Circuit Diagram (Mic 1/1) - Roland V-Synth XT Service Notes

MAY.2005

CIRCUIT DIAGRAM (MIC 1/1)

fig.c-mic.eps
CN27
1 MAMUTE
1
2
2
3
3
To 4
4
MSNDR
5
5
MSNDL
6
6
JACK 7
7
MRTNL
8
8
MRTNR
BOARD 9
9
10
10
11 MMICIN
11
12 MPEAK
12
12FMN-BTK-A
MAGND C89
RA2-V@M
47/25
C91
RA2-V@M
47/25
MA+48V
VRSNDR
VRSNDL
MA+48V R125
100K
Q23
2SA1587GR
1
JK11
R130 R131
NCJ6FI-H
MCR25J@ MCR25J@
XLR
6.8K 6.8K
L19
Typ. -50 to -10 [dBu] EXCML16A@ L20
EXCML16A@
1
3
2
FG 4
R136
S 5
L21 EXCML16A@ RPC05T@J
R
TRS 6
T 7
Typ. -36 to +4 [dBu]
L22 EXCML16A@
C110
ECJ1V@ C111 0.1
33P
C113 R208 MAGND
ECJ1V@ RPC05T@J
33P 0R0
MDGND MAGND
(Hi-Z/Lo-Z)
R147 0R0
RPC05T@J
MA+15V
1 Hi-Z
DA18
3
MA147-(TX)
2
3 NORMAL
MA-15V
4
5 PHANTOM ON
MA+15V
C82
RA2-V@M
47/25
C84
RA2-V@M
47/25
MA-15V
Volume
Return
CN14
MPEAK
1
1
2
2
3
To
3
INVRM 4
4
5
5
INVRP
6 PANEL
6
CONTVP
7
7
8 BOARD
8
9
9
10
10
11
11
12
12
VRRTNR 13
13
VRRTNL 14
14
14FMN-BTK
MAGND
(PHANTOM-ON/OFF)
SW3A
SSSF12A000
12
11 13
15 14
R126
100K
MAGND R129
RPC05T@J
C102
ECJ1V@
C103
33/63
RA2-V@M
R132
R134 RPC05T@J
6.8K C106 3.3K
RA2-V@M RPC05T@J C104 R137
MA+15V DA16 ECJ1VC1H@
MA147-(TX) 100P C109
47/25 2 1 100P RPC05T@J
1
R138 2 1 Q24
470K ECJ1VC1H@ 2SA1587GR
DA17 MAGND
R141 MA147-(TX) MA-15V C112
470K R140 ECJ1VC1H@
3.3K 100P
C115 RPC05T@J
R143
RA2-V@M 10K
33/63 RPC05T@J
R146
SW3B
RPC05T@J
6.8K
22
INVRM
23 21 INPUT
INVRP
24 25
SSSF12A000
(10K-ohm/Reverse-D)
C118
RA2-V@M MA+15V
SW3C
47/25
SSSF12A000
Q26
2SK880GR
3
C179
R148 0R0 RA2-V@M
RPC05T@J 47/25 MAGND
MDGND MDGND
R149 1M R150 10K
RPC05T@J RPC05T@J
MAGND MA-15V
R104 C81 NIU
RR0816@D ECJ1VC1H@
R103
RR1220P-@D
10K 2.7K R105
MAGND RR0816@D
C83 15P
R106 ECJ1VC1H@ C165 6.8K
x(-1.0)
RR1220P-@D ECJ1V@
10K C85 33P
+0dB 2
-
VRRTNL RA2-V@M
2
-
1 3
+
R110 IC12A
3
+
RR0816@D IC13A 47/25 R109 M5216P
5.6K NE5532AP RR0816@D R111
C87 2.7K RR0816@D
RA2-V@M 2.7K
MRTNL 47/25
R115 MAGND C88 NIU
MAGND RR0816@D ECJ1VC1H@
R114
RR1220P-@D
10K 2.7K R116
MAGND RR0816@D
C90 15P
R117 ECJ1VC1H@ x(-1.0) C166 6.8K
RR1220P-@D ECJ1V@
10K C92 33P
+0dB 6
-
VRRTNR RA2-V@M
6
-
7 5
+
R121
5 IC12B
+
RR0816@D 47/25 R120
IC13B M5216P
5.6K NE5532AP RR0816@D R122
C94 2.7K RR0816@D
RA2-V@M 2.7K
MRTNR 47/25
MAGND
MAGND
MA+15V MA+15V
C95 C96 C97
47/25
0.1 RA2-V@M 0.1
- -
+ +
C98 C99 C100
IC13C
47/25
NE5532AP
0.1 RA2-V@M 0.1
MAGND
MA-15V MAGND MA-15V
C101 33P
ECJ1V@
R127 10K
RPC05T@J
20K R128 10K
6
-
7
RPC05T@J
5
+
IC14B
UPC4570G
33P MAGND
MA+15V
R133 12K
12K RPC05T@J
R135 20K
C107 470/6.3 RPC05T@J
56 RA2-V@M
Max. +50.7dB
1 C108 33P
Q25 ECJ1V@ Min. +10.7dB
2SA1587GR C180
RA2-V@M
47/25
2
-
MMICIN
1
3
+
IC14A R142 100K
R144 10K UPC4570G RPC05T@J
RPC05T@J
MAGND
MA-15V
MA+15V
C117
0.1
IC14C
-
UPC4570G
+
C119
0.1
MA-15V
R107 R108
RPC50T@J RPC50T@J L17
47(1/2W) 47(1/2W) EXCML16A@
1
Q21
1
2SC4213A
R112 R113 C86 JK1
RPC05T@J RPC05T@J GRM188@
100K 1K 2200P HTJ-064-12D
MAGND MAMUTE MAGND MAGND
2
3
1
R118 R119
RPC50T@J RPC50T@J L18
47(1/2W) 47(1/2W) EXCML16A@ R215
RPC05T@J
7
0R0
Q22 MDGND MAGND
1
R123 R124 2SC4213A C93
RPC05T@J RPC05T@J GRM188@
100K 1K 2200P
MAGND MAMUTE MAGND MAGND
IC12C
M5216P
MIC BOARD
PWB 03898412 00
ASSY 72909490 00
CN15
D3VB
L23
08FMN-BMT-A-TF
ZCYS51R5-M3PAT
8
8
UDPM
To 7 3 4
7
6 2 5
6
5 UDMM 1 6
5
4
MAIN
4
3 VBUSM
3
BOARD 2
2
L25
1
1
EXCML16A@
C116
0.1
MDGND MDGND
MDGND
3
-
4
CONTVP
1
+
IC23A
R207
TC75S51FU
470K
C158
0.1
MDGND MDGND
V-SynthXT
PHONES
R216
RPC05T@J
NIU
JK12
YKF45-0021
USB
C105
0.1
MAGND
MDGND
R139
0R0
MDGND
D3VB
-
C159
0.1
+
IC23B
TC75S51FU
MDGND
67