Sony ST-SE570 Service Manual ▷ View online
ST-SE570
11
11
D904
R905
R906
CN101
C351
L351
L352
C352
C951
CN951
CNP951
CNP901
CNP952
R901
Q303
Q301
Q304
Q302
R316
C251
R251
CNJ251
D251
CN952
R909
R908
C906
D
905
D
90
6
C910
R
904
R
903
C909
C905
D902
C902
D901
C901
R902
C908
C907
D907
C911
D908
C803
C806
R803
R805
R804
C807
R802
C802
C805
R801
C808
R104
R105
C104
C103
CNP702
CNP701
IC901
R308
C308
R310
R311
R321
R306
C304
R304
R302
C302
R301
C319
R305
C303
R303
C301
R319
R320
C307
R307
C305
R309
R315
R202
C205
C206
C204
RV201
C207
C201
R201
C202 C203
C804
C801
IC301(2/2)
S901
PC901
PT901
C306
Q801
X801
Q901
TB101
C101
C102
D
903
R318
R317
IC301(1/2)
R312
R352
CNJ301
IC201
R351
IC801
C903
C904
11ES2
1k
1k
15P
0.001
0.001
0.001
250V
2P
2P
2P
5P
47k
2SD2144S-T
2SD2144S-T
P-UVW
2SD2144S-T
2SD2144S-T
P-UVW
220
0.01
10
3P
1SS133T
5P
1k
1k
220
50V
50V
M
T
ZJ-T
-72
-27
M
TZ
J-T
-72
-6.8
10
50V
47k
10
0k
47
16V
2200
35V
11ES2
0.01
11ES2
0.01
47k
10
50V
470
6.3V
11ES2
0.47
50V
1SS133T
0.01
82p
2.2k
100
220
47p
47
47
16V
560p
10k
2.2
50V
50V
10k
10k
10
50V
0.01
8P
9P
LA5667
4.7k
4.7
50V
50V
220
1k
10
10k
10
50V
100k
100k
4.7
50V
50V
100k
220
16V
16V
10k
10
50V
100k
4.7
50V
50V
100
100
4.7
50V
50V
4.7k
100p
220
220
100
47
16V
0.01
0.01
22k
0.1
50V
50V
330p
470
0.01
0.01
0.01
0.01
NJM4558D
100p
2SC1740S
4.332M
H
z
BN1L4M
0.01
10
50V
11
ES
2
1k
1k
NJM4558D
1k
47k
2P
LA1235
47k
BU1924
47
50V
47
50V
A1
A4
A1
A2
A3
A4
AA1
AA2
AA3
AA4
AA6
AA7
AA8
AA1
AA1
AA2
AA4
AA5
AA6
AA7
AA8
AA3
A2
A3
AA5
POWER
CLK
DATA
D-IN
RDS-C
CE
ST
AST
MUTE
EON
RDS-D
SI
F
F
GND
+5V
-30V
G
G
QUAL
RDDA
IN
VDD
VDD
RDCL
TEST
MODE
GND
RESET
5V-IN
+5V
+13V-IN
+13V
IFIN
MUTE
VCC
SIG.
(CHASSIS)
L
R
LINE OUT
POWER
AC IN
* NOT REPLACEABLE:
BUILT IN TRANSFORMER
EON CONTROL OUT
TRANSFORMER
POWER
MUTING
MUTING
MUTING
MUTING
LINE AMP
NULL
LIMITER
FM SIGNAL
DETECTOR
SWITCH
FM DET
RDS
DECODER
MUTING
SWITCH
+5V,+13V
REGULATOR
MUTE
THE ASSEMBLED
BLOCK
(
(
SUPPLIED WITH
(CHASSIS)
AM
FM
75
Ω
COAXIAL
ANTENNA
SCOUT
CIN
VSSA
VREF
VSSD
OSCI
OSCO
TS7
10
µ
H
10
µ
H
5-3.
SCHEMATIC DIAGRAM – MAIN Section –
•
See page 9 for Waveform.
•
See page 14 for IC Block Diagram.
(Page 13)
(Page 13)
ST-SE570
12
12
5-4.
