Sony CMT-HX3R Service Manual ▷ View online
HCD-HX3
HCD-HX3/HX5/HX7
6-19. PLACA DE CIRCUITO IMPRESSO – Seção POWER SUPPLY –
•
Veja a pág 26 para localização das placas de circuito
:Usa solda sem chumbo.
TK1
C
5
C
4
C
1
2
CN4
CN2
FB11
C22
D3
T
H
2
VR001
V
R
0
0
3
JW2
JW1
C2
D1
C11
JW12
JW11
T31
C609
CN604
JW602
JW
6
0
8
JW
6
0
7
D
3
1
C31
D
3
2
Q11
C
2
4
TB1
C23
Q12
R23
R
2
5
D11
JW32
C32
TK3
D
3
3
CN31
PH11
PH602
JW
3
7
C25
C20
IC11
C
1
5
C
1
6
JW
1
3
FH
1
FH
2
F1
C1
CN1
R2
TH1
R
1
2
R
2
2
R
1
3
D2
T1
D
1
4
JW31
JW34
CN32
R
66
0
R
65
9
C
6
5
1
R
6
5
4
R
6
5
3
R662
Q
6
5
2
R663
R661
Q
6
5
1
Q
6
5
0
D
6
52
R18
R20
R27
R29
C
3
8
C
39
JR
3
0
JR
3
1
JR
32
R33
R
4
1
R
3
2
C
18
R17
C
1
7
R
1
6
R
1
1
D
1
5
D16
C21
D17
C19
R
1
5
C
1
4
R24
C
1
3
R
1
4
Q
6
0
1
R
6
1
0
R
6
0
9
C606
R608
R
61
5
R
6
1
8
C
N
6
0
1
IC601
C604
D602
R606
D603
T603
R
6
0
4
PH601
JW
6
0
4
IC650
D604
C653
JW
6
0
5
L602
C654
CN602
JW
6
06
JW
6
0
9
TK601
R617
R616
R619
C
6
0
2
C603
R603
R605
R607
Q615
C
6
1
5
R
6
5
1
C
6
5
2
R
6
5
2
R
6
5
7
R655
R656
R
6
5
8
C611
C612
R4
VR002
R3
L601
ET2
S1
ET1
CN3
C
B
E
C
B
E
1
18
6
10
C
E
B
C
B
E
1
2
4
3
1
2
4
3
M
MAIN BOARD
CN304
1-873-250-
14
(14)
A
B
C
D
E
F
G
H
I
J
K
1
2
3
4
5
6
7
8
9
10
11
SWITCHING POWER BOARD
(AC IN)
1
2
LINE
FILTER
(CHASSIS)
1
2
2
1
S
G
D
S
G
D
1
1
3
4
1
3
J
MAIN BOARD
CN305
MAIN POWER
TRANSFORMER
SUB POWER BOARD
K
MAIN BOARD
CN306
1-873-249-
C
B
E
3
4
2
1
1
3
5
9
7
6
(CHASSIS)
1
3
1
3
SUB POWER
TRANSFORMER
1
2
1
4
8
5
(CHASSIS)
AMP BOARD
CN704
R
1
4
1
3
4
5
6
7
8
9
10
11
12
13
14
(14)
VOLTAGE SELECTOR BOARD
1-873-245-
14
(14)
(CHASSIS)
(CHASSIS)
1
2
VOLTAGE
SELECTOR
127V T 220V
•
Localização dos
semicondutores
Ref. No. Local
D1
E-3
D2
D-4
D3
F-4
D11
C-6
D14
C-7
D15
C-6
D16
C-5
D17
C-5
D31
F-9
D32
D-8
D33
B-9
D602
J-9
D603
J-9
D604
J-7
D652
F-10
IC11
C-5
IC601
J-10
IC650
J-7
PH11
B-7
PH601
J-8
PH602
B-7
Q11
E-6
Q12
F-5
Q601
B-4
Q615
K-9
Q650
G-10
Q651
H-9
Q652
G-9
(Page 33)
(Page 29)
(Page 29)
(Page 29)
41
HCD-HX3
HCD-HX3
6-20. DIAGRAMA ESQUEMÁTICO – Seção POWER SUPPLY –
•
Veja a pág 43 para diagrama em blocos do IC.
