Yamaha AW4416 Service Manual page 4

1 2
AW4416 OVERALL CIRCUIT DIAGRAM 6/6 (SUB-FADER, SUB-CPU, PN-ENC)
A
SUB-FADER
B to Power Supply Unit
C
D
E
F
G
H
I
J
K
L
SUB-CPU
M
N
O
P
: Ceramic Capacitor
: Metal Oxide Film Resistor
: Not installed
Note : See parts list for details of circuit board
component parts
Q
AW4416
1 2
3 4 5
MULTIPLEXER
MOTOR MOTOR MOTOR
DRIVER DRIVER DRIVER
MOTOR MOTOR MOTOR
DRIVER DRIVER DRIVER
M M M M M
1 2 3 4 5
SUB (MIDI)
INVERTER
Photo Coupler
RS-232C
TRANSCEIVER
KEC-92556 3
SUB (CPU)
MASK CPU
3 4 5
6 7
MULTIPLEXER
MOTOR MOTOR MOTOR
DRIVER DRIVER DRIVER
MOTOR MOTOR
DRIVER DRIVER
M M M M M M
6 7 8 9 10 11
MTC OUT
OUT/
MIDI
THRU
IN
MOUSE
BUFFER
FOOT SW
DECODER
Transistor
Array
Transistor
Array
Transistor
Array
R343
220
6 7
8 9 10
MOTOR MOTOR
DRIVER DRIVER
MOTOR MOTOR MOTOR
DRIVER DRIVER DRIVER
M M M M M
12 13 14 15 16
PN-ENC
D-FF D-FF D-FF
GATE ARRAY
Transistor Array
Transistor Array
8 9 10
11 12
AW4416
MOTOR
DRIVER
M
STEREO
KEC-92556
HIGH
HI-MID
LO-MID
LOW
KEC-92555
INVERTER
INVERTER
KEC-92556 4
to PN-SW - CN402
AW4416
11 12
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q