OVERALL CIRCUIT DIAGRAM

FRONT PICKUP

BASS

BALANCE

A+C 500k

REAR PICKUP

TREBLE

VOLUME

 

Electrolytic capacitor

Mylay capacitor

Ceramic capacitor

WIRING

FRONT PICKUP

REAR PICKUP

to rear pickup cavity

to front pickup cavity

to bridge ground

 

 

BL

 

GY BL

 

 

VOLUME

 

BL

B20K

 

 

WH

 

RE

 

 

BL

 

TREBLE

Box for dry cell

 

B50K

RE

 

RE

 

BL

 

 

 

WH

WH

 

BALANCE

WH

 

A+C 500K

 

 

 

BASS

 

 

B50K

OUTPUT

 

 

BBG5S

Battery

DC 9V

OUTPUT

JACK

5

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Image 5
Yamaha BBG5S service manual Overall Circuit Diagram, Wiring