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Oct. 2019
Circuit Diagram (Main Board: 1/3)
fig.d-50-main-1.eps@L
D+3.3V
1
2 2
3 3
4 4
5 5
6 6
7 7
JTAG
8 8
9 9
10 10
11 11
12 12
13 13
XRESET
14 14
[1/3 3F]
CN2
D+3.3V
BM14B-SRSS-TB (LF)(SN)
UnPop
DG
50V
MODEL
R134[1C] R68 [1C] R688[1C] R687[1C]
(AP119)KTN-50 2
UnPop
UnPop
UnPop
UnPop
(AP120)KTN-100 2
220
UnPop
UnPop
UnPop
C31
(AP121)KTN-212 2
UnPop
220
UnPop
UnPop
0.1uF
(AP122)KTN-HEAD 2
UnPop
UnPop
220
UnPop
25V
--
UnPop
UnPop
UnPop
220
1005
--
220
220
UnPop
Unpop
--
UnPop
220
220
Unpop
--
UnPop
UnPop
220
220
[3/3 9C]
--
220
UnPop
UnPop
220
--
220
220
220
Unpop
[3/3 9C]
--
UnPop
220
220
220
SCAN_A
--
UnPop
UnPop
220
220
D+3.3V
[3/3 9C]
SPOUT-MONITOR
R657
R219
Q607
10k
10k
1
SCAN_B
[3/3 9C]
2SC4116-GR
D+3.3V
D+3.3V
D+3.3V
D+3.3V
DG
[3/3 11E]
R88
R41
R679
UnPop
R671
DETECT-5V
22k
22k
22k
22k
R50
1005
1005
1005
1005
100
MODEL-CHECK0
MODEL-CHECK1
MODEL-CHECK2
MODEL-CHECK3
R134
R688
R68
R687
UnPop
UnPop
220
UnPop
1608
1608
1608
1608
UnPop
DG
DG
DG
DG
D+3.3V
6
R16
10
SCLK
8
5
VCC
SI/SIO0
2
R17
10
SO/SIO1
C24
1
R18
10
0.1uF
_CS
4
3
XSF-WP
GND
_WP
1005
7
25V
_HOLD
IC3
DG
MX25L3206EM2I-12G
3.6V
32Mbit Serial Flash
BMD[2:0] 1,0,0 : MODE4 InternalROM
1,1,0 : NON boot
TRSEL Debug Trace Enable(1:enable, 0:disable)
TEST_POINT:BOOT_MODE
D+3.3V
C26
0.1uF
25V
1005
DG
MIDI IN
30
20
FOOT CONTROLLER
JK3
UnPop
PJ-644C-EP
FLG1
30
D+3.3V
RA17
RA18
EXB28V103JX
EXB28V220JX
UnPop
UnPop
1
8
C20
2
7
D20
3
6
E19
4
5
F19
G20
R77
UnPop
RA16
D+3.3V
R48
EXB28V220JX
10k
UnPop
B19
1
8
C21
2
7
B20
3
6
A20
4
5
B21
IC4
D+1.2V
SG-310SCF 48.000MHZ B
C18
4
3
VCC
OUT
C30
25V
1uF
1005
B18
1
2
R45
_ST
GND
DG
270
A19
D+3.3V
DG
B3
DETECT-DCOUT5V
1
C4
R658
B6
C226
10k
C224
Q621
0.1uF
C225
10uF
1005
1
25V
Q606
1608
0.1uF
1005
2SC4116-GR
25V
25V
D5
R605
DG
A6
D607
C7
4.7k
1SS387
1005
DG
[1/3 9F]
COM_W
A3
B4
[1/3 9F]
COM_X
C5
[1/3 9F]
COM_Y
D6
[1/3 9F]
COM_Z
A4
B5
[1/3 5G]
EXP-TIP
C6
A5
[1/3 5G]
EXP-RING
C63
0
MODEL-CHECK0
F21
F20
1005
MODEL-CHECK1
DG
TP7
MODEL-CHECK2
E21
DG
E20
MODEL-CHECK3
TP8
H21
SFI_CK0
R15
33
SFI_XCS0
R11
10
K21
K20
SFI_DIN
R12
10
H20
SFI_DO
R13
10
J20
SFI_HLD
R14
10
[1/3 5B]
RA15
R26
