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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)

Содержание ST-SE570

Страница 1: ...on 0 09 mono 0 18 stereo Frequency response 30 Hz 15 kHz 0 5 1 0 dB Separation 45 dB at 1 kHz Selectivity at 400 kHz 85 dB at 300 kHz 70 dB Output at 40 kHz deviation 600 mV AM tuner section Frequency range MW 522 1 611 kHz 9 kHz step LW 144 288 kHz 1 kHz step Intermediate frequency 450 kHz Usable Sensitivity with AM loop aerial MW 200 µV m LW 700 µV m Signal to noise ratio MW 54 dB 50 mV m 999 kH...

Страница 2: ...iring Boards DISPLAY Section 12 5 5 Schematic Diagram DISPLAY Section 13 5 6 IC Pin Function Description 14 6 EXPLODED VIEWS 6 1 Case Section 16 6 2 Front Panel Section 17 6 3 Chassis Section 18 7 ELECTRICAL PARTS LIST 19 SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE WITH MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION REPLACE...

Страница 3: ...EON NEWS INFO 3 13 14 EON TA 2 13 14 FM MODE qh 9 10 MEMORY 4 8 11 MENU 0 9 11 14 Numeric buttons qf 7 9 POWER 1 7 8 12 PTY qj 14 15 RETURN 9 9 SHIFT qd 8 11 TUNE MODE 8 8 10 TUNING SELECT 6 7 12 14 1 2 3 4 5 6 7 8 9 0 1 2345 7 8 6 9 0 qa qs qd qf qg qh qj qk 1 FM ANTENNA terminal 2 AM ANTENNA terminals 3 LINE OUT jack 4 EON CONTROL OUT terminal Rear Panel ANTENNA LINE OUT EON CONTROL FM U 75Ω COA...

Страница 4: ...below 2 1 DISASSEMBLY FLOW SECTION 2 DISASSEMBLY Note Follow the disassembly procedure in the numerical order given 2 2 CASE 407026 2 2 CASE 407026 Page 4 2 3 MAIN BOARD Page 5 SET 1 two screws case 3 TP2 2 two screws case 3 TP2 3 screw case 3 TP2 4 case 407026 ...

Страница 5: ...ST SE570 5 2 3 MAIN BOARD 4 MAIN board 2 connector CNP701 2 connector CNP702 2 connector CNP952 1 wire flat type 15 core CN101 3 two screws BV RING ...

Страница 6: ...ritten into memory after completing this check mode delete contents of memory according to 4 Forced RESET SECTION 3 TEST MODE 1 Circuit Check Mode Set to the reception frequency that the circuit can STEREO RDS stations Set the input level to above 70 dB This enables circuit check to be performed in any of the reception modes FM AM MW LW Set to a desired band before setting the test mode 1 Turn OFF...

Страница 7: ... Used to delete the contents of Factory Preset when it is written into the preset memory Clears all the RAMs and sets the initial state 1 Turn OFF the power 2 While pressing 5 and AUTO BETICAL SELECT together turn ON POWER 3 When All clear is indicated on the fluorescent display tube it means that Forced Reset has been completed 5 Language Change 1 Turn OFF the power 2 While pressing 2 turn ON POW...

Страница 8: ...er indication 3 Adjust RV201 to the place where level and 70dB M indica tion lights on fluorescent indicator tube Adjustment Location MAIN BOARD Component Side FM RF signal generator set FM ANTENNA 75 Ω coaxial TB101 Carrier frequency 98 MHz Modulation 1 kHz 40 kHz deviation Output level 6 3 mV 76dBµ 75 Ω open IC201 CN101 RV201 FM SIGNAL LEVEL Adjustment ...

Страница 9: ...gnation U B Line V B Line H adjustment for repair Voltages and waveforms are dc with respect to ground under no signal detuned conditions no mark FM Can not be measured Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Voltage variations may be noted due to normal produc tion tolerances Ci...

Страница 10: ...POWER 1 2 1 681 061 11 11 2 1 5 1 NOT REPLACEABLE BUILT IN TRANSFORMER POWER TRANSFORMER 2 1 PC901 AC IN BRN BLU 1 681 062 11 11 1 5 A B C D E F 1 2 3 4 5 6 7 8 9 10 5 2 PRINTED WIRING BOARDS MAIN Section See page 9 for Circuit Boards Location IC301 E 6 IC801 B 7 IC901 D 7 Q301 E 8 Q302 E 8 Q303 E 7 Q304 E 7 Q801 C 8 Q901 C 8 Ref No Location Ref No Location D251 E 5 D901 E 5 D902 D 5 D903 C 5 D904...

Страница 11: ... 47 50V 1SS133T 0 01 82p 2 2k 100 220 47p 47 47 16V 560p 10k 2 2 50V 10k 10k 10 50V 0 01 8P 9P LA5667 4 7k 4 7 50V 220 1k 10 10k 10 50V 100k 100k 4 7 50V 100k 220 16V 10k 10 50V 100k 4 7 50V 100 100 4 7 50V 4 7k 100p 220 220 100 47 16V 0 01 0 01 22k 0 1 50V 330p 470 0 01 0 01 0 01 0 01 NJM4558D 100p 2SC1740S 4 332MHz BN1L4M 0 01 10 50V 11ES2 1k 1k NJM4558D 1k 47k 2P LA1235 47k BU1924 47 50V 47 50V...

Страница 12: ... 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 ...

