Circuit Diagram (Bassiera) - Roland V-Accordion FR-8x Service Notes

July 2013

CIRCUIT DIAGRAM (BASSIERA)

MA142WA-(TX) MA142WA-(TX) MA142WA-(TX) MA142WA-(TX)
D2 D4 D6 D8
D10
2 1 2 1 2 1 2 1 2 1
MA142WA-(TX) MA142WA-(TX) MA142WA-(TX) MA142WA-(TX)
D1 D3 D5 D7
2 1 2 1 2 1 2 1 2 1 2
D9
SW1 SW2 SW3 SW4 SW5 SW6 SW7 SW8
SW9 SW10
SWBAS SWBAS SWBAS SWBAS SWBAS SWBAS SWBAS SWBAS
T0
T1
T2
T3
T4
T5
T6
T7
D58 D58 D66 D66
2 1 2 1 2 1 2 1 2 1 2 1
D60 D60 D62 D62 D64 D64 D68 D68
2 1 2 1 2 1 2 1 2 1 2 1 2
D57 D57 D59 D59 D61 D61 D63 D63 D65 D65 D67 D67
SW57 SW58 SW59 SW60 SW61 SW62 SW63 SW64 SW65 SW66 SW67 SW68
T0
T1
T2
T3
T4
T5
T6
T7
84
C211
100nF
C196
100nF
C144
100nF
C146
100nF
+5VD
R295
10K
NIU
x2KBD
R294
10K
D
+5VD
R138 0
TXMIDI
IC348B
TC7WU04FU
IC348C
R39 1M TC7WU04FU D
3 5 6 2
+5VD
D
C90 100nF
D X1
10
IC348D IC348A
TC7WU04FU TC7WU04FU C89 C88 R R 1 1 3 5 5
1 7 27pF 27pF R R 1 1 3 3 6
R R 1 1 3 9 9 NIU
R R 1 4 4 0 0
D
R 1 1 4 4 1 1
D D
R R 1 4 4 5 5 NIU
R R 1 4 4 7 7
D
XRES
+5VD
R137 R148
3K3
7 1
VCC NC1
2
NC2
3
NC3
C54 8
NC4
100nF 4 5
GND DLY
C110
IC20 3.3uF
D
M51953
D
D18
2 1 2 1 2 1 2 1 2 1 2 1 2
D12 D12 D14 D16 D20 D20 D22 D22 D24
1 2 1 2 1 2 1 2 1 2 1 2 1
D11 D13 D15 D17 D19 D21 D23
SW11 SW12 SW13 SW14 SW15 SW16 SW17 SW18 SW19 SW20 SW21 SW22 SW23 SW24
D74 D74
2 1 2 1 2 1 2 1 2 1 2 1
D70 D70 D72 D72 D76 D76 D78 D78 D80 D80
1 2 1 2 1 2 1 2 1 2 1 2 1
D69 D69 D71 D71 D73 D73 D75 D75 D77 D77 D79 D79 D81 D81
SW69 SW70 SW71 SW72 SW73 SW74 SW75 SW76 SW77 SW78 SW78 SW79 SW79 SW80 SW80 SW81 SW81
T8
T9
T10
T11
T12
T13
T14
T15
+5VD
+
D 3.3
C145 C145 C195 C195
10u 10u 100nF 100nF
+5VD
C143
100nF
D
R188
D IC22 10K
R187
100
TXMIDI
79 74
A1 TXD
+5VD
99 59 1 8 MK17 RA183A 100 ohm MK17 5 4
D15 SC17
BR17 BR17
98 58 2 7 RA183B 6 3
D14 PR17
MK16 RA183C MK16
97 57 3 6 7 2
D13 SC16
BR16 RA183D BR16
96 56 4 5 8 1
D12 PR16
95 55 1 8 MK15 RA186A 100 ohm MK15 5 4 RA190D
D11 SC15
94 54 2 7 BR15 RA186B BR15 6 3 RA190C
D10 PR15
93 53 3 6 MK14 RA186C MK14 7 2 RA190B
D9 SC14
BR14 BR14
92 52 4 5 RA186D 8 1 RA190A
D8 PR14
MK13 RA185A 100 ohm MK13
90 41 1 8 5 4
D7 SC13
