Roland V-Synth Service Notes

Mar.2003
V-SYNTH
CIRCUIT DIAGRAM(SUB-1)
fig.sub-1
H8 (MASK)
to MAIN BOARD
(CN509)
to KEYBOARD UNIT
D[0..7]
D4
D7
D2
D0
D6
D1
D3
D5
XKEY_CS
A0
A0
A1
A1
AFT_IN
PR0
SC0
PR1
SC1
PR2
SC2
PR3
SC3
PR4
SC4
PR5
SC5
SC6
PR7
SC7
PR6
PR3
SC3
PR5
SC6
PR7
PR2
SC2
PR4
SC4
SC4
SC5
SC0
PR1
PR0
SC1
SC3
PR4
SC4
PR4
PR5
SC2
SC0
SC2
PR4
PR7
PR7
SC1
PR7
PR2
PR6
SC3
SC1
PR5
SC6
PR6
SC5 SC5
PR6
SC0
PR1
PR3
SC6
SC3
PR3
PR2
SC0
PR5
SC6
PR6
PR1
SC1
SC2
PR2
PR1
PR3
SC4
SC5
XRST_SUB
T5
T4
T6
T3
T3
T7
T2
T4
T[0..7]
T5
T7
T7
PR0
T6
T0
T2
T4
T2
T2
T3
T0
T0
T3
T2
T6
T7
T1
T0
T5
T4
PR0
T5
T4
PR0
T3
T5
T1
T1
T1
T0
T7
T6
T6
T1
SC8
PR9PR9
PR8
SC9
PR8
SC9
SC8
SC7
SC7
PR[0..9], SC[0..9]
SC7
SC7
AN_SEL0
AN_SEL1
AN_SEL2
AN_SEL3
LS0
LS1
LS2
LS3
ENC0_A
SD3
SD2
SD1
SD0
SW_POL
BAURATE0
A1 A1
XKEY_CS
20M
XRST-IN
SH4_XRTS2
SH4_XCTS2
SH4_TXD2
SH4_RXD2
SH4_TXD2
SH4_RXD2
ZTAT_RX
SS3
SS2
SS1
SS0
D7
D6
D4
D3
D2
D1
D0
D7
D6
D5
D4
D3
D2
D1
D0
SD6
SD5
SD4
SD7
ZTAT_TX
MIDI_IN
H8_RXD1
H8_TXD1
MIDI_IN
D7
D6
D5
D4
D3
D2
D1
D0
A0 A0
D5
LD7
LD6
LD5
LD4
LD3
LD2
LD1
LD0
MIDI_OUT
SH4_XRTS2
SH4_XCTS2
BAURATE1
ENC1_B
ENC1_A
BUZZER
ENC0_B
DEBUG
BUZZER
XKEY_INTXKEY_INT
XRD
XWR
XWR
XRD
KEY_CLK
MIDI_OUT
MIDI_IN
MIDI_IN
MD2
FWE
MD2
FWE
AN6
AN3_IN
AN5
AN4
AN2_IN
AN4_IN
AN0_IN
AN3
AN1_IN
AN5_IN
AN7
AN0
AN6_IN
AN1
AN7_IN
AN2
ZTAT_TX
ZTAT_RX
XRESET
XRST_IN
XRST_IN
XRST_SUB
DBPLS_IN
XADTRG DBPLS_IN
XADTRG
XRST_SUB
AFT_IN
ENC_A
DBPLS_IN
ENC_B
+
5D
D
+
5D
D
+
5D
D
D D
DDD
+
5D
+
5D
+
5D
D
D
D
D
+
5D
+
5D
D
+
D
+
5D
DD
+
5D
+
5D
D
D
D
D
D
+
5D
+
5D
D
+
5D
+
5D
D D
D
+
5D
+
5D
+
5D
D
+
5D
D
+
5D
D
+
5D
+
5D
D
+
5D
+
5D
+
5D
D
D
D
+
5D
+
5D
D
D
+
5D
D
D
+
5D
+
5D
+
5D
D D
+
5D
+
5D
+
D
+
5D
+
5D
+
5D
+
5D
D
+
5D
D
D
+
5D
+
5D
D
D
D
D
D
CN3
16FE-BT-VK-N
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
Q1
2SC4081
1
2 3
C57
0.1
C58
1
C59
0.1
C25
0.1
C26
0.1
C40
100p
RA19
10K
12
3
4
5
6
7
8
9 10
RA14
10K
12
3
4
5
6
7
8
9 10
RA16
10K
12
3
4
5
6
7
8
9 10
RA13 NIU
1 8
2 7
3 6
4 5
RA21
NIU
1 8
2 7
3 6
4 5
RA20 NIU
1 8
2 7
3 6
4 5
RA12
10k
1 8
2 7
3 6
4 5
RA15
10k
1 8 2 7 3 6 4 5
R38
0
R46
470
R47
2.2k
R48
2.7k
R42
1k
R45
27k
R43
100
R49
100k
R50
12k
R41
