Circuit Diagram (Jack B. 2/4) - Roland V-Accordion FR-8x Service Notes

July 2013

CIRCUIT DIAGRAM (JACK B. 2/4)

5V 5V
XRST RST_5V
1 2
XRST RST_5V
R100 R100
IC8A IC8A 100 100
TC74VHCT14AFT TC74VHCT14AFT
IC8B IC8B
TC74VHCT14AFT TC74VHCT14AFT R102 R102 IC8C IC8C
100 100 TC74VHCT14AFT TC74VHCT14AFT
XRST 3 4 5 6 XRST_5V
R101 R101
C55 C55 100 100
100nF 100nF
D
3 3 . V 5 V
D+3V3
R107 IC8D
10K TC74VHCT14AFT
MIDI_TX XMOUT_5V
9 8
MIDI_TX XMOUT_5V
D+5V
R118 R118
R125 R125
10K 10K
33 33
SUB_RXD 13 12 11 10 RXD0_5V RXD0_5V
SUB_RXD
IC8F IC8F IC8E IC8E
TC74VHCT14AFT TC74VHCT14AFT TC74VHCT14AFT TC74VHCT14AFT
MIDI_RX 4 3 2 1 5VMIDIDBGRX
MIDI_RX
IC13B IC13A
TC74VHC14FT(EL) TC74VHC14FT(EL)
SUB_TXD 10 11 12 13 TXD0_5V
SUB_TXD
IC13E IC13F
TC74VHC14FT(EL) TC74VHC14FT(EL)
D+5V CN11
3M.10P
NIU
1 2 BUSY
CLK1 3 4 RXD1 D+5V
CE EPM
5 6
XRST_DBG
7 8
CNVSS 9 10 TXD1_5V SW3
NIU
R153 R153 1
D
RA24A 10K 10K
RA24B
3
RA24C
RA24D KSM2TX 4
KSM2TX
D+5V
NIU NIU NIU NIU RXD1 6
CE
1 8 D
RXD1
2 7
3 6 EPM
XRST_DBG
4 5
R168 R168
CLK1 0 0
TXD1_5V
D
R170 R170
R172 R172
4K7 4K7
D+5V R179
RA25A RA25A RA25B RA25B RA25C RA25C RA25D RA25D D+3V3 0
NIU NIU NIU NIU NIU NIU NIU NIU
R182 SW5
NIU NIU
1
TP82 TP82 2
TP83 TP83 3
TP84 TP84
TP85 TP85 5VCPUDBGRX
D 4
TP87 TP87 5VCPUDBGRX 5
TP86 TP86 5VCPUDBGTX 5VMIDI_IN 6
5VMIDI_IN
R197 R197 NIU NIU R198 R198
R196 R196 NIU NIU 0 0
D
C87 C87
NIU NIU D+5V
D+5V
C88
D
1 100nF
5VCPUDBGTX
4
MIDI_TX 2
IC8G
TC74VHCT14AFT
D
IC14 IC14
TC7SET08FU TC7SET08FU
D
NIU NIU
D
D+3V3
C93
100nF
IC13G
TC74VHC14FT(EL)
D
D
64
D+5V
C230
100nF
IC27
TC7S08F
D
MUTE 1 R391
XMUTE 10K
4
XMUTE
XRST_5V
R366 2
NIU D+3V3
R395
100
D
R367 NIU
D
NIU
2
D9 D10 D11 D12 D13 D14 D15 D15 D16 D16
1SS362FV(TPL3) R396
100
R105 470 R105 470 VMUTEEN
R106 470 R106 470
R108 470 R108 470
R109 470 R109 470 3 3 3 3 3 3 3 3
R111 470 R111 470
R110 470 R110 470
R112 470 R112 470
R120 470 R120 470
NTC
AFT
REF
VR_EFX
VR_CHR
VR_DLY
VR_REV
VR_BAL
VR_VOL
R114
100K
R115
100K
C62 C62 C61 C61 C65 C65 C231 C231 D+5V L37 L37
C60 C60 100pF 100pF C63 C63 100pF 100pF C64 C64 100pF 100pF C232 C232 100pF 100pF N1608Z601T01 N1608Z601T01
REF REF
