HF456330

F-20B

*

*

*

*

*

REF NO.

PART NO.

DESCRIPTION

 

 

REMARKS

QTY

RANK

R16

HF456330

Carbon Resistor

3.3K 1/4 J

 

 

 

01

R17

HF457330

Carbon Resistor

33.0K 1/4 J

 

 

 

01

-19

HF457330

Carbon Resistor

33.0K 1/4 J

 

 

 

01

R20

HF458100

Carbon Resistor

100.0K 1/4 J

 

 

 

01

R21

HF457100

Carbon Resistor

10.0K 1/4 J

 

 

 

01

R22

HF457330

Carbon Resistor

33.0K 1/4 J

 

 

 

01

R23

HF456100

Carbon Resistor

1.0K 1/4 J

 

 

 

01

R24

HF457100

Carbon Resistor

10.0K 1/4 J

 

 

 

01

R25

HF457470

Carbon Resistor

47.0K 1/4 J

 

 

 

01

R26

HF455470

Carbon Resistor

470.0 1/4 J

 

 

 

01

R27

HF457220

Carbon Resistor

22.0K 1/4 J

 

 

 

01

R28

VC740100

Metal Oxide Film Resistor

1.0 1W J

 

 

 

01

R29

VC745000

Metal Oxide Film Resistor

100.0 1W J

 

 

 

01

R30

HF456470

Carbon Resistor

4.7K 1/4 J

 

 

 

01

R31

HF455560

Carbon Resistor

560.0 1/4 J

 

 

 

01

R32

HF455560

Carbon Resistor

560.0 1/4 J

 

 

 

01

SW2

VR140800

Push Switch

 

 

 

 

03

VR1

V 6 6 0 7 7 0 0

Rotary Variable Resistor

16mm 25KA

 

VOLUME

 

04

VR2

V 7 6 4 9 2 0 0

Rotary Variable Resistor

16mm 10KW(4B)

 

TREBLE

 

 

VR3

V 7 6 4 9 2 0 0

Rotary Variable Resistor

16mm 10KW(4B)

 

HIGH MID

 

 

VR4

V 7 6 4 9 2 0 0

Rotary Variable Resistor

16mm 10KW(4B)

 

LOW MID

 

 

VR5

V 7 6 4 9 2 0 0

Rotary Variable Resistor

16mm 10KW(4B)

 

BASS

 

 

ZD1

VG440200

Zener Diode

MTZ J 12.0B 12.0V

 

 

 

01

ZD2

VG440200

Zener Diode

MTZ J 12.0B 12.0V

 

 

 

01

 

XO361A00

 

 

 

 

 

 

 

 

 

Speaker Unit

4ohm 30W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

V 7 0 5 4 7 0 0

 

Power SW

SDDJE1-A-2

 

POWER ON/OFF

 

02

 

XZ805A00

Transformer

J

 

J

 

05

 

XZ806A00

Transformer

UC

 

U,C

 

 

 

XZ807A00

Transformer

E

 

H,B

 

 

 

V 6 2 8 6 7 0 0

Cord

J VCTF

 

J

 

04

 

V 6 2 8 6 9 0 0

Cord

UC 3 SJT 18/3

 

U,C

 

 

 

V 6 2 8 7 0 0 0

Cord

E 3 HO5VV-F

 

H

 

 

 

V 6 2 8 7 1 0 0

Cord

UK 3 HO5VV-F

 

B

 

 

 

 

 

 

 

 

 

 

 

*New parts

RANK: Japan only

7

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Image 15
Yamaha Bass Amplifier service manual F-20B, HF456330