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

34
Sep. 2013 HPD-20
Circuit Diagram (Main Board: 4/4)
fig.d-main4.eps@L
DGND
D+3.3V
PSW-DET
DGND
DGND
DGNDDGND_DB
D+3.3V
DGND
SCAN4
DGND
DGND
MPX0
MPX1
A+9V
A-9V
DGND_DB
D+3.3V
DGND_DBP DGND
LCD-CS
LCD-XRST
LCD-RS
LCD-SCK
LCD-SSO
XBEAM-PLS
MPXOUT0
MPXOUT3
MPXOUT2
MPXOUT1
DGND DGND_DB
DGND_DBP
PWMBL
MPX2
D+3.3V
DGND
DGND
MIDI-IN
DGND
D+3.3V
D+5V
LEDO0
SW-PW
LEDO1
SWIN3
SWIN2
SWIN1
SWIN0
SCAN3
SCAN2
SCAN1
SCAN0
ENC0A
ENC1A
ENC0B
ENC1B
100pFC96
100pF
C82
100pFC105
100pFC98
UDZS TE-17 5.6B
D24
R129
33
100pFC104
100pFC100 100pFC86 100pFC95
R93
100
100pFC109
0.1uF
C131
0.1uF
C132
<3A3>
<3A3>
<3A3>
<3B3>
100pFC181
<3D5>
<3D5>
<3D5>
<3D5>
220k
R123
220k
R114
220k
R117
220k
R112
<3B3>
<3B3>
0.1uF
C199
100pF
C89
<D5>
2.2k
R85
100pF
C61
100pF
C172
<3D5>
100pF
C101
100pF
C84
R98 100
<3A3>
100pFC121
<1C1>
<1C1>
<1C1>
<1C1>
C103
UnPop
100pF
C198
<1D3>
100R91
<1D3>
100R101
100pF
C204
100pF
C203
TP70
TP72
TP73
TP76
TP90
TP80
TP81
TP83
TP86
TP87
TP88
TP89
TP101
TP91
TP92
TP93
TP94
TP96
TP97
TP100
TP117
TP102
TP103
TP104
TP105
TP106
TP115
TP116
<1D3>
100R92
100
R100
<1D3>
<3B3>
100R94
100
R95
100
R89
<1D3>
<1D3>
<1D3>
100R87
10uF
C125
2012
10uF
C129
2012
0.1uFC252
10uFC255
16V 2125
0.1uFC259
10uFC256
16V 2125
0.1uFC268
10uFC265
16V
2125
TP3
TP4
TP8
TP10
TP11
TP12
TP15
TP17
TP18
TP19
TP20
TP21
TP22
TP24
TP26
TP27
TP29
TP31
TP34
TP35
TP36
TP37
TP38
TP39
TP41
TP44
TP46
TP47
TP49
TP52
TP53
TP54
TP118
TP119
0
R2
1608
0R4 1608
0R9
1608
0R12
1608
0 R203
0
R204
0
R198
0
R200
<1D3>
<1D3>
<1D3>
100R115
100
R127
100
R131
100R135
100
R138
100
R139
<1A6>
<1A6>
<1A6>
<1A6>
100pF
C94
100pF
C97
TC74VHC14FT(EL.K)
IC17
12
TC74VHC14FT(EL.K)
IC17
34
TC74VHC14FT(EL.K)
IC17
56
TC74VHC14FT(EL.K)
IC17
98
TC74VHC14FT(EL.K)
IC17
1110
TC74VHC14FT(EL.K)
IC17
1312
TC74VHC14FT(EL.K)
IC17
7
GND
14
VCC
EXB28V102JX
RA8
18
6
54
3
27
0.1uF
C102
0.1uF
C106
0.1uF
C108
0.1uF
C120
EXB28V101JX
RA11
18
6
54
3
27
R145 100
R147 100
R149 100
R152 100
R155 100
R159 100
R163 100
R171 100
R172 100
R173 100
R174 100
R175 100
28FMN-BMTTN-A-TFT (LF)(SN)
CN2
22
2
1
8
7
6
5
4
3
15
14
13
12
11
10
9
21
20
19
18
17
16
28
27
26
25
24
23
CN4
34FMN-BMTTN-A-TFT (LF)(SN)
27
28
29
34
33
30
31
32
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
21
22
23
24
17
18
19
20
25
26
EXB28V472JX
RA10
18
6
54
3
27
33
R193
33
R192
to PANEL BOARD
1608
1608
1608
1608
1608
1608
to PANEL BOARD