220k
R44
1k
IC5
SSC1080
VDD
7
VDD
33
VSS
20
VSS
46
SC10
24
PR10
23
SC9
22
PR9
21
SC8
19
PR8
18
SC7
17
PR7
16
SC6
15
PR6
14
SC5
13
PR5
12
SC4
11
PR4
10
SC3
9
PR3
8
SC2
6
PR2
5
SC1
4
PR1
3
SC0
2
PR0
1
T7
31
T6
30
T5
29
T4
28
T3
27
T2
26
T1
25
T0
32
CLK
49
A1
48
A0
47
D7
44
D6
43
D5
42
D4
41
D3
40
D2
39
D1
38
D0
37
INT
34
RD
36
WR
35
CS
45
RESET
50
TEST1
51
TEST2
52
C61
0.1
IC7A
NJM2904M
+
-
2
3
1
IC7B
NJM2904M
+
-
6
5
7
IC7C
NJM2904M
+
-
84
C127
100/25
C60
0.01
CN4
18FE-BT-VK-N
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
CN1
B8B-PH-K-S
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
C4
0.1
C5
0.1
C3 0.1
C1
NIU
C6
NIU
C2
0.01
C7
0.01
C21
22p
C22
22p
SW2
NIU
1 2
RA9
10k
12
3
4
5
6
7
8
9 10
RA7
10k
12
3
4
5
6
7
8
9 10
X1
MA-406@
20MHz
1 4
RA6
10
1 8
2 7
3 6
4 5
RA3 10
1 8
2 7
3 6
4 5
RA8
NIU
1 8
2 7
3 6
4 5
RA10
NIU
1 8
2 7
3 6
4 5
RA1 10k
1 8
2 7
3 6
4 5
RA2 10
1 8
2 7
3 6
4 5
RA4
10
1 8
2 7
3 6
4 5
R7
0
R2 0
R8 0
R3 1k
R9 1k
R6
10k
R1
10k
R10
0
R13 NIU
R11
NIU
R12
NIU
R14 NIU
R16
NIU
R32
10k
R4
10k
R5
10k
SW1A
NIU
12
11
13
SW1B
NIU
22
21
23
IC1A
NIU
12
C8
NIU
R28
0
C19
NIU
R26
0
IC1F
NIU
1312
IC1C
NIU
56
IC1D
NIU
98
IC1G
NIU
147
IC1B
NIU
34
IC1E
NIU
1110
R116
0
R115
0
L59 601
L60 601
L61 601
L62 601
L63 601
L64 601
L65 601
C125
100/25
C44
0.1
R37 NIU
IC6B
TC7W74F
VCC
8
GND
4
R118 0
R145
10k
SP1
PKM22EP-2001
C114
470/16
C115
NIU
D2
5.1MB
1 3
D1
5.1MB
13
JK1
YKF51-5041
IN
2
45
2
544
2
5
OUT THRU
12
14
15
19
10
22
24
25
29
20
32
34
35
39
30
40 50 60 70
R76 120
R79 100
R83
220
R84
220
R85
220
R86
220
DA5
MA147-(TX)
21
3
DA3
MA14 7-(TX)
21
3
Q20
DTA114EUA
1
32
R75
2.2k
IC17
PC410LKNIP
64
1
3
5
DA2
MA147-(TX)
2 1
3
IC19A
HD74LV05AFPEL
1 2
IC19B
HD74LV05AFPEL
3 4
IC19E
HD74LV05AFPEL
11 10
IC19G
HD74LV05AFPEL
147
IC19C
HD74LV05AFPEL
5 6
IC19D
HD74LV05AFPEL
9 8
L68 601
L69 601
L72 601
L73 601
L74 601
L75 601
L76 601
L77 601
IC19F
HD74LV05AFPEL
13 12
R142
4.7k
Q22
NIU
1
2 3
Q23
DTC114EUA
1
2 3
R99
470
R98
NIU
R102
100
R103
10k
C106
0.1
C113
0.1
IC6A
TC7W74F
D
2
CK
1
Q
5
Q
3
PR
7
CR
6
R87
10k
R93
10k
CN2
NIU
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
R33
0
R34
0
IC2
HD6433061G45FP