100pF 100pF 100pF 100pF 100pF 100pF 100pF 100pF
C68 C68 C66 C66
RA14D 100K D+5V 100uF 100uF 100uF 100uF
RA14C 100K L38 L38
RA14B 100K R141 R141 N1608Z601T01 N1608Z601T01
RA14A 100K 10K 10K
R140 R140
D
VR_EFX 10K 10K R133 R133 D+5V
4 5
VR_CHR 3 6 10K 10K
VR_DLY 2 7
REF
VR_REV R368 33 R368 33 GLED
1 8
MUTE
R369 33 R369 33
PICSDA R135 33 R135 33
REF PICSDA
PICSCL R136 33 R136 33
PICSCL
VMUTEEN
VMUTEEN
PWRSENS
R390 R390 33 33 CHGSENS
D+5V R386 R386
R138 R138 D17 D17 PWRLED 33 33
NIU NIU NIU NIU D+3V3EN 1 8
D+3V3EN
RA26A RA26A
2 7
R R AMPMUTE
RA26B RA26B D+5V 3 6
AMPMUTE
RA26C RA26C PWROFF 4 5
PWROFF
RA20A RA20A RA26D RA26D R139 R139
RA20B RA20B 33 33 33 33 33 33 33 33 10K 10K
RA20C RA20C 1 8 SDA R144 R144
RA20D RA20D 2 7 SCL 33 33
ENB R143 R143
3 6
10K 10K 10K 10K 10K 10K 10K 10K 4 5 ENA 33 33
R373 10K R373 10K R145 R145
10K 10K
D
SCL
SDA
D+5V KSM1TX R146 R146
KSM1TX
33 33
D+5V
R147 R147 R148 33 R148 33 TXD1_5V
SW4 SW4 R149 33 R149 33 RXD1_5V
10K 10K
R150 R150 NIU NIU R151 33 R151 33 CLK1
10K 10K
R154 33 R154 33 TXD0_5V
1
2 R156 33 R156 33 RXD0_5V
2 DEBUG0 BUSY 3 DEBUG0
R164 R164 R158 R158
XRST_5V 4 100 100 10K 10K
5
D
RXD1_5V XRST_DBG
5 6
C75 C75
100pF 100pF
C78 C78 R171 R171
D
R169 R169 15pF 15pF 470 470
0 0
D
X1 X1 R173 R173
16 16 NIU NIU
C79
D
15pF
IC13C
TC74VHC14FT(EL)
D+5V
6 5
R183
8 9
10K
D
IC13D
GDB
TC74VHC14FT(EL)
GDB
D+5V
5VMIDIDBGRX
R199
100K
L52
N1608Z601T01
PHNSENS MUTES
3
MUTES
C89
100nF L53
N1608Z601T01
MUTER
MUTER
D
D20
1SS362FV(TPL3)
FX1 FX1 FX2 FX2 FX3
D D D
Q30 REF+5V D+5V D+5V
SSM3J108TU
2 3
R392 R1 R388
100K R393 C242 100K
10K
100K 10uF D2
DA2J10100L R2 33
PWRSENS
C241 XPWRSW
REF REF
XPWRSW
100nF
1 Q28
R394 SSM3K119TU
100
Q31
DTC114EUA
D
REF
RA8A
RA8B
RA8C
D+5V RA8D
C56 C56
10uF 10uF RA9A 33
RA9B 1 8
RA9C SS2
2 7 3
C
C57 C57 C58 C58 RA9D SS1 3 6 2
B
100nF 100nF 100nF 100nF SS0 4 5 1
A
33 33 33 33 33
RA10D 5
D D
G2B
IC10 IC10 RA10C
4
G2A
M30302FAPGP#U3 M30302FAPGP#U3 RA10B
6
G1
RA10A
87
P10-7/AN7/KI3
33 33 33 33 33 33 33 33 33
88
P10-6/AN6/KI2
89
D
P10-5/AN5/KI1
90 79 1 8
P10-4/AN4/KI0 P0-7/AN0-7/D7
SS2
91 80 2 7
P10-3/AN3 P0-6/AN0-6/D6
92 81 3 6 SS1
