Roland HandSonic HPD-20 - Circuit Diagram (Main Board: 3;4)

32
Sep. 2013 HPD-20
Circuit Diagram (Main Board: 3/4)
fig.d-main3.eps@L
DGND
DGND
D+1.2V
DGND
DGND
XWCS0
EA(13)
DCK-CLK
EA(13:0)
XELDQM
XEUDQM
EA(9)
EA(8)
DCK_41-CLK
XERAS
DCK_42-CLK
EA(10)
ED(7:0)
EA(12)
XECAS
EA(11)
DGND
ED(3)
EA(2)
XELDQM
ED(3)
XERAS
ED(7:0)
ED(2)
ED(2)
D+3.3V
EA(4)
EA(0)
DGND
DCK-CLK
EA(5)
ED(6)
EA(13:0)
XEUDQM
D+3.3V
ED(6)
EA(13:0)
EA(1)
ED(5)
XECAS
EA(3)
XEWE
ED(5)
D+3.3V
ED(0)
ED(1)
ED(2)
ED(3)
ED(4)
ED(5)
ED(6)
ED(7)
EA(0)
EA(1)
EA(2)
EA(3)
XEWE
XECS
EA(4)
EA(5)
EA(7)
EA(6)
ED(7)
ED(4)
ED(1)
ED(0)
ED(0)
ED(1)
ED(4)
ED(7)
EA(6)
EA(7)
SCAN4
SCAN3
SCAN2
SCAN1
SCAN0
LEDO1
LEDO0
LCD-XRST
DGND
EA(11)
EA(10)
EA(9)
EA(8)
EA(7)
EA(6)
EA(5)
EA(4)
EA(3)
EA(2)
EA(1)
EA(12)
EA(13)
EA(0)
D+3.3V
XECS
D+3.3V
DGND
0.1uF
C383
10uF
C427
2012
DSX321G 16.9344MHZ
X3
1
2
4
3
IC21
TC7WU04FU(TE12L.F)
GND
4
VCC
8
IC5
R8A02021ABG (SSC7)
M2
L1
K1
L2
H2
K2
N2
M1
N3
P3
K3
J3
H3
H1
J2
G3
L4
L3
R2
P2
N1
T1
P1
F3
R1
D1
C1
D2
AE4
AE3
V1
J1
R3
E3
F2
E2
E1
AD1
F1
G2
G1
0.1uF
C365
R317 68
IC21
TC7WU04FU(TE12L.F)
17
IC21
TC7WU04FU(TE12L.F)
62
33
R368
IC21
TC7WU04FU(TE12L.F)
35
R292
100
<E1>
EXB28V221JX
RA21
18
6
54
3
27
EXB28V221JXRA23
18
6
54
3
27
<E1>
L13
BLM15BB121SN1D
EXB28V221JX
RA20
18
6
54
3
27
EXB28V221JX
RA46
18
6
54
3
27
<D1;D4>
<E1>
<E1>
<E1>
<E1>
<E1>
<D3>
<C2>
<D2>
0.1uF C110
10uF
C271
2012
0.1uF C90
<B2>
<B2>
0.1uF C79
0.1uF C107
56pF
C78
EXB28V103JX
RA61
18
6
54
3
27
0.1uF C124
<D2>
<C2>
<C2>
<C2>
<C2>
<D3>
EXB28V103JX
RA62
18
6
54
3
27
0.1uF C80
0.1uF C270
220
R106
220
R102
220
R90
220
R107
0
R164
10k
R128
33
R137
33
R168
33
R169
<B6>
10pFC53
10pFC72
1M
R360
820
R413
22pFC479 UnPop
33
R116
33
R118
33
R119
33
R122
<4B1>
<4B1>
<4A1>
<4A1>
<4A1>
<4B1>
<4B1>
<4D1>
22
R126
150
R167
M12L64164A-7TG2Y(60NM)
IC22
6
VSSQ
_WE
16
VSS
41 14
VDD
27
VDD
3
VDDQ
1
VDD
53
DQ15
51
DQ14
50
DQ13
48
DQ12
47
DQ11
45
DQ10
2
DQ0
4
DQ1
5
DQ2
7
DQ3
8
DQ4
10
DQ5
11
DQ6
13
DQ7
42
DQ8
44
DQ9
VSSQ
12 46
VSSQ
VSSQ
52
VDDQ
9
43
VDDQ
VDDQ
49
40
NC
36
NC
35
A11
22
A10/AP
34
A9
33
A8
32
A7
31
A6
30
A5
29
A4
26
A3
25
A2
24
A1
23
A0
21
BA1
28
VSS
38
CLK
37
CKE
39
UDQM
15
LDQM
18
_RAS
17
_CAS
20
BA0
_CS
19
54
VSS
EXB28V221JX
RA53
18
6
54
3
27
EXB28V221JX
RA58
18
6
54
3
27
EXB28V221JX
RA57
18
6
54
3
27
EXB28V221JX
RA56
18
6
54
3
27
MAIN BOARD (DSP/Memory, D/A,Interface)
(Wave FLASH)
ERAM
SSC