Power, Display, Cd cdr – Marantz MAR770 User Manual

Page 37: Schematic diagram and parts location

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37

38

65

64

41

40

25

24

1

80

CY08

QY04

QY02

RY03

RY01

CT52

CT02

LT03

LT53

RY08

RY07

CT54

CT04

CT05

CT55

CN51

J652

CY12

CY11

C655

C656

C653

RT52

LY01

RY28

RY14

RY27

RY26

RY25

RY24

RY23

RY22

RY21

SF51

JT52

JT02

J301

J682

JY01

J902

JJ01

VX01

RY11

RY15

C683

Q681

RN58

RN57

RN56

RN55

QN58

QN56

QN55

QN57

R686

R685

R684

R683

R682

R681

C682

C681

C702

C701

QY01

L902

L901

J901

DY04

XY01

SY26

CY10

CY09

RY13

RY12

ZY01

CY07

CY06

RY10

RY09

CY05

CY04

CY03

DY03

DY02

DY01

RY06

RY05

RY04

RY02

QY03

SY23

SY22

SY21

SY20

SY19

SY18

SY17

SY16

SY15

SY09

SY08

SY07

SY06

SY05

SY04

SY03

SY02

SY01

RF57

CF52

CF51

RF56

RF55

RF54

QF52

QF51

DF51

RF53

RF52

RF51

LF51

JF51

CT53

CT03

RT02

R301

C301

LT52

RT51

CT51

LT51

JT51

JT01

L682

L681

J681

L702

L701

J701

RT01

CT01

LT02

LT01

C314

R314

R313

C313

R312

Q311

C312

L311

C311

R311

J311

QN54

QN53

QN52

QN51

J651

RN54

RN53

RN52

RN51

C652

C651

L652

L651

R656

R655

R654

R653

R652

R651

47000P

SP/ETC

2SC536

SP/ETC

2SC536

47K

47K

47p

47p

820

820

0.1

0.1

CH

100p

CH

100p

0.1

5V

47/16V

47000P

100/25V

100/25V

100

150

10K

47K

4.7K

4.7K

4.7K

4.7K

4.7K

4.7K

47K

5V

10K

0.1

74HCU04

2.2K

2.2K

2.2K

2.2K

2SC2878A

2SC2878A

2SC2878A

2SC2878A

100

100

100

100

100k

100k

CH

100p

CH

100p

CH

100p

CH

100p

TMP87CH74F

3.3V

5V

100P

100P

10K

10K

47/16V

0.1

100

100

22P

22P

0.022

*

470

39K

100

47K

SP/ETC

2SC536

10K

0.1

470P

22

2.2K

10K

SP/ETC

2SC536

SP/ETC

2SA608

*

47K

47K

100

47/16V

47/16V

100

100

47/16V

33

0.1

33

0.1

0.1

100

3.3k

0.22U

3.3k

74HCU04

0.22U

CH

100p

75

2SC2878A

2SC2878A

2SC2878A

2SC2878A

2.2K

2.2K

2.2K

2.2K

CH

100p

CH

100p

100k

100k

100

100

100

100

220/16V

5V

+5V

5V

VFTD

5V

5V

5V

5V

5V

5V

5V

VFTD

VFTD

VFTD

VFTD

5V

5V

5V

5V

5V

5V

G12

G11

G10

G9

G8

G7

G6

G5

G4

G3

G2

G1

P7

P6

P21

P20

P19

P18

P17

P16

P15

P14

P13

P12

P11

P10

P9

P8

P5

P4

P3

P2

P1

P21

P20

P19

P18

P17

P16

P15

P14

P13

P12

P11

P10

P9

P8

P7

P6

P5

P4

P3

P2

P1

G12

G11

G10

G9

G8

G7

G6

G5

G4

G3

G2

G1

G15

G14

G13

W651

GND

LCH

OUTPUT

OUTPUT RCH

3

2

1

14

13

12

11

10

9

8

7

6

5

4

3

2

1

OUTPUT

OUTPUT

W651

W901

W801

WJ02

WF51

WJ01

WY04

WY01

WY02

WY03

5

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

52

53

PY46

PY36

PY26

PY16

P916

PP16

5

4

3

2

1

5

4

3

2

1

3

2

1

3

2

1

OUT

RC-5

IN

RC-5

DOBM

5V

GND

OUT

IN

COAX

GND

IN

OPT

RCH
GND

LCH

MUTE

GND

GND
RCH

IN

REC

LCH

IN

REC

1500

1708

J852

J851

POWER

RCH

CD LCH

CD

GND

GND

GND

KILL

DOBM

CD

7

6

5

4

3

2

1

BWD

FWD

DISPLAY

PAUSE

PLAY

SELECT

CDR

STOP

REC

SHUTLE

JOG

RCH

GND

LCH

CD

CDR

1400

1705

1410

RCH

RCH

LCH

LCH

RCH

LCH

CDR

CD

STANDBY

2

1

2

1

IN

RC-5

OUT

RC-5

EXT

IN

SW

INT/EXT

HEADPHONE

5V

GND

INTERRUPT

CLK

IIC

GND

DATA

IIC

RESETN

VDC1

VFTD

VDC2

IN/OUT

RC-5

OUT

OPT

CD

COAX

CD

OUT

ANALOG

CD

IN

OPT

INPUT

COAX

OUT

OPT

CDR/CD

OUT

COAX

CDR/CD

INPUT

ANALOG

OUT

ANALOG

CDR/CD

MENU

DELETE

CANSEL

PLAY

CD

CD STOP

CDR

O/C

CD

O/C

SELECT

CD

MODE

DJ

SOURCE

EXT

ERASE

FINALIZE

TYPE

REC

10

9

8

7

6

5

4

3

2

1

79

78

77

76

75

74

73

72

71

70

69

68

67

66

63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42

39

38

37

36

35

34

33

32

31

30

29

28

27

26

23

22

21

20

19

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

26

25

24

23

22

21

20

19

18

17

16

15

14

13

12

11

10

9

8

7

6

2

1

11. SCHEMATIC DIAGRAM AND PARTS LOCATION

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