P10-2/AN2 P0-5/AN0-5/D5
93 82 4 5 SS0
P10-1/AN1 P0-4/AN0-4/D4
LS3
95 83 4 5
P10-0/AN0 P0-3/AN0-3/D3
84 3 6 LS2
P0-2/AN0-2/D2
97 85 2 7 LS1 D+5V
AVCC P0-1/AN0-1/D1
LS0
86 1 8
P0-0/AN0-0/D0
71 4 5 SD7 4 5 RA12D
P1-7/D15
SD6 RA12C
96 72 3 6 3 6
VREF P1-6/D14/INT4
C67 C67 SD5 RA12B
73 2 7 2 7
P1-5/D13/INT3
100nF 100nF 74 1 8 SD4 1 8 RA12A
P1-4/D12
75 4 5 SD3 4 5 RA13D
P1-3/D11
SD2 RA13C
94 76 3 6 3 6
AVSS P1-2/D10
77 2 7 SD1 2 7 RA13B
P1-1/D9
98 78 1 8 SD0 1 8 RA13A
P9-7/ADTRG P1-0/D8
99
P9-6/ANEX1
100 63 RA16D
P9-5/ANEX0 P2-7/A7 33
1 64 RA16C
P9-4 P2-6/A6
RA16B
2 65
P9-3 P2-5/A5
3 66 RA16A
P9-2/TB2IN P2-4/A4
4 67 4 5 LD3 33
P9-1/TB1IN P2-3/A3
5 68 3 6 LD2
P9-0/TB0IN P2-2/A2
LD1 CHGP[1..8]
69 2 7
P2-1/A1 CHGP[1..8]
8 70 1 8 LD0
P8-7/XCIN P2-0/A0
9 D+5V RA17D
P8-6/XCOUT
CHGP8 RA17C
15 53 4 5
P8-5/NMI P3-7/A15
CHGP7
16 54 3 6 RA17B
P8-4/INT2 P3-6/A14
17 55 2 7 CHGP6 CHGP6 RA17A
P8-3/INT1 P3-5/A13
CHGP5 CHGP5 RA19D
18 56 1 8 1 8
P8-2/INT0 P3-4/A12
CHGP4 CHGP4
19 57 4 5 4 5 RA19C
P8-1 P3-3/A11
20 58 3 6 CHGP3 CHGP3 3 6 RA19B
P8-0 P3-2/A10
59 2 7 CHGP2 CHGP2 2 7 RA19A
P3-1/A9
CHGP1
21 61 1 8
P7-7 P3-0/A8
22
33
P7-6
23 45 8 1 MSTRSW
P7-5/TA2IN P4-7/CS3 MSTRSW
PHNSENS RA21A
24 46 7 2
P7-4/TA2OUT P4-6/CS2
25 47 6 3 XADPSENS RA21B
XADPSENS
P7-3/CTS2/RTS2/TA1IN P4-5/CS1
26 48 5 4 RLED RA21C
P7-2/CLK2/TA1OUT P4-4/CS0
MCTL4 MCTL[1..4] RA21D
27 49 7 2
P7-1/RXD2/SCL2/TA0IN P4-3/A19 MCTL[1..4]
28 50 8 1 MCTL3 RA22B
P7-0/TXD2/SDA2/TA0OUT P4-2/A18
51 6 3 MCTL2 D+5V RA22A
P4-1/A17
MCTL1 RA22C
29 52 5 4
P6-7/TXD1/SDA1 P4-0/A16
RA22D
30
P6-6/RXD1/SCL1
31 37
P6-5/CLK1 P5-7/CLKOUT
DEBUG1
32 38
P6-4/CTS1/RTS1/CTS0/CLKS1 P5-6/ALE 33
EPM
33 39
P6-3/TXD0/SDA0 P5-5/HOLD
34 40
P6-2/RXD0/SCL0 P5-4/HLDA
35 41 R387 10K
P6-1/CLK0 P5-3/BCLK
R165 10K
36 42 D
P6-0/CTS0/RTS0 P5-2/RD
43
P5-1/WRH/BHE
10 44 CE
RESET P5-0/WRL/WR
11 RA23D
XOUT
RA23C
RA23B
6
BYTE
RA23A
13 33
D
XIN
4 5
PICRST
3 6
PICRST
CNVSS 2 7 PICPROG
PICPROG
1 8 FHSTEP
FHSTEP
R174
10K
D
D
D18 REF+5V C80
1SS362FV(TPL3) NIU
1 2
R180 R180
-VCC 0 0
REF
R184 R181
NIU 100
2
- -
1 AFT
AFT/MST 3
+ +
IC12A
R189 C84 UPC4570G2-E2-A R192
10K
470 100nF C83
R191
100nF
