TP641
TP642
TP643
TP644
TP645
TP646
TP647
TP648
TP649
TP650
TP651
TP652
TP653
TP654
TP655
TP656
TP657
TP658
TP674
TP675
TP676
TP677
TP678
TP679
TP680
TP701
TP702
TP703
TP704
TP705
TP706
TP707
TP708
TP709
TP710
TP711
TP712
TP713
TP714
TP715
TP716
TP717
TP718
TP719
TP720
TP721
TP722
TP723
TP724
TP725
TP726
TP727
TP728
TP729
TP730
TP681
IC602
C608
C610
D614
Q601
Q602
Q603
X601
NO604
CNS601
Q604
Q605
Q795
Q794
D605
D608
C622
C652
TP601
NO602
C619
C653
S749
D612
D792
D791
D793
S788
S789
S790
S791
NO603
R618
C611
C612
R681
R680
FB603
R749
R795
D604
D606
D607
D795
R660
C620
C618
R613
C609
R614
R611
R606
R607
C710
R821
R822
R823
R824
R820
R819
R825
R646
R645
R647
D610
R792
S792
R800
R799
R798
R788
R789
R790
R791
R751
S751
R779
R662
R663
R661
R655
R656
C712
R657
R659
R654
R652
R653
R817
R818
C623
C629
C628
C627
C626
C625
C624
IC601
C711
C651
S787
S786
S785
S784
S782
S783
S779
R780
R781
R782
R783
R784
R785
R786
R787
Q791
Q792
Q793
R601
C613
R626
R627
R628
R629
R630
R801
D794
R612
R682
JW619
JW620
JW621
JW622
30P
BA3830F-E2
10
50V
10
50V
IIES2
BA1A4M
BA1A4M
BA1A4M
4MHz
8P
8P
BA1A4M
BA1A4M
BA1A4M
BA1A4M
SEL5923A
SEL5923A
4.7
50V
50V
10
50V
6P
47
10V
10
50V
IIES2
SEL5923A
SEL5923A
SEL5923A
6P
10k
10
50V
0.01
680
330
270
150
SEL5923A
SEL5923A
SEL5923A
SLR325VC
1M
0.01
0.01
27k
0.0033
33k
47k
270k
270k
0.01
680
680
680
680
680
390
390
100
10k
100
MTZJ-T-72-5.1B
68k
150
150
150
10k
15k
22k
33k
470
470
10k
10k
10k
100
100
0.01
15k
15k
100
10k
10k
1k
1k
0.001
0.01
0.01
0.01
0.01
0.01
0.01
MB90M407PF-G
-114-BND
0.01
0.1
680
1k
1.5k
1.5k
2.2k
3.3k
4.7k
6.8k
BA1A4M
BA1A4M
BA1A4M
82k
6.8
50V
50V
330
330
330
330
330
220
SELS5223S
22k
22k
6
6
6
5
48
6
0
6
1
73
72
6
9
6
7
7
0
7
1
7
2
7
3
6
8
1
2
1
3
1
4
1
5
1
6
1
7
1
8
1
9
2
0
2
1
2
2
2
4
2
5
2
6
2
7
2
8
2
9
3
0
1
0
9
8
7
6
5
4
3
2
1
100
99
98
97
96
95
94
71
70
69
68
67
7
9
8
0
77
7
7
93
86
87
88
89
90
91
92
5
2
5
3
5
4
5
5
5
6
7
4
2
3
4
5
6
7
8
9
1
0
1
2
1
3
1
4
1
5
1
6
1
7
1
8
1
9
2
0
2
1
2
2
2
4
2
5
2
6
2
7
2
8
2
9
3
0
3
1
3
2
3
3
3
4
3
5
3
6
3
7
3
8
3
9
4
0
4
1
4
4
8
8
8
7
8
6
8
9
9
0
9
1
9
2
9
3
9
4
9
5
9
6
9
7
9
8
9
9
1
0
0
52
53
55
54
56
57
58
59
31
32
33
34
35
36
37
38
39
40
41
43
44
61
60
1
4
9
5
1
4
3
4
8
74
64
65
79
80
66
64
56
54
53
52
51
49
AA1
AA2
AA3
AA1
AA2
AA3
5
7
5
8
5
9
F1
F1
N
P
N
P
N
P
NP
F2
F2
F2
NP
N
P
N
P
N
P
