Yamaha BB405, BB404 service manual Circuit Diagram, Wiring

BB404/BB405

CIRCUIT DIAGRAM

FRONT PICKUP	FRONT VOLUME
	3	Ω
	2	500K15A
	1

REAR PICKUP	REAR VOLUME
	3	Ω
	2	500K15A
	1

MASTER TONE			OUTPUT
Ω	1
250K		2
05A	3	0.047uF

BPJJ-03

WIRING

FRONT PICKUP REAR PICKUP

Upper side: S (BB404)	Upper side: N (BB404)
N (BB405)	S (BB405)

to bridge ground

	BL
GY	GY

BL	BL	MASTER TONE
		05A 250KΩ

RE

RE

FRONT VOLUME

15A 500KΩ

RE

0.047uF

REAR VOLUME

15A 500KΩ

OUTPUT JACK

6