Sony MHC-RG190 / MHC-RG290 (serv.man2) Service Manual ▷ View online
HCD-RG190/RG290
45
45
HCD-RG190/RG290
7-22. PLACAS DE CIRCUITO IMPRESSO – Seção KEY –
: Utilizada solda sem chumbo
R675
R656
R655
R654
R653
R652
R676
R677
R626
CN609
JW683
JW682
D611
S601
S606
S605
S604
S603
S625
S626
S627
S602
R688
C643
C644
R682
R683
R687
R686
R685
R684
CN605
S672
S638
S637
S636
S635
S634
S633
S624
S631
S632
KEY LEFT BOARD
1-869-006-
1-868-904-
11
(11)
12
(12)
(RG290: MX)
EXCEPT
RG290: MX
(RG290: MX)
EXCEPT
RG290: MX
CD SYNC
(RG290: MX)
EXCEPT
RG290: MX
KARAOKE
DISPLAY
AUDIO IN
TAPE A/B
TUNER/BAND
CD
1
1
4
P
PANEL
BOARD
CN608
ILLUMINATION
REC/PAUSE
START
STANDBY
KEY RIGHT BOARD
1-869-007-
1-868-905-
11
(11)
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 – 627,
S624 – 627,
S631 – 638
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
(Page 50)
(Page 50)
HCD-RG190/RG290
46
46
HCD-RG190/RG290
7-23. DIAGRAMA ESQUEMÁTICO – Seção PANEL/KEY –
C621
C622
C712
R629
R681
R
702
R703
R705
R706
R
707
R708
R709
R710
R
711
R712
R715
R716
R717
R718
R719
R766
R652
R653
R654
R655
R656
X701
C707
D711
C625
R741
R742
R609
C642
C641
R607
R608
C710
C711
R627
R628
R743
R744
C708
C709
R610
R680
R713
R690
R765
R764
R763
R762
Q703
C704
C703
C701
R674
R673
R672
R663
R662
C702
S622
S621
S623
S613
S612
R660
R661
R670
R671
S611
R618
R617
R650
R651
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
D611
R626
S601
S602
S603
S604
S605
S606
S625
R676
S626
R677
S627
R746
R745
IC610
FL701
IC701
R701
R704
CN604
CN605
S638
C644
S624
C631
R611
R601
R602
R613
R603
R614
R604
R615
R605
R631
R635
R612
Q601
R634
R633
R632
Q603
Q602
Q604
Q605
JR602
S671
CN601
CN608
CN609
R675
R691
C705
D601
D602
D603
D604
D605
2.2
50V
2.2
50V
50V
22 50V
100
47k
220
100
100
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
4700p
MC2836
22 50V
22
22
100
0.01
0.01
10k
10k
0.1
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
22k
47k
10k
10k
22k
47k
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
SLR-325VCT31P
1k
10k
22k
4.7k
4.7k
RPM7240-H18
-509-8BT-A
0
0
5P
5P
0.01
47
10V
1k
1k
1k
1k
1k
1k
1k
1k
1k
10k
10k
1k
2SC3052
10k
10k
10k
2SC3052
2SC3052
2SC3052
2SC3052
0
19P
4P
4P
4.7k
47k
470p
S
11
S
1
2
S
1
3
S
1
4
S
1
5
S
1
6
S
1
7
S
1
8
S
1
9
S
2
0
S
2
1
RMS
RMS
VDI
VDO
VCL
VCE
RST
S
1
S
2
S
3
S
4
S
5
S
6
S
7
S
8
S
9
S
1
0
S
1
1
S
1
2
S1
3
S
1
4
S15
S16
S17
S18
S19
S20
S21
R
S
T
V
C
L
V
C
E
V
D
O
V
D
I
MOTOR
SOL-A
SOL-B
SOL-B
SOL-A
MOTOR
V
O
L
-B
V
O
L
-A
J
O
G
-B
J
O
G
-A
S
T
1
S
T
2
S
T
3
S
T
4
S
T
5
S
T5
S
1
S
2
S
3
S
4
S
5
S
6
S
7
S8
S
9
S
1
0
G
1
G
2
G
3
G
4
G
5
G
6
G
7
G
8
G
9
G
1
0
G
1
1
G
1
2
G
1
3
STBY
TCM-SYNC
KEY0
K
E
Y
0
S
T
B
Y
JO
G
-A
JO
G
-B
K
E
Y3
K
E
Y
3
G1
G2
G3
G4
G5
G6
G7
G8
G9
G10
G11
G12
G13
ST4
ST3
S
T
2
S
T1
TCM-SYNC
V
O
L
-A
V
O
L
-B
0
10k
1L4345V22DOTDT02
1L4345V22DOTDT02
1L4345V22DOTDT02
1L4345V22DOTDT02
1L4345V22DOTDT02
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
VDD
2
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-JO
G A
I-JO
G B
I-M
ODEL
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
STREA
M 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
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
Q701,704
CAPSTAN/REEL MOTOR DRIVE
Q703,706
TRIGGER PLUNGER DRIVE
(DECK-B)
TRIGGER PLUNGER DRIVE
Q702,705
(DECK-A)
/LED DRIVER,TAPE MECHANISM
DECK CONTROLLER
XR
ESET
TUNING
-
-
TUNING
+
+
DISC SKIP/
EX-CHANGE
DISC 1
DISC 2
DISC 3
GROOVE
SURROUND
EQ BAND
ENTER
ROTARY ENCODER
REMOTE CONTROL
RECEIVER
(STREAM)
Q601-605
LED DRIVE
ROTARY ENCODER
VOLUME
STANDBY
DISPLAY
AUDIO IN
TAPE A/B
TUNER/BAND
CD
ILLUMINATION
CD SYNC
REC/PAUSE
START
THE ASSEMBLED
BLOCK
SUPPLIED WITH
TAPE MECHANISM
DECK BLOCK
11
1
FLUORESCENT INDICATOR TUBE
FLUORESCENT INDICATOR TUBE
D601-605
(MULTI JOG)
VFD-RESET
mPD780232GC
(Page 35)
(Page 39)
HCD-RG190/RG290
47
47
HCD-RG190/RG290
•
FORMAS DE ONDAS
– PLACA CD –
3
IC201
u;
(RFACO)
(CD play mode)
200 mV/DIV, 500 ns/DIV
Approx.
