Technics SAEH-570 Schematic

SPEAKERS

8

. . . .

CP602

. .

1

W722A

W721A

B

1

MAIN P.C.B.

. .

4

. . . . . . . .

10

To SOUND PROCESSOR

W501

. . . . . .

1

W901A

. . . . .

2

. . . . . . . .

2

. . . . . . . .

1

15

14

W902A

CN781

. . . . . . . .

1

CP101

20

19

. . . . . .

1

. . . . .

2

Z120

1

. .

TUNER

. .

UNIT

. . . . .

11

15

14

10

. . . . . . . .

1

10

W701B

1

. . . . . .

8

CN602

POWER TRANSFORMER

E

(A) P.C.B.

POWER TRANSFORMER

F

(B) P.C.B.

T702

(Power

transformer)

AC IN P.C.B.

D

W2/W3

. . . . . . . .

1

W721B W722B

For [EB] area.

W1

BROWN

W1

10

. .

1

4

T701

(Power transformer)

W3

W2

For [E,EG,EP] areas.

BLUE

POWER SUPPLY P.C.B.

C

W902B

15

.

14

.

2

1

15

.

14

.

W901B

.

2

1

OPERATION P.C.B.

A

AC IN

A

OPERATION P.C.B.

A

B

C

DE

F

1

VR901

(VOLUME)

1

J

C903

C921

R939 R986

75

R943

R945

C907

J

R962

D151

C151

15

70

31

158

16

R993

J J

J

35

C155

R995

J

C928

D933

65

40

J

R950

J

L151

J

C919

C152

J

D973

R990 R997

60

45

C909 C904

D907

R949

R158

C153

J

55

50

C160

C922

51

C927

2 3

R929

R930

R931

R904

R903

)

D904

J

R902

J

R999

R976

Q901

B C E

C924

J

J J

D905

R946

R932

J

R935

R954

J J

C901

C914

C916

C918

R928

D974

R901

( PLAY/

R956

R987

R926

R936

J

C905

95

100

1

5

C912

C911

J

R952

C910

R921

J

R944

C158

C159

C157

C156

S904

REC)

J

2

3

J

S915 (RDS DISP MODE PTY)

S914 (RDS DISP MODE PS)

R913

J

R916

R914

R915

4

S912

(TUNER/

R994

R911

R910

R909

R906

R905

S903

(—DEMO)

BAND)

J

S908

(INPUT

SELECTOR

R907

J

S905

(FM AUTO/

MONO)

S911

(TUNING )

S910

5

(TUNING )

J

S907 (SET)

6

S906

(TUNING

MODE)

7

JK903

(PHONES)

2

3

4

1

5

7

C923

8

W905

S902

(CLOCK/

TIMER)

J

6

C395

C396

R988

L902

90

10

C925

R953

J

C917

J

R918

C915

R919

R991

R934

R937

R969

J

D906

R958

C926

81

85

15

20

3 2

X901

1

X902

R922

J

Z901

(SENSOR)

3 2 1

C154

X151

R957

J

R960

J

25

R925

910

D954

J

R959

J

L901

IC901

30

J

R951

C908

R924

IC151

R157

( PLAY/

C902

J

80

R961

REC)

J

R912

J

R996

FL901

10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

53 54

W902B

15

14

J

13

12

11

S913

10

DIGITAL

9

8

S.WOOFER

7

6

5

4

3

2

D951

1

J

D902

D901

W901B

C920

15

14

13

12

11

10

9

8

1

7

2

6

5

4

3

5

2

6

1 7 8 9

L153

J

R155

R151

R152

L152

R154

R153

POWER SUPPLY P.C.B.

C

R725 R723

Q705

ECB

R724

B C

D739

E

D738

D730 D758

C718

C722

R749

R768

.....

C717

W701B

C710

R720

R765

[E,EG,EP] [EB]

10

C734

J

9 8 7 6 5 4 3 2 1

D723

Q701

Q702

Q711

B C

C719

E

B C E

B C

Q725

E

REP3115D-M REP3115E-M

C720

J

S901

( / )

D306

( )

REP3115D-M REP3115E-M

.....

[E,EG,EP]

[EB]

