Yamaha AW2816 Service Manual page 116

1 2
AW2816 OVERALL CIRCUIT DIAGRAM 2/5 (MAIN2/3)
A
MAIN 2/3
(DSP)
B
C
D
E
MAIN2/3 M-10
MAIN3/3 G-2, I-8
MAIN2/3 M-10
MAIN3/3 G-2
F
MAIN1/3 N-7
MAIN3/3 O-1
G
H
MAIN2/3 M-10
MAIN3/3 G-2, I-8
I (CPU)
MAIN3/3 H-1
MAIN3/3 F-2
MAIN3/3 G-10
MAIN3/3 H-4
J
K
L
M
MAIN3/3 I-8
MAIN3/3 D-2
MAIN3/3 K-1
MAIN3/3 G-10
N
not installed
O
MAIN3/3 H-1
P
: Ceramic Capacitor Note : See parts list for details of circuit board
Q
AW2816
1 2
3 4 5
DSP6
BUFFER
not installed
D-FF
BUFFER
DIT2
not installed
MASK CPU
SRAM 256K
LCDC
component parts
3 4 5
6 7
DRAM 16M DRAM 16M
SDRAM 16M
not installed
not installed
OP AMP
DIR2
BUFFER BUFFER
FLASH ROM 16M
DRAM 16M
INVERTER
to SUB-INV - CN503
6 7
8 9 10
DSP7
REGULATOR
REGULATOR
+3.3V
not installed
+2.5V
NOR
INVERTER
LINE DRIVER
BUFFER
BUFFER
INVERTER
BUFFER
BUFFER
BUFFER
BUFFER
8 9 10
11 12
AW2816
A
B
C
D
E
F
REGULATOR
+3.3V
to Pwer Supply Unit
- CN3
G
OUT
DIGITAL STEREO COAXIAL
IN
H
38CC1-8820119-5 2
I
MAIN3/3 E-2
J
K
L
MAIN3/3 I-8
MAIN2/3 H-2
MAIN3/3 G-2, I-8
MAIN2/3 E-2
M
MAIN3/3 G-2, I-8
MAIN2/3 E-2
MAIN3/3 G-2
N
MAIN3/3 O-1
MAIN1/3 N-7
O
P
38CC1-8820119-6 5
Q
AW2816
11 12