900 mVp-p
900 mVp-p
22.8
µ
s
3.3 Vp-p
1
IC201
1
(LRCK),
2
(LRCKI)
(CD play mode)
1 V/DIV, 10
µ
s/DIV
2
IC201
5
(BCK),
6
(BCKI)
(CD play mode)
1 V/DIV, 200 ns/DIV
472 ns
3.3 Vp-p
4
IC201
<z/,
(XTAO)
(CD play mode)
1 V/DIV, 20 ns/DIV
59 ns
2.3 Vp-p
qa
IC101
ra
(RFACO)
(CD play mode)
200 mV/DIV, 500 ns/DIV
Approx.
900 mVp-p
900 mVp-p
22.8
µ
s
4.5 Vp-p
qs
IC101
ys
(LRCKI),
yd
(LRCK)
(CD play mode)
1 V/DIV, 10
µ
s/DIV
qd
IC101
y;
(BCKI),
yh
(BCK)
(CD play mode)
1 V/DIV, 200 ns/DIV
472 ns
4.5 Vp-p
qf
IC101
uj
(XTAO)
(CD play mode)
2 V/DIV, 20 ns/DIV
59 ns
4.5Vp-p
wa
Q453 (Base) (REC mode)
500 mV/DIV, 5
µ
s/DIV
17
µ
s
1.3 Vp-p
ws
Q453 (Collector) (REC mode)
2 V/DIV, 5
µ
s/DIV
17
µ
s
6.1 Vp-p
– BD Board – – PLACA DECK –
ea
IC901
qa
(XT2 (32.768KHZ))
1 V/DIV, 10
µ
s/DIV
30.6
µ
s
3 Vp-p
es
IC901
qf
(X2 (16MHZ))
1 V/DIV, 20 ns/DIV
62.5 ns
2.5 Vp-p
ra
IC1001
y;
(XO1)
(CD-G play mode)
2 V/DIV, 50 ns/DIV
70 ns
6.7 Vp-p
rs
IC1001
4
(SBSY)
(CD-G play mode)
2 V/DIV, 5 ms/DIV
13.4 ms
5.1 Vp-p
ta
IC701
4
(X2)
1 V/DIV, 100 ns/DIV
239 ns
3.5 Vp-p
– PLACA PRINCIPAL – – CD-G Board – – PLACA PAINEL –
HCD-RG190/RG290
48
48
HCD-RG190/RG290
7-24. PLACA DE CIRCUITO IMPRESSO – Placa TRANSFORMADOR (RG190) –
: Utilizada solda sem chumbo
R910
R911
R914
D906
R903
R904
D901
D910
CN901
JW925
S901
PT902
JW909
JW912
JW901
PT901
JW905
JW
931
JW933
JW935
C907
JW932
F906
F907
D902
CN907
JW930
F904
JW917
C911
D905
D903
D904
FH914
JW922
JW920
JW921
JW924
JW926
JW934
JW923
JW928
FH913
FH911
FH912
C910
Q902
JW929
R908
RY901
C908
FH909
FH910
JW936
CN903
C909
D908
JW937
F905
FH908
FH907
VOLTAGE
SELECTOR
220V T 0V t127V
SUB POWER
TRANSFORMER
5
9
4
1
MAIN POWER
TRANSFORMER
1
7
NOT REPLACEABLE:
BUILT IN TRANSFORMER
BUILT IN TRANSFORMER
∗
∗
8
17
M1
POWER
BOARD
CN442
1
3
K1
MAIN
BOARD
CN001
1
11
(AC IN)
1
2
K
A
A
PT BOARD
1-868-910-
12
(12)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
(Page
34)
(Page
44)
•
Localização do
Semicondutor
Ref. No. Location
D901
A-7
D902
G-11
D903
G-12
D904
G-11
D905
G-12
D906
B-9
D908
B-7
D910
H-10
Q902
A-9
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