Yamaha NX-C430 Service Manual download pdf (Page 55)

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– 56 –

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64

60

59

61

5

3

6

1

2

4

11

9

12

7

8

10

15

14

16

21

20

22

11

5

12

3

2

6

7

7

2

14

16

1

8

9

1

3

56

58

52

54

45

47

51

49

53

41

43

35

34

36

29

27

30

25

26

28

32

+

-

31

BUFFER

Q152

BUFFER

Q1724

BUFFER

Q1723

BUFFER

Q1717

BUFFER

Q1718

BUFFER

Q1727

BUFFER

Q1733

BUFFER

Q1730

H. SEP

Q004

BUFFER

Q153

H. SEP

Q001

SWITCH

Q151

9

11

7

14

13

9

11

7

14

13

MTU V

MTU L

MTU R

STU V

STU AU

3ANT SW1

1ANT SW2

ANT SW1

ANT SW2

MTU V

MTU L

MTU R

STU V

STU AU

TV V MAIN

C1

Y1

SSW1

V1

L1

R1

C3

Y3

SSW3

V3

L3

R3

Y4

L4

R4

Y5

L5

R5

TV L MAIN

TV R MAIN

TV V SUB

TV L SUB

TV R SUB

IC1702

A/V SWITCH

IC1701

CN401(1/2) CN1701

CN001

TU151

MAIN TUNER

TU152

SUB TUNER

Y-OUT

C-OUT

L-OUT

R-OUT

SUB-Y OUT

SUB-C OUT

C IN

Y IN

V OUT

MONI L

MONI R

TV V

TV L

TV R

C2

Y2

SSW2

V2

L2

R2

SDA

SCL

SDA

SCL

DET OUT2

DET OUT

DET OUT

DE-EM OUT

AFT OUT

MUTE

RF AGC

SDA

SCL

SDA

SCL

STUH

STUAFT

STUAUMT

SDA

SCL

SDA

SCL

MODE

F MONO

MUTE

AFT OUT

ST IND

SAP IND

L OUT

R OUT

18

16

MAIN V /Y

MAIN C

3

1

10

9

5

17

18

19

13

12

AU-L

AU-R

SUB Y

SUB C

COMB C

Y MUTE

TV-MUTE

P-MUTE

SDA

SCL

SDA

SCL

CN1701

CN1703

Q1702

Q1710

Q1709

Q1708

Q1707

Q1701

J1701

Q1703

CN1702 CN1253

3

2

1

6

5

7

Q1704

J1706

BUFFER

Q1705, 1706

BUFFER

Q1713, 1714

BUFFER

Q1712, 1716

BUFFER

Q1711, 1715

VIDEO 1

IN

S VIDEO

VIDEO

AUDIO

L

R

J1702

J1703

VIDEO 3

IN

S VIDEO

VIDEO

AUDIO

AUDIO

VIDEO 4

IN

L

Y

PB

PR

R

L

R

TO

A

BOARD

SYSTEM

CONTROL

BLOCK

ANT

SW

MTU H

MTU AFT

ST IND

SAP IND

PGC ATT

SAP

MONO

MTU AUMT

STU H

STU AFT

STU AUMT

ANT SW1

ANT SW2

SWITCH

Q005

SWITCH

Q003

10

7

9

5

3

1

FR C

FR Y

FRONT SW

FR V

FR L

FR R

CN2001(1/3)

CN2001

(2/3)

18

17

20

SUB U

SUB V

S UV SW

CN1701

3

1

5

MAIN U

MAIN V

M UV SW1

10

7

9

5

3

1

FR C OUT

FR Y OUT

FRONT SW

FR V OUT

FR L OUT

FR R OUT

13

15

1

2

VARI L

VARI R

CENTER +

CENTER -

J1251

VIDEO 2

IN

S VIDEO

VIDEO

AUDIO

L

R

VIDEO

MONITOR

OUT

AUDIO

L

R

J1705

VIDEO

TV OUT

AUDIO

L

R

J1707

TB1701

AUDIO OUT

(VAR/FIX)

CENTER

SPEAKER

IN

L

R

J1704

AUDIO

VIDEO 5

IN

Y

PB

PR

R

L

IC1704

YUV SWITCH

IC1703

YUV SWITCH

BUFFER

Q1725, 1728

BUFFER

Q1726, 1729

BUFFER

Q1731, 1734

BUFFER

Q1732, 1735

A

(1/4)

(TUNER)

U

(1/2) (VIDEO/AUDIO IN/OUT)

HB

(1/2)

(LINE IN 2)

A

TO A BOARD

CN401

C

TO A BOARD

CN004

A

TO A BOARD

CN401

D

B

TO A BOARD

CN201

E

F

TO A BOARD

CN004

SECTION 6

DIAGRAMS

6-1. BLOCK DIAGRAM (1)

1 2 ... 50 51 52 53 54 55 56 57 58 59 60 ... 107 108

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