PRINTED WIRING BOARDS – DISPLAY Section –
•
See page 9 for Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
D701
B-10
D702
B-10
D703
A-11
D704
B-2
D705
A-8
IC701
B-7
IC702
B-8
Q701
A-11
ENTER
DIRECT
SHIFT
0
9
8
7
6
5
4
3
2
1
DISPLAY
MEMORY
FM MODE
BAND
EON
AUTO-BETICAL
SELECT
11
NEWS/INFO
TA
PTY
(11)
1-681-058-
1
3
A
MAIN BOARD
CNP702
B
MAIN BOARD
CNP701
9
1
8
31
30
1
100
81
80
51
50
FLUORESCENT INDICATOR TUBE
62 61
57
55
50
45
40
35
30
25
20
15
11
9
6
2 1
+
S701 – 715,
717 – 724,
727, 728
1
2
3
ENCODER BOARD
1
3
1-681-059-
11
(11)
TUNING
/SELECT
SW BOARD
1-681-060-
4
1
MENU
RETURN
TUNE MODE
CHARACTER
11
(11)
DISPLAY BOARD
1
4
1
3
A
B
C
D
2
3
4
5
6
7
8
9
10
11
12
1
E
(Page 10)
(Page 10)
ST-SE570
13
13
5-5.
SCHEMATIC DIAGRAM – DISPLAY Section –
•
See page 9 for Waveform.
•
See page 14 for IC Pin Function Description.
R704
R763
R781
CNP703
CN703
CNP704
CN704
CN702
CN701
R727
R726
R732
R731
R730
R729
R728
R725
R724
R723
R722
R721
R711
R712
C709
C708
C710
R713
R709
C702
C704 C703
D702
R703
C705
C701
D701
S719
R771
R770
R773
S720
S721
R775
R776
R777
R778
R779
R780
R762
R761
R760
R759
R758
R757
R756
C717
R752
R753
R754
R755
R750
R751
R710
D705
R702
R701
C706
C707
TP1
TP2
TP3
R707
R706
D703
D704
C713
Q701
C714
R708
R705
FL701
IC701
X701
S701
S702
S703
S704
S705
S706
S707
S708
S709
S710
S711
S712
S717
S718
R772
S722
S723
S724
R774
IC702
S727
S713
S714
S728
RV701
R764
S715
JW754
JW753
JW752
JW751
C711
C712
47k
3.9k
1.2k
3P
3P
4P
4P
8P
9P
470
470
470
470
470
470
470
470
470
470
470
470
100k
100k
0.01
0.01
0.01
100
100
0.01
27p
27p
1SS133T
10k
0.01
0.01
1SS133T
120
100
150
220
270
330
470
560
820
2.2k
1.2k
820
560
470
330
270
220p
120
150
180
220
100
120
10k
1SS133T
1.5k
1.5k
0.1
47
35V
1k
22k
1SS133T
1SS133T
0.01
2SC1740S
0.47
50V
47
470k
F-040-3BA
4.192MHz
120
180
NJL64H400A-1
12k
0.1
0.22F
5.5V
K1
K2
P1
P2
P3
P4
G
1
G
2
G
3
G
4
G
5
G
6
G7
G
8
G
9
G
10
G
11
G
12
G
13
G
1
4
G
15
P1
P
2
P
3
P
4
P
5
P
6
P
7
P
8
P
9
P
1
0
P1
1
P1
2
P
13
P14
P
15
P16
P
17
P18
P19
P20
P21
P22
P2
3
P24
P25
P
26
P
27
P28
P
29
P
30
P
32
P33
P31
P
34
P
3
5
P
3
6
Z1
Z2
Z3
Z4
Z5
Z6
Z7
Z8
Z1
Z2
Z
3
Z
4
Z5
Z6
Z6
Z7
Z7
Z
8
Z7
G1
G2
G3
G4
G5
G6
G7
G8
G9
G10
G11
G12
G13
G14
G15
P36
P35
P34
P5
P6
P7
P
8
P
9
P10
P11
P
12
P
13
P14
P
15
P
16
P17
P18
P
19
P20
P
21
P
22
P
23
P
24
P
25
P
26
P
29
P
30
P
31
P32
P33
P
27
P
28
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
Y
1
Y
2
Y3
Y4
Y5
Y
6
Y7
Y
8
Z9
Z10
Z9
Z10
X1
X2
X3
X
1
X
2
X
3
K1
K2
POWER
CLK
DATA
D-IN
RDS-C
CE
ST
AST
MUTE
EON
RDS-D
SI
F
F
G16
P37
GND
+5V
-30V
ENCODER
P36
P35
P34
G1
G2
G3
G4
G5
G6
G7
G8
G9
G10
G11
G12
G13
G14
G15
P
5
P
6
P
7
P
8
P
9
P
1
0
P
1
1
P
1
2
P
1
3
P
1
4
P
1
5
P
1
6
P
1
7
P
1
8
P
1
9
P
2
0
P
2
1
P
2
2
P
2
3
P
2
4
P
2
5
P
2
6
P
2
7
P
2
8
P
2
9
P
3
0
P
3
1
P
3
2
P1
