Circuit Diagram; Wiring - Yamaha AES820 Service Manual

CIRCUIT DIAGRAM

FRONT PICKUP
REAR PICKUP

WIRING

PICKUP SWITCH
(3 position Toggle)
RE
WH
WH+BL (from front pickup)
Sumitube
BE (from rotary switch)
RE (from front pickup)
BE (from pickup switch)
FRONT VOLUME
B20KΩ
0.022uF
C1
0.047uF
ROTARY SWITCH
C2
(2 pole 3 position)
REAR VOLUME
RE
Screw Yoke
WH
BL
Flat Yoke
GR
Bare Wire
BE
Bare Wire
FRONT PICKUP REAR PICKUP
A view
Bare Wire
(from pickup switch)
FRONT VOLUME
VOLUME
15A 500KΩ
GR+Bare Wire
(from front pickup)
PICKUP SWITCH
(3 position Toggle)
680pF
150KΩ
Signal
Sumitube
Tap
WH+BL
(from rear pickup)
Ground
RE
(from rear pickup)
WH (from pickup switch)
to bridge column
BL
BL
B
A
BL (from pickup switch)
OUTPUT
GP20-11
B view
WH (from rotary switch)
REAR VOLUME
VOLUME
GR+Bare Wire
15A 500KΩ
(from rear pickup)
Screw the lug terminal in
cavity for the pickup.
BL
BL
ROTARY SWITCH, B20K
(2 pole 3 position)
WH
Circuit Board
BE
BL
RE
OUTPUT JACK
RE
BL
AES820
5