F1
VG
VCC-CPU
VSS-CPU
A
V
S
S
AV
C
C
M
D
2
VKK
MD0
V
S
S
-IO
V
D
D
-FIP
VG
A+10V
A+10V
A+10V
D+4V
D+4V
GC+4V
P
1
P
2
P
3
P
4
P
5
P
6
P
7
P8
P
9
P
1
0
P1
1
P1
2
P
13
P
14
P
15
P
1
6
P
17
P
18
P
19
P
20
P
2
1
P
22
P23
P
2
4
P
25
P
26
P
27
P
2
8
P29
P30
P31
P32
P33
P34
P35
P36
P37
P38
P39
P40
VSS-IO
P41
P
41
P
40
P
39
P
38
P
37
P
36
P
35
P
3
4
P
33
P32
P
3
1
P3
0
P
29
P
28
P
27
P
26
P2
5
P2
4
P2
3
P
2
2
P21
P2
0
P
1
9
P
1
8
P
1
7
P
1
6
P1
5
P
14
P
13
P1
2
P
11
P1
0
P
9
P
8
P
7
P
6
P5
P4
P
3
P2
P
1
G
1
G
2
G
3
G
4
G
5
G
6
G
7
G
8
G
9
G
10
G
11
G
12
G
13
G1
4
G
15
FLUORESCENT INDICATOR TUBE
DISC 1 LED
DISC 2 LED
DISC 3 LED
GC DGND
KEY 2
+4V
SPEANA
SIRCS
KEY INT DISPLAY
POWER LED
VF(1)
IIC-DATA
IIC-CLK
KEY INT POWER
VF(2)
VF(1)
VF(2)
A+10V
SPEANA
SPEANA
DISC 1 LED
DISC 2 LED
DISC 3 LED
GC DGND
KEY 2
+4V
VOL 1B
VOL 1A
KEY 1
KEY INT DISPLAY
KEY 0
DGND
EVER +4V
SIRCS
MD2
INT0
INT1
SI0
S00
VCC-CPU
GC DGND
MD0
F01
F02
F03
F04
L+R
VCC
BIAS
GND
RST.C
RST
R01
R02
F06
F05
LINE
NF
NF
IN
LINE
NF
REC
IN
REC
BAND-PASS
FILTER
D-GND
D-GND
D-GND
D-GND
EVER+4V
EVER+4V
EVER+4V
GC-RESET
(FOR CHECK)
TUNER/BAND
CD
TAPE A/B
MD(VIDEO)
GAME
REC
PAUSE/START
LED DRIVE
LED DRIVE
LED DRIVE
LED DRIVE
LED DRIVE
LED DRIVE
LED DRIVE
OPEN/CLOSE
EX-CHANGE
DISC SKIP
DISC 3
DISC 1
DISC 2
DISC 1
DISC 2
DISC 3
LED DRIVE
LED DRIVE
LED DRIVE
REC
PAUSE/START
FLUORESCENT INDICATOR TUBE DRIVER,
KEY CONTROL
TUNER/BAND
CD
TAPE A/B
MD(VIDEO)
GAME
GAME MIXING
HI-DUB
1G
2G
15G
3G
4G
5G
6G
7G
8G
9G
10G
11G
12G
13G
14G
NO-USE
X1
X0
VOLUME-A
VOLUME-B
S
O
FT-T
E
ST
RESET
N
O
-U
S
E
N
O
-U
S
E
LE
D
-R
EC
ALL-BAND
BPF5
B
PF
0
BP
F1
BP
F
2
B
PF
3
BP
F4
K
EY
2
KEY1
K
EY
0
I2
C-C
LO
CK
I2
C-D
A
T
A
L
ED
-D
IS
C3
LE
D
-D
ISC
1
LE
D
-D
IS
C
2
L
ED
-G
A
M
E
LE
D
-C
D
L
ED
-M
D
-V
ID
E
O
LED
-TU
N
ER
LE
D
-T
AP
E
MD1
NO-USE
NO-USE
NO-USE
CD SYNC
R658
15k
(Page 45)
(Page 37)
MHC-RG90�
44
44
7-23. PLACAS DE CIRCUITO IMPRESSO - PLACA PAD SWITCH/VOL
1-683-535-
11
(11)
1
4
1
P
PANEL BOARD
NO604
IC603
1
3
DISPLAY
MUSIC EQ
TUNER MEMORY
PLAY MODE
EFFECT
ON/OFF
ON/OFF
GROOVE
GAME EQ
P FILE
SURROUND
ENTER
MOVIE EQ
DIMMER
SPECTRUM
FM MODE
REPEAT
+
−
VOL BOARD
1-683-536-
11
(11)
S748
(ROTARY ENCODER)
VOLUME
4
1
3
1
2
DIRECTION
EDIT
PAD SWITCH
BOARD
S750, 752,
S754
−
762,
S765
−
778
8
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