BR13 RA185B BR13
89 40 2 7 6 3
D6 PR13
88 39 3 6 MK12 RA185C MK12 7 2
D5 SC12
87 38 4 5 BR12 RA185D BR12 8 1
D4 PR12
86 37 1 8 MK11 RA187A 100 ohm MK11 5 4 RA195D
D3 SC11
BR11 BR11
85 36 2 7 RA187B 6 3 RA195C
D2 PR11
+5VD MK10 RA187C MK10 RA195B
84 35 3 6 7 2
D1 SC10
BR10 RA187D BR10 RA195A
83 34 4 5 8 1
D0 PR10
33 1 8 MK9 RA179A 100 ohm MK9 5 4 RA170D
SC9
32 2 7 BR9 RA179B BR9 6 3 RA170C
PR9
R189 81 31 3 6 MK8 RA179C MK8 7 2 RA170B
RD SC8
10K BR8 BR8
78 30 4 5 RA179D 8 1 RA170A
CS PR8
NIU MK7 RA178A 100 ohm MK7
80 29 1 8 5 4
INT SC7
28 2 7 BR7 RA178B BR7 6 3
PR7
16 3 6 MK6 RA178C MK6 7 2
SC6
73 15 4 5 BR6 RA178D BR6 8 1
TXEN PR6
72 14 1 8 MK5 RA181A 100 ohm MK5 5 4 RA166D
SMOD SC5
BR5 BR5
R125 R125 0 0 71 13 2 7 RA181B 6 3 RA166C
POLA PR5
MK4 RA181C MK4 RA166B
27 12 3 6 7 2
MASK SC4
x2KBD BR4 RA181D RA181D BR4 RA166A
2 11 4 5 8 1
2KBD PR4
10 1 8 MK3 RA180A 100 ohm MK3 5 4
SC3
R130 R130 9 2 7 BR3 RA180B BR3 6 3
PR3
47 47
61 8 3 6 MK2 RA180C MK2 7 2
CLKIN SC2
BR2 BR2
7 4 5 RA180D 8 1
PR2
MK1 RA182A 100 ohm MK1 RA169D
6 1 8 5 4
SC1
C233 C233 BR1 RA182B BR1 RA169C
5 2 7 6 3
PR1
47pF 47pF 4 3 6 MK0 RA182C MK0 7 2 RA169B
SC0
3 4 5 BR0 RA182D BR0 8 1 RA169A
PR0
D
T15 RA197A 100 ohm
49 1 8
T15
0 0 T14 RA197B MK9 C237
70 48 2 7
CKCT6 T14
0 0 69 47 3 6 T13 RA197C BR9
CKCT5 T13
0 0 68 46 4 5 T12 RA197D MK8 C239 C239
CKCT4 T12
0 0
67 45 1 8 T11 RA196A 100 ohm BR8
CKCT3 T11
0 0
66 44 2 7 T10 RA196B MK7 C241
CKCT2 T10
0 0 T9 RA196C BR7
65 43 3 6
CKCT1 T9
0 0 T8 RA196D MK6 C243
64 42 4 5
CKCT0 T8
24 1 8 T7 RA176A 100 ohm BR6
T7
23 2 7 T6 RA176B MK5 C245
T6
77 22 3 6 T5 RA176C BR5 C244
RST T5
T4 MK4
21 4 5 RA176D C247
T4
T3 RA177A 100 ohm MK3
20 1 8
T3
100 19 2 7 T2 RA177B BR3 C249
T2
62 18 3 6 T1 RA177C MK2
TEST0 T1
C188 17 4 5 T0 RA177D BR2 C250
T0
100pF D MK1
BR1
C252
S1L50282F32H200(ksm) MK0
BR0 C254
MK13
BR13 C256 C256
MK12
BR12
C111 D C258 C258
NIU NIU MK11
BR11 C260
D MK10
BR10 C262
MK15
BR15
C264
MK14
BR14 C266
D
D26 D26 D34 D34
1 2 1 2 1 2 1 2 1 2 1 2
D28 D28 D30 D30 D32 D32 D36 D36
2 1 2 1 2 1 2 1 2 1 2 1
D25 D25 D27 D27 D29 D29 D31 D31 D33 D33 D35 D35