EXB28V101JX
150
100
1608
V21
MCKO
XMSDRCS
1
8
Y16
2
7
AA17
XMWE
3
6
Y20
SDRAM
MCKE
4
5
W17
MDQM1
MDQM0
1
8
Y18
2
7
Y17
XMWR-MCAS
3
6
AA16
XMRD-MRAS
4
5
W18
RA14
EXB28V101JX
100
D+3.3V
F3
F2
C2
R27
0
B1
Y1
TP44
B2
R31
R33
A2
10k
10k
C16
C12
D16
D8
DG
C8
DG
D+3.3V
TP3
AA2
AA20
TP6
Y21
TP17
XRESET
[1/3 2B]
R44
IC6
10k
S-80130ANMC-JCPT2G
5
4
A17
VDD
OUT
R35
2
3
0
VSS
NC
C28
100pF
UnPop
DG
D+3.3V
UnPop
D4
L3
R37
1SS387
0
120
UnPop 1608
1608
1
4
C25
2
1000pF
3
5
50V
L15
R36
1005
0
UnPop
100
1608
1608
QCPL-M614-500E
UnPop
DG
D+3.3V
UnPop
D501
1SS362FV
2
1
C501
47pF
1005
DG
50V
1
DG
2SA1586-GR
DG
D+3.3V
3 T
4 TS
FC+5V
R28
5
RS
TP106
UnPop 56
2
R
1608
6 SS
1 S
C54
25V
1005
0.1uF
DG
D+3.3V
R299
1k
EXP-IN_GATE
R266
1k
EXP-OUT_GATE
R262
1k
EXP-SW_SEND
R242
1k
SCAN_C
R46
1k
SCAN_B
R40
1k
SCAN_A
FC-VCC-CTL
H19
LED+3.3V-CTL
K18
XSF-WP
K19
M18
ENC-B
M19
ENC-A
L20
R341 UnPop
L21
10k
M20
M21
R19
100
Y15
R9
56
MA(15)
AA15
R10
56
MA(14)
W16
UnPop
R339
1k
UnPop
V17
R340
1k
U18
4
5
MA(11)
AA14
4 3
6
RA2
MA(10)
5
AA19
3 2
7
EXB28V560JX
MA(9)
6
Y19
8
1
2
7
56
MA(8)
AA18
4
5
8
MA(7)
V16
4 3
6
RA3
MA(6)
5
V14
3 2
EXB28V560JX
7
MA(5)
6
W14
8
2
1
7
56
MA(4)
AA12
4
5
MA(3)
8
Y13
4 3
6
RA4
MA(2)
5
AA13
3 2
7
EXB28V560JX
MA(1)
6
Y14
8
2
1
7
56
MA(0)
8
P19
MD(15)
P18
MD(14)
T19
MD(13)
T18
MD(12)
V20
MD(11)
V19
MD(10)
U20
U19
T21
T20
R21
R20
P21
P20
N21
N20
E18
H18
A13
B13
C14
D13
C13
B16
B14
B12
A16
A14
A12
B15
D14
A15
R1
D15
180k
1608
TP621
TP622
C15
DG
TP623
R5
100k
DG
1608
C19
1005
A8
B8
D+3.3V
D10
D+1.2V
C15
1uF
A7
1005
D9
C18
C19
C9
1uF
1uF
B9
25V
1005
1005
B11
25V
B7
A11
A9
D+3.3V
C10
C21
1uF
1005
25V
B10
R7 12k
1%
A10
D+1.2V
D11
C23
1uF
1005
25V
C11
IC1
MB8AA4181(ESC2)
DG
C59
0.1uF
25V
R38
1005
1.5k
R32
1608
UnPop
DG
100
1608
5
UnPop
IC10
C234
1000pF
1005
50V
UnPop
DG
UnPop
Q503
R30
2SA1586-GR
0
1
1608
UnPop
R508
1608
Q504
100
UnPop
1
2SA1586-GR
Q502
UnPop
UnPop
DG
D16
1SS362FV
2
1
DG
DG
UnPop
Q501
NC
R502
2SC4116-GR
1
C58
4.7k
1
4
1000pF
1005
OUT
1608
UnPop
50V
IC21
UnPop
TC7SET04FU
DG
5.5V
DG
DG
[1/3 7E]
[1/3 7E]
[1/3 9D]
[1/3 9D]
C110
[1/3 9D]
DG
[1/3 9D]
10uF
[3/3 8F]
25V
[3/3 9D]
1608
D+3.3V
[1/3 2D]
[1/3 9F]
[1/3 9F]
53
5
4
DQ15
