Block Diagram - Yamaha ACU16-C Service Manual

ACU16-C
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BLOCK DIAGRAM

SW201
UNIT ID
8
7 9
6 A
5
B
4 C
D
3
2 E
1 F
0
IC316
CN308
USB CPU
USB
M37641M8
TE
L 13942296513
LINK
LD801
CONDUCT
LD803
ERROR
LD804
DAC-LED
www
.
8
http://www.xiaoyu163.com
（ブロックダイアグラム）
+5D
IC221
8
+5D
256kbit
21, 37, 55
77, 103, 100
EEPROM
IC201
SDA SCL
5 6
104 VCC
PE6
105
PE7
MAIN CPU
+5D
16, 74
SH7042A/28MHz
Ø25.8048MHz
MPU_MODE:2
XIN, OUT
14, 15
16MHz
X302
FS
CN801 CN203
x ao
y
i
http://www.xiaoyu163.com
8
X201
+5D
6.4512MHz
72, 74 37
XTAL,
EXTAL
FLASH
A: 4~20
D: 52-54, 56-60
62-64, 66-70
IC301
41
CKO
CK
CPU CLK
SIO4
Q Q
3 6 7 1 3
+5D
IC502
39
DIR2
MASTER
35 PLL &
Clock
Clock
8 FS
Generater
7 64FS
9 128FS
XI, XO
10 256FS
12, 13
6 SYNC
11.727 MHz
X501
FS 64FS
FS
SYNC_RES
2
u163
.
2 9 9 4 2 8
A
+5D
1, 6, 21
IC203 IC204
4Mbit 16Mbit
DRAM
8MHz
X301
IC601
32, 34
XI
XO
DSP5
+3.3D
(MIXER)
SO0~7
VDD
174,
195
5
43,19
37
57
256FS 18
86
114
+5D
SYNC
144
1 5 0 5 8 2 9 9 4
+5D
IC505
14
256FS
2
3
48k/96k
6
Master
2 6
Clock
x2 +5D
selecter
5
16 2 13
IC504
Divider
IC507 508
1 11
IC510
Reset
5
Output
6
Control
14
+5D
m
co
A'
9 9
60MHz
X601
7
67-69
115-122
VDD
96, 76, 58, 24,
20, 12, 9, 194,
173, 143, 124
+5D
2 8 9 9
IC506
+5
IC509
13
14
256
Clock
selecter
9
10, 6
5
1, 4, 1