Страница 13: ...3T 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 G1 G2 G3 G4 G5 G6 G7 G8 G9 G10 G11 G12 G13 G14 G15 P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 P11 P12 P13 P14 P15 P16 P17 P18 P19 P20 P21 P22 P23 P24 P25 P26 P27 P28 P29 P30 P32 P33 P31 P34 P35 P36 Z1 Z2 Z3 Z4 Z5 Z6 Z7 Z8 Z1 Z2 Z3 Z4 Z5 Z6 Z6 Z7 Z7 Z8 Z7 G1...

Страница 14: ...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...

Страница 15: ...P1 to P32 O Segment drive signal output to the fluorescent indicator tube FL701 79 VLOAD Negative power supply terminal for the fluorescent indicator tube drive 30V 80 to 84 P33 to P37 O Segment drive signal output to the fluorescent indicator tube FL701 85 G16 Not used open 86 to 100 G15 to G1 O Grid drive signal output to the fluorescent indicator tube FL701 ...

Страница 16: ...s and packing materials are given in the last of the electrical parts list Accessories and packing materials are given in the last of the electrical parts list NOTE XX and X mean standardized parts so they may have some difference from the original one Color Indication of Appearance Parts Example KNOB BALANCE WHITE RED Parts Color Cabinet s Color Ref No Part No Description Remark Ref No Part No De...

Страница 17: ...emark 51 4 997 882 51 KNOB T 52 X 4953 636 1 PANEL ASSY FRONT 53 4 231 973 01 BUTTON POWER 54 1 681 061 11 AC SW BOARD 55 4 951 620 01 SCREW 2 6X8 BVTP 56 A 4476 422 A DISPLAY BOARD COMPLETE 57 1 681 059 11 ENCORDER BOARD 58 1 681 060 11 SW BOARD 51 52 53 supplied with RV701 54 55 55 56 57 58 55 55 ...

Страница 18: ...EW BV RING 102 4 957 880 11 BRACKET TRANSFORMER 103 1 681 062 11 TRANSFORMER BOARD 104 A 4476 421 A MAIN BOARD COMPLETE 105 3 703 244 00 BUSHING 2104 CORD 0106 1 575 651 21 CORD POWER 107 4 233 386 51 PANEL BACK 108 1 773 002 11 WIRE FLAT TYPE 15 CORE 0PT901 1 423 525 11 TRANSFORMER POWER TB101 1 693 410 25 TUNER PACK 1 7 685 646 79 SCREW BVTP 3X8 TYPE2 IT 3 2 7 685 872 09 SCREW BVTT 3X8 S 101 102...

Страница 19: ...cipated when order ing these items SEMICONDUCTORS In each case u µ for example uA µA uPA µPA uPB µPB uPC µPC uPD µPD CAPACITORS uF µF COILS uH µH The components identified by mark 0 or dotted line with mark 0 are critical for safety Replace only with part number specified When indicating parts by reference number please include the board IC IC701 8 759 495 96 IC uPD780205GF 040 3BA IC702 8 759 827...

Страница 20: ...0V C103 1 127 876 11 CERAMIC 0 01uF 10 50V C104 1 126 964 11 ELECT 10uF 20 50V C201 1 162 288 31 CERAMIC 330PF 10 50V C202 1 127 876 11 CERAMIC 0 01uF 10 50V C203 1 127 876 11 CERAMIC 0 01uF 10 50V C204 1 127 876 11 CERAMIC 0 01uF 10 50V C205 1 104 660 91 ELECT 47uF 20 16V C206 1 127 876 11 CERAMIC 0 01uF 10 50V C207 1 126 956 91 ELECT 0 1uF 20 50V C251 1 127 876 11 CERAMIC 0 01uF 10 50V C301 1 12...

Страница 21: ...1 4W R317 1 249 417 11 CARBON 1K 5 1 4W R318 1 249 417 11 CARBON 1K 5 1 4W 0R319 1 249 405 11 CARBON 100 5 1 4W 0R320 1 249 405 11 CARBON 100 5 1 4W R321 1 249 393 11 CARBON 10 5 1 4W R351 1 249 437 11 CARBON 47K 5 1 4W R352 1 249 437 11 CARBON 47K 5 1 4W R801 1 249 429 11 CARBON 10K 5 1 4W 0R802 1 249 401 11 CARBON 47 5 1 4W F R803 1 249 421 11 CARBON 2 2K 5 1 4W R804 1 249 409 11 CARBON 220 5 1 ...

Страница 22: ...PTOR CONVERSION PLUG 3P UK 1 765 383 11 CORD WITH CONNECTOR EON CONNECTING CORD 1 776 263 11 CORD CONNECTION AUDIO CORD 4 233 395 11 MANUAL INSTRUCTION ENGLISH UK 4 233 395 21 MANUAL INSTRUCTION FRENCH GERMAN SPANISH DUTCH AEP 4 233 395 31 MANUAL INSTRUCTION SWEDISH ITALIAN POLISH AEP 4 233 395 41 MANUAL INSTRUCTION DANISH FINNISH AEP 4 233 395 51 MANUAL INSTRUCTION PORTUGUESE AEP ...

Страница 23: ...23 ST SE570 MEMO ...

Страница 24: ...TORY Clicking the version allows you to jump to the revised page Also clicking the version at the upper right on the revised page allows you to jump to the next revised page Ver Date Description of Revision 1 0 2001 04 New ...

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