Yamaha AW4416, Service Manual

Page: 4 / 154

AW4416 OVERALL CIRCUIT DIAGRAM 6/6 (SUB-FADER, SUB-CPU, PN-ENC)
SUB-FADER
SUB-CPU
PN-ENC
to Power Supply Unit
MULTIPLEXER
REG10V REG10V REG10V REG10V REG10V REG10V REG10V REG10V REG10V
INVERTER INVERTER INVERTER
MULTIPLEXER
INVERTER
Photo Coupler
RS-232C
TRANSCEIVER
SUB (CPU)
SUB (MIDI)
Transistor
Array
DECODER
BUFFER
D-FF
GATE ARRAY
INVERTER
INVERTER
Transistor Array
Transistor Array
D-FF D-FF
Transistor
Array
Transistor
Array
MASK CPU
MOTOR
DRIVER MOTOR
DRIVER MOTOR
DRIVER MOTOR
DRIVER MOTOR
DRIVER MOTOR
DRIVER MOTOR
DRIVER MOTOR
DRIVER MOTOR
DRIVER
MOTOR
DRIVER
STEREO 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
MOTOR
DRIVER MOTOR
DRIVER MOTOR
DRIVER MOTOR
DRIVER MOTOR
DRIVER MOTOR
DRIVER MOTOR
DRIVER
M M M M M M M M M M M M M M M M M
HIGH
HI-MID
LO-MID
LOW
STEREO OUT
R
L
RL
UNBAL(-100dBV)
BAL (+4dB)
MONITOR
3
41
2
OMNI BAL (0dB)
OMNI OUT
to MAIN1/4 - CN201
to PN-SW -CN401
to PN-SW - CN402
to MAIN3/4 - CN701
MIDI
MTC OUT
IN
MOUSE
FOOT SW
OUT/
THRU
KEC-92556 4
KEC-92556 3
KEC-92555
KEC-92556
Note : See parts list for details of circuit board
component parts
: Ceramic Capacitor
: Metal Oxide Film Resistor
: Not installed
R343
220
1 2 3 4 5 6 7 8 9 10 11 12
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
1 2 3 4 5 6 7 8 9 10 11 12
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
AW4416
AW4416
AW4416