•
Veja a pág 48 para descrição das funções dos pinos do IC.
D31
Q651
D11
R24
R41
C1
C2
D1
CN1
IC11
C21
R22
R27
R20
R29
R18
Q11
Q12
TK1
C14
R15
C15
C16
C17
R16
R11
R17
C18
C13
R14
C22
C23
CN601
IC601
R607
R605
TK601
R658
R25
R32
D14
C604
R604
D603
R619
C602
R651
R652
R655
R656
C652
R657
C651
R654
R662
CN31
CN604
TK3
CN602
L602
F1
C611
C612
C654
C653
T603
D604
PH601
R603
C603
C615
R617
R616
D602
R606
Q615
R615
R618
R659
R653
R661
C609
R660
Q652
R663
D652
R12
R13
CN4
C39
C38
JR30
JR31
JR32
IC650
D32
R33
JW34
C32
PH11
PH602
D33
C24
C25
R23
Q601
C606
R608
C19
C20
D15
D17
R610
R609
T31
FB11
1.1
µH
D16
TH2
D2
D3
C12
TH1
VR001
T1
R2
CN32
Q650
D10SC6M
2SC3052
UF4005PKG23
1k
100k
0.22
275V
0.22
275V
C4
470p
250V
C5
470p
250V
D3SB60F3
2P
CXD9841P
0.22
1k
10
10k
10
10k
2SK3561(LB2SONY)
2SK3561(LB2SONY)
0.001
10 50V
4.7 50V
0.001
100
0
0.1
0.01
470k
220p
1kV
220p
1kV
2P
MIP2F2
0
15k
47k
33
1k
10ERB20-TB3
1
50V
47
10ERB20-TB3
220k
0.1
1k
470
4.7k
22k
0.1
47
0.01
47k
10k
4P
3P
2P
5A
250V
1
0.1
220
10V
10V
220
10V
10V
10ERB20-TB3
TLP421F(D4-GR)
470k
0.0022
1
0
100k
ST02D-200TA
1
2SA1235
2.2M
2.2M
1k
10k
10k
10
50V
1k
2SA1235
470
UDZW-TE17-16B
4.7M
4.7M
2P
1
0.01
1
0.1
1000P
FAN431AZXA
RB085T-90
470
TLP421F(D4-GR)
TLP421F(D4-GR)
220
35V
35V
0.1
2W
2SC3052
0.01
1k
0.01
47
25V
UDZW-TE17-15B
RB751V-40TE-17
UDZW-TE17-15B
2.2M
1/2W
1/2W
3P
2SC3052
15k
100
1800
S2V60-TA
S2V60-TA
VDD
FB
CL
VCC
SOURCE
SOURCE
DRAIN
GND
PRI-GND
PRI-GND
GND
NC
PRI+
PRI+
VSENSE
F/B
CT
RT
GND
SS
VC1
OCP
VC2
P-GND
VG(L)
VB
VS
VG(H)
VD
GND
GND
GND
AC_L
AC_N
CN2
2P
PROTECT
11V
NC
(CHASSIS)
(CHASSIS)
(CHASSIS)
INVERTER
POWER ON/OFF
4V(SUB)
4V(SUB)
SUB POWER TRANSFORMER
ISOLATOR
POWER CONTROL
FEED BACK
SWITCH
Q651,652
DC DETECT
(AC IN)
+27V
+27V
35V
SHUNT REGULATOR
MTZJ-T-77-27A
ISOLATOR
ISOLATOR
SWICHING
SWICHING
S
S
270k
150k
POWER CONTROL
C11
390 250V
1
2
3
4
LINE FILTER
MAIN POWER TRANSFORMER
390 250V
33000p
800V
POWER ON/OFF CONTROL SWITCH
C31
L601
2200
16V
R4
1M 1/2W
R3
1M 1/2W
VR002
VR003
CN3
S1
3P
VOLTAGE
SELECTOR
127V
220V
(E,E51)
(Page
30)
(Page 31)
(Page 34)
(Page 30)
42