P2
P3
P4
FLUORESCENT INDICATOR TUBE
SYSTEM CONTROL
RESET
SHIFT
DIRECT
0
9
8
7
6
5
4
3
2
1
PTY
MEMORY
FM MODE
BAND
DISPLAY
AUTO-BETICAL
SELECT
NEWS
/INFO
TA
EON
G
O
U
T
5V
REMOTE SENSOR
CHARACTER
MENU
RETURN
TUNE MODE
TUNING
/SELECT
ENTER
µ
PD780205G
(Page 11)
(Page 11)
ST-SE570
14
14
3
6
11
2
5
8
1
4
14
15
12
9
10
16
13
7
FM IF AMP
LIMITER
AF/NULL
METER
QUADRATURE
DET
AF AMP
IF OFF
NULL METER
SHORTING
LEVEL
DET
METER
DRIVE
MUTING
CIRCUIT
CIRCUIT
DETUNE
DET
GND
B+
1
2
3
4
REG
GND
CONTROL
REG
5
6
7
IC901 LA5667
ANALOG
DIGIT
AL
RCLK
NC
XO
XI
VSS2
T2
VDD2
T1
QUAL
RDA
T
VREF
MUX
VDD1
VSS1
VSS3
CMP
1
4
3
6
5
8
7
2
14
15
16
13
12 11 10
9
CLOCK
PLL 57kHz
RDS/ARI
COMPARATOR
8th SWITCHED
CAPACITOR
FILTER
ANTI-ALIASING
FILTER
BIPHASE
DECODER
PLL
1187.5Hz
DEFFERENTIAL
DECODER
TEST
IC801 BU1924
• IC Block Diagrams
– MAIN Board –
– MAIN Board –
IC201 LA1235
5-6.
IC PIN FUNCTION DESCRIPTION
•
DISPLAY BOARD IC701 (
µ
PD780205GF-040-3BA)
Pin No.
Pin Name
I/O
Description
1
VDD
—
Power supply terminal (+5V)
2
ANT
—
Not used (open)
3
ANT
—
Not used (open)
4
BAND1
—
Not used (open)
5
BAND2
—
Not used (open)
6
IF-B
—
Not used (open)
7
N.C.
—
Not used (open)
8
MONO
—
Not used (open)
9
TUN
—
Not used (open)
10
RESET
I
System reset signal input terminal “L”: reset
11
X2
O
Main system clock output terminal (4.19MHz)
12
4.19MHz
I
Main system clock input terminal (4.19MHz)
13
GND
—
Ground terminal
14
N.C.
—
Not used (open)
15
LOCK
I
Lock signal input terminal
16
VDD
—
Power supply terminal (+5V)
17
CLK
O
Serial data transfer clock signal output to the PLL IC on tuner pack (TB101) “L”: active
18
DATA
O
Serial data output to the PLL IC on tuner pack (TB101)
19
D-IN
I
Serial data input from the PLL IC on tuner pack (TB101)
20
CE
O
Serial chip enable signal output to the PLL IC on tuner pack (TB101)
21
BLN
—
Not used (open)
22
ST
I
Stereo detection signal input from the tuner pack (TB101)
23
CAL
—
Not used (open)
24
AST
I
Tuned display detection signal input from the tuner pack (TB101) “L”: tuned
25
AVSS
—
Ground terminal
26
MUTE
O
Muting on/off control signal output terminal
27
EON
O
EON output control terminal
28
PGM
—
Not used (open)
29
DATA RDS
I
RDS data input from the RDS decoder (IC801)
30
R2
O
Rotary encoder phase detection
31
KEY2
I
Key input terminal (A/D input)
32
KEY1
I
Key input terminal (A/D input)
33
SI
I
Signal input terminal
34
AVDD
—
Analog power supply terminal (+5V)
35
AVREF
I
Reference voltage (+5V) input terminal
36
RIN
I
Remote control signal input from the remote sensor (IC702)
37
R1
I
Rotary encoder number of rotation detection
38
RDS CLK
I
RDS serial clock signal input from the RDS decoder (IC801)
39
POWER
I
Power supply ON/OFF monitor
40
GND
—
Ground terminal
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