J

C707

J

C761

J

R776

R708

E C B

D720

C714

D717

D719

D755

C704

C735

J

W501 19

17 15 13 11

J J J J

R738

C702

C740

9 7 5 3 1

C708

20 18 16 14 12 10

8 6 4 2

R739

C

J

Q610

C509

J

C706

ECB

D703

D751

J

D701

J

D752

D702

J

Q609

ECB

J

R512

R511

R509

R510

C510

D721

J

Q708

Q709

C715

J

R564

R563 R693 R692

R597 R598

C602

J

C703

J

C701

CP602

1234

R229

J

D761

J

C656

J

D753

C629

C627

5678

C723

J

R651

DE

C655

C732

C626

C628

J

R570

D756

J

ECB

Q710

J

CP101

J

R727

J

R652

L605

J

R591

E

D658

J

R649

Q554

D552

R561

D757

CB

R559 R557

C552

C724

Q551

R797

Q503

J

R650

J J

C554

R729

J

B C E

R572 R544

R769

R721

L606

R558

E

D555

Q555

R556

R555

D725

D558

R767

R638

C709

J

CB

C551

C613

R608

C614

R548

B C E

J

1234567891011

C553

R607

C619

J

D672

R675

J

C550

D551

R623

R554

C721

J

R722

D671

D673

B C E

Q672

J

C618

R637

R672

R622

R624

C648

C617

J

R673

E602

R553

R552

N

J

R648 R671

C671

R674

E601

B C E

R551

R621

C616 R627

Q673

B C

C672

E

Q671

J

C673

R642

J

C642

C640

C612

R610

J

D602 D601

C620

C641

Q601

J

C622

Q602

C647

B C E

R628

J

R640

J

C630

Q607

J

R647

L602

J

Q606

R688

J

C611

J

L601

C639

J

R604

R687

C603

R609

J

R639

JK602

J

C637

E

R601

C650

J

C632

C636

C635

R605 R606

R617 R618

R684

E

R603

R686 R685

CB

R602

J

CB

C607

C604

J

C621

JK601

Q608 IC601

C649

R641

26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10

9 8 7 6 5 4 3 2 1

C608

C631

LF

(8 )

HF

(6 )

LF

(8 )

HF

(6 )

REP3115D-M REP3115E-M

F

SPEAKERS

Rch

Lch

.....

[E,EG,EP]

.....

[EB]

A

MAIN P.C.B.

B

1

D607

J

CN781

10

9 8

R635

R719

7 6

J

5 4

2

3 2

J

1

J

C725

J

3

To SOUND PROCESSOR

4

5

W902A

15

14

13

12

11

10

8 6 4 2

J

C664

B

D737

J

9 7 5

J

3 1

R694

J

D611

R696

J

Q612 B C E

J

R695

Q723

B

C733

C

R764

E

J

R763

R230

J

W901A

15

14

D657

13

12

D659

11

C705

J

10

9

J

8

7

J

6

5

4

3

2

1

J

J J J J

J

R707

J

C737

J

Q707

D718

C731

D705

W721A

10

9 8

J

7 6

C741

W722A

5

4

3

2

1

D704

6

D754

J

7

J

8

A

1

2

3

4

B

AC IN P.C.B.

D

RL702

4

1

C791

W1

F1 T2A

Z701

FC1 FC2

L701

JK701

3

2

W2/W3

C

T702(Power transformer)

C753

J

DE

J

C755

D743

Q791

C754 C758

J

R794

ECB

D500

ECB

R777

J

D741

D742

R773 R774

Q726

J

D744

J

C634

D746

D747

J

C759

R795 D740

D745

R771

D711

R772

R712

CN602

1 2 3

J

4 5

J

6 7 8

CN601

1 2 3 4 5 6 7 8

9 10 11 12

F

.....

REP3116D-S REP3116E-S

.....

[E,EG,EP] [EB]

AC IN

5

230V 50Hz ..... [E,EG,EP]

230-240V 50Hz ..... [EB]

POWER TRANSFORMER

E

(A) P.C.B.

POWER TRANSFORMER

F

T701(Power transformer)

W722B

1 2 3 4

R791

R792

CN701

CN702

CN703

CN704

CN705

J

CN706

CN707

CN708

CN709

CN710

6

R793

W721B

1 2 3 4 5 6

7

7 8 9

10

(B) P.C.B.

CN711

CN713

J

W3

CN712

J

W1

J

W2

J

8

.....

REP3115D-M REP3115E-M

.....

[E,EG,EP] [EB]

REP3116D-S REP3116E-S

.....

[E,EG,EP] [EB]

SCHEMATIC DIAGRAM-1

OPERATION CIRCUIT

A

NOTE: The number which noted at the connectors on the schematic diagram as "SCHEMATICDIAGRAM-1" or "SCHEMATICDIAGRAM-2" indicates the schematic diagram serial number located on the left corner in the schematic diagram.

:AUDIO SIGNAL LINE

R997

D973

C921

150

MA4030MTA

1000P

R996

150

FL901 (A2BB00000084)

C922

35V33

1 6 8 10 11 12 13 14 15 1617 18 19 20 21 22 2324 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 4950 53 542 5 7 9

C920

50V4.7

C928

50V4.7

)

S908

INPUT SELECTOR

(

R912

4.7K

)

S913

(DIGITAL

S.WOOFER

S912

(TUNER/ BAND)

R907

3.3K

R911

3.3K

S907

S911

) SET

(

)

TUNING,

(

R906

2.2K

R910

2.2K

S906

S910

)

TUNING MODE

(

)

(TUNING,

R905

1.8K

R909

1.8K

S905

)

FM AUTO/MONO

(

R904

1.5K

S904

R916

1.5K

)

PLAY/ REC

(

FL DISPLAY

R903

1.2K

)

S903

DEMO (-

R915

1.2K

ABCDEFGH I JKLMNOPQRSTU

ABCDEFGHIJKLMNOPQRSTUVWXYZ

R9021KR901

R9141KR913

820

)

S902

CLOCK/ TIMER

(

820

)

PTY

S915

(

(RDS DISP MODE)

S901

S914

) /

(

) PS

(

R922

R921

10K

R925

1K

R924

1K

C908

C907

470P

R944

2.2K

X

W

C919

C927

50V4.7

JK903

3.5mm PHONES

W905

C923

D974

MA165TA

S

C395

0.047

T

0.1

C396

0.047

C904

0.01

C924

0.1

V

2 3 6 4 5 7 1