DOWNLOAD Sony CMT-SPZ70 Service Manual ↓ Size: 5.91 MB | Pages: 79 in PDF or view online for FREE

Model
CMT-SPZ70
Pages
79
Size
5.91 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / BRAZIL
File
cmt-spz70.pdf
Date
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Sony CMT-SPZ70 Service Manual ▷ View online

HCD-SPZ
7
0
37
37
HCD-SPZ70
• Forma de ondas
– 
Placa 
CD  –
– 
Placa 
TC –
– 
Placa Principal
 –
– 
Placa 
AMP –
– 
Placa 
FL  –
3
IC201 
u;
 (RFACO)
(
Modo 
CD play )
200 mV/DIV, 500 ns/DIV
Approx.
900 mVp-p
22.8 
µ
s
3.3 Vp-p
1
IC201 
1
 (LRCK), 
2
 (LRCKI)
(
Modo 
CD play )
1 V/DIV, 10 
µ
s/DIV
2
IC201 
5
 (BCK), 
6
 (BCKI)
(
Modo 
CD play )
1 V/DIV, 200 ns/DIV
472 ns
3.3 Vp-p
4
IC201 
<z/,
  (XTAO)
(
Modo 
CD play )
1 V/DIV, 20 ns/DIV
59 ns
2.3 Vp-p
qa
Q453 (Base) (
Modo 
REC)
500 mV/DIV, 5 
µ
s/DIV
17 
µ
s
1.3 Vp-p
qs
Q453 (Collector) (
Modo 
REC)
2  V/DIV, 5 
µ
s/DIV
17 
µ
s
6.1 Vp-p
wa
IC1301 
qa
 (XCOUT)
1 V/DIV, 10 
µ
s/DIV
30.5 
µ
s
2.6Vp-p
ws
IC1301 
qd
 (XOUT)
1 V/DIV, 100 ns/DIV
200 ns
3.2 Vp-p
22.8 
µ
s
3.2 Vp-p
ea
IC701 
q;
 (LRCK)
1 V/DIV, 10 
µ
s/DIV
es
IC701 
qa
 (BCK)
1 V/DIV, 100 ns/DIV
324 ns
3.6 Vp-p
ed
IC703 
8
 (Q2)
1 V/DIV, 50 ns/DIV
82 ns
4 Vp-p
ef
IC709 
4
1 V/DIV, 10 ns/DIV
20.3 ns
3.9 Vp-p
ra
IC901 
5
 (DSC)
500 mV/DIV, 1 
µ
s/DIV
2.3 
µ
s
1.5Vp-p
38
             
HCD-SPZ
7
0
•
Diagrama do bloco do IC
– 
Placa 
CD  –
IC203
BH18LB1WG-TR
THERMAL
PROTECTION
VOLTAGE
REFERENCE
CONTROL
BLOCK
OVER CURRENT
PROTECTION
VIN 1
GND 2
STBY 3
NC
4
VOUT
5
+
–
1
LEVEL SHIFT
MUTING
D
15
16
+ –
+
–
D
D
17
18
D
19
20
VREF
21
22
23
24
25
26
27
28
PREVCC
OPOUT
OUTVREF
CH4CAPA
CH4IN
CH3FIN
CH3RIN
GND
MUTE
POWVCC
CH3OUTF
CH3OUTR
CH4OUTF
CH4OUTR
OPIN–
2
OPIN+
INTERFACE
14
13
D
12
11
D
10
9
8
7
6
CH2FIN
CH2RIN
GND
5
4
CH1FIN
CH1RIN
VREFIN
POWVCC
CH2OUTR
CH2OUTF
CH1OUTR
CH1OUTF
INTERFACE
D
D
3
SW
INTERFACE
IC402
BA5947FM-E2
3 9
HCD-SPZ
7
0
– 
Placa Principal
 –
IC1204
MM1615ANLE
2
5
VIN
4
VOUT
GND
1
CONT
3
NOISE
DRIVER
THERMAL
SHUTDOWN
BIAS
REFERENCE
+
–
CURRENT
LIMITTER
VDD 2
OUT 1
GND 3
+
–
VREF
CD
5
NC
4
IC1302
PST3629NR
IC1501
BD3870FS-E2
4 0
             
HCD-SPZ
7
0
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
2X0
X2
VDD
X1
XCOM
X0
X3
A
B
VSS
VEE
INH
2X1
2X3
2XCOM
2X2
IC1505
MC14052BDTR2
– 
Placa 
AMP  –
IC701
PCM1803DBR
DELTA-SIGMA
MODULATOR
DELTA-SIGMA
MODULATOR
VINL 1
VINR 2
VREF1 3
VREF2 4
VCC
AGND
5
6
BYPAS 8
TEST 9
LRCK 10
REFERENCE
×
 1/64, 
×
 1/128
DECIMATION
FILTER
WITH
HIGH-PASS
FILTER
SERIAL
INTERFACE
&
MODE/FORMAT
CONTROL
MODE1
20
MODE0
19
FMT1
18
FMT0
17
OSR
16
SCKI
15
VDD
14
DGND
13
DOUT
12
BCK
11
CLOCK & TIMING CONTROL
POWER
SUPPLY
PDWN 7
5
VIN
4
VOUT
2
GND
3
NOISE
BYPASS
1
CONTROL
BANDGAP
REFERENCE
THERMAL
PROTECTION
14
1
2 3
4
5
6
7
13 12 11
10
9
8
VCC
GND
CK
CLR
CK
CLR
Q
PR
Q
Q
PR
Q
D
D
IC702
NJM2871BF33-TE2
IC704
NJM2871BF18-TE2
IC703
MC74VHC74DTR2
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