HCD-HX3
HCD-HX3
•
Diagramas em blocos dos IC's
– Placa CD –
IC201 TK63115SCL-G@GT
THERMAL &
OVER CURRENT
PROTECTION
VOLTAGE
REFERENCE
ON/OFF
CONTROL
VIN 1
GND 2
VCONT 3
NC
4
VOUT
5
+
–
IC401 BA5826SFP-E2
1
2
3
4
5
6
7
8
9
10
11
12
13
13
14
28
27
26
24
23
22
21
20
19
18
17
16
15
25
LEVEL
SHIFT
LEVEL
SHIFT
THERMAL
SHUT-DOWN
REGULATOR
BIAS TRAP
LEVEL
SHIFT
MUTE
LEVEL
SHIFT
D.BUFF
D.BUFF
D.BUFF
GND
IN4
IN4'
BIAS
VCC
VCC
IN3'
IN3
VO3(+)
VO3(–)
VO4(–)
VO4(+)
RESETt
OPIN
VO1(–)
REGB
VO1(+)
IN1
RESET
REGOUT
MUTE
GND
IN2'
IN2
VO2(+)
VO2(–)
GND
OPOUT
D.BUFF
D.BUFF
D.BUFF
D.BUFF
D.BUFF
REGULATOR
VCC
VCC
– Placa USB –
IC302 PST3629NR
VDD 2
OUT 1
GND 3
+
–
VREF
CD
5
NC
4
24
23
22
MCU
I/F
TONE CONTROL
L-CH BASS/TREBLE
SURROUND
21
20
25
26
27
28
INR4
LOUT
ROUT
AGND
VCC
REFIN
DATA
CLK
DGND
TRER
TREL
NC
BASSL2
NC
INR3
INPUT
SELECTOR
INPUT
SELECTOR
INPUT GAIN
CONTROL
INPUT GAIN
CONTROL
MUTE
MUTE
REF
MODE
SELECTOR
VOLUME
VOLUME
INR2
INR1
INL1
INL2
INL3
INL4
IGOUTL
VOLINL
IGOUTR
VOLINR
BASSR1
BASSL1
BASSR2
19
18
17
16
15
1
2
3
5
6
7
8
9
4
10
11
12
13
14
TONE CONTROL
R-CH BASS/TREBLE
IC304 R2S15904SP
43
HCD-HX3
IC308 MM1615ANLE
2
5
VIN
4
VOUT
GND
1
CONT
3
NOISE
DRIVER
THERMAL
SHUTDOWN
BIAS
REFERENCE
+
–
CURRENT
LIMITTER
LIMITTER
IC311, 312 TC74HC4066AFT (EL)
1I/O
VCC
1
14
1C
13
4C
12
4I/O
11
4O/I
10
1O/I 2
2O/I 3
2I/O 4
2C 5
3C 6
GND 7
3O/I
9
3I/O
8
IC313 TC74VHC157FT (EKJ)
SELECT 11
1
1A
2
3
4
5
6
7
INPUT
INPUT
OUTPUT
OUTPUT
1A
1B
1Y
2A
2B
2Y
1B
1Y
2A
2B
2Y
GND 8
V
CC
STROBE
16
4A
15
14
13
11
12
11
10
INPUT
INPUT
OUTPUT
OUTPUT
G
4B
4Y
3A
4A
4B
4Y
3A
3B
9
3B
3Y
3Y
S
IC320 BA6956AN
1
2
3
4
5
6
7
8
9
CONTROL LOGIC
TSD
VREF
OUT2
OUT1
RNF
VM
VCC
FIN
GND
RIN
DELTA-SIGMA
MODULATOR
DELTA-SIGMA
MODULATOR
ANTIALIAS
LOW-PASS FILTER
ANTIALIAS
LOW-PASS FILTER
AGND
VCC
2
3
VDD
DGND
4
5
LRCK 7
REFERENCE
× 1/64
DECIMATION
FILTER
WITH
HIGH-PASS
FILTER
SERIAL
INTERFACE
&
MODE/FORMAT
CONTROL
FMT
12
VINR
14
VINL
13
MD1
11
MD0
10
DOUT
9
BCK
8
CLOCK & TIMING CONTROL
POWER
SUPPLY
SCKI 6
VREF 1
– Placa AMP –
IC701 PCM1808PWR
44
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