NIU
REF REF REF
NTCBATT NTC
NTCBATT
R200 R201 C90
6
- -
100 NIU 1nF 7
5
+ +
IC12B
UPC4570G2-E2-A
REF REF
C91
100nF FX4
FX5
C119
A 100nF
D
D+5V D+5V
R3 R389
100K
10K
D5
DA2J10100L R4 33
CHGSENS REF+5V
XCHGSW
XCHGSW
1 Q29
SSM3K119TU C53 C53
100nF 100nF
D
D+5V
VR_VOL
VR_BAL
PWRLED
IC9
TC74VHC138FT(el)
D+5V
C82 R175 R176
100nF R185 10K 10K
0
ENA
D
7
Y7
9 SSC6 C81
Y6
10 SSC5 100nF
Y5
SSC4 R193
11
Y4
12 SSC3 0
D
Y3
13 SSC2 ENB
Y2
SSC1
14
Y1
SSC0 C85
15
Y0
100nF
R121
D
R113
D
R122
R116
R117
R119
R123
R124
R126
R127
R128
RA11D R129
RA11C R130 L39
WRITE_SW
RA11B R132 C69 R131 L40
RA11A D+5V R134 100uF L42
RA15D 22 OHM C70 0 L41
RA15C 22 OHM 100uF
N1608Z601T01
RA15B
RA15A
D
10K
Q3
RN2426(TE85L.F)
LS0 1
Q4
LS1
RN2426(TE85L.F) 1
R142
RA18A
RA18D
RA18C
RA18B Q5
LS2 RN2426(TE85L.F) 1
10K
Q6
LS3 RN2426(TE85L.F) 1
R152 10K LLD0 LLD1 LLD2 LLD3
R155 10K
R157 10K
R159 R160 R161 R162 REF+5V
150 Ohm 150 Ohm 150 Ohm 150 Ohm
C76 C77
100nF 10uF
Q11 Q7 Q8 Q9
2 2 2 2
REF
DTC114EKAT146(PB FREE)
D D D D
LD0
LD1
LD2
LD3
C92 +VCC
10uF
C94
100nF
- -
+ +
IC12C
D
C95 UPC4570G2-E2-A AFT/MST
100nF
-VCC
C96
10uF
D24
NIU
+VCC REF+5V
IC30
NJM2885DL1-05(TE1)
1 3
VIN VOUT
C237
NIU NIU C240
NIU NIU
C238 C239
NIU NIU NIU NIU
D
FX6
D
FR-8X/XD
L29
BLM21A601SPT
+VCC
L32 -VCC L30
BLM21A601SPT BLM21A601SPT
L31
CN9
L33
N1608Z601T01
B10B-PH-K-S (LF)(SN)
N1608Z601T01
1
2
C54 C54 TO
3
10uF 10uF 4
XPWRSW 5
VOLUME B.
XCHGSW
6
REF 7
R103 100 8 (CN2)
R104 100
9
10
L61
D
N1608Z601T01
L34
D+5V BLM21A601SPT L35
L36
CN10
N1608Z601T01
C59
D 30FMN-SMT-A-TF
100nF
+5VD
30
29
D
28
ENCA
27
ENCB 26
SD0
25
SD1
24
SD2 23
SD3 22
SD4
21
TO
SD5 20
SSC0 19
SSC1
18 RIGHT REGIST. B.
SSC2 17
SSC3 16
SSC4 (CN1)
15
SSC5
14
SSC6 13
WRITE_SW
12
LLD0
11
L62 LLD1 10
L63 LLD2 9
N1608Z601T01 LLD3
8
RLED 7
GLED 6
5
4
3
2
1
D
C71
C72
C73
D
C74
D
100pF
L44 L43
BLM21A601SPT BLM21A601SPT
L46
BLM21A601SPT
+VCC -VCC
L45
L47
L48
CN12
L49
N1608Z601T01 S9B-PH-K-S
1
2
TO
VR_REV 3
VR_DLY 4
VR_CHR
5
EFX B.
VR_EFX
6
7
8 (CN1)
9
D
L65
BLM21A601SPT CN13
+VCC REF+5V L50
53254-0410 53254-0410
L51 L51 BLM21A601SPT
N1608Z601T01
1
TO
2
3
4
C233 C234
10uF 100nF
REF REF
65