IOA2/T6/PA6/A21
1
IOB2/T7/PA7/A20
2
VCC
3
T8/B0/CS7/MO0
4
T9/B1/CS6/MIO1
5
T10/B2/CS5/MO2
6
T11/B3/CS4/MIO3
7
T12/B4
8
T13/B5
9
T14/B6
10
T15/B7
11
RESO/FWE
12
VSS
13
TXD0/P90
14
TXD1/P91
15
RXD0/P92
16
RXD1/P93
17
IRQ4/SCK0/P94
18
IRQ5/SCK1/P95
19
P40/D0
20
P41/D1
21
P42/D2
22
P43/D3
23
VSS
24
P44/D4
25
P45/D5
26
P46/D6
27
P47/D7
28
P30/D8
29
P31/D9
30
P32/D10
31
P33/D11
32
P34/D12
33
P35/D13
34
P36/D14
35
P37/D15
36
VCC
37
P10/A0
38
P11/A1
39
P12/A2
40
P13/A3
41
P14/A4
42
P15/A5
43
P16/A6
44
P17/A7
45
VSS
46
P20/A8
47
P21/A9
48
P22/A10
49
P23/A11
50
P24/A12
51
P25/A13
52
P26/A14
53
P27/A15
54
P50/A16
55
P51/A17
56
P52/A18
57
P53/A19
58
VSS
59
P60/WAIT
60
P61/BREQ
61
P62/BACK
62
P67/FAI
63
STBY
64
RES
65
NMI
66
VSS
67
EXTAL
68
XTAL
69
VCC
70
P63/AS
71
P64/RD
72
P65/HWR
73
P66/LWR
74
MD0
75
MD1
76
MD2
77
AVCC
78
VREF
79
AN0/P70
80
AN1/P71
81
AN2/P72
82
AN3/P73
83
AN4/P74
84
AN5/P75
85
AN6/DA0/P76
86
AN7/DA1/P77
87
AVSS
88
IRQ0/P80
89
CS3/IRQ1/P81
90
CS2/IRQ2/P82
91
AD/CS1/IRQ3/P83
92
CS0/P84
93
VSS
94
CLA/T0/PA0
95
CLB/T1/PA1
96
CLC/IOA0/T2/PA2
97
CLD/IOB0/T3/PA3
98
IOA1/T4/PA4/A23
99
IOB1/T5/PA5/A22
100
C13
0.01
R24 470
C15
0.01
C11
0.01
R21 470
R15 470
R22 470
R20 470
C12
0.01
C17
0.01
C16
0.01
C18
0.01
R23 470
R19 470
C14
0.01
R25 470
C23
NIU
C24
NIU
R35
NIU
R36
0
IC4
NIU
1
2
4
53
C9
100/25
R18
NIU
R17
NIU
C10
0.1
R117
0
C124
NIU
C52 15p
C50
15p
C51 15p
C49 15p
C48
15p
C47 15p
C45 15p
C46 15p
C27
15p
C28
15p
C29
15p
C30
15p
C31
15p
C32
15p
C33
15p
C34
15p
C35
15p
C36
15p
C37 15p
C38 15p
C39 15p
C41 15p
C42 15p
C43 15p
RA18 10
1 8
2 7
3 6
4 5
RA17 10
1 8
2 7
3 6
4 5
R101
1k
R100
NIU
RA11 NIU
1 8
2 7
3 6
4 5
LS[0..3]
SD[0..7]
AN[0..7]
SS[0..3]
AN_SEL[0..3]
LD[0..7]
63 64

Roland V-Synth Specifications

General

Arpeggiator	Yes
Velocity Sensitivity	Yes
Aftertouch	Yes
Vocoder	Yes
USB	No
Keyboard	61 keys (velocity and aftertouch sensitive)
Effects	Chorus, Delay, Reverb, Distortion, Flanger, Phaser
Sampling	Yes
Display	320x240 pixel color LCD
MIDI	In/Out/Thru
Type	Synthesizer
LFO	Yes
Storage	SmartMedia card
Outputs	Stereo
Headphones	Yes
Power Supply	AC
Inputs	Stereo Line, Microphone
Audio Inputs	Stereo Line, Mic