SW25 SW25 SW26 SW26 SW27 SW27 SW28 SW28 SW29 SW29 SW30 SW30 SW31 SW31 SW32 SW32 SW33 SW33 SW34 SW34 SW35 SW35 SW36 SW36
D82 D82 D90 D90
2 1 2 1 2 1 2 1 2 1 2 1 2 1 2
D84 D84 D86 D86 D88 D88 D92 D92 D94 D94
2 1 2 1 2 1 2 1 2 1 2 1 2 1
D83 D83 D85 D85 D87 D87 D89 D89 D91 D91 D93 D93 D95 D95
SW82 SW83 SW84 SW85 SW86 SW87 SW88 SW89 SW90 SW91 SW92 SW93 SW94 SW95 SW96
RA192D
RA192C 10K
RA192B
RA192A
+5VD IC349
UPC29L33T-E1-AZ D + 3.3
10K
3 1
IN OUT
RA188D
RA188C 10K C234 C235
RA188B 10u 10u
RA188A
10K C148 D C147
100nF 100nF
10K
C3
+
RA167D D 3. 3 NIU
RA167C 10K
RA167B C1 +5VD
RA167A 100uF
10K
C5 C4 NIU
100nF 100nF
+
RA165D D 3. 3 C2
CN5
RA165C 10K 100nF
RA165B IC350 1
RA165A D 1 L1 L1 2
TO
4 3
10K TXMIDI BELLOWS BOUNCE B.
2 4
C63 5 (CN3)
NIU
53014-0510
D D D
NIU TC7SH08FU
C236 NIU
NIU NIU
C238 NIU NIU
NIU NIU L9 N1608
C240 NIU NIU L7 N1608
NIU NIU L4 N1608
C242 NIU NIU L5 N1608
NIU NIU L6 N1608
NIU NIU L8 N1608 CN4
BR16
NIU NIU
C246 NIU NIU MK16 DATA1
1
NIU NIU BR17 DATA0 2
TO
C248 NIU NIU MK17 T8 Scan0 3
BASS REGISTER B.
NIU NIU T9 Scan1 4
C251 NIU T10 Scan2 5 (CN1)
T11 Scan3
NIU NIU 6
C253 NIU
NIU NIU
53014-0610
C255 NIU C56
NIU NIU 22pF
C257 C257 NIU
NIU NIU
C259 NIU
NIU
C261 NIU
NIU C58 D
C263 NIU 22pF C59 C61
NIU 22pF C60 22pF C62
C265 NIU 22pF 22pF
NIU
D42 D42
1 2 1 2 1 2 1 2 1 2 1 2 1
D38 D38 D40 D40 D44 D44 D46 D46 D48 D48
2 1 2 1 2 1 2 1 2 1 2 1
D37 D37 D39 D39 D41 D41 D43 D43 D45 D45 D47 D47
SW37 SW37 SW38 SW38 SW39 SW39 SW40 SW40 SW41 SW41 SW42 SW42 SW43 SW43 SW44 SW44 SW45 SW45 SW46 SW46 SW47 SW47 SW48 SW48
D98 D106
1 2 1 2 1 2 1 2 1 2 1 2 1
D96 D96 D100 D102 D104 D108 D108
2 1 2 1 2 1 2 1 2 1 2 1 2
D97 D97 D99 D101 D103 D105 D107 D109
SW97 SW98 SW99 SW100 SW101 SW102 SW103 SW104 SW105 SW106 SW107 SW108 SW109
FR-8X/XD
D50
2 1 2 1 2 1 2 1
D52 D54 D56
2 1 2 1 2 1 2 1
D49 D51 D53 D55
SW49 SW49 SW50 SW50 SW51 SW51 SW52 SW53 SW54 SW55 SW56
D114
2 1 2 1 2 1 2 1 2 1 2 1
D110 D112 D116 D118 D120
1 2 1 2 1 2 1 2 1 2 1
D111 D113 D115 D117 D119
SW110 SW111 SW112 SW113 SW114 SW115 SW116 SW117 SW118 SW119 SW120
85