Yamaha NX-C430 Service Manual download pdf (Page 59)

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5-1. BLOCK DIAGRAM (5)

AMP

Q1303-1306

R

IK R

R

G

B

IK

4

1

R

IK R

4

1

8

6

7

10

6

7

10

4, 5,

9, 11

1

8

9

7

6

10

3

K

H+

H-

G2

G1

G2

V902

V901

R/S

H+

H-

B/S

200V

9

7

5

1

B

IK B

5

1

VM 6

R/S

H+

H-

9

7

6

R/S

H+

H-

9

7

6

G2 1

B/S

H+

H-

9

7

6

AMP

Q704-706

BUFFER

Q734

AMP

Q731-733

VM DRIVE

Q1301, 1302

CN737

CN732

CN731

CN733

CN736

CN1304

CN740

1

2

VM, OUT

VM, RET

1

2

VM, OUT

VM, RET

1

2

VM, OUT

VM, RET

CN1303

DY(B)

DY(G)

DY(R)

VM

VM

VM

VM

VM

VM

VM ASSY

48V80

53V80/61V80

48V80

VM ASSY

VM ASSY

CN1302

CN1301

CN734

K

H+

H-

G2

CG

CR

G1

4, 5,

9, 11

(R DRIVE)

G DRIVE,

VM DRIVE

()

CN701

CN704

CN702

CN703

FOCUS BLOCK

B

IK B

4

1

8

6

7

10

4, 5,

9, 11

V903

B/S

H+

H-

9

7

6

G2 1

AMP

Q761-764

K

H+

H-

G2

CB

G1

(B DRIVE)

CN761

CN706

CN762

CN763

FOCUS BLOCK

FOCUS BLOCK

200V

K

TO A

BOARD

CN203

H

TO A

BOARD

CN204

D

TO G

BOARD

CN503

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