40
51
MA(15)
6
3
NC
DQ14
36
50
MA(14)
7
2
NC
DQ13
MA(11)
35
48
8
1
A11
DQ12
22
47
MA(10)
5
4
A10/AP
DQ11
34
45
MA(9)
6
3
A9
DQ10
33
44
MA(8)
7
2
A8
DQ9
MA(7)
32
42
8
1
A7
DQ8
31
13
1
8
MA(6)
A6
DQ7
30
11
2
7
MA(5)
A5
DQ6
29
10
3
6
MA(4)
A4
DQ5
MA(3)
26
8
4
5
A3
DQ4
25
7
1
8
MA(2)
A2
DQ3
24
5
2
7
MA(1)
A1
DQ2
23
4
3
6
MA(0)
A0
DQ1
21
2
4
5
BA1
DQ0
20
BA0
MD(9)
38
MCKO
MD(8)
CLK
MCKE
37
MD(7)
CKE
MD(6)
39
MDQM1
MD(5)
UDQM
MDQM0
15
MD(4)
LDQM
MD(3)
18
XMRD-MRAS
MD(2)
_RAS
17
XMWR-MCAS
MD(1)
_CAS
XMWE
16
MD(0)
_WE
19
XMSDRCS
_CS
IC2
M12L64164A-7TG2C
WORK RAM 64Mbit
R315
470
C77
150pF
50V
DG
D+1.2V
DG
1005
25V
1005
USB
25V
1005
25V
JK1
1005
YKF45-0044N
25V
1005
25V
D+3.3V
1005
25V
1005
25V
1005
TP629
25V
TP630
1005
TP631
25V
1005
R6
25V
1005
0
25V
1005
25V
1005
25V
TP102
C165 25V 0.1uF1005
C27 25V 0.1uF1005
25V
C42 25V 0.1uF1005
DG
FLG1
DG
D+3.3V
RXD2-MIDI-IN
RXD3-FC
TXD3-FC
D+3.3V
C657
0.1uF
1005
25V
DG
UnPop
R512
4.7k
PSW-TIP
1608
2
D+3.3V
IN
DG
C55
UnPop
0.1uF
IC21
25V
TC7SET04FU
DG
KTN-50_2
D+3.3V
C14
0.1uF
IC5
25V
TC7WU04F
1005
DG
3
5
1
1
DG
IC5
TC7WU04FU
MD(15)
RA9
MD(14)
EXB28V101JX
MD(13)
100
MD(12)
MD(11)
MD(10)
RA10
MD(9)
EXB28V101JX
MD(8)
100
MD(7)
MD(6)
RA11
D+3.3V
MD(5)
EXB28V101JX
MD(4)
100
MD(3)
MD(2)
RA12
RA8
MD(1)
EXB28V101JX
EXB28V103JX
MD(0)
100
10k
[2/3 9C]
SQWZ_A
[3/3 8B]
CPU-MUTE
[2/3 9C]
SQWZ_B
C216
47pF
50V
1005
DG
[2/3 6
W15
AA5
C33
0.1uF
W6
AA3
V15
Y3
C34
0.1uF
V6
W21
M4
W20
C35
0.1uF
M3
W19
L19
W13
C36
0.1uF
L18
W8
D19
W4
C37
0.1uF
D18
V18
C38
0.1uF
D4
V13
V8
V4
U21
P4
Y10
P3
C39
0.1uF
W10
P1
V10
N19
C40
0.1uF
T4
N18
T3
K4
C41
0.1uF
R19
K3
R18
J21
C43
0.1uF
G19
J19
G18
J18
C44
0.1uF
G4
G21
G3
F18
C45
0.1uF
D17
F4
D7
F1
C46
0.1uF
E4
D21
D12
D1
C17
AA21
C3
AA1
B17
A21
A18
A1
P14
H8
P13
H9
P12
H10
P11
H11
P10
H12
P9
H13
P8
H14
N9
J8
N8
J9
N14
J10
N13
J11
N12
J12
N11
J13
N10
J14
M14
K8
M13
K9
M12
K10
M11
K11
M10
K12
M9
K13
M8
K14
L14
L8
L13
L9
L12
L10
L11
IC1
DG
MB8AA4181(ESC2)
R
1
U
1
UnPop
R
1
+AVCC
1
R
[1/3 8B]
2
[1/3 8B]
1
[1/3 8B]
U
3 T
4 TS
5 RS
2 R
6 SS
1 S
JK2
PJ-644C-EP
EXP/CTL/GAFC_thr
R101
10k
FLG1
1608
[1/3 7D]
D+1.2V
